What are the cheapest airlines flying from London to San Diego round-trip?

According to our current data, Air Canada (£458), Lufthansa (£468), and United Airlines (£468) offers the cheapest pricing from London to San Diego. Air Canada is 24% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from London to San Diego one-way?

£401 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Aer Lingus and British Airways, with prices starting from £457 and £503, respectively.

What are the most popular routes from London to San Diego?

When deciding which route to take from London to San Diego consider London Heathrow - San Diego, London Gatwick - San Diego or London City - San Diego as they are the most popular.

What are the cheapest flights from London to San Diego?

Looking at all options, your cheapest flight can be booked for £476. While the most popular route (London Heathrow - San Diego) can be booked for £445 on average our data indicates £1,839 when flying from London to San Diego.

What are the most reliable airlines from London to San Diego?

Consider American Airlines (79%), Alaska Airlines (79%) or Aer Lingus (79%) when booking your flight. These represent the most reliable airlines when flying from London to San Diego.

What are the most popular airlines that fly from London to San Diego?

Consider American Airlines, Air Canada or Air France when booking your flight. These represent the most popular airlines when flying from London to San Diego.

What is the cheapest day to fly round-trip from London to San Diego?

Departing on a Thursday is a good option for securing a great price. You can expect to save up to 8% when planning your travel around this day of the week.

How far in advance should I book a flight from London to San Diego?

Find a great deal and save up to 13% by booking at least 26 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from London to San Diego within the next two weeks, with the cheapest ticket starting at £539.

What is the cheapest month to fly from London to San Diego?

The best pricing can be found in the month of February. Prices to San Diego from London average £603. You can even find prices in February for less than £603, as users have found deals to San Diego from as low as £399. The month of July appears to be one of the more expensive times to travel to San Diego from London. Flying in the targeted month can save you up to 32%.

What airport do you fly into for flights to San Diego from London?

If you book a flight to San Diego from London, you will be flying to San Diego, which is the city’s only airport. San Diego (SAN) is located 2.6 mi from the center of San Diego. There are 6 flights from London to San Diego per day from 11 different airlines.

Can I find deals for flights from London to San Diego that include hotel bookings?

Yes. In addition to deals on London to San Diego flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from London to San Diego?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to San Diego.

Can I find deals for business class flights from London to San Diego?

Yes. Cheapflights offers flight deals from London to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£401+ Flights from London to San Diego

Cheapflights Tip: The best prices from London to San Diego are usually found in February or January, booked 79 days in advance, depart on a Friday or Thursday and return on a Sunday

Cheap flight deals from London to San Diego

Round-trip from	£442
One-way from	£401
Popular in	July
Cheapest in	February
Average price	£532
Good round-trip deal	£553 or less
Good one-way deal	£622 or less

Austrian Airlines
22/4-28/4
2 total stops
30h 50m total
London to San Diego

Search Deals

WestJet
15/6
2 total stops
34h 35m total
London to San Diego

Search Deals

Highest demand for flights based on searches. 17% potential increase in price (£98 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£14 potential savings vs. average return price).

Search Deals

Average for round-trip flights in March 2025

Search Deals

Price to beat on a round-trip flight from London (LON) to San Diego.

Search Deals

Price to beat on a one-way flight from London (LON) to San Diego.

Search Deals

Find flight deals from London to San Diego

Cheapest flights from London to San Diego
Explore the most affordable flight options available from London to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 março 2025.

dom 4/510:55LGW - SAN

2 stops28h 39mMultiple Airlines

qua 7/508:08SAN - LGW

2 stops18h 47mMultiple Airlines

Deal found 21/3£444

qui 1/508:40LHR - SAN

2 stops19h 05mAir Canada

sex 9/508:10SAN - LHR

1 stop14h 20mAir Canada

Deal found 21/3£458

qua 14/508:40LHR - SAN

2 stops21h 34mMultiple Airlines

seg 19/510:30SAN - LHR

1 stop16h 40mMultiple Airlines

Deal found 21/3£462

qua 30/407:25LHR - SAN

1 stop16h 00mUnited Airlines

seg 5/514:30SAN - LHR

1 stop12h 40mUnited Airlines

Deal found 22/3£466

ter 22/407:25LHR - SAN

1 stop16h 00mLufthansa

seg 28/410:00SAN - LHR

1 stop13h 25mLufthansa

Deal found 21/3£468

seg 5/506:00LHR - SAN

2 stops19h 51mAustrian Airlines

seg 12/507:00SAN - LHR

1 stop20h 45mAustrian Airlines

Deal found 20/3£472

dom 20/414:25LHR - SAN

1 stop17h 03mFinnair

sáb 3/519:50SAN - LHR

Nonstop10h 30mFinnair

Deal found 21/3£486

seg 21/411:45LHR - SAN

1 stop18h 57mVirgin Atlantic

seg 5/506:40SAN - LHR

1 stop16h 35mVirgin Atlantic

Deal found 20/3£495

qua 30/411:30LHR - SAN

Nonstop11h 20mBritish Airways

seg 5/516:40SAN - LHR

Nonstop10h 45mBritish Airways

Deal found 22/3£497

seg 21/411:30LHR - SAN

Nonstop11h 20mAmerican Airlines

seg 5/515:10SAN - LHR

1 stop13h 35mAmerican Airlines

Deal found 21/3£503

seg 21/415:10LHR - SAN

1 stop16h 46mIberia

seg 5/519:50SAN - LHR

Nonstop10h 30mIberia

Deal found 21/3£516

qui 19/612:00LGW - SAN

1 stop20h 17mVirgin Atlantic

dom 20/707:00SAN - LGW

1 stop19h 00mVirgin Atlantic

Deal found 21/3£529

Best flights from London to San Diego
Discover carefully curated flight deals from London to San Diego that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 março 2025.

ter 22/407:25LHR - SAN

1 stop16h 00mMultiple Airlines

seg 28/408:05SAN - LHR

1 stop14h 50mMultiple Airlines

Deal found 20/3£442

qui 1/508:40LHR - SAN

2 stops19h 05mAir Canada

sex 9/508:10SAN - LHR

1 stop14h 20mAir Canada

Deal found 21/3£458

ter 22/407:25LHR - SAN

1 stop16h 00mLufthansa

seg 28/410:00SAN - LHR

1 stop13h 25mLufthansa

Deal found 21/3£468

qua 30/407:25LHR - SAN

1 stop16h 00mUnited Airlines

seg 5/514:30SAN - LHR

2 stops15h 40mUnited Airlines

Deal found 20/3£468

seg 21/414:25LHR - SAN

1 stop17h 03mFinnair

seg 5/510:19SAN - LHR

1 stop13h 01mFinnair

Deal found 21/3£494

seg 21/411:45LHR - SAN

1 stop18h 57mVirgin Atlantic

seg 5/506:40SAN - LHR

1 stop16h 35mVirgin Atlantic

Deal found 20/3£495

sáb 19/411:15LHR - SAN

1 stop15h 13mBritish Airways

sáb 3/519:50SAN - LHR

Nonstop10h 30mBritish Airways

Deal found 20/3£499

seg 21/411:30LHR - SAN

Nonstop11h 20mAmerican Airlines

seg 5/515:10SAN - LHR

1 stop13h 35mAmerican Airlines

Deal found 21/3£503

seg 21/415:10LHR - SAN

1 stop16h 46mIberia

seg 5/519:50SAN - LHR

Nonstop10h 30mIberia

Deal found 21/3£516

qui 8/506:30LHR - SAN

1 stop13h 30mDelta

qui 4/919:30SAN - LHR

1 stop13h 45mDelta

Deal found 20/3£533

ter 22/409:25LCY - SAN

2 stops21h 04mSWISS

ter 29/415:57SAN - LCY

2 stops18h 48mSWISS

Deal found 20/3£538

sex 9/515:40LGW - SAN

2 stops26h 52mIcelandair

qua 14/510:52SAN - LGW

2 stops19h 48mIcelandair

Deal found 20/3£679

Direct flights from London to San Diego
Explore direct flight options from London to San Diego based on user searches, and compare prices and availability for your desired travel dates. Data last updated 22 março 2025.

seg 21/411:30LHR - SAN

Nonstop11h 20mBritish Airways

seg 5/519:50SAN - LHR

Nonstop10h 30mBritish Airways

Deal found 21/3£491

seg 21/411:30LHR - SAN

Nonstop11h 20mAmerican Airlines

seg 5/519:50SAN - LHR

Nonstop10h 30mAmerican Airlines

Deal found 21/3£511

seg 21/411:30LHR - SAN

Nonstop11h 20mMultiple Airlines

seg 5/519:50SAN - LHR

Nonstop10h 30mMultiple Airlines

Deal found 21/3£524

dom 31/814:55LHR - SAN

Nonstop11h 05mIberia

dom 14/919:50SAN - LHR

Nonstop10h 30mIberia

Deal found 21/3£525

qua 16/414:55LHR - SAN

Nonstop11h 05mFinnair

sáb 10/519:50SAN - LHR

Nonstop10h 30mFinnair

Deal found 21/3£928

Last-minute flights from London to San Diego
Discover last-minute flight deals from London to San Diego. Data last updated 22 março 2025 and is based on user searches.

qua 26/310:15LHR - SAN

1 stop17h 09mAmerican Airlines

qua 2/416:40SAN - LHR

Nonstop10h 45mAmerican Airlines

Deal found 19/3£506

qui 27/315:00LHR - SAN

2 stops29h 11mAir Canada

qui 3/412:35SAN - LHR

1 stop15h 15mAir Canada

Deal found 20/3£489

qui 27/312:50LHR - SAN

Nonstop11h 15mIberia

qui 3/419:50SAN - LHR

Nonstop10h 30mIberia

Deal found 20/3£592

qui 27/312:00LGW - SAN

1 stop26h 41mMultiple Airlines

qui 3/420:07SAN - LGW

3 stops31h 38mMultiple Airlines

Deal found 20/3£641

qui 27/309:25LCY - SAN

2 stops20h 34mSWISS

qui 3/415:57SAN - LCY

2 stops18h 58mSWISS

Deal found 20/3£872

sex 28/314:30LHR - SAN

1 stop15h 50mVirgin Atlantic

dom 6/406:15SAN - LHR

1 stop19h 45mVirgin Atlantic

Deal found 21/3£496

sex 28/308:20LHR - SAN

1 stop19h 47mMultiple Airlines

dom 6/419:50SAN - LHR

Nonstop10h 30mMultiple Airlines

Deal found 20/3£497

sex 28/308:20LHR - SAN

1 stop16h 51mBritish Airways

dom 6/419:50SAN - LHR

Nonstop10h 30mBritish Airways

Deal found 21/3£501

sex 28/307:40LHR - SAN

2 stops23h 50mLufthansa

dom 6/414:17SAN - LHR

2 stops19h 23mLufthansa

Deal found 21/3£534

sáb 29/319:35LHR - SAN

2 stops55h 46mAer Lingus

sáb 13/921:40SAN - LHR

2 stops31h 00mAer Lingus

Deal found 21/3£710

sáb 29/306:40LHR - SAN

2 stops21h 45mScandinavian Airlines

sáb 13/914:00SAN - LHR

2 stops19h 40mScandinavian Airlines

Deal found 20/3£717

sáb 29/320:05LHR - SAN

1 stop23h 05mDelta

sáb 13/919:30SAN - LHR

1 stop13h 45mDelta

Deal found 21/3£549

One-way flights from London to San Diego
Search for one-way flight options from London to San Diego. Find affordable one-way fares based on user searches. Data last updated 22 março 2025.

dom 15/610:45LGW - SAN

2 stops34h 35mWestJet

Deal found 22/3£401

qui 10/412:40LGW - SAN

1 stop32h 25mMultiple Airlines

Deal found 21/3£410

dom 27/708:25STN - SAN

2 stops36h 30mMultiple Airlines

Deal found 21/3£416

qua 4/614:10LHR - SAN

1 stop31h 10mWestJet

Deal found 21/3£416

qui 24/421:25LHR - SAN

3 stops45h 00mMultiple Airlines

Deal found 21/3£418

qui 15/512:00LHR - SAN

2 stops19h 59mAer Lingus

Deal found 21/3£457

qui 24/411:30LHR - SAN

Nonstop11h 20mBritish Airways

Deal found 21/3£503

dom 15/621:25LHR - SAN

2 stops43h 44mIcelandair

Deal found 22/3£509

sex 13/615:40LGW - SAN

2 stops49h 29mIcelandair

Deal found 21/3£528

qui 15/514:50LHR - SAN

1 stop14h 05mLufthansa

Deal found 21/3£529

qui 10/414:55LHR - SAN

Nonstop11h 05mFinnair

Deal found 21/3£530

sáb 12/713:30LHR - SAN

1 stop15h 46mIberia

Deal found 22/3£574

Cheapflights Fare Finder

Use the filters below to find and compare flights from London to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

dom 4/5

10:55-07:34

2 stops28h 39m

San Diego

qua 7/5

08:08-10:55

2 stops18h 47m

£444

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

qui 1/5

08:40-19:45

2 stops19h 05m

San Diego

sex 9/5

08:10-06:30

1 stop14h 20m

£458

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

qua 14/5

08:40-22:14

2 stops21h 34m

San Diego

seg 19/5

10:30-11:10

1 stop16h 40m

£462

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

qua 30/4

07:25-15:25

1 stop16h 00m

San Diego

seg 5/5

14:30-11:10

1 stop12h 40m

£466

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

ter 22/4

07:25-15:25

1 stop16h 00m

San Diego

seg 28/4

10:00-07:25

1 stop13h 25m

£468

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

seg 5/5

06:00-17:51

2 stops19h 51m

San Diego

seg 12/5

07:00-11:45

1 stop20h 45m

£472

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

dom 20/4

14:25-23:28

1 stop17h 03m

San Diego

sáb 3/5

19:50-14:20

Nonstop10h 30m

£486

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

seg 21/4

11:45-22:42

1 stop18h 57m

San Diego

seg 5/5

06:40-07:15

1 stop16h 35m

£495

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

qua 30/4

11:30-14:50

Nonstop11h 20m

San Diego

seg 5/5

16:40-11:25

Nonstop10h 45m

£497

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

seg 21/4

11:30-14:50

Nonstop11h 20m

San Diego

seg 5/5

15:10-12:45

1 stop13h 35m

£503

Flights are sorted by cheapest return flights first.

Deals found on 22/3

Showing 1-10 of 56 results

...

Best time to book a flight from London to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from London with our price prediction graph.

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London to San Diego

How far ahead should I book a flight from London to San Diego?

The best time to book flights from London to San Diego is 79 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from London to San Diego?

Currently, January is the cheapest month in which you can book a flight from London to San Diego (average of £585). Flying from London to San Diego in July is currently the most expensive (average of £920). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LON to SAN?

A simple way to save on the total cost of your ticket is to fly from London to San Diego at midday. If you’re flexible enough to do this you can expect to save up to 14% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from London to San Diego?

Travellers seeking maximum savings on their London to San Diego flight should consider departing on Wednesday evenings when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from London to San Diego

The most flights from LON to SAN are scheduled on a Monday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).

Rainfall in San Diego by month

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 58.0 inches per month. February is typically the wettest month, when rainfall can reach 58.0 mm. July is typically the driest time to visit San Diego when rainfall is around 0.0 mm.

Temperature in San Diego by month

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

Reviews of airlines servicing San Diego

Peruse reviews from past customers who have flown with Delta, KLM and Air Transat from London to San Diego to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very Good

7,892 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very Good

7,892 reviews

Delta

8.0

Very Good

7,892 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM

7.8

Good

1,319 reviews

Delta

8.0

Very Good

7,892 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Air Transat

7.8

Good

380 reviews

Delta

8.0

Very Good

7,892 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair

7.6

Good

1,266 reviews

Delta

8.0

Very Good

7,892 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

SWISS

7.5

Good

1,567 reviews

Delta

8.0

Very Good

7,892 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

What airport do you fly into for flights to San Diego from London?
If you book a flight to San Diego from London, you will be flying to San Diego, which is the city’s only airport. San Diego (SAN) is located 2.6 mi from the center of San Diego. There are 6 flights from London to San Diego per day from 11 different airlines.
What are the cheapest airlines flying from London to San Diego round-trip?
According to our current data, Air Canada (£458), Lufthansa (£468), and United Airlines (£468) offers the cheapest pricing from London to San Diego. Air Canada is 24% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from London to San Diego one-way?
£401 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Aer Lingus and British Airways, with prices starting from £457 and £503, respectively.
What are the most popular routes from London to San Diego?
When deciding which route to take from London to San Diego consider London Heathrow - San Diego, London Gatwick - San Diego or London City - San Diego as they are the most popular.
What are the most reliable airlines from London to San Diego?
Consider American Airlines (79%), Alaska Airlines (79%) or Aer Lingus (79%) when booking your flight. These represent the most reliable airlines when flying from London to San Diego.
What are the cheapest flights from London to San Diego?
Looking at all options, your cheapest flight can be booked for £476. While the most popular route (London Heathrow - San Diego) can be booked for £445 on average our data indicates £1,839 when flying from London to San Diego.
Can I find deals for flights from London to San Diego that include hotel bookings?
Yes. In addition to deals on London to San Diego flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from London to San Diego?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to San Diego.
Can I find deals for business class flights from London to San Diego?
Yes. Cheapflights offers flight deals from London to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from London to San Diego?
Currently, January is the cheapest month in which you can book a flight from London to San Diego (average of £585). Flying from London to San Diego in July is currently the most expensive (average of £920). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

El Cajon

Browse thousands of different options on Cheapflights for your next trip

Top 10 airlines flying from London to San Diego

Airline	Cheapest	Average	Flexibility	On-time
Air France	Cheapest£386	Average£441	FlexibilityNo cancel fee	On-time77%	Search Air France flights
British Airways	Cheapest£411	Average£602	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Virgin Atlantic	Cheapest£415	Average£679	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Air Canada	Cheapest£416	Average£507	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
United Airlines	Cheapest£424	Average£577	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Lufthansa	Cheapest£427	Average£530	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Finnair	Cheapest£436	Average£600	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
KLM	Cheapest£440	Average£589	FlexibilityNo cancel fee	On-time75%	Search KLM flights
American Airlines	Cheapest£456	Average£537	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Iberia	Cheapest£474	Average£634	FlexibilityNo cancel fee	On-time77%	Search Iberia flights

Fly with Cheapflights

How does Cheapflights help users find flights from London to San Diego?

Cheapflights makes it easy to find London to San Diego flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from London to San Diego?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to San Diego from London.

Can Cheapflights find flights from London to San Diego with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from London to San Diego flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from London to San Diego become cheaper?

Yes! Start tracking prices for London to San Diego flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from London to San Diego from £401

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/6. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from London to San Diego are usually found in February or January, booked 79 days in advance, depart on a Friday or Thursday and return on a Sunday

Cheap flight deals from London to San Diego

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from London to San Diego

Cheapest flights from London to San DiegoExplore the most affordable flight options available from London to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 março 2025.

Explore the most affordable flight options available from London to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 março 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from London to San Diego that are best for you.

Best time to book a flight from London to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from London with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from London to San Diego

How far ahead should I book a flight from London to San Diego?

Use this chart to determine the optimal time to book a return flight from London to San Diego. Price data was last updated on 14 March 2025.

What is the cheapest month to book a flight from London to San Diego?

What is the cheapest time of day to fly from LON to SAN?

Find hourly flight availability from London to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 março 2025.

What is the cheapest day to fly from London to San Diego?

Use this chart to determine the cheapest time to fly return from London to San Diego. Price data was last updated on 30 June 2024.

Weekly flight availability from London to San Diego

Explore weekly flight availability from London to San Diego. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 22 março 2025.

Rainfall in San Diego by month

Plan your trip to San Diego by taking into account the average rainfall totals by month.

Temperature in San Diego by month

Plan your trip to San Diego by taking into account the average temperature totals by month.

Reviews of airlines servicing San Diego

Peruse reviews from past customers who have flown with Delta, KLM and Air Transat from London to San Diego to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from London to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to San Diego from London?

What are the cheapest airlines flying from London to San Diego round-trip?

What are the cheapest airlines to fly from London to San Diego one-way?

What are the most popular routes from London to San Diego?

What are the most reliable airlines from London to San Diego?

What are the cheapest flights from London to San Diego?

Can I find deals for flights from London to San Diego that include hotel bookings?

How can I find direct flights from London to San Diego?

Can I find deals for business class flights from London to San Diego?

What is the cheapest month to book a flight from London to San Diego?

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Fly from London to San Diego on these airlines

Choose from the following airlines for your flight from London to San Diego. Flights are based on user searches made on Cheapflights and were last updated on 22 março 2025.

Top 10 airlines flying from London to San Diego

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Cheapest flights from London to San Diego
Explore the most affordable flight options available from London to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 março 2025.