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

According to our current data, Lufthansa (£441), Finnair (£467), and United Airlines (£469) offers the cheapest pricing from London to San Diego. Lufthansa is 27% 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?

£434 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Iberia and Aer Lingus, with prices starting from £524 and £535, 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 £418. While the most popular route (London Heathrow - San Diego) can be booked for £441 on average our data indicates £1,174 when flying from London to San Diego.

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

Consider American Airlines (75%), Alaska Airlines (75%) or Aer Lingus (75%) 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 Tuesday is a good option for securing a great price. You can expect to save up to 4% 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 21% 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 £534.

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 £611. You can even find prices in February for less than £611, as users have found deals to San Diego from as low as £410. 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 30%.

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 12 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.

£336+ Flights from London to San Diego

The best prices from London to San Diego are usually found in February or September, booked 79 days in advance, depart on a Wednesday or Friday and return on a Sunday

Cheap flight deals from London to San Diego

Round-trip from	£441
One-way from	£340
Popular in	July
Cheapest in	February
Average price	£517
Good round-trip deal	£467 or less
Good one-way deal	£516 or less

Lufthansa
24/3-31/3
2 total stops
30h 15m total
London to San Diego

Search Deals

23/3
3 total stops
35h 06m total
London to San Diego

Search Deals

Highest demand for flights based on searches. 16% potential increase in price (£96 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).

Search Deals

Average for round-trip flights in February 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 21 February 2025.

Tue 2/1208:45LHR - SAN

1 stop14h 40mLufthansa

Thu 11/1211:20SAN - LHR

1 stop14h 20mLufthansa

Deal found 20/2£444

Tue 18/307:40LHR - SAN

1 stop15h 45mMultiple Airlines

Tue 25/308:10SAN - LHR

1 stop15h 30mMultiple Airlines

Deal found 20/2£460

Mon 3/312:50LHR - SAN

Nonstop11h 15mFinnair

Sun 16/319:10SAN - LHR

Nonstop10h 25mFinnair

Deal found 20/2£467

Tue 18/318:45LGW - SAN

2 stops35h 14mSWISS

Tue 25/316:04SAN - LGW

2 stops18h 46mSWISS

Deal found 20/2£470

Mon 10/307:40LHR - SAN

1 stop15h 45mUnited Airlines

Mon 17/310:00SAN - LHR

1 stop14h 25mUnited Airlines

Deal found 20/2£470

Wed 5/318:40LHR - SAN

2 stops35h 40mSWISS

Wed 12/316:04SAN - LHR

2 stops36h 11mSWISS

Deal found 19/2£473

Mon 3/313:00LHR - SAN

1 stop30h 05mAir Canada

Sun 16/312:40SAN - LHR

1 stop16h 10mAir Canada

Deal found 20/2£477

Thu 27/312:00LGW - SAN

1 stop18h 51mMultiple Airlines

Mon 31/321:19SAN - LGW

2 stops28h 41mMultiple Airlines

Deal found 20/2£479

Tue 2/1208:10LCY - SAN

2 stops20h 06mSWISS

Thu 11/1216:04SAN - LCY

2 stops31h 46mSWISS

Deal found 20/2£497

Sat 1/308:40LHR - SAN

2 stops20h 26mDelta

Sat 22/307:15SAN - LHR

1 stop16h 40mDelta

Deal found 20/2£499

Mon 3/312:50LHR - SAN

Nonstop11h 15mAmerican Airlines

Sun 16/313:50SAN - LHR

1 stop15h 10mAmerican Airlines

Deal found 20/2£501

Tue 4/1112:50LHR - SAN

Nonstop11h 15mBritish Airways

Fri 14/1118:10SAN - LHR

Nonstop10h 25mBritish Airways

Deal found 20/2£505

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 21 February 2025.

Mon 24/306:35LHR - SAN

1 stop16h 50mLufthansa

Mon 31/310:00SAN - LHR

1 stop13h 25mLufthansa

Deal found 20/2£441

Tue 18/307:40LHR - SAN

1 stop15h 45mMultiple Airlines

Tue 25/308:10SAN - LHR

1 stop15h 30mMultiple Airlines

Deal found 20/2£460

Mon 3/312:50LHR - SAN

Nonstop11h 15mFinnair

Sun 16/319:10SAN - LHR

Nonstop10h 25mFinnair

Deal found 20/2£467

Tue 22/407:25LHR - SAN

1 stop16h 00mUnited Airlines

Tue 29/410:16SAN - LHR

2 stops17h 09mUnited Airlines

Deal found 20/2£469

Tue 18/318:45LGW - SAN

2 stops35h 14mSWISS

Tue 25/316:04SAN - LGW

2 stops18h 46mSWISS

Deal found 20/2£470

Mon 3/313:00LHR - SAN

1 stop30h 05mAir Canada

Sun 16/312:40SAN - LHR

1 stop16h 10mAir Canada

Deal found 20/2£477

Mon 24/312:50LHR - SAN

Nonstop11h 15mBritish Airways

Mon 31/311:21SAN - LHR

1 stop13h 39mBritish Airways

Deal found 20/2£486

Mon 3/314:10LHR - SAN

1 stop17h 20mAmerican Airlines

Sun 16/313:50SAN - LHR

1 stop15h 10mAmerican Airlines

Deal found 20/2£498

Sat 1/308:40LHR - SAN

2 stops20h 26mDelta

Sat 22/307:15SAN - LHR

1 stop16h 40mDelta

Deal found 20/2£499

Mon 3/316:45LHR - SAN

1 stop14h 06mVirgin Atlantic

Sun 16/318:05SAN - LHR

1 stop15h 35mVirgin Atlantic

Deal found 20/2£513

Tue 25/211:55LHR - SAN

1 stop16h 09mIberia

Sun 9/319:10SAN - LHR

Nonstop10h 25mIberia

Deal found 20/2£534

Sun 20/415:40LGW - SAN

2 stops39h 04mIcelandair

Wed 30/420:27SAN - LGW

2 stops34h 13mIcelandair

Deal found 20/2£635

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 21 February 2025.

Mon 3/312:50LHR - SAN

Nonstop11h 15mFinnair

Sun 16/319:10SAN - LHR

Nonstop10h 25mFinnair

Deal found 20/2£467

Thu 27/312:50LHR - SAN

Nonstop11h 15mMultiple Airlines

Mon 31/319:50SAN - LHR

Nonstop10h 30mMultiple Airlines

Deal found 20/2£490

Thu 3/414:55LHR - SAN

Nonstop11h 05mBritish Airways

Mon 7/416:40SAN - LHR

Nonstop10h 45mBritish Airways

Deal found 20/2£515

Thu 1/514:55LHR - SAN

Nonstop11h 05mIberia

Fri 9/519:50SAN - LHR

Nonstop10h 30mIberia

Deal found 20/2£535

Wed 30/411:30LHR - SAN

Nonstop11h 20mAmerican Airlines

Sun 4/519:50SAN - LHR

Nonstop10h 30mAmerican Airlines

Deal found 20/2£562

Last-minute flights from London to San Diego
Discover last-minute flight deals from London to San Diego. Data last updated 21 February 2025 and is based on user searches.

Tue 25/206:20LHR - SAN

2 stops22h 11mVirgin Atlantic

Sat 26/414:30SAN - LHR

1 stop32h 45mVirgin Atlantic

Deal found 20/2£526

Tue 25/211:55LHR - SAN

1 stop16h 09mIberia

Sun 9/319:10SAN - LHR

Nonstop10h 25mIberia

Deal found 20/2£534

Wed 26/213:00LHR - SAN

1 stop34h 05mAir Canada

Wed 5/319:30SAN - LHR

1 stop30h 40mAir Canada

Deal found 19/2£495

Wed 26/209:25LCY - SAN

2 stops21h 05mSWISS

Wed 5/316:01SAN - LCY

2 stops17h 04mSWISS

Deal found 19/2£643

Fri 28/213:50LHR - SAN

1 stop15h 23mBritish Airways

Mon 31/319:50SAN - LHR

Nonstop10h 30mBritish Airways

Deal found 20/2£544

Sat 1/308:40LHR - SAN

2 stops20h 26mDelta

Sat 22/307:15SAN - LHR

1 stop16h 40mDelta

Deal found 20/2£499

Sat 1/306:30LHR - SAN

2 stops20h 21mDelta

Sat 29/311:05SAN - LHR

1 stop19h 10mDelta

Deal found 20/2£499

Sun 2/307:40LHR - SAN

2 stops20h 49mUnited Airlines

Sun 30/317:48SAN - LHR

1 stop29h 52mUnited Airlines

Deal found 20/2£475

Sun 2/313:00LHR - SAN

1 stop30h 05mLufthansa

Sat 12/413:43SAN - LHR

1 stop16h 27mLufthansa

Deal found 20/2£511

Sun 2/311:50LHR - SAN

1 stop17h 15mFinnair

Sat 12/419:50SAN - LHR

Nonstop10h 30mFinnair

Deal found 20/2£528

Sun 2/312:50LHR - SAN

Nonstop11h 15mMultiple Airlines

Sun 30/319:30SAN - LHR

1 stop33h 20mMultiple Airlines

Deal found 20/2£542

Sun 2/312:00LGW - SAN

1 stop29h 01mMultiple Airlines

Tue 1/422:39SAN - LGW

1 stop23h 41mMultiple Airlines

Deal found 20/2£555

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 21 February 2025.

Sun 23/319:45STN - SAN

3 stops35h 06mMultiple Airlines

Deal found 20/2£340

Fri 18/419:00LGW - SAN

3 stops37h 42mMultiple Airlines

Deal found 20/2£346

Sat 1/306:40LHR - SAN

3 stops58h 21mMultiple Airlines

Deal found 20/2£347

Tue 15/406:45LCY - SAN

3 stops32h 34mMultiple Airlines

Deal found 19/2£351

Mon 19/513:55LHR - SAN

1 stop31h 25mWestJet

Deal found 20/2£434

Sun 23/214:10LHR - SAN

1 stop17h 20mIberia

Deal found 20/2£524

Thu 6/312:50LHR - SAN

Nonstop11h 15mAer Lingus

Deal found 20/2£535

Sun 27/411:30LHR - SAN

Nonstop11h 20mBritish Airways

Deal found 20/2£544

Mon 14/411:05SEN - SAN

3 stops21h 37mMultiple Airlines

Deal found 19/2£549

Sun 23/310:05LHR - SAN

1 stop17h 18mLufthansa

Deal found 19/2£555

Mon 19/517:25LGW - SAN

2 stops39h 01mAir Europa

Deal found 20/2£617

Wed 2/408:45LCY - SAN

2 stops19h 55mLufthansa

Deal found 20/2£653

Find flights from London to San Diego within your budget

Fly from

Fly to

Route

Depart

Return

Price

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

Tue 18/3

07:40-16:25

1 stop15h 45m

San Diego

Tue 25/3

08:10-06:40

1 stop15h 30m

£460

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

Fri 7/3

07:40-15:25

1 stop15h 45m

San Diego

Sat 22/3

08:10-06:40

1 stop15h 30m

£462

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

Mon 3/3

12:50-16:05

Nonstop11h 15m

San Diego

Sun 16/3

19:10-12:35

Nonstop10h 25m

£467

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Tue 18/3

18:45-22:59

2 stops35h 14m

San Diego

Tue 25/3

16:04-17:50

2 stops18h 46m

£470

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

Mon 10/3

07:40-16:25

1 stop15h 45m

San Diego

Mon 17/3

10:00-07:25

1 stop14h 25m

£470

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

Wed 5/3

18:40-22:20

2 stops35h 40m

San Diego

Wed 12/3

16:04-11:15

2 stops36h 11m

£473

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

Mon 3/3

13:00-11:05

1 stop30h 05m

San Diego

Sun 16/3

12:40-11:50

1 stop16h 10m

£477

LondonSan Diego

LGW - SAN

LGWSAN

London Gatwick

Thu 27/3

12:00-23:51

1 stop18h 51m

San Diego

Mon 31/3

21:19-10:00

2 stops28h 41m

£479

LondonSan Diego

LCY - SAN

LCYSAN

London City

Mon 10/3

09:15-22:20

2 stops20h 05m

San Diego

Mon 17/3

16:04-18:40

2 stops19h 36m

£497

LondonSan Diego

LHR - SAN

LHRSAN

London Heathrow

Mon 3/3

14:10-23:30

1 stop17h 20m

San Diego

Sun 16/3

13:50-12:00

1 stop15h 10m

£498

Flights are sorted by cheapest return flights first.

Deals found on 21/2

Showing 1-10 of 55 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.

Travel insights for flights from London to San Diego

Get recent, data-driven insights about flights from London to San Diego including ideal travel times, pricing trends, and more.

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 13% 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 Finnair 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

8,217 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

8,217 reviews

Delta

8.0

Very Good

8,217 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

1,333 reviews

Delta

8.0

Very Good

8,217 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

1,273 reviews

Delta

8.0

Very Good

8,217 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

Austrian Airlines

7.5

Good

771 reviews

Delta

8.0

Very Good

8,217 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

1,568 reviews

Delta

8.0

Very Good

8,217 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 12 different airlines.
What are the cheapest airlines flying from London to San Diego round-trip?
According to our current data, Lufthansa (£441), Finnair (£467), and United Airlines (£469) offers the cheapest pricing from London to San Diego. Lufthansa is 27% 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?
£434 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Iberia and Aer Lingus, with prices starting from £524 and £535, 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 (75%), Alaska Airlines (75%) or Aer Lingus (75%) 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 £418. While the most popular route (London Heathrow - San Diego) can be booked for £441 on average our data indicates £1,174 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£395	Average£452	FlexibilityNo cancel fee	On-time77%	Search Air France flights
British Airways	Cheapest£422	Average£613	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Virgin Atlantic	Cheapest£426	Average£696	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Air Canada	Cheapest£426	Average£504	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
United Airlines	Cheapest£434	Average£586	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Lufthansa	Cheapest£437	Average£553	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Finnair	Cheapest£447	Average£620	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
KLM	Cheapest£451	Average£604	FlexibilityNo cancel fee	On-time75%	Search KLM flights
American Airlines	Cheapest£467	Average£522	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Iberia	Cheapest£484	Average£648	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 £336

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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.

The best prices from London to San Diego are usually found in February or September, booked 79 days in advance, depart on a Wednesday or Friday 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 21 February 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 21 February 2025.

Find flights from London to San Diego within your budget

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.

Travel insights for flights from London to San Diego

Get recent, data-driven insights about flights from London to San Diego including ideal travel times, pricing trends, and more.

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 February 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 21 February 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 21 February 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 Finnair 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?

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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?

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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 21 February 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 21 February 2025.