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Cheap flights from London to Carlsbad, California from £283

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 22/5. Fares are subject to change and may not be available on all flights or dates of travel.
LON — LAX
30 Mar — 6 Apr1
1 adult

Cheapflights Tip: The best prices from London to Carlsbad are usually found in February or September, booked 68 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from London to Carlsbad

Keep the following information in mind while searching for London to Carlsbad flight deals. Data was last updated 25 March 2025.

Round-trip from

£387

One-way from

£283

Popular in

August

Cheapest in

February

Average price

£462
Lufthansa
  • Lufthansa
  • 22/4-29/4
  • 2 total stops
  • 29h 21m total
  • London to Carlsbad
Search Deals
22/5
  • 22/5
  • 2 total stops
  • 31h 35m total
  • London to Carlsbad
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£44 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

Find flight deals from London to Carlsbad

Cheapest flights from London to Carlsbad
Explore the most affordable flight options available from London to Carlsbad. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 March 2025.

Tue 22/407:25LHR - LAX
1 stop15h 50mLufthansa
Tue 29/414:14LAX - LHR
1 stop13h 31mLufthansa
Deal found 25/3£387
Wed 23/412:00LHR - LAX
1 stop14h 25mBritish Airways
Wed 14/521:30LAX - LHR
Nonstop10h 35mBritish Airways
Deal found 24/3£388
Tue 29/415:05LGW - LAX
1 stop26h 11mBritish Airways
Tue 6/508:00LAX - LGW
2 stops20h 15mBritish Airways
Deal found 24/3£388
Fri 9/519:30LHR - LAX
1 stop25h 35mAustrian Airlines
Fri 16/516:35LAX - LHR
Nonstop10h 35mAustrian Airlines
Deal found 25/3£389
Thu 8/508:40LHR - LAX
1 stop15h 50mUnited Airlines
Thu 15/508:40LAX - LHR
1 stop17h 45mUnited Airlines
Deal found 24/3£391
Wed 23/412:20LGW - LAX
2 stops28h 10mFinnair
Wed 14/507:30LAX - LGW
2 stops16h 40mFinnair
Deal found 24/3£391
Fri 9/508:40LHR - LAX
2 stops19h 10mAir Canada
Mon 12/512:20LAX - LHR
1 stop17h 00mAir Canada
Deal found 24/3£391
Fri 25/408:40LHR - LAX
1 stop15h 50mMultiple Airlines
Wed 30/408:20LAX - LHR
1 stop14h 00mMultiple Airlines
Deal found 24/3£392
Tue 22/414:00LGW - LAX
2 stops35h 01mMultiple Airlines
Tue 29/417:56LAX - LGW
2 stops32h 04mMultiple Airlines
Deal found 25/3£395
Sun 4/506:30LHR - LAX
1 stop16h 20mDelta
Mon 19/522:55LAX - LHR
1 stop13h 05mDelta
Deal found 24/3£397
Sat 19/413:00LGW - LAX
1 stop15h 50mAmerican Airlines
Sat 3/510:31LAX - LGW
1 stop13h 39mAmerican Airlines
Deal found 24/3£397
Mon 12/510:20LHR - LAX
1 stop14h 45mAmerican Airlines
Sun 18/512:39LAX - LHR
1 stop13h 56mAmerican Airlines
Deal found 25/3£404

Cheapflights Fare Finder

Customise your flight search to find flights from London to Carlsbad that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 25 March 2025.
Use the filters below to find and compare flights from London to Carlsbad that are best for you.

Fly from

London

Fly to

Carlsbad

Route

Depart

Return

Price

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Tue 22/4

07:25-15:15

1 stop15h 50m

Los Angeles

Tue 29/4

14:14-11:45

1 stop13h 31m

£387

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Wed 23/4

12:00-18:25

1 stop14h 25m

Los Angeles

Wed 14/5

21:30-16:05

Nonstop10h 35m

£388

LondonLos Angeles

LGW - LAX

LGWLAX

London Gatwick

Tue 29/4

15:05-09:16

1 stop26h 11m

Los Angeles

Tue 6/5

08:00-12:15

2 stops20h 15m

£388

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Fri 9/5

19:30-13:05

1 stop25h 35m

Los Angeles

Fri 16/5

16:35-11:10

Nonstop10h 35m

£389

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Thu 8/5

08:40-16:30

1 stop15h 50m

Los Angeles

Thu 15/5

16:15-14:10

1 stop13h 55m

£391

LondonLos Angeles

LGW - LAX

LGWLAX

London Gatwick

Wed 23/4

12:20-08:30

2 stops28h 10m

Los Angeles

Wed 14/5

07:30-08:10

2 stops16h 40m

£391

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Fri 9/5

08:40-19:50

2 stops19h 10m

Los Angeles

Mon 12/5

12:20-13:20

1 stop17h 00m

£391

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Fri 25/4

08:40-16:30

1 stop15h 50m

Los Angeles

Wed 30/4

16:35-11:10

Nonstop10h 35m

£392

LondonLos Angeles

LGW - LAX

LGWLAX

London Gatwick

Tue 22/4

14:00-17:01

2 stops35h 01m

Los Angeles

Tue 29/4

17:56-10:00

2 stops32h 04m

£395

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sun 4/5

06:30-14:50

1 stop16h 20m

Los Angeles

Mon 19/5

22:50-17:15

Nonstop10h 25m

£397

Flights are sorted by cheapest return flights first.

Deals found on 24/3

Showing 1-10 of 56 results
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Best time to book a flight from London to Carlsbad

Have a flexible travel schedule? Discover the best time to fly to Carlsbad 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 Carlsbad

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

Use this chart to determine the optimal time to book a return flight from London to Carlsbad. Price data was last updated on 21 March 2025.

The best time to book flights from London to Carlsbad is 68 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 Carlsbad?

Currently, January is the cheapest month in which you can book a flight from London to Carlsbad (average of £575). Flying from London to Carlsbad in July is currently the most expensive (average of £811). 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 C4D?

Find hourly flight availability from London to Carlsbad. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 25 March 2025.

When flying from London to Carlsbad, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from London to Carlsbad?

Use this chart to determine the cheapest time to fly return from London to Carlsbad. Price data was last updated on 16 December 2024.

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

Rainfall in Carlsbad by month

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

In terms of precipitation, rainfall in Carlsbad ranges from 0.0 - 87.0 inches per month. February is typically the wettest month, when rainfall can reach 87.0 mm. July is typically the driest time to visit Carlsbad when rainfall is around 0.0 mm.

Temperature in Carlsbad by month

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

If weather is an important factor for your trip to Carlsbad, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 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 Carlsbad

Get insights into the airlines that provide service to Carlsbad. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Carlsbad. Reviews last updated 25 March 2025.
Read through reviews of airlines operating flights from London to Carlsbad, such as Delta, KLM and Air Transat. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,890 reviews
Check prices

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

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
7,890 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

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
1,318 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

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
381 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

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
LOT
7.6
Good
1,061 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

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
7,890 reviews
Check prices

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

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

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

  • What are the cheapest airlines to fly from London to Carlsbad one-way?

    £288 is the cheapest one-way deal found within the past few days, from TAP AIR PORTUGAL. You may also be able to find cheap deals on Vueling and A.P.G., with prices starting from £289 and £295, respectively.

  • What are the most popular routes from London to Carlsbad?

    Most travelers choose London Heathrow - Los Angeles, London City - Los Angeles or London Luton - Los Angeles when deciding on the best route from London to Carlsbad.

  • What are the most reliable airlines from London to Carlsbad?

    Consider SriLankan Airlines (96%), Fiji Airways (92%) or Malaysia Airlines (92%) when booking your flight. These represent the most reliable airlines when flying from London to Carlsbad.

  • What are the cheapest flights from London to Carlsbad?

    On average you can expect to pay £1,996 for a flight from London to Carlsbad. The cheapest flight overall is £383 while the most popular route, (London Heathrow - Los Angeles) is currently priced at £345.

  • Can I find deals for flights from London to Carlsbad that include hotel bookings?

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

  • How can I find direct flights from London to Carlsbad?

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

  • Can I find deals for business class flights from London to Carlsbad?

    Yes. Cheapflights offers flight deals from London to Carlsbad 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 Carlsbad?

    Currently, January is the cheapest month in which you can book a flight from London to Carlsbad (average of £575). Flying from London to Carlsbad in July is currently the most expensive (average of £811). 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

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Alternative routes for London to Carlsbad

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from London to Carlsbad

Discover the top 10 airlines that operate flights from London to Carlsbad. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 25 March 2025.
AirlineCheapestAverageFlexibilityOn-time
Norse Atlantic UKCheapest£303Average£541FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
DeltaCheapest£340Average£570FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
KLMCheapest£359Average£546FlexibilityNo cancel feeOn-time75%
Search KLM flights
Austrian AirlinesCheapest£369Average£522FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
Scandinavian AirlinesCheapest£372Average£497FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
SWISSCheapest£374Average£544FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Air FranceCheapest£376Average£462FlexibilityNo cancel feeOn-time77%
Search Air France flights
Air CanadaCheapest£381Average£502FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Brussels AirlinesCheapest£385Average£574FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
United AirlinesCheapest£392Average£584FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from London to Carlsbad?

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from London to Carlsbad.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from London to Carlsbad, users can toggle the no change fees filter when performing a flight search.

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

Of course! You can now track prices for flights from London to Carlsbad and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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