Cheap flights from London to Carlsbad, California from £354
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 29/11. Fares are subject to change and may not be available on all flights or dates of travel.
LON — LAX
20 Oct — 27 Oct1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London to Carlsbad are usually found in February or September, booked 61 days in advance, depart on a Thursday or Friday and return on a Wednesday
Cheap flight deals from London to Carlsbad
Enter your travel dates to find the best prices.
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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 20 September 2026.
Mon 9/1106:40 -
1 stop18h 20m
Fri 13/1119:30 -
2 stops30h 05m
Deal found 19/9£400
Thu 26/1109:15 -
1 stop15h 20m
Mon 30/1119:30 -
1 stop13h 35m
Deal found 19/9£401
Fri 25/916:55 -
Nonstop11h 20m
Sun 11/1016:30 -
Nonstop10h 35m
Deal found 16/9£401
Wed 2/1218:40 -
1 stop29h 55m
Tue 8/1219:30 -
1 stop28h 10m
Deal found 18/9£401
Thu 5/1119:05 -
1 stop29h 30m
Sun 15/1119:30 -
1 stop33h 20m
Deal found 18/9£402
Thu 15/1013:05 -
Nonstop11h 20m
Mon 7/1218:55 -
Nonstop10h 35m
Deal found 18/9£402
Mon 2/1110:00 -
1 stop14h 40m
Mon 9/1119:00 -
1 stop30h 00m
Deal found 18/9£402
Tue 3/1119:05 -
1 stop29h 30m
Mon 30/1119:30 -
1 stop13h 35m
Deal found 19/9£402
Sat 26/913:05 -
Nonstop11h 20m
Fri 9/1015:40 -
Nonstop10h 30m
Deal found 19/9£402
Fri 6/1110:00 -
1 stop16h 25m
Fri 13/1115:20 -
1 stop16h 25m
Deal found 17/9£402
Tue 20/1009:15 -
1 stop15h 15m
Sun 25/1020:30 -
1 stop15h 00m
Deal found 17/9£403
Thu 24/915:00 -
1 stop15h 55m
Wed 7/1009:25 -
1 stop14h 00m
Deal found 17/9£403
Best flights from London to Carlsbad
Discover carefully curated flight deals from London to Carlsbad that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 September 2026.
Thu 24/1215:20 -
Nonstop11h 25m
Wed 6/113:15 -
1 stop23h 20m
Deal found 19/9£402
Tue 10/1115:10 -
Nonstop11h 25m
Wed 18/1112:36 -
1 stop13h 09m
Deal found 19/9£402
Sat 17/1017:45 -
1 stop14h 36m
Tue 27/1013:26 -
1 stop13h 34m
Deal found 15/9£408
Wed 13/110:00 -
1 stop14h 35m
Mon 18/121:05 -
1 stop27h 55m
Deal found 15/9£415
Thu 26/1116:55 -
Nonstop11h 25m
Thu 3/1209:00 -
1 stop17h 00m
Deal found 19/9£444
Thu 15/1007:00 -
2 stops33h 20m
Sun 25/1010:20 -
2 stops26h 25m
Deal found 16/9£455
Tue 10/1114:45 -
1 stop15h 57m
Sat 14/1113:18 -
1 stop15h 02m
Deal found 16/9£525
Sun 8/1113:35 -
1 stop36h 52m
Mon 23/1108:15 -
1 stop19h 45m
Deal found 19/9£533
Sat 9/109:05 -
1 stop15h 30m
Sat 23/119:30 -
2 stops27h 50m
Deal found 16/9£537
Thu 19/1110:55 -
1 stop31h 55m
Thu 26/1112:45 -
1 stop19h 35m
Deal found 14/9£746
Sat 26/1215:20 -
Nonstop11h 25m
Fri 8/118:55 -
Nonstop10h 35m
Deal found 17/9£404
Wed 14/1010:25 -
2 stops21h 56m
Wed 21/1014:00 -
2 stops18h 00m
Deal found 15/9£410
Wed 4/1120:05 -
1 stop23h 40m
Wed 11/1108:00 -
2 stops17h 30m
Deal found 18/9£417
Wed 16/1210:40 -
2 stops30h 35m
Sat 26/1217:10 -
1 stop32h 40m
Deal found 19/9£886
Wed 7/1008:55 -
1 stop15h 42m
Mon 19/1016:30 -
Nonstop10h 35m
Deal found 15/9£452
Mon 1/310:00 -
1 stop14h 35m
Sat 13/317:20 -
1 stop14h 25m
Deal found 17/9£413
Tue 12/110:00 -
2 stops19h 07m
Sun 17/115:20 -
1 stop16h 25m
Deal found 15/9£418
Mon 12/1006:55 -
1 stop16h 20m
Fri 11/1210:10 -
1 stop13h 30m
Deal found 18/9£458
Thu 8/1009:20 -
2 stops19h 20m
Wed 21/1013:50 -
1 stop18h 50m
Deal found 17/9£423
Sun 8/1110:00 -
2 stops32h 10m
Mon 23/1117:15 -
1 stop14h 30m
Deal found 19/9£425
Thu 29/1021:45 -
1 stop23h 45m
Fri 6/1115:20 -
1 stop21h 45m
Deal found 15/9£546
Mon 12/1009:15 -
1 stop15h 15m
Mon 9/1112:15 -
2 stops20h 50m
Deal found 18/9£546
Thu 24/910:40 -
2 stops34h 30m
Wed 7/1017:30 -
2 stops16h 55m
Deal found 16/9£551
Thu 26/1110:00 -
1 stop19h 35m
Thu 3/1217:15 -
1 stop14h 30m
Deal found 19/9£461
Fri 30/1010:00 -
1 stop14h 35m
Fri 6/1111:38 -
2 stops20h 07m
Deal found 14/9£465
Sat 28/1114:30 -
1 stop16h 01m
Sun 6/1218:55 -
Nonstop10h 35m
Deal found 18/9£531
Mon 2/1106:10 -
1 stop20h 30m
Mon 16/1120:25 -
1 stop13h 35m
Deal found 18/9£556
Sat 17/1014:25 -
2 stops34h 05m
Sat 24/1020:30 -
2 stops17h 55m
Deal found 17/9£619
Sun 8/1110:00 -
2 stops21h 05m
Sun 15/1115:20 -
1 stop16h 25m
Deal found 17/9£480
Sun 20/1212:05 -
2 stops28h 39m
Wed 30/1218:45 -
1 stop27h 10m
Deal found 14/9£533
Direct flights from London to Carlsbad
Explore direct flight options from London to Carlsbad based on user searches, and compare prices and availability for your desired travel dates. Data last updated 20 September 2026.
Fri 20/1115:05 -
Nonstop11h 25m
Sun 22/1120:50 -
Nonstop10h 35m
Deal found 19/9£400
Fri 9/1013:05 -
Nonstop11h 20m
Mon 19/1015:40 -
Nonstop10h 30m
Deal found 16/9£401
Thu 15/1013:05 -
Nonstop11h 20m
Tue 8/1218:55 -
Nonstop10h 35m
Deal found 18/9£402
Fri 9/1016:55 -
Nonstop11h 15m
Sat 24/1018:35 -
Nonstop10h 35m
Deal found 17/9£402
Thu 21/110:55 -
Nonstop11h 15m
Tue 26/122:05 -
Nonstop10h 25m
Deal found 16/9£403
Sun 11/1013:05 -
Nonstop11h 20m
Fri 4/1218:55 -
Nonstop10h 35m
Deal found 17/9£404
Fri 9/1014:30 -
Nonstop11h 15m
Fri 23/1023:15 -
Nonstop10h 20m
Deal found 16/9£405
Thu 8/1009:55 -
Nonstop11h 15m
Thu 24/621:35 -
Nonstop10h 25m
Deal found 16/9£405
Tue 6/1008:20 -
Nonstop11h 15m
Mon 12/1018:10 -
Nonstop10h 35m
Deal found 14/9£406
Mon 11/115:20 -
Nonstop11h 25m
Mon 25/118:55 -
Nonstop10h 35m
Deal found 17/9£407
Wed 27/115:20 -
Nonstop11h 25m
Wed 10/218:55 -
Nonstop10h 35m
Deal found 16/9£408
Thu 18/215:20 -
Nonstop11h 25m
Sun 28/218:55 -
Nonstop10h 35m
Deal found 14/9£408
Last-minute flights from London to Carlsbad
Discover last-minute flight deals from London to Carlsbad. Data last updated 20 September 2026 and is based on user searches.
Thu 24/915:00 -
1 stop15h 55m
Wed 7/1009:25 -
1 stop14h 00m
Deal found 17/9£403
Thu 24/911:30 -
2 stops19h 21m
Mon 28/906:30 -
2 stops20h 20m
Deal found 17/9£405
Fri 25/916:55 -
Nonstop11h 20m
Sun 11/1016:30 -
Nonstop10h 35m
Deal found 16/9£401
Fri 25/913:05 -
Nonstop11h 20m
Mon 12/1015:40 -
Nonstop10h 30m
Deal found 17/9£404
Fri 25/913:05 -
Nonstop11h 20m
Wed 7/1007:40 -
1 stop15h 45m
Deal found 16/9£405
Sat 26/913:05 -
Nonstop11h 20m
Fri 9/1015:40 -
Nonstop10h 30m
Deal found 19/9£402
Sun 27/909:30 -
1 stop20h 01m
Sat 10/1012:45 -
1 stop15h 10m
Deal found 17/9£406
Thu 1/1017:00 -
1 stop26h 40m
Fri 23/1015:15 -
1 stop16h 45m
Deal found 15/9£407
Thu 8/1010:25 -
1 stop16h 19m
Sun 11/1018:00 -
1 stop14h 00m
Deal found 18/9£403
Thu 15/1013:05 -
Nonstop11h 20m
Thu 10/1218:55 -
Nonstop10h 35m
Deal found 18/9£402
Tue 20/1009:15 -
1 stop15h 15m
Sun 25/1020:30 -
1 stop15h 00m
Deal found 17/9£403
Fri 30/1010:00 -
1 stop14h 35m
Thu 4/315:20 -
1 stop16h 25m
Deal found 16/9£406
One-way flights from London to Carlsbad
Search for one-way flight options from London to Carlsbad. Find affordable one-way fares based on user searches. Data last updated 20 September 2026.
Sun 29/1109:55 -
2 stops53h 25m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 15/9£354
Thu 22/1007:30 -
2 stops32h 50m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 15/9£354
Sun 6/1217:15 -
3 stops36h 05m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 15/9£355
Mon 11/109:15 -
1 stop15h 20m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 18/9£356
Wed 28/1015:20 -
Nonstop11h 25m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 15/9£356
Fri 6/1118:40 -
1 stop29h 55m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 17/9£356
Wed 23/918:20 -
2 stops46h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 15/9£356
Wed 4/1107:40 -
2 stops34h 10m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 15/9£357
Sat 7/1106:30 -
2 stops32h 50m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 17/9£357
Sat 7/1114:45 -
1 stop15h 57m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 16/9£357
Tue 3/1120:05 -
2 stops30h 35m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 17/9£357
Thu 8/1006:05 -
2 stops34h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 17/9£357
Find flight deals from London to Carlsbad
Keep the following information in mind while searching for London to Carlsbad flight deals. Data was last updated 20 September 2026.
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 7,457,451 searches. Data last updated 20 September 2026.
Use the filters below to find and compare flights from London to Carlsbad that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest return flight
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles Los Angeles
LHRLAX
London Heathrow
Tue 27/10
13:30-19:28
2 stops36h 58m
Los Angeles Los Angeles
Wed 31/12
00:00-09:00
Nonstop0h 00m
£361
LondonLos Angeles
LTN London Luton - LAX Los Angeles Los Angeles
LTNLAX
London Luton
Thu 3/12
17:20-17:05
2 stops31h 45m
Los Angeles Los Angeles
Wed 31/12
00:00-09:00
Nonstop0h 00m
£362
LondonLos Angeles
LTN London Luton - LAX Los Angeles Los Angeles
LTNLAX
London Luton
Tue 3/11
08:20-17:00
3 stops40h 40m
Los Angeles Los Angeles
Wed 31/12
00:00-09:00
Nonstop0h 00m
£362
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles Los Angeles
LHRLAX
London Heathrow
Sun 1/11
14:25-16:35
2 stops34h 10m
Los Angeles Los Angeles
Wed 31/12
00:00-09:00
Nonstop0h 00m
£366
LondonLos Angeles
LTN London Luton - LAX Los Angeles Los Angeles
LTNLAX
London Luton
Wed 28/10
20:20-08:20
3 stops43h 00m
Los Angeles Los Angeles
Wed 31/12
00:00-09:00
Nonstop0h 00m
£366
Fastest return journey
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles Los Angeles
LHRLAX
London Heathrow
Wed 28/10
15:20-19:45
Nonstop11h 25m
Los Angeles Los Angeles
Wed 31/12
00:00-09:00
Nonstop0h 00m
£367
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles Los Angeles
LHRLAX
London Heathrow
Mon 30/11
19:30-16:35
2 stops29h 05m
Los Angeles Los Angeles
Wed 31/12
00:00-09:00
Nonstop0h 00m
£367
LondonLos Angeles
STN London Stansted - LAX Los Angeles Los Angeles
STNLAX
London Stansted
Wed 28/10
20:55-08:20
3 stops42h 25m
Los Angeles Los Angeles
Wed 31/12
00:00-09:00
Nonstop0h 00m
£367
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles Los Angeles
LHRLAX
London Heathrow
Wed 4/11
07:40-22:55
2 stops23h 15m
Los Angeles Los Angeles
Wed 31/12
00:00-09:00
Nonstop0h 00m
£369
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles Los Angeles
LHRLAX
London Heathrow
Sat 31/10
18:40-17:35
1 stop29h 55m
Los Angeles Los Angeles
Wed 31/12
00:00-09:00
Nonstop0h 00m
£370
Flights are sorted by cheapest return flights first.
Deals found on 17/9
Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
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6
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.
LHR-LAX
LCY-LAX
LGW-LAX
LTN-LAX
STN-LAX
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
LON-C4D
LHR-LAX
LCY-LAX
LGW-LAX
LTN-LAX
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 20 September 2026.
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.
Weekly flight availability from London to Carlsbad
Explore weekly flight availability from London to Carlsbad. 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 20 September 2026.
The most flights from LON to C4D are scheduled on a Friday (56 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (43 on average).
How much does it cost for a return flight from London to Carlsbad?
Airfare is below average for this route at the moment.
London to Carlsbad flights typically cost between £408 and £554 in October.The cheapest return price found within the last 5 days was £400 on SWISS (19 Oct–26 Oct).
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 20 September 2026.
Read reviews from past customers who have flown with Finnair,United Airlines, andVirgin Atlantic
from London to Carlsbad. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
baggage allowance was different between the outgoing and inbound flights
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.
How long is the flight from London to Carlsbad?
Airlines like United Airlines, British Airways, and Delta fly from London to Carlsbad in about 11h 25m. The time it takes to get you to your destination can typically vary by up to 3h 11m. There are 5439 mi between London and Carlsbad. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest airlines to fly from London to Carlsbad one-way?
£170 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on SWISS and Aer Lingus, with prices starting from £308 and £312, respectively.
What are the most popular routes from London to Carlsbad?
Most travelers choose London Heathrow - Los Angeles Los Angeles, London Gatwick - Los Angeles Los Angeles or London City - Los Angeles 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 (95%), Malaysia Airlines (89%) or Fiji Airways (86%) 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 £2,395 for a flight from London to Carlsbad. The cheapest flight overall is £336 while the most popular route, (London Heathrow - Los Angeles Los Angeles) is currently priced at £302.
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.
Browse through other flights departing from London. Flights are based on user searches made on Cheapflights and were last updated on 20 September 2026.
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 7,457,451 searches. Data last updated 20 September 2026.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from London to Carlsbad?
900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Carlsbad from London today with Cheapflights!
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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