Cheap flights from London to Carlsbad, California from £346
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
LON — LAX
11 Oct — 18 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 62 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.
Cheapest
Best
Direct
Last-minute
One-way
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 11 September 2026.
Sun 18/1015:05 -
1 stop32h 55m
Tue 27/1018:30 -
1 stop15h 35m
Deal found 10/9£403
Thu 17/913:05 -
Nonstop11h 20m
Wed 30/913:25 -
1 stop13h 45m
Deal found 10/9£403
Tue 24/1110:00 -
1 stop16h 25m
Sun 6/1215:20 -
1 stop16h 25m
Deal found 9/9£403
Sat 14/1112:20 -
1 stop36h 15m
Tue 24/1119:30 -
1 stop33h 20m
Deal found 9/9£404
Wed 16/910:15 -
2 stops20h 40m
Fri 25/922:30 -
1 stop27h 30m
Deal found 9/9£404
Thu 1/1010:25 -
1 stop16h 19m
Tue 6/1015:15 -
1 stop16h 45m
Deal found 10/9£404
Mon 26/1014:30 -
1 stop28h 10m
Thu 19/1108:30 -
1 stop14h 40m
Deal found 10/9£405
Wed 21/1009:15 -
2 stops19h 40m
Thu 5/1108:30 -
2 stops16h 45m
Deal found 9/9£406
Thu 24/911:25 -
1 stop14h 22m
Sat 3/1014:35 -
1 stop13h 50m
Deal found 8/9£406
Wed 23/909:25 -
1 stop15h 05m
Tue 6/1019:35 -
1 stop14h 15m
Deal found 9/9£406
Tue 13/1009:15 -
1 stop35h 55m
Tue 20/1019:35 -
1 stop15h 05m
Deal found 8/9£406
Thu 17/909:45 -
1 stop14h 30m
Wed 30/910:25 -
1 stop13h 15m
Deal found 10/9£406
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 11 September 2026.
Fri 2/1017:00 -
2 stops24h 57m
Mon 5/1006:40 -
2 stops19h 00m
Deal found 10/9£408
Mon 1/310:00 -
1 stop14h 35m
Sat 13/317:20 -
1 stop14h 25m
Deal found 8/9£411
Thu 8/1006:45 -
1 stop19h 40m
Wed 2/1220:25 -
1 stop13h 05m
Deal found 10/9£473
Mon 5/1020:35 -
2 stops27h 30m
Mon 12/1015:15 -
2 stops20h 40m
Deal found 7/9£477
Wed 4/1115:20 -
Nonstop11h 25m
Thu 19/1107:15 -
1 stop20h 35m
Deal found 10/9£494
Tue 6/1007:00 -
2 stops17h 30m
Tue 27/1012:15 -
2 stops21h 05m
Deal found 7/9£525
Tue 29/907:05 -
2 stops21h 45m
Fri 2/1012:09 -
2 stops17h 26m
Deal found 9/9£685
Mon 2/1110:55 -
1 stop38h 40m
Thu 26/1112:45 -
1 stop37h 10m
Deal found 7/9£760
Thu 15/1013:35 -
1 stop36h 20m
Sat 24/1020:55 -
1 stop28h 25m
Deal found 6/9£772
Wed 14/1017:00 -
1 stop26h 40m
Mon 19/1018:25 -
1 stop13h 35m
Deal found 8/9£413
Wed 14/1010:25 -
2 stops32h 40m
Sun 6/1215:20 -
1 stop16h 25m
Deal found 10/9£425
Tue 20/1016:30 -
2 stops37h 25m
Fri 30/1016:20 -
1 stop16h 20m
Deal found 8/9£875
Thu 24/913:45 -
1 stop32h 50m
Fri 23/1011:18 -
2 stops22h 27m
Deal found 7/9£887
Sun 11/1017:00 -
1 stop26h 40m
Wed 2/1215:20 -
1 stop16h 25m
Deal found 10/9£414
Thu 22/1016:55 -
Nonstop11h 15m
Thu 29/1018:05 -
Nonstop10h 35m
Deal found 6/9£486
Wed 4/1109:20 -
2 stops21h 15m
Fri 13/1106:00 -
2 stops19h 30m
Deal found 9/9£421
Mon 16/1111:35 -
2 stops27h 45m
Sun 22/1109:20 -
2 stops21h 15m
Deal found 11/9£536
Thu 29/1016:45 -
2 stops25h 20m
Thu 5/1111:40 -
2 stops20h 05m
Deal found 7/9£458
Sun 13/1210:00 -
1 stop14h 35m
Mon 14/1217:15 -
1 stop14h 30m
Deal found 6/9£585
Wed 11/1107:00 -
2 stops22h 39m
Wed 25/1108:30 -
2 stops18h 00m
Deal found 8/9£596
Thu 1/1010:00 -
2 stops22h 24m
Thu 8/1016:45 -
1 stop16h 35m
Deal found 6/9£465
Thu 10/1209:30 -
2 stops17h 47m
Thu 17/1207:40 -
1 stop19h 40m
Deal found 10/9£685
Tue 10/1116:55 -
Nonstop11h 20m
Sat 14/1115:30 -
Nonstop10h 30m
Deal found 10/9£651
Thu 17/917:15 -
2 stops27h 50m
Wed 30/915:05 -
2 stops22h 20m
Deal found 10/9£607
Tue 6/1007:05 -
2 stops17h 45m
Fri 9/1009:45 -
2 stops22h 15m
Deal found 9/9£749
Mon 1/210:55 -
1 stop37h 40m
Thu 11/212:45 -
1 stop37h 10m
Deal found 9/9£760
Wed 9/1207:45 -
2 stops21h 14m
Sun 3/113:50 -
1 stop19h 30m
Deal found 7/9£480
Tue 1/1207:00 -
2 stops18h 00m
Wed 9/1219:30 -
2 stops17h 45m
Deal found 7/9£615
Thu 1/1009:10 -
1 stop17h 15m
Thu 15/1020:10 -
1 stop14h 10m
Deal found 7/9£680
Thu 4/217:20 -
1 stop25h 30m
Tue 9/218:30 -
1 stop31h 25m
Deal found 9/9£760
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 11 September 2026.
Fri 18/913:05 -
Nonstop11h 20m
Thu 1/1015:40 -
Nonstop10h 30m
Deal found 11/9£403
Thu 17/913:05 -
Nonstop11h 20m
Wed 30/915:40 -
Nonstop10h 30m
Deal found 10/9£403
Fri 25/908:20 -
Nonstop11h 25m
Sat 3/1016:30 -
Nonstop10h 35m
Deal found 8/9£406
Thu 24/908:20 -
Nonstop11h 25m
Fri 2/1018:05 -
Nonstop10h 40m
Deal found 8/9£406
Wed 16/909:55 -
Nonstop11h 15m
Fri 25/923:15 -
Nonstop10h 20m
Deal found 10/9£411
Sun 20/917:55 -
Nonstop11h 10m
Sun 27/915:50 -
Nonstop10h 25m
Deal found 8/9£413
Mon 21/913:05 -
Nonstop11h 20m
Mon 28/915:40 -
Nonstop10h 30m
Deal found 9/9£415
Sun 22/1110:55 -
Nonstop11h 15m
Wed 9/1217:10 -
Nonstop10h 25m
Deal found 11/9£416
Mon 21/917:55 -
Nonstop11h 10m
Mon 5/1023:15 -
Nonstop10h 20m
Deal found 8/9£417
Tue 15/909:55 -
Nonstop11h 15m
Sun 20/920:35 -
Nonstop10h 25m
Deal found 9/9£417
Mon 14/917:55 -
Nonstop11h 10m
Fri 25/923:15 -
Nonstop10h 20m
Deal found 7/9£418
Sun 20/917:55 -
Nonstop11h 10m
Mon 5/1023:15 -
Nonstop10h 20m
Deal found 8/9£419
Last-minute flights from London to Carlsbad
Discover last-minute flight deals from London to Carlsbad. Data last updated 11 September 2026 and is based on user searches.
Wed 16/910:15 -
2 stops20h 40m
Fri 25/922:30 -
1 stop27h 30m
Deal found 9/9£404
Thu 17/908:20 -
Nonstop11h 25m
Wed 30/910:25 -
1 stop13h 15m
Deal found 10/9£403
Thu 17/911:25 -
1 stop14h 04m
Wed 30/912:55 -
1 stop12h 45m
Deal found 10/9£407
Fri 18/913:05 -
Nonstop11h 20m
Thu 1/1010:55 -
1 stop14h 45m
Deal found 11/9£403
Wed 23/909:25 -
1 stop15h 05m
Tue 6/1019:35 -
1 stop14h 15m
Deal found 9/9£406
Thu 1/1010:25 -
1 stop16h 19m
Sun 4/1018:00 -
1 stop14h 00m
Deal found 11/9£403
Thu 1/1010:25 -
1 stop16h 19m
Thu 15/1018:00 -
1 stop14h 00m
Deal found 10/9£404
Fri 2/1014:05 -
1 stop15h 26m
Sat 17/1022:30 -
1 stop24h 00m
Deal found 10/9£405
Tue 13/1009:15 -
1 stop35h 55m
Wed 11/1119:30 -
1 stop13h 35m
Deal found 10/9£407
Wed 14/1010:25 -
2 stops21h 56m
Mon 16/1106:35 -
2 stops18h 25m
Deal found 11/9£408
Wed 21/1009:15 -
2 stops19h 40m
Thu 5/1108:30 -
2 stops16h 45m
Deal found 9/9£406
Thu 22/1015:00 -
1 stop14h 35m
Tue 27/1007:15 -
2 stops18h 15m
Deal found 9/9£408
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 11 September 2026.
Mon 9/1108:25 -
2 stops18h 40m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/9£346
Sun 11/1022:05 -
2 stops42h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 6/9£346
Tue 20/1006:00 -
1 stop18h 30m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/9£347
Tue 24/1119:40 -
1 stop29h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/9£347
Wed 21/1021:20 -
3 stops43h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 6/9£347
Sun 25/1020:15 -
1 stop27h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/9£347
Mon 26/1008:35 -
1 stop16h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/9£347
Mon 26/1008:10 -
2 stops40h 55m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/9£347
Fri 6/1115:35 -
2 stops47h 45m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 8/9£348
Mon 2/1108:35 -
1 stop16h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/9£348
Mon 23/1116:30 -
2 stops50h 45m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 8/9£348
Wed 28/1009:50 -
2 stops18h 44m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/9£349
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 11 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 11 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
SEN London Southend - LAX Los Angeles Los Angeles
SENLAX
London Southend
Mon 2/11
11:35-14:30
3 stops58h 55m
Los Angeles Los Angeles
Wed 31/12
00:00-09:00
Nonstop0h 00m
£350
LondonLos Angeles
STN London Stansted - LAX Los Angeles Los Angeles
STNLAX
London Stansted
Wed 23/9
21:20-08:20
2 stops43h 00m
Los Angeles Los Angeles
Wed 31/12
00:00-09:00
Nonstop0h 00m
£351
Fastest return journey
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles Los Angeles
LHRLAX
London Heathrow
Tue 9/3
12:30-15:50
Nonstop11h 20m
Los Angeles Los Angeles
Wed 31/12
00:00-09:00
Nonstop0h 00m
£353
LondonLos Angeles
LTN London Luton - LAX Los Angeles Los Angeles
LTNLAX
London Luton
Sun 4/10
16:35-08:20
3 stops47h 45m
Los Angeles Los Angeles
Wed 31/12
00:00-09:00
Nonstop0h 00m
£357
LondonLos Angeles
LHR London Heathrow - LAX Los Angeles Los Angeles
LHRLAX
London Heathrow
Tue 27/10
13:30-20:30
2 stops38h 00m
Los Angeles Los Angeles
Wed 31/12
00:00-09:00
Nonstop0h 00m
£360
LondonLos Angeles
LCY London City - LAX Los Angeles Los Angeles
LCYLAX
London City
Wed 21/10
09:15-16:30
1 stop15h 15m
Los Angeles Los Angeles
Wed 31/12
00:00-09:00
Nonstop0h 00m
£365
LondonLos Angeles
LTN London Luton - LAX Los Angeles Los Angeles
LTNLAX
London Luton
Sun 15/11
17:00-07:20
2 stops46h 20m
Los Angeles Los Angeles
Wed 31/12
00:00-09:00
Nonstop0h 00m
£365
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
LHR London Heathrow - LAX Los Angeles Los Angeles
LHRLAX
London Heathrow
Sun 15/11
14:25-16:35
2 stops34h 10m
Los Angeles Los Angeles
Wed 31/12
00:00-09:00
Nonstop0h 00m
£366
LondonLos Angeles
SEN London Southend - LAX Los Angeles Los Angeles
SENLAX
London Southend
Wed 21/10
18:00-08:20
3 stops46h 20m
Los Angeles Los Angeles
Wed 31/12
00:00-09:00
Nonstop0h 00m
£372
Flights are sorted by cheapest return flights first.
Deals found on 10/9
Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
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
LGW-LAX
LCY-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
LGW-LAX
LCY-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 11 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 11 September 2026.
The most flights from LON to C4D are scheduled on a Monday (56 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (56 on average).
How much does it cost for a return flight from London to Carlsbad?
Airfare is typical for this route at the moment.
London to Carlsbad flights typically cost between £381 and £508 in September.The cheapest return price found within the last 5 days was £403 on Air Canada (26 Sept–30 Sept).
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 11 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 Virgin Atlantic, Delta, and British Airways fly from London to Carlsbad in about 14h 35m. The time it takes to get you to your destination can typically vary by up to 10h 22m. There are 5463 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?
£169 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Norse Atlantic UK and SWISS, with prices starting from £236 and £305, 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 (92%) or Fiji Airways (89%) 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 £2,312 for a flight from London to Carlsbad. The cheapest flight overall is £324 while the most popular route, (London Heathrow - Los Angeles Los Angeles) is currently priced at £194.
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 11 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 11 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.
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
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.
We value your privacy
Cheapflights and its partners wish to use cookies or similar technologies to store and/or access information on and about your device and process personal data such as your IP address, device identifiers etc., in order to improve your experience on the site, to analyse navigation, to offer and measure personalised advertising, and to facilitate sharing on social networks. We also allow the use of third-party cookies (including those from our advertising partners) on our sites.
By clicking 'Accept', you consent to your data being processed by 0 vendors on this web site for the purposes described in this notice. You can review the vendors and their individual processing purposes on the .
To review individual processing purposes and cookie categories, please click ’Select individual purposes’. You can review your choices and withdraw your consent at any time by clicking the ’Privacy Preferences’ link in the page side navigation.