How long is the flight from London to Carlsbad?

Airlines like United Airlines, SWISS, and JetBlue fly from London to Carlsbad in about 15h 35m. The time it takes to get you to your destination can typically vary by up to 19h 30m. 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?

£237 is the cheapest one-way deal found within the past few days, from LEVEL. You may also be able to find cheap deals on Norse Atlantic UK and JetBlue, with prices starting from £258 and £277, respectively.

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.

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).

What are the most popular routes from London to Carlsbad?

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

What are the cheapest flights from London to Carlsbad?

On average you can expect to pay £2,664 for a flight from London to Carlsbad. The cheapest flight overall is £355 while the most popular route, (London Heathrow - Los Angeles) is currently priced at £309.

What are the most reliable airlines from London to Carlsbad?

Consider SriLankan Airlines (89%), Aeromexico (86%) or KLM (86%) when booking your flight. These represent the most reliable airlines when flying from London to Carlsbad.

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

Before booking your flight from London to Carlsbad check out the most popular airlines for this route: American Airlines, Air Canada or Air France.

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.

£237+ Cheap Flights from London to Carlsbad

Cheapflights Tip: The best prices from London to Carlsbad are usually found in September or February, booked 55 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from London to Carlsbad

Round-trip from	£349
One-way from	£237
Popular in	December
Cheapest in	September
Average price	£400

Virgin Atlantic
6/10-15/10
1 total stop
33h 25m total
London to Carlsbad

Search Deals

LEVEL
13/12
1 total stop
29h 20m total
London to Carlsbad

Search Deals

Highest demand for flights based on searches. 3% potential increase in price (£12 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 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 17 September 2025.

Mon 6/1020:55LHR - LAX

1 stop22h 55mVirgin Atlantic

Wed 15/1015:30LAX - LHR

Nonstop10h 30mVirgin Atlantic

Deal found 15/9£349

Tue 23/906:30LHR - LAX

1 stop13h 20mVirgin Atlantic

Tue 30/920:05LAX - LHR

Nonstop10h 30mVirgin Atlantic

Deal found 15/9£350

Tue 7/1006:30LHR - LAX

1 stop13h 20mVirgin Atlantic

Fri 17/1015:30LAX - LHR

Nonstop10h 30mVirgin Atlantic

Deal found 16/9£350

Sat 20/909:50LGW - LAX

Nonstop11h 15mNorse Atlantic UK

Wed 24/916:30LAX - LGW

Nonstop10h 25mNorse Atlantic UK

Deal found 14/9£350

Wed 8/1015:05LGW - LAX

1 stop25h 58mBritish Airways

Tue 21/1007:00LAX - LGW

1 stop17h 10mBritish Airways

Deal found 14/9£351

Thu 25/906:55LHR - LAX

1 stop16h 20mLufthansa

Thu 9/1016:40LAX - LHR

Nonstop10h 30mLufthansa

Deal found 14/9£352

Fri 26/906:00LHR - LAX

1 stop15h 05mMultiple Airlines

Fri 10/1008:25LAX - LHR

1 stop14h 50mMultiple Airlines

Deal found 16/9£353

Mon 22/906:00LHR - LAX

1 stop18h 30mMultiple Airlines

Wed 8/1007:00LAX - LHR

1 stop14h 55mMultiple Airlines

Deal found 16/9£353

Thu 30/1009:00LHR - LAX

1 stop15h 35mMultiple Airlines

Thu 6/1119:00LAX - LHR

Nonstop10h 30mMultiple Airlines

Deal found 15/9£354

Thu 30/1008:50LHR - LAX

1 stop17h 40mAer Lingus

Fri 7/1120:15LAX - LHR

1 stop12h 35mAer Lingus

Deal found 15/9£355

Thu 6/1112:10LHR - LAX

1 stop14h 20mAer Lingus

Thu 13/1120:15LAX - LHR

1 stop16h 50mAer Lingus

Deal found 14/9£356

Fri 3/1015:05LGW - LAX

1 stop16h 06mBritish Airways

Sat 18/1007:00LAX - LGW

1 stop17h 10mBritish Airways

Deal found 16/9£362

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 17 September 2025.

Sat 8/1109:00LHR - LAX

1 stop15h 35mUnited Airlines

Wed 12/1119:00LAX - LHR

Nonstop10h 30mUnited Airlines

Deal found 15/9£359

Tue 10/309:00LHR - LAX

1 stop15h 35mMultiple Airlines

Wed 25/320:00LAX - LHR

Nonstop10h 30mMultiple Airlines

Deal found 15/9£360

Sat 7/307:40LHR - LAX

1 stop15h 35mLufthansa

Tue 10/308:45LAX - LHR

1 stop14h 35mLufthansa

Deal found 16/9£365

Wed 11/313:30LCY - LAX

1 stop35h 05mSWISS

Sun 15/320:10LAX - LCY

1 stop15h 30mSWISS

Deal found 14/9£380

Mon 29/912:10LGW - LAX

1 stop30h 05mJetBlue

Tue 7/1009:00LAX - LGW

1 stop16h 35mJetBlue

Deal found 16/9£405

Wed 1/1008:40LCY - LAX

1 stop14h 10mDelta

Wed 19/1113:45LAX - LCY

1 stop34h 25mDelta

Deal found 15/9£423

Fri 26/909:20LCY - LAX

1 stop13h 30mVirgin Atlantic

Mon 29/916:50LAX - LCY

1 stop15h 50mVirgin Atlantic

Deal found 15/9£423

Wed 15/1015:05LGW - LAX

1 stop25h 58mBritish Airways

Wed 22/1007:00LAX - LGW

1 stop17h 10mBritish Airways

Deal found 16/9£426

Fri 6/216:40LGW - LAX

1 stop30h 20mTAP AIR PORTUGAL

Sat 21/216:45LAX - LGW

1 stop33h 05mTAP AIR PORTUGAL

Deal found 15/9£483

Thu 30/1009:00LHR - LAX

1 stop15h 35mUnited Airlines

Wed 5/1100:25LAX - LHR

1 stop21h 30mUnited Airlines

Deal found 15/9£360

Fri 6/209:00LHR - LAX

1 stop15h 35mMultiple Airlines

Fri 20/208:45LAX - LHR

1 stop13h 10mMultiple Airlines

Deal found 15/9£360

Wed 5/1109:00LHR - LAX

1 stop15h 35mMultiple Airlines

Wed 12/1119:00LAX - LHR

Nonstop10h 30mMultiple Airlines

Deal found 16/9£361

Sat 8/1109:00LHR - LAX

1 stop15h 35mUnited Airlines

Fri 14/1100:25LAX - LHR

1 stop21h 30mUnited Airlines

Deal found 16/9£361

Thu 6/1118:40LGW - LAX

1 stop29h 55mSWISS

Thu 13/1119:10LAX - LGW

1 stop14h 40mSWISS

Deal found 16/9£402

Wed 1/1008:40LCY - LAX

1 stop14h 10mDelta

Sun 23/1107:10LAX - LCY

2 stops18h 20mDelta

Deal found 15/9£423

Wed 8/1007:45LCY - LAX

1 stop15h 05mVirgin Atlantic

Thu 16/1016:50LAX - LCY

1 stop15h 50mVirgin Atlantic

Deal found 14/9£423

Fri 7/1109:00LHR - LAX

1 stop15h 35mUnited Airlines

Sat 8/1100:25LAX - LHR

1 stop21h 30mUnited Airlines

Deal found 16/9£361

Sat 22/1109:25LTN - LAX

1 stop19h 00mMultiple Airlines

Sat 29/1122:30LAX - LTN

1 stop26h 00mMultiple Airlines

Deal found 14/9£383

Thu 6/1109:15LCY - LAX

1 stop15h 20mSWISS

Mon 10/1119:10LAX - LCY

1 stop13h 55mSWISS

Deal found 16/9£422

Wed 1/1008:40LCY - LAX

1 stop14h 10mDelta

Tue 25/1113:45LAX - LCY

1 stop18h 50mDelta

Deal found 15/9£423

Thu 2/1009:20LCY - LAX

1 stop13h 30mVirgin Atlantic

Tue 10/314:45LAX - LCY

1 stop18h 50mVirgin Atlantic

Deal found 14/9£423

Sun 2/1105:30LHR - LAX

1 stop14h 35mUnited Airlines

Sun 9/1119:00LAX - LHR

Nonstop10h 30mUnited Airlines

Deal found 15/9£364

Thu 20/1117:05LCY - LAX

1 stop26h 45mVirgin Atlantic

Tue 25/1113:45LAX - LCY

1 stop20h 40mVirgin Atlantic

Deal found 16/9£424

Fri 26/910:55LGW - LAX

Nonstop11h 15mMultiple Airlines

Fri 10/1021:25LAX - LGW

1 stop26h 00mMultiple Airlines

Deal found 16/9£392

Mon 2/307:40LHR - LAX

1 stop15h 35mUnited Airlines

Wed 11/300:59LAX - LHR

1 stop23h 31mUnited Airlines

Deal found 16/9£364

Thu 6/1118:55LCY - LAX

1 stop24h 50mVirgin Atlantic

Tue 18/1109:51LAX - LCY

2 stops15h 39mVirgin Atlantic

Deal found 16/9£424

Sun 1/306:30LHR - LAX

2 stops18h 55mUnited Airlines

Mon 16/314:30LAX - LHR

1 stop12h 10mUnited Airlines

Deal found 15/9£369

Thu 6/1106:15STN - LAX

2 stops23h 20mMultiple Airlines

Thu 13/1113:45LAX - STN

2 stops19h 45mMultiple Airlines

Deal found 14/9£408

Thu 2/1008:40LCY - LAX

1 stop14h 10mVirgin Atlantic

Thu 16/1016:50LAX - LCY

1 stop17h 40mVirgin Atlantic

Deal found 16/9£424

Mon 6/1020:10LCY - LAX

1 stop23h 40mVirgin Atlantic

Tue 14/1016:50LAX - LCY

1 stop15h 50mVirgin Atlantic

Deal found 16/9£424

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 17 September 2025.

Tue 7/1017:30LHR - LAX

Nonstop11h 15mVirgin Atlantic

Fri 17/1022:50LAX - LHR

Nonstop10h 25mVirgin Atlantic

Deal found 15/9£351

Thu 20/1117:20LHR - LAX

Nonstop11h 20mVirgin Atlantic

Mon 24/1116:35LAX - LHR

Nonstop10h 20mVirgin Atlantic

Deal found 16/9£352

Fri 3/1017:30LHR - LAX

Nonstop11h 15mVirgin Atlantic

Mon 6/1022:50LAX - LHR

Nonstop10h 25mVirgin Atlantic

Deal found 15/9£353

Wed 8/1014:30LHR - LAX

Nonstop11h 15mVirgin Atlantic

Wed 15/1015:30LAX - LHR

Nonstop10h 30mVirgin Atlantic

Deal found 15/9£353

Thu 30/1011:20LHR - LAX

Nonstop11h 15mVirgin Atlantic

Thu 6/1122:30LAX - LHR

Nonstop10h 20mVirgin Atlantic

Deal found 15/9£354

Tue 7/1017:30LHR - LAX

Nonstop11h 15mVirgin Atlantic

Tue 14/1015:45LAX - LHR

Nonstop10h 30mVirgin Atlantic

Deal found 15/9£355

Sun 28/909:55LHR - LAX

Nonstop11h 20mVirgin Atlantic

Sun 19/1022:50LAX - LHR

Nonstop10h 25mVirgin Atlantic

Deal found 16/9£356

Fri 26/917:30LHR - LAX

Nonstop11h 15mVirgin Atlantic

Mon 29/922:50LAX - LHR

Nonstop10h 25mVirgin Atlantic

Deal found 15/9£356

Fri 10/1010:55LGW - LAX

Nonstop11h 15mNorse Atlantic UK

Fri 17/1016:30LAX - LGW

Nonstop10h 25mNorse Atlantic UK

Deal found 16/9£356

Fri 6/317:20LHR - LAX

Nonstop11h 20mVirgin Atlantic

Sun 15/323:30LAX - LHR

Nonstop10h 20mVirgin Atlantic

Deal found 15/9£359

Tue 13/111:20LHR - LAX

Nonstop11h 15mVirgin Atlantic

Sun 18/116:35LAX - LHR

Nonstop10h 20mVirgin Atlantic

Deal found 14/9£359

Fri 27/211:20LHR - LAX

Nonstop11h 15mVirgin Atlantic

Thu 12/317:35LAX - LHR

Nonstop10h 20mVirgin Atlantic

Deal found 16/9£360

Last-minute flights from London to Carlsbad
Discover last-minute flight deals from London to Carlsbad. Data last updated 17 September 2025 and is based on user searches.

Fri 19/910:55LGW - LAX

Nonstop11h 15mNorse Atlantic UK

Fri 26/916:30LAX - LGW

Nonstop10h 25mNorse Atlantic UK

Deal found 15/9£364

Sat 20/909:50LGW - LAX

Nonstop11h 15mNorse Atlantic UK

Sat 27/915:05LAX - LGW

Nonstop10h 25mNorse Atlantic UK

Deal found 15/9£356

Mon 22/906:00LHR - LAX

1 stop18h 30mMultiple Airlines

Wed 8/1016:40LAX - LHR

Nonstop10h 30mMultiple Airlines

Deal found 16/9£353

Tue 23/906:30LHR - LAX

1 stop13h 20mVirgin Atlantic

Tue 30/920:05LAX - LHR

Nonstop10h 30mVirgin Atlantic

Deal found 15/9£350

Thu 25/906:55LHR - LAX

1 stop16h 20mLufthansa

Thu 9/1016:40LAX - LHR

Nonstop10h 30mLufthansa

Deal found 14/9£352

Fri 26/906:00LHR - LAX

1 stop15h 05mMultiple Airlines

Fri 10/1008:25LAX - LHR

1 stop14h 50mMultiple Airlines

Deal found 16/9£353

Fri 3/1015:05LGW - LAX

1 stop16h 06mBritish Airways

Sat 18/1007:00LAX - LGW

1 stop17h 10mBritish Airways

Deal found 16/9£362

Mon 6/1020:55LHR - LAX

1 stop22h 55mVirgin Atlantic

Wed 15/1015:30LAX - LHR

Nonstop10h 30mVirgin Atlantic

Deal found 15/9£349

Tue 7/1006:30LHR - LAX

1 stop13h 20mVirgin Atlantic

Fri 17/1015:30LAX - LHR

Nonstop10h 30mVirgin Atlantic

Deal found 16/9£350

Wed 8/1015:05LGW - LAX

1 stop25h 58mBritish Airways

Tue 21/1007:00LAX - LGW

1 stop17h 10mBritish Airways

Deal found 15/9£353

Thu 30/1009:00LHR - LAX

1 stop15h 35mMultiple Airlines

Thu 6/1119:00LAX - LHR

Nonstop10h 30mMultiple Airlines

Deal found 15/9£354

Thu 30/1008:50LHR - LAX

1 stop17h 40mAer Lingus

Fri 7/1120:15LAX - LHR

1 stop12h 35mAer Lingus

Deal found 15/9£355

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 17 September 2025.

Sat 13/1220:50LHR - LAX

1 stop29h 20mLEVEL

Deal found 16/9£237

Thu 22/106:50SEN - LAX

1 stop20h 20mMultiple Airlines

Deal found 16/9£237

Thu 15/106:50SEN - LAX

1 stop20h 20mMultiple Airlines

Deal found 16/9£238

Mon 2/219:30LGW - LAX

1 stop30h 35mLEVEL

Deal found 15/9£238

Mon 15/1212:00STN - LAX

1 stop38h 05mMultiple Airlines

Deal found 15/9£238

Sat 13/1214:35LGW - LAX

1 stop35h 35mLEVEL

Deal found 16/9£239

Sun 14/1207:40STN - LAX

1 stop18h 30mMultiple Airlines

Deal found 15/9£239

Fri 12/1220:05LTN - LAX

2 stops54h 05mMultiple Airlines

Deal found 15/9£240

Wed 18/213:10LGW - LAX

1 stop36h 55mMultiple Airlines

Deal found 15/9£240

Mon 19/121:20STN - LAX

1 stop28h 45mMultiple Airlines

Deal found 16/9£240

Wed 21/117:00LTN - LAX

1 stop34h 10mMultiple Airlines

Deal found 15/9£241

Wed 24/910:55LGW - LAX

Nonstop11h 15mNorse Atlantic UK

Deal found 15/9£241

Fly from

Fly to

Route

Depart

Return

Price

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sat 8/11

09:00-16:35

1 stop15h 35m

Los Angeles

Wed 12/11

19:00-13:30

Nonstop10h 30m

£359

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Tue 10/3

09:00-17:35

1 stop15h 35m

Los Angeles

Wed 25/3

20:00-13:30

Nonstop10h 30m

£360

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Thu 30/10

09:00-17:35

1 stop15h 35m

Los Angeles

Wed 5/11

00:25-05:55

1 stop21h 30m

£360

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Fri 6/2

09:00-16:35

1 stop15h 35m

Los Angeles

Fri 20/2

08:45-05:55

1 stop13h 10m

£360

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Wed 5/11

09:00-16:35

1 stop15h 35m

Los Angeles

Wed 12/11

19:00-13:30

Nonstop10h 30m

£361

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sat 8/11

09:00-16:35

1 stop15h 35m

Los Angeles

Fri 14/11

00:25-05:55

1 stop21h 30m

£361

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Fri 7/11

09:00-16:35

1 stop15h 35m

Los Angeles

Sat 8/11

00:25-05:55

1 stop21h 30m

£361

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sun 2/11

05:30-13:05

1 stop14h 35m

Los Angeles

Sun 9/11

19:00-13:30

Nonstop10h 30m

£364

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Mon 2/3

07:40-15:15

1 stop15h 35m

Los Angeles

Wed 11/3

00:59-07:30

1 stop23h 31m

£364

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Sat 7/3

07:40-15:15

1 stop15h 35m

Los Angeles

Tue 10/3

08:45-06:20

1 stop14h 35m

£365

Flights are sorted by cheapest return flights first.

Deals found on 16/9

Showing 1-10 of 60 results

...

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?

The best time to book flights from London to Carlsbad is 55 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, September is the cheapest month in which you can book a flight from London to Carlsbad (average of £573). 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?

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?

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.

Weekly flight availability from London to Carlsbad

The most flights from LON to C4D are scheduled on a Monday (53 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (47 on average).

Reviews of airlines servicing Carlsbad

Read reviews from past customers who have flown with Finnair, Virgin Atlantic, andNorse Atlantic UK 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.

Finnair

7.6

Good

1,324 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.

Finnair

7.6

Good

1,324 reviews

Finnair

7.6

Good

1,324 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

Virgin Atlantic

7.4

Good

664 reviews

Finnair

7.6

Good

1,324 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

Norse Atlantic UK

7.1

Good

Finnair

7.6

Good

1,324 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

Lufthansa

6.8

Okay

7,407 reviews

Finnair

7.6

Good

1,324 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

British Airways

6.7

Okay

7,363 reviews

Finnair

7.6

Good

1,324 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

Related info for your journey

How long is the flight from London to Carlsbad?
Airlines like United Airlines, SWISS, and JetBlue fly from London to Carlsbad in about 15h 35m. The time it takes to get you to your destination can typically vary by up to 19h 30m. 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?
£237 is the cheapest one-way deal found within the past few days, from LEVEL. You may also be able to find cheap deals on Norse Atlantic UK and JetBlue, with prices starting from £258 and £277, respectively.
What are the most popular routes from London to Carlsbad?
Most travelers choose London Heathrow - Los Angeles, London City - Los Angeles or London Gatwick - 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 (89%), Aeromexico (86%) or KLM (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 £2,664 for a flight from London to Carlsbad. The cheapest flight overall is £355 while the most popular route, (London Heathrow - Los Angeles) is currently priced at £309.
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, September is the cheapest month in which you can book a flight from London to Carlsbad (average of £573). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from London to Carlsbad

Airline	Cheapest	Average	Flexibility	On-time
Finnair	Cheapest£275	Average£488	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
SWISS	Cheapest£287	Average£454	FlexibilityNo cancel fee	On-time79%	Search SWISS flights
Norse Atlantic UK	Cheapest£290	Average£523	FlexibilityNo cancel fee	On-timeN/A	Search Norse Atlantic UK flights
Aer Lingus	Cheapest£329	Average£551	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
Delta	Cheapest£331	Average£541	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
Scandinavian Airlines	Cheapest£341	Average£479	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
Air France	Cheapest£350	Average£438	FlexibilityNo cancel fee	On-time77%	Search Air France flights
Brussels Airlines	Cheapest£352	Average£464	FlexibilityNo cancel fee	On-timeN/A	Search Brussels Airlines flights
Austrian Airlines	Cheapest£352	Average£466	FlexibilityNo cancel fee	On-time78%	Search Austrian Airlines flights
United Airlines	Cheapest£355	Average£554	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

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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.

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Cheap flights from London to Carlsbad from £237

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 13/12. 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 Carlsbad are usually found in September or February, booked 55 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

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 17 September 2025.

Round-trip from

One-way from

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Find flight deals from London to Carlsbad

Cheapest flights from London to CarlsbadExplore 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 17 September 2025.

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 17 September 2025.

Cheapflights Fare Finder

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

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.

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 12 September 2025.

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

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 17 September 2025.

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.

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 17 September 2025.

Reviews of airlines servicing Carlsbad

Read reviews from past customers who have flown with Finnair, Virgin Atlantic, andNorse Atlantic UK 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.

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?

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

What are the most popular routes from London to Carlsbad?

What are the most reliable airlines from London to Carlsbad?

What are the cheapest flights from London to Carlsbad?

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

How can I find direct flights from London to Carlsbad?

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

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

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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.

Top 10 airlines flying from London to Carlsbad

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

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

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

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

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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 17 September 2025.