Cheap flights from California (CA) to London (LON)

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Home Europe United Kingdom England London Cheap flights from California to London

How to find the cheapest flight from
California to London (LON)

All the information you need to plan the best null to LON flight in 2021: compare California to London flight prices with the expected peak season, weather and rainfall in London.
How far in advance should I book a flight from California to London?

Find a great deal and save up to 44% by booking at least 61 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 California to London within the next two weeks, with the cheapest ticket starting at $910.

What is the cheapest month to fly from California to London?

October can be a great time to fly to London from California with a flight ticket averaging about $714. Cheapflights users have found deals in the month of October for as cheap as $445. The most expensive prices can be found in the month of July.

Cheap flights from California to London in May, June 2021

The best prices found for California to LON flights for May, June
29 Jun - 7 Jul
$432pp
SFO
San Francisco
Multiple Airlines
   
2 STOPS
STN
London Stansted
STN
London Stansted
Multiple Airlines
   
2 STOPS
SFO
San Francisco
9 Jun - 7 Jul
$440pp
SFO
San Francisco
Multiple Airlines
   
2 STOPS
STN
London Stansted
STN
London Stansted
Multiple Airlines
   
2 STOPS
SFO
San Francisco
8 Jun - 7 Jul
$441pp
SFO
San Francisco
Multiple Airlines
   
2 STOPS
STN
London Stansted
STN
London Stansted
Multiple Airlines
   
2 STOPS
SFO
San Francisco

California to London 2021 flight deals

Cheap flights to London from California found for this year
9 Oct - 11 Oct
$331pp
LAX
Los Angeles
SAS
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
SAS
 
1 STOP
LAX
Los Angeles
9 Oct - 11 Oct
$335pp
LAX
Los Angeles
SAS
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
SAS
 
1 STOP
LAX
Los Angeles
17 Sep - 20 Sep
$367pp
LAX
Los Angeles
SAS
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
SAS
   
2 STOPS
LAX
Los Angeles

Non-stop flights to London from California

Save time with California to London direct flight deals
3 Nov - 3 Dec
$712pp
LAX
Los Angeles
Lufthansa
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
Lufthansa
Non-Stop
LAX
Los Angeles
26 Oct - 4 Nov
$719pp
LAX
Los Angeles
Lufthansa
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
Lufthansa
Non-Stop
LAX
Los Angeles
27 Oct - 7 Mar
$720pp
SFO
San Francisco
Finnair
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
Finnair
Non-Stop
SFO
San Francisco

Last minute flights from California to London

Late deals on round-trip flights to London from California, departing today and this week
22 May - 12 Jun
$500pp
SFO
San Francisco
Multiple Airlines
   
2 STOPS
STN
London Stansted
STN
London Stansted
Multiple Airlines
   
2 STOPS
SFO
San Francisco
22 May - 5 Jun
$619pp
SFO
San Francisco
Multiple Airlines
   
2 STOPS
LHR
London Heathrow
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
SFO
San Francisco
22 May - 6 Jun
$631pp
SFO
San Francisco
Multiple Airlines
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
SFO
San Francisco

One-way flights to London from California

The cheapest one-way flights from California to London
4:20 pm - 3:50 am
Multiple Airlines
1 Stop
27h 30m
SFO - STN
Multiple Airlines
$275
Kiwi.com
4:30 pm - 3:10 am
Multiple Airlines
1 Stop
26h 40m
SFO - LGW
Multiple Airlines
$280
Kiwi.com
4:20 pm - 4:20 am
Multiple Airlines
1 Stop
28h 00m
SFO - LGW
Multiple Airlines
$286
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">California</span> to <span class="emphasized">London</span> flights.

Flight FAQs

From California to London

Are flight prices decreasing from California to London due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both California and London for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Which airlines flying from California to London have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like British Airways, United Airlines, and Virgin Atlantic flying from California to London have implemented new flexible cancellation policies.

Can I find flights from California to London for under $400 on Cheapflights?

Yes, there are multiple flights from California to London for under $400. The cheapest flight booked recently is on SAS for just $331, but on average you can expect to pay $370.

Are there nonstop flights from California to London for under $800 on Cheapflights?

Cheapflights has at least 20 direct flights from California to London under $800. A good price for a nonstop flight from California to London is less than $738.

Are there last-minute flights available from California to London for under $500?

There are currently 20+ open flights from California to London within the next 7 days for less than $500.

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

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

What are the most popular routes from California to London?

While some choose either San Francisco - London Heathrow or Los Angeles - London Gatwick, Los Angeles - London Heathrow is the most popular route from California to London.

What are the cheapest Flights from California to London?

Looking at all options, your cheapest flight can be booked for $175. While the most popular route (Los Angeles - London Heathrow) can be booked for $367 on average our data indicates $1,701 when flying from California to London

What are the most reliable airlines from California to London?

The top 3 most reliable airlines when flying from California to London are Qatar Airways (95%), Fiji Airways (95%) and EL AL (95%).

How long is the flight from California to London?

Departing from California to London will take you 14h 25m. Both multi-stop and nonstop flights can be found to your destination and back.

What is the cheapest airline to fly from California to London round-trip?

SAS, at $331, was found to be the cheapest airline from California to London..

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Departure points for flights from California to London

Select to see more specific information for flights to London from all departure points in California.
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Destination information for London

Things to know before you go - useful duration and weather info for your trip from California to London.
Today's exchange rate
$1 = £0.71
Average temperature for May in London
64.4 °F
Avg rainfall for May in London
2.0 ″

Airports servicing

Bakersfield (BFL)
Burbank (BUR)
Concord Buchanan Fld (CCR)
Crescent City (CEC)
San Diego Carlsbad-Palomar (CLD)
Fresno (FAT)

Airports servicing London

Heathrow (LHR)
Gatwick (LGW)
City (LCY)
Stansted (STN)
Luton (LTN)
Southend (SEN)

Top 10 airlines flying from California to London

The chart below displays the airlines Cheapflights users traveling from California to London choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Alaska Airlines 		$97 $155 No cancel fee 75%
TAP AIR PORTUGAL 		$223 $447 No cancel fee N/A
Brussels Airlines 		$258 $567 No cancel fee N/A
SWISS 		$356 $574 No cancel fee 79%
Norwegian 		$364 $777 No cancel fee 74%
WestJet 		$467 $782 No cancel fee 60%
Air Canada 		$355 $807 No cancel fee 67%
Aer Lingus 		$586 $910 No cancel fee N/A
Icelandair 		$353 $936 No cancel fee 76%
SAS 		$380 $1,047 No cancel fee 77%

Popular flight searches

Check out other popular destinations found by fellow travelers in 2021.
Home Europe United Kingdom England London Cheap flights from California to London