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Cheap flights from California to London from $148

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to London departing on 1/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from California to London

Cheap round-trip flights

These are some of the best round-trip flight deals from California to London that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from California to London.

Cheap last minute flights

Planning a quick getaway from California to London? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to London, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from California to London

Find recent round-trip train or bus tickets from California to London.

All round-trip flight deals to London

The cheapest plane tickets to London found on KAYAK recently.
4:40 pm - 3:45 pmSFO-LGW
15h 05m1 stop
9:20 pm - 2:40 pmLGW-SFO
25h 20m2 stops
$403TAP AIR PORTUGAL
Find Deal
Mon, Dec 9 - Tue, Dec 10
8:05 pm - 9:40 pmLAX-LHR
17h 35m1 stop
6:40 am - 3:35 pmLHR-LAX
16h 55m1 stop
$421Scandinavian Airlines
Find Deal
Sat, Jan 11 - Mon, Jan 13
10:29 pm - 10:35 amSFO-LGW
28h 06m1 stop
8:15 am - 1:05 pmLGW-SFO
36h 50m2 stops
Mon, Jan 20 - Sat, Jan 25
10:54 am - 10:35 amSFO-LGW
15h 41m1 stop
12:00 pm - 9:38 pmLGW-SFO
17h 38m1 stop
Tue, Jan 21 - Thu, Feb 13
9:53 pm - 8:45 pmLAS-LHR
14h 52m1 stop
12:20 pm - 12:04 amLHR-LAS
19h 44m1 stop
$547JetBlue
Find Deal
Wed, Jan 8 - Tue, Jan 28
9:53 pm - 8:45 pmLAS-LHR
14h 52m1 stop
12:20 pm - 8:43 pmLHR-LAS
16h 23m1 stop
$565JetBlue
Find Deal
Wed, Jan 8 - Mon, Jan 27
6:20 am - 10:10 amLAS-LHR
19h 50m1 stop
7:40 am - 7:31 pmLHR-LAS
19h 51m2 stops
$567Air Canada
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Fri, Jan 24 - Sun, Jan 26
12:59 am - 7:30 amLAS-LHR
22h 31m1 stop
7:40 am - 7:02 pmLHR-LAS
19h 22m2 stops
$569United Airlines
Find Deal
Mon, Dec 2 - Tue, Dec 10
7:50 am - 10:10 amLAS-LHR
18h 20m1 stop
1:00 pm - 8:56 pmLHR-LAS
15h 56m1 stop
$570Air Canada
Find Deal
Sun, Dec 1 - Sun, Dec 8
6:00 am - 9:40 amLAS-LHR
19h 40m1 stop
6:30 am - 2:35 pmLHR-LAS
16h 05m1 stop
$573United Airlines
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Sun, Dec 29 - Tue, Jan 14
9:08 am - 10:35 amLAX-LGW
17h 27m1 stop
Tue, Jan 14
9:08 am - 10:35 amLAX-LGW
17h 27m1 stop
Tue, Jan 14
6:30 pm - 12:50 pmLAS-LHR
34h 20m1 stop
$207WestJet
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Thu, Feb 20
6:25 pm - 12:50 pmLAS-LHR
34h 25m1 stop
$213WestJet
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Thu, Jan 16
8:50 pm - 9:10 amLAX-LHR
28h 20m1 stop
$253Vueling
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Tue, Jan 14
8:50 pm - 3:25 pmLAX-LGW
34h 35m2 stops
$255Vueling
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Tue, Jan 14
7:10 pm - 6:40 pmLAX-LCY
15h 30m1 stop
$349SWISS
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Sun, Feb 2
7:10 pm - 6:40 pmLAX-LCY
15h 30m1 stop
$350SWISS
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Sun, Feb 2
5:30 pm - 6:30 pmSFO-LHR
17h 00m1 stop
$361Scandinavian Airlines
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Wed, Nov 27
5:30 pm - 4:00 pmSFO-LHR
14h 30m1 stop
$376Scandinavian Airlines
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Mon, Nov 25
8:58 pm - 10:35 amLAX-LGW
29h 37m1 stop
12:00 pm - 7:23 amLGW-LAX
27h 23m1 stop
Sat, Nov 16 - Tue, Dec 10
5:40 pm - 4:00 pmLAX-LHR
14h 20m1 stop
6:40 am - 3:35 pmLHR-LAX
16h 55m1 stop
$581Scandinavian Airlines
Find Deal
Sun, Nov 17 - Mon, Jan 13
4:40 pm - 10:40 pmSFO-LHR
22h 00m1 stop
4:30 pm - 2:15 pmLHR-SFO
29h 45m1 stop
$600TAP AIR PORTUGAL
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Mon, Nov 18 - Thu, Nov 21
4:40 pm - 3:45 pmSFO-LGW
15h 05m1 stop
10:40 am - 2:15 pmLGW-SFO
35h 35m1 stop
$607TAP AIR PORTUGAL
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Mon, Nov 18 - Thu, Nov 21
12:40 am - 7:05 amSFO-LHR
22h 25m1 stop
6:30 am - 11:50 amLHR-SFO
13h 20m1 stop
$623Delta
Find Deal
Mon, Nov 18 - Wed, Nov 27
12:40 am - 7:05 amSFO-LHR
22h 25m1 stop
11:40 am - 2:45 pmLHR-SFO
11h 05mnonstop
$635Delta
Find Deal
Mon, Nov 18 - Wed, Dec 4
10:25 am - 8:35 amSFO-LHR
14h 10m1 stop
11:45 am - 3:00 pmLHR-SFO
11h 15mnonstop
$654Iberia
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Fri, Nov 15 - Tue, Nov 19
10:39 pm - 10:10 pmSFO-LHR
15h 31m1 stop
11:45 am - 3:00 pmLHR-SFO
11h 15mnonstop
$663British Airways
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Sat, Nov 16 - Tue, Nov 26
10:25 am - 8:35 amSFO-LHR
14h 10m1 stop
3:35 pm - 12:10 amLHR-SFO
16h 35m1 stop
$675Iberia
Find Deal
Fri, Nov 15 - Fri, Nov 22
8:40 pm - 3:15 pmSFO-LHR
10h 35mnonstop
11:45 am - 3:00 pmLHR-SFO
11h 15mnonstop
$749British Airways
Find Deal
Sun, Nov 17 - Sun, Nov 24
4:30 pm - 10:55 amLAX-LGW
10h 25mnonstop
10:45 am - 2:10 pmLGW-LAX
11h 25mnonstop
$523Norse Atlantic UK
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Sun, May 11 - Sat, May 24
4:30 pm - 10:55 amLAX-LGW
10h 25mnonstop
10:45 am - 2:10 pmLGW-LAX
11h 25mnonstop
$561Norse Atlantic UK
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Sun, May 11 - Fri, May 23
5:30 pm - 12:00 pmSFO-LHR
10h 30mnonstop
11:45 am - 3:00 pmLHR-SFO
11h 15mnonstop
$609British Airways
Find Deal
Tue, Dec 31 - Thu, Jan 16
5:30 pm - 12:00 pmSFO-LHR
10h 30mnonstop
11:45 am - 3:00 pmLHR-SFO
11h 15mnonstop
$611Iberia
Find Deal
Tue, Dec 3 - Tue, Dec 10
5:30 pm - 12:00 pmSFO-LHR
10h 30mnonstop
11:45 am - 3:00 pmLHR-SFO
11h 15mnonstop
$613Iberia
Find Deal
Mon, Dec 2 - Tue, Dec 10
8:40 pm - 3:15 pmSFO-LHR
10h 35mnonstop
11:45 am - 3:00 pmLHR-SFO
11h 15mnonstop
$618British Airways
Find Deal
Tue, Jan 21 - Wed, Jan 29
12:50 pm - 7:25 amSFO-LHR
10h 35mnonstop
10:05 am - 1:15 pmLHR-SFO
11h 10mnonstop
$628United Airlines
Find Deal
Mon, Dec 2 - Wed, Dec 18
5:30 pm - 12:00 pmSFO-LHR
10h 30mnonstop
11:45 am - 3:00 pmLHR-SFO
11h 15mnonstop
$630Finnair
Find Deal
Wed, Dec 4 - Thu, Dec 12
8:40 pm - 3:15 pmSFO-LHR
10h 35mnonstop
11:45 am - 3:00 pmLHR-SFO
11h 15mnonstop
$634Finnair
Find Deal
Wed, Jan 8 - Fri, Jan 17
5:25 pm - 12:00 pmSFO-LHR
10h 35mnonstop
10:05 am - 1:15 pmLHR-SFO
11h 10mnonstop
$644United Airlines
Find Deal
Tue, Jan 7 - Tue, Jan 21

Icelandair flights from California to London

Our best Icelandair deals on California to London flight tickets
Icelandair
Jan 9
SAN8:30 pmSan Diego
25h 25m
1 stop
LHR5:55 amLondon Heathrow
Jan 30
LHR8:25 amLondon Heathrow
18h 53m
1 stop
SAN7:18 pmSan Diego
Icelandair
Nov 24
LAX12:59 amLos Angeles
24h 31m
1 stop
LHR9:30 amLondon Heathrow
Dec 8
LHR7:25 amLondon Heathrow
33h 55m
1 stop
LAX9:20 amLos Angeles

SWISS flights from California to London

Our best SWISS deals on California to London flight tickets
SWISS
Nov 26
LAS3:55 pmLas Vegas Harry Reid Intl
17h 55m
2 stops
LHR5:50 pmLondon Heathrow
Dec 8
LHR6:00 amLondon Heathrow
22h 52m
2 stops
LAS8:52 pmLas Vegas Harry Reid Intl
SWISS
Dec 2
SFO7:25 pmSan Francisco
14h 25m
1 stop
LGW5:50 pmLondon Gatwick
Dec 9
LGW6:45 pmLondon Gatwick
29h 40m
1 stop
SFO4:25 pmSan Francisco
SWISS
Nov 27
SFO7:25 pmSan Francisco
14h 25m
1 stop
LGW5:50 pmLondon Gatwick
Dec 6
LGW6:45 pmLondon Gatwick
29h 40m
1 stop
SFO4:25 pmSan Francisco

How to get the cheapest flight ticket from California to London

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies to London from California?

TAP AIR PORTUGAL. TAP AIR PORTUGAL, Scandinavian Airlines, and Norse Atlantic UK are the most popular carriers operating from California to London

What is the cheapest California to London flight route?

Los Angeles - London Heathrow. Fly from Los Angeles to London Heathrow for the best California - London flight prices

What cabin class options are available on California to London flights?

There are 3 cabin classes available to choose from on California to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on California to London flights?

You could potentially save up to 59% on your flight if you consider stops on a California to London flight.

Cheap California to London flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from California to London

Best Price Found

$148

Fastest flight time

9h 50m

Direct flights

Every day

Airports in London

2 airports
The best one-way flight to London from California in the past 72 hours is $148. The best round-trip flight deal from California to London found on momondo in the last 72 hours is $403.
The fastest flight from California to London takes 9h 50m
Direct flights go from California to London every day.
There are 2 airports near London: London Heathrow (LHR), London Gatwick (LGW)

  • When did momondo last update prices for flights from California to London?

    Prices for flights from California to London are refreshed on a daily basis.

  • How many operators does momondo search for flights from California to London?

  • How old do you have to be to fly from California to London?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from California to London.

  • What documentation or ID do you need to fly to London?

    The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from California to London?


Best airlines flying from California to London

Compare and see reviews for airlines that fly from California to London with momondo
Airline
Rating
Free Cancellation
Price
Norse Atlantic UKPriceFrom $386Free CancellationRating
7.0
40 reviews
Search Norse Atlantic UK flights
Scandinavian AirlinesPriceFrom $427Free CancellationRating
7.3
1,302 reviews
Search Scandinavian Airlines flights
TAP AIR PORTUGALPriceFrom $437Free CancellationRating
7.1
1,893 reviews
Search TAP AIR PORTUGAL flights
KLMPriceFrom $463Free CancellationRating
7.8
1,346 reviews
Search KLM flights
FinnairPriceFrom $465Free CancellationRating
7.7
1,302 reviews
Search Finnair flights
DeltaPriceFrom $482Free CancellationRating
8.0
8,787 reviews
Search Delta flights
Air CanadaPriceFrom $482Free CancellationRating
7.0
8,190 reviews
Search Air Canada flights
Aer LingusPriceFrom $524Free CancellationRating
7.1
1,084 reviews
Search Aer Lingus flights
SWISSPriceFrom $547Free CancellationRating
7.6
1,640 reviews
Search SWISS flights
WestJetPriceFrom $555Free CancellationRating
7.3
2,802 reviews
Search WestJet flights

Why use momondo?

Why should I use momondo to find a flight deal from California to London?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from California to London. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from California to London with flexible booking policies on momondo?

All flight searches from California to London on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from California to London?

momondo provides multiple filters to help you find the best flight to London from California. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from California to London right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of California to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London