How does KAYAK find such low prices on flights from California to London?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from California to London.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from California to London?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London from California is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from California to London?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to London with an airline and back to California with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from California to London?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London from California up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

C$ 575 CHEAP FLIGHTS from California to London

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Flight Deals

Cheap Flights from California to London

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from California to London

Thu, 29 Oct - Wed, 4 Nov

6:40 p.m. - 6:35 a.m.LAX Los Angeles-YXU London

32h 55m2 stops Vancouver Intl Calgary

6:40 a.m. - 7:48 a.m.YXU London-LAX Los Angeles

28h 08m2 stops Calgary Las Vegas Harry Reid Intl

C$ 857Multiple Airlines

Thu, 29 Oct - Wed, 4 Nov

7:40 a.m. - 7:52 p.m.LAX Los Angeles-YXU London

9h 12m1 stop Toronto Pearson Intl

9:15 a.m. - 4:39 p.m.YXU London-LAX Los Angeles

10h 24m1 stop Toronto Pearson Intl

C$ 871Air Canada

Thu, 29 Oct - Wed, 4 Nov

7:40 a.m. - 7:52 p.m.LAX Los Angeles-YXU London

9h 12m1 stop Toronto Pearson Intl

9:15 a.m. - 9:39 p.m.YXU London-LAX Los Angeles

15h 24m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

C$ 884Air Canada

Sun, 15 Nov - Sun, 22 Nov

5:35 p.m. - 8:32 a.m.LAX Los Angeles-YXU London

11h 57m1 stop Toronto Pearson Intl

3:25 p.m. - 8:04 p.m.YXU London-LAX Los Angeles

7h 39m1 stop Toronto Pearson Intl

C$ 924Air Canada

Mon, 23 Nov - Mon, 30 Nov

12:34 p.m. - 5:35 a.m.LAX Los Angeles-YXU London

14h 01m2 stops San Francisco Calgary

6:40 a.m. - 4:10 p.m.YXU London-LAX Los Angeles

12h 30m1 stop Calgary

C$ 928Multiple Airlines

Thu, 29 Oct - Wed, 4 Nov

6:40 p.m. - 6:35 a.m.LAX Los Angeles-YXU London

32h 55m2 stops Vancouver Intl Calgary

6:40 a.m. - 5:45 p.m.YXU London-LAX Los Angeles

38h 05m3 stops Calgary Vancouver Intl Edmonton

C$ 938Multiple Airlines

Thu, 29 Oct - Wed, 4 Nov

6:40 p.m. - 6:35 a.m.LAX Los Angeles-YXU London

32h 55m2 stops Vancouver Intl Calgary

6:40 a.m. - 11:15 a.m.YXU London-LAX Los Angeles

31h 35m1 stop Calgary

C$ 945Multiple Airlines

Tue, 20 Oct - Sat, 24 Oct

6:05 p.m. - 5:20 a.m.LAX Los Angeles-YXU London

8h 15m1 stop Calgary

6:10 a.m. - 12:25 p.m.YXU London-LAX Los Angeles

9h 15m1 stop Calgary

C$ 962WestJet

Thu, 29 Oct - Wed, 4 Nov

7:35 p.m. - 6:35 a.m.LAX Los Angeles-YXU London

32h 00m3 stops Edmonton Vancouver Intl Calgary

6:40 a.m. - 4:55 p.m.YXU London-LAX Los Angeles

37h 15m3 stops Calgary Kelowna Vancouver Intl

C$ 972Multiple Airlines

Tue, 20 Oct - Sat, 24 Oct

6:05 p.m. - 5:20 a.m.LAX Los Angeles-YXU London

8h 15m1 stop Calgary

6:10 a.m. - 6:20 p.m.YXU London-LAX Los Angeles

15h 10m2 stops Calgary Edmonton

C$ 991WestJet

Useful Info

How does KAYAK find such low prices on flights from California to London?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from California to London.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from California to London?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London from California is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from California to London?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to London with an airline and back to California with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from California to London?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London from California up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.