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$ 287 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

Last minute

Recent round-trip flight deals from California to London

Mon, 2 Nov - Fri, 6 Nov

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

9h 12m1 stop Toronto Pearson Intl

3:25 p.m. - 9:34 p.m.YXU London-LAX Los Angeles

9h 09m1 stop Toronto Pearson Intl

C$ 727Air Canada

Sun, 15 Nov - Sun, 22 Nov

6:00 a.m. - 8:27 p.m.LAX Los Angeles-YXU London

11h 27m2 stops San Francisco Toronto Pearson Intl

3:25 p.m. - 9:34 p.m.YXU London-LAX Los Angeles

9h 09m1 stop Toronto Pearson Intl

C$ 1,053United Airlines

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$ 1,073United Airlines

Sun, 15 Nov - Sun, 22 Nov

6:00 a.m. - 8:27 p.m.LAX Los Angeles-YXU London

11h 27m2 stops San Francisco Toronto Pearson Intl

3:25 p.m. - 8:38 a.m.YXU London-LAX Los Angeles

20h 13m2 stops Toronto Pearson Intl San Francisco

C$ 1,074United Airlines

Recent last minute flight deals from California to London

Tue, 20 Oct - Sat, 24 Oct

5:05 p.m. - 8:25 a.m.LAX Los Angeles-YXU London

12h 20m2 stops Vancouver Intl Toronto Pearson Intl

3:30 p.m. - 8:55 p.m.YXU London-LAX Los Angeles

8h 25m1 stop Toronto Pearson Intl

C$ 2,167Air Canada

Tue, 20 Oct - Sat, 24 Oct

5:05 p.m. - 8:25 a.m.LAX Los Angeles-YXU London

12h 20m2 stops Vancouver Intl Toronto Pearson Intl

9:05 a.m. - 4:32 p.m.YXU London-LAX Los Angeles

10h 27m2 stops Toronto Pearson Intl Chicago O'Hare Intl

C$ 2,189Air Canada

Tue, 20 Oct - Sat, 24 Oct

5:05 p.m. - 8:25 a.m.LAX Los Angeles-YXU London

12h 20m2 stops Vancouver Intl Toronto Pearson Intl

3:30 p.m. - 8:55 p.m.YXU London-LAX Los Angeles

8h 25m1 stop Toronto Pearson Intl

C$ 2,304Air Canada

Tue, 20 Oct - Sat, 24 Oct

10:35 p.m. - 8:25 a.m.LAX Los Angeles-YXU London

6h 50m1 stop Toronto Pearson Intl

3:30 p.m. - 8:55 p.m.YXU London-LAX Los Angeles

8h 25m1 stop Toronto Pearson Intl

C$ 2,307Air Canada

Tue, 20 Oct - Sat, 24 Oct

5:05 p.m. - 8:25 a.m.LAX Los Angeles-YXU London

12h 20m2 stops Vancouver Intl Toronto Pearson Intl

9:05 a.m. - 6:27 p.m.YXU London-LAX Los Angeles

12h 22m2 stops Toronto Pearson Intl Chicago O'Hare Intl

C$ 2,325Air Canada

Tue, 20 Oct - Sat, 24 Oct

5:05 p.m. - 8:25 a.m.LAX Los Angeles-YXU London

12h 20m2 stops Vancouver Intl Toronto Pearson Intl

3:30 p.m. - 8:55 p.m.YXU London-LAX Los Angeles

8h 25m1 stop Toronto Pearson Intl

C$ 2,331Air Canada

Tue, 20 Oct - Sat, 24 Oct

2:00 p.m. - 5:20 a.m.LAX Los Angeles-YXU London

12h 20m2 stops Seattle/Tacoma Intl Calgary

6:10 a.m. - 2:05 p.m.YXU London-LAX Los Angeles

10h 55m1 stop Calgary

C$ 2,351WestJet

Tue, 20 Oct - Sat, 24 Oct

5:05 p.m. - 8:25 a.m.LAX Los Angeles-YXU London

12h 20m2 stops Vancouver Intl Toronto Pearson Intl

9:05 a.m. - 6:27 p.m.YXU London-LAX Los Angeles

12h 22m2 stops Toronto Pearson Intl Chicago O'Hare Intl

C$ 2,353Air Canada

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. - 2:05 p.m.YXU London-LAX Los Angeles

10h 55m1 stop Calgary

C$ 2,363WestJet

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. - 2:05 p.m.YXU London-LAX Los Angeles

10h 55m1 stop Calgary

C$ 2,366WestJet

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.