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

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 Belfast. Visit our flight page for the latest deals!>/a>

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Belfast from California is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

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

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Belfast with an airline and back to California with another airline. Visit our flight page for the latest deals!>/a>

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

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 Belfast from California up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

£380 CHEAP FLIGHTS from California to Belfast

KAYAK searches hundreds of travel sites at once for deals on flights to Belfast

...and more

Travellers love KAYAK

41.299.237 searches in the past 7 days on KAYAK

Save 26% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest return fare

£450

British Airways

Fri 23/1Tue 3/2

LAX - BHD • 1 stop

Cheapest one-way flight

£380

Multiple Airlines

Sat 16/5

SJC - BFS • 3 stops

Start a new search

KAYAK searches hundreds of sites at once to find you the best travel deals.

We hope you love your trip to Belfast!

Flight Deals

Cheap Flights from California to Belfast

Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from California to Belfast that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

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

Round-trip

One-way

Recent return flight deals from California to Belfast

Fri, 23 Jan - Tue, 3 Feb

15:30 - 17:15

LAX

BHD

17h 45m1 stop

06:35 - 13:30

BHD

LAX

14h 55m1 stop

£450British Airways

Fri, 23 Jan - Tue, 3 Feb

16:45 - 17:15

LAX

BHD

16h 30m2 stops

06:35 - 15:50

BHD

LAX

17h 15m1 stop

£462British Airways

Fri, 23 Jan - Tue, 3 Feb

23:05 - 11:10

LAX

BHD

28h 05m2 stops

11:25 - 22:45

BHD

LAX

19h 20m2 stops

£465British Airways

Wed, 11 Feb - Sun, 15 Feb

15:30 - 14:15

LAX

BHD

14h 45m1 stop

12:10 - 18:30

BHD

LAX

14h 20m1 stop

£466British Airways

Tue, 19 May - Thu, 18 Jun

16:35 - 15:20

SFO

BHD

14h 45m1 stop

06:35 - 13:50

BHD

SFO

15h 15m1 stop

£503British Airways

Wed, 11 Feb - Sun, 15 Feb

17:30 - 16:35

SFO

BHD

15h 05m1 stop

09:10 - 18:45

BHD

SFO

17h 35m1 stop

£508British Airways

Sat, 24 Jan - Sat, 31 Jan

22:45 - 16:50

SJC

BHD

34h 05m2 stops

17:20 - 21:28

BHD

SJC

36h 08m2 stops

£530KLM

Wed, 11 Mar - Wed, 18 Mar

14:00 - 14:15

LAX

BHD

17h 15m2 stops

06:35 - 14:30

BHD

LAX

14h 55m1 stop

£591Multiple Airlines

Sat, 24 Jan - Sat, 31 Jan

08:30 - 23:50

LAX

BFS

31h 20m3 stops

08:10 - 17:05

BFS

LAX

40h 55m3 stops

£621Multiple Airlines

Tue, 19 May - Thu, 18 Jun

19:30 - 17:30

SFO

BHD

14h 00m1 stop

06:35 - 13:50

BHD

SFO

15h 15m1 stop

£703American Airlines

Useful Info

How does KAYAK find such low prices on flights from California to Belfast?
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 Belfast.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from California to Belfast?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Belfast 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 Belfast?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Belfast 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 Belfast?
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 Belfast from California up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Belfast

Cabin class

Complete your trip

Direct flights

Flights to other cities

Origins

Other airports

Return flight deals

Cabin class types available on flights to California

First Class flights to Belfast

Business Class flights to Belfast

Prem Econ Class flights to Belfast

Economy class flights to Belfast

£380 Find Cheap Flights from California to Belfast

KAYAK searches hundreds of travel sites at once for deals on flights to Belfast

Everything you should know

Cheap Flights from California to Belfast

Recent return flight deals from California to Belfast

Recent one-way flight deals from California to Belfast

FAQs for booking flights from California to Belfast

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

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 Belfast.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Belfast 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 Belfast?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Belfast 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 Belfast?

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 Belfast from California up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Belfast

Cabin class types available on flights to California

Complete your trip to Belfast with a hotel stay or car hire

Find direct flights for Belfast

Flights to other popular destinations

Flights from domestic origins to Belfast

Choose which airport to fly into in Belfast

Find deals for your return flight