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 round-trip 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>

$283 CHEAP FLIGHTS from California to Belfast

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

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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 round-trip 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

Last minute

Recent round-trip flight deals from California to Belfast

Mon, Nov 17 - Wed, Dec 3

5:30 pm - 6:35 pmSFO-BHD

17h 05m1 stop

5:40 pm - 3:00 pmBHD-SFO

29h 20m1 stop

$634British Airways

Find Deal

Mon, Nov 17 - Wed, Dec 3

9:51 am - 9:00 pmSFO-BHD

27h 09m2 stops

6:30 am - 10:35 amBHD-SFO

36h 05m2 stops

$638Virgin Atlantic

Find Deal

Wed, Nov 12 - Wed, Nov 19

8:00 am - 10:15 amSFO-BHD

18h 15m2 stops

9:15 am - 3:00 pmBHD-SFO

13h 45m1 stop

$640Multiple Airlines

Find Deal

Wed, Nov 12 - Wed, Nov 19

8:00 am - 10:15 amSFO-BHD

18h 15m2 stops

9:15 am - 8:34 pmBHD-SFO

19h 19m2 stops

$648American Airlines

Find Deal

Wed, Nov 12 - Wed, Nov 19

1:55 pm - 4:50 pmSFO-BHD

18h 55m1 stop

6:30 am - 11:50 amBHD-SFO

13h 20m1 stop

$655Multiple Airlines

Find Deal

Tue, Dec 2 - Thu, Dec 11

5:45 pm - 4:45 pmLAX-BHD

15h 00m1 stop

10:40 am - 8:25 pmBHD-LAX

17h 45m1 stop

$663American Airlines

Find Deal

Mon, Nov 17 - Sun, Nov 23

1:55 pm - 4:50 pmSFO-BHD

18h 55m1 stop

6:30 am - 11:50 amBHD-SFO

13h 20m1 stop

$684KLM

Find Deal

Thu, Nov 13 - Tue, Nov 18

1:55 pm - 4:50 pmSFO-BHD

18h 55m1 stop

6:30 am - 11:50 amBHD-SFO

13h 20m1 stop

$685KLM

Find Deal

Wed, Dec 3 - Sun, Dec 7

10:30 am - 9:00 pmSFO-BHD

26h 30m2 stops

6:30 am - 11:50 amBHD-SFO

13h 20m1 stop

$690Delta

Find Deal

Thu, Feb 26 - Mon, Mar 2

7:05 am - 4:50 pmLAS-BHD

25h 45m2 stops

5:20 pm - 4:17 pmBHD-LAS

30h 57m2 stops

$733Delta

Find Deal

Cheapest round-trip

$634

Overall average: $1,239

British Airways

Mon 11/17Wed 12/3

SFO - BHD • 1 stop

Cheapest one-way

$283

Multiple Airlines

Thu 11/13

SFO - BFS • 2 stops

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Belfast!

Useful Info

Cheapest flight	$283

Flight from San Francisco to Belfast Intl Airport

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 round-trip 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

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.

$283 Find Cheap Flights from California to Belfast

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

Cheap Flights from California to Belfast

Recent round-trip flight deals from California to Belfast

Recent one-way flight deals from California to Belfast

Recent last minute flight deals from California to Belfast

Everything you should know

Good to know

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 round-trip 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 rental

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