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$375 Find Cheap Flights from California to Belfast

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Belfast departing on 11/16. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
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Cheapest flight

$375
Flight from San Francisco to Belfast Intl Airport

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.

See more FAQs

Prefer to fly non-stop from California to Belfast?

Find which airlines fly direct from California to Belfast, which days they fly and book direct flights.

Nonstop departures

California to Belfast

Monday

Aer Lingus, Air France, American Airlines, +16 more

Aer Lingus, Air France, +17 more

Tuesday

Aer Lingus, Air France, American Airlines, +15 more

Aer Lingus, Air France, +16 more

Wednesday

Aer Lingus, Air France, American Airlines, +16 more

Aer Lingus, Air France, +17 more

Thursday

Aer Lingus, Air France, American Airlines, +16 more

Aer Lingus, Air France, +17 more

Friday

Aer Lingus, Air France, American Airlines, +16 more

Aer Lingus, Air France, +17 more

Saturday

Aer Lingus, Air France, American Airlines, +15 more

Aer Lingus, Air France, +16 more

Sunday

Aer Lingus, Air France, American Airlines, +16 more

Aer Lingus, Air France, +17 more

See more direct flights

Nonstop returns

Belfast to California

Monday

Aer Lingus, Air France, American Airlines, +16 more

Aer Lingus, Air France, +17 more

Tuesday

Aer Lingus, Air France, American Airlines, +15 more

Aer Lingus, Air France, +16 more

Wednesday

Aer Lingus, Air France, American Airlines, +16 more

Aer Lingus, Air France, +17 more

Thursday

Aer Lingus, Air France, American Airlines, +16 more

Aer Lingus, Air France, +17 more

Friday

Aer Lingus, Air France, American Airlines, +16 more

Aer Lingus, Air France, +17 more

Saturday

Aer Lingus, Air France, American Airlines, +15 more

Aer Lingus, Air France, +16 more

Sunday

Aer Lingus, Air France, American Airlines, +16 more

Aer Lingus, Air France, +17 more

See more direct flights
See more direct flights

Book cheap flights from California to Belfast

Recent round-trip flight deals

2/22Sat
2 stopsBritish Airways
26h 21mSFO-BHD
3/7Fri
1 stopBritish Airways
16h 35mBHD-SFO
$640
2/22Sat
2 stopsBritish Airways
26h 21mSFO-BHD
3/7Fri
2 stopsBritish Airways
19h 46mBHD-SFO
$648
3/5Wed
1 stopFinnair
15h 20mLAX-BHD
3/12Wed
1 stopFinnair
17h 15mBHD-LAX
$653
12/7Sat
2 stopsIberia
29h 56mSFO-BHD
12/21Sat
1 stopIberia
31h 10mBHD-SFO
$658
2/7Fri
1 stopAmerican Airlines
15h 45mSFO-BHD
2/21Fri
1 stopAmerican Airlines
16h 35mBHD-SFO
$664
3/5Wed
2 stopsAmerican Airlines
16h 15mLAX-BHD
3/12Wed
1 stopAmerican Airlines
14h 40mBHD-LAX
$667
12/2Mon
1 stopDelta
19h 00mSFO-BHD
12/23Mon
2 stopsDelta
37h 28mBHD-SFO
$670
12/2Mon
1 stopDelta
19h 00mSFO-BHD
12/17Tue
2 stopsDelta
24h 45mBHD-SFO
$671
3/1Sat
1 stopFinnair
14h 45mLAX-BHD
3/15Sat
1 stopFinnair
19h 55mBHD-LAX
$747
11/23Sat
1 stopIberia
32h 30mLAX-BHD
11/30Sat
1 stopIberia
31h 40mBHD-LAX
$1,478

Search by stops

Search by airline

Search by price

Recent one-way flight deals

11/16Sat
3 stops
42h 00mSFO-BFS
$375
11/16Sat
2 stops
51h 36mSFO-BFS
$376
11/16Sat
3 stops
43h 35mSFO-BHD
$378
11/5Tue
3 stops
52h 20mLAX-BFS
$385
11/16Sat
2 stopsBritish Airways
27h 34mSFO-BHD
$399
11/17Sun
1 stopBritish Airways
17h 10mSFO-BHD
$409
11/5Tue
3 stops
51h 20mLAX-BHD
$411
11/16Sat
1 stopAmerican Airlines
15h 10mSFO-BHD
$424
11/5Tue
1 stopAmerican Airlines
15h 20mLAX-BHD
$497
11/4Mon
2 stopsIberia
33h 46mLAX-BHD
$645

Search by stops

Search by airline

Search by price

Last minute flights from California to Belfast

Last minute flight, train and bus deals

10/30Wed
multi-stopBritish Airways
15h 10mLAX-BHD
11/3Sun
multi-stopBritish Airways
16h 00mBHD-LAX
$998
10/30Wed
multi-stopDelta
25h 06mLAX-BHD
11/3Sun
multi-stopDelta
22h 19mBHD-LAX
$1,048
10/30Wed
multi-stopVirgin Atlantic
19h 05mLAX-BHD
11/3Sun
multi-stopVirgin Atlantic
16h 55mBHD-LAX
$1,327
10/30Wed
multi-stopIberia
20h 20mONT-BHD
11/6Wed
multi-stopIberia
21h 04mBHD-ONT
$3,694

Search by stops

Search by airline

Search by price

Everything you need to know for your flight to Belfast

Cabin class types available on flights to California

Cabin classes available on flights to Belfast. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.