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$506+ Cheap flights from Belfast to California

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — LAX
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Belfast to California

Best flights from Belfast to California
Discover carefully curated flight deals from Belfast to California that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

This TravelUp deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/1412:25 pmBHD - SFO
1 stop14h 20mBritish Airways
Wed 1/217:30 amSFO - BHD
2 stops17h 40mBritish Airways
Deal found 12/17$668
This ChecknFly deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/146:35 amBHD - SFO
2 stops20h 37mFinnair
Wed 1/2110:11 amSFO - BHD
2 stops20h 04mFinnair
Deal found 12/17$673
This Mytrip deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/292:45 pmBFS - SFO
2 stops31h 50mMultiple Airlines
Thu 2/54:40 pmSFO - BFS
2 stops21h 20mMultiple Airlines
Deal found 12/15$713
This American Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/236:35 amBHD - SNA
2 stops19h 20mAmerican Airlines
Wed 5/61:40 pmSNA - BHD
2 stops15h 50mAmerican Airlines
Deal found 12/16$858
This British Airways deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/299:05 amBHD - LAX
1 stop17h 25mBritish Airways
Mon 2/29:00 pmLAX - BHD
1 stop13h 35mBritish Airways
Deal found 12/17$700
This Mytrip deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/306:00 pmBFS - LAX
3 stops31h 00mMultiple Airlines
Fri 2/67:30 pmLAX - BFS
2 stops18h 30mMultiple Airlines
Deal found 12/16$733
This British Airways deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/66:45 amBHD - ONT
2 stops23h 19mBritish Airways
Tue 3/106:00 amONT - BHD
2 stops22h 30mBritish Airways
Deal found 12/16$707
This KAYAK deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2210:00 amBHD - LAX
1 stop16h 25mMultiple Airlines
Tue 5/54:25 pmLAX - BHD
1 stop16h 00mMultiple Airlines
Deal found 12/16$744
This British Airways deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/299:05 amBHD - ONT
2 stops21h 08mBritish Airways
Mon 2/26:00 amONT - BHD
2 stops24h 15mBritish Airways
Deal found 12/16$707
This British Airways deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/2911:05 amBHD - SNA
2 stops19h 51mBritish Airways
Mon 2/212:52 pmSNA - BHD
2 stops17h 23mBritish Airways
Deal found 12/16$707
This KAYAK deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2210:00 amBHD - LAX
1 stop16h 25mMultiple Airlines
Thu 5/78:55 pmLAX - BHD
1 stop13h 50mMultiple Airlines
Deal found 12/16$784
This KAYAK deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/226:50 amBHD - LAX
1 stop19h 35mMultiple Airlines
Wed 5/63:45 pmLAX - BHD
1 stop13h 45mMultiple Airlines
Deal found 12/16$784
This British Airways deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/226:50 amBHD - LAX
1 stop21h 25mBritish Airways
Thu 5/75:05 pmLAX - BHD
1 stop17h 40mBritish Airways
Deal found 12/16$714
This KAYAK deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/236:35 amBHD - SNA
2 stops19h 22mMultiple Airlines
Wed 5/65:05 pmSNA - BHD
2 stops18h 45mMultiple Airlines
Deal found 12/16$785
This British Airways deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/226:50 amBHD - LAX
1 stop21h 25mBritish Airways
Tue 5/54:25 pmLAX - BHD
1 stop16h 00mBritish Airways
Deal found 12/16$714
This British Airways deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/226:50 amBHD - LAX
1 stop21h 25mBritish Airways
Wed 5/68:55 pmLAX - BHD
1 stop15h 50mBritish Airways
Deal found 12/16$714
This Mytrip deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/238:20 amBFS - LAX
3 stops33h 59mMultiple Airlines
Wed 5/68:15 pmLAX - BFS
2 stops18h 55mMultiple Airlines
Deal found 12/16$836
This British Airways deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/226:50 amBHD - SNA
2 stops21h 22mBritish Airways
Tue 5/58:42 amSNA - BHD
2 stops22h 38mBritish Airways
Deal found 12/16$718
This Mytrip deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/152:25 pmBFS - LAX
2 stops34h 10mMultiple Airlines
Thu 1/227:10 pmLAX - BFS
2 stops19h 10mMultiple Airlines
Deal found 12/17$853
This British Airways deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2210:00 amBHD - SNA
2 stops20h 08mBritish Airways
Thu 5/75:05 pmSNA - BHD
2 stops17h 40mBritish Airways
Deal found 12/16$718
This Mytrip deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/156:30 amBFS - LAX
3 stops38h 03mMultiple Airlines
Sun 1/183:00 pmLAX - BFS
3 stops22h 55mMultiple Airlines
Deal found 12/15$861
This TravelUp deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/316:35 amBHD - SNA
2 stops23h 26mBritish Airways
Sat 2/73:15 pmSNA - BHD
2 stops17h 30mBritish Airways
Deal found 12/17$721
This KAYAK deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2312:40 pmBHD - SNA
2 stops17h 07mMultiple Airlines
Thu 5/75:05 pmSNA - BHD
2 stops17h 40mMultiple Airlines
Deal found 12/16$872
This British Airways deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/226:50 amBHD - SNA
2 stops19h 07mBritish Airways
Wed 5/65:05 pmSNA - BHD
2 stops17h 35mBritish Airways
Deal found 12/16$728
This KAYAK deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2312:40 pmBHD - SNA
2 stops17h 07mMultiple Airlines
Tue 5/55:05 pmSNA - BHD
2 stops17h 50mMultiple Airlines
Deal found 12/16$891
This British Airways deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/249:30 amBHD - LAX
1 stop16h 55mBritish Airways
Wed 5/68:55 pmLAX - BHD
1 stop13h 45mBritish Airways
Deal found 12/16$739
This British Airways deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/246:35 amBHD - LAX
1 stop16h 20mBritish Airways
Thu 5/75:05 pmLAX - BHD
1 stop17h 40mBritish Airways
Deal found 12/16$739
This Mytrip deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/88:45 pmBFS - LAX
2 stops27h 50mMultiple Airlines
Fri 2/138:15 pmLAX - BFS
2 stops17h 45mMultiple Airlines
Deal found 12/15$907
This British Airways deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/246:35 amBHD - LAX
1 stop15h 10mBritish Airways
Tue 5/53:45 pmLAX - BHD
1 stop15h 35mBritish Airways
Deal found 12/16$739
This Kiwi.com deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/146:00 amBFS - SFO
2 stops38h 12mMultiple Airlines
Wed 1/214:30 pmSFO - BFS
1 stop17h 30mMultiple Airlines
Deal found 12/17$929

Find flight deals from Belfast to California

Keep the following information in mind while searching for Belfast to California flight deals. Data was last updated December 18, 2025.

Round-trip from

$668
(TravelUp)

One-way from

$506
(Kiwi.com)

Popular in

December

Cheapest in

June

Average price

$1,192
From Belfast to California
Search Deals
One-way flight from Belfast to California
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($139 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Belfast to California that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Belfast to California that are best for you.

Fly from

Belfast

Fly to

California

Route

Depart

Return

Price

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Wed 1/14

12:25 pm-6:45 pm

1 stop14h 20m

San Francisco

Wed 1/21

7:30 am-9:10 am

2 stops17h 40m

$668

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Wed 1/14

6:35 am-7:12 pm

2 stops20h 37m

San Francisco

Wed 1/21

10:11 am-2:15 pm

2 stops20h 04m

$673

BelfastLos Angeles

BHD - LAX

BHDLAX

Belfast City

Thu 1/29

9:05 am-6:30 pm

1 stop17h 25m

Los Angeles

Mon 2/2

9:00 pm-6:35 pm

1 stop13h 35m

$700

BelfastOntario

BHD - ONT

BHDONT

Belfast City

Fri 3/6

6:45 am-10:04 pm

2 stops23h 19m

Ontario

Tue 3/10

6:00 am-11:30 am

2 stops22h 30m

$707

BelfastOntario

BHD - ONT

BHDONT

Belfast City

Thu 1/29

9:05 am-10:13 pm

2 stops21h 08m

Ontario

Mon 2/2

6:00 am-2:15 pm

2 stops24h 15m

$707

BelfastSanta Ana

BHD - SNA

BHDSNA

Belfast City

Thu 1/29

11:05 am-10:56 pm

2 stops19h 51m

Santa Ana J. Wayne/Orange Cnty

Mon 2/2

12:52 pm-2:15 pm

2 stops17h 23m

$707

BelfastSan Francisco

BFS - SFO

BFSSFO

Belfast Intl

Thu 1/29

2:45 pm-2:35 pm

2 stops31h 50m

San Francisco

Thu 2/5

4:40 pm-10:00 pm

2 stops21h 20m

$713

BelfastLos Angeles

BHD - LAX

BHDLAX

Belfast City

Wed 4/22

6:50 am-8:15 pm

1 stop21h 25m

Los Angeles

Thu 5/7

5:05 pm-6:45 pm

1 stop17h 40m

$714

BelfastLos Angeles

BHD - LAX

BHDLAX

Belfast City

Wed 4/22

6:50 am-8:15 pm

1 stop21h 25m

Los Angeles

Tue 5/5

4:25 pm-4:25 pm

1 stop16h 00m

$714

BelfastLos Angeles

BHD - LAX

BHDLAX

Belfast City

Wed 4/22

6:50 am-8:15 pm

1 stop21h 25m

Los Angeles

Wed 5/6

8:55 pm-8:45 pm

1 stop15h 50m

$714

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 46 results
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Best time to book a flight from Belfast to California

Have a flexible travel schedule? Discover the best time to fly to California from Belfast with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Belfast to California

What is the cheapest month to book a flight from Belfast to California?

Currently, November is the cheapest month in which you can book a flight from Belfast to California (average of $477). Flying from Belfast to California in December is currently the most expensive (average of $678). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Belfast to California. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Belfast to California?

    Airlines like British Airways and Finnair fly from Belfast to California in about 14h 20m. The time it takes to get you to your destination can typically vary by up to 6h 17m. Airlines will cover a distance of 5038 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Belfast to California?

    While some choose either Belfast Intl - Los Angeles or Belfast City - Las Vegas Harry Reid Intl, Belfast Intl - Las Vegas Harry Reid Intl is the most popular route from Belfast to California.

  • Can I find deals for flights from Belfast to California that include hotel bookings?

    Yes. In addition to deals on Belfast to California flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Belfast to California?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Belfast to California.

  • Can I find deals for business class flights from Belfast to California?

    Yes. Cheapflights offers flight deals from Belfast to California by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Belfast to California?

    Currently, November is the cheapest month in which you can book a flight from Belfast to California (average of $477). Flying from Belfast to California in December is currently the most expensive (average of $678). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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