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$582+ Cheap flights from Belfast Intl (BFS) 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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — LAX
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Belfast Intl to California

Keep the following information in mind while searching for Belfast Intl to California flight deals. Data was last updated October 30, 2025.

Round-trip from

$1,302
(Mytrip)

One-way from

$582
(Kiwi.com)

Popular in

February

Cheapest in

January

Average price

$646
From Belfast Intl to California
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One-way flight from Belfast Intl to California
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Highest demand for flights based on searches. 4% potential increase in price ($34 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($31 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Belfast Intl to California

Cheapest flights from Belfast Intl to California
Explore the most affordable flight options available from Belfast Intl to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Tue 11/45:30 pmBFS - SFO
1 stop34h 40mMultiple Airlines
Mon 11/107:55 pmSFO - BFS
1 stop17h 45mMultiple Airlines
Deal found 10/29$834
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Thu 11/66:15 amBFS - SFO
2 stops45h 55mMultiple Airlines
Sun 11/94:30 pmSFO - BFS
1 stop17h 55mMultiple Airlines
Deal found 10/29$983
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Tue 11/45:30 pmBFS - SFO
1 stop34h 40mMultiple Airlines
Sun 11/94:40 pmSFO - BFS
2 stops20h 50mMultiple Airlines
Deal found 10/29$984
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Thu 11/69:00 pmBFS - SFO
2 stops31h 10mMultiple Airlines
Mon 11/107:55 pmSFO - BFS
1 stop17h 45mMultiple Airlines
Deal found 10/29$985
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 11/57:15 amBFS - SFO
2 stops20h 55mMultiple Airlines
Mon 11/107:55 pmSFO - BFS
1 stop17h 45mMultiple Airlines
Deal found 10/29$1,077
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 11/57:55 amBFS - SFO
2 stops20h 15mMultiple Airlines
Sun 11/94:30 pmSFO - BFS
1 stop17h 55mMultiple Airlines
Deal found 10/29$1,093
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Sun 11/25:30 amBFS - SFO
1 stop21h 40mMultiple Airlines
Mon 11/107:55 pmSFO - BFS
2 stops28h 25mMultiple Airlines
Deal found 10/29$1,113
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Sun 11/25:30 amBFS - SFO
1 stop21h 40mMultiple Airlines
Sun 11/94:40 pmSFO - BFS
2 stops20h 50mMultiple Airlines
Deal found 10/29$1,170
This Mytrip deal was found by Cheapflights users on 10/30. 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 12/146:30 amBFS - LAX
2 stops23h 33mMultiple Airlines
Sun 12/213:25 pmLAX - BFS
2 stops21h 50mMultiple Airlines
Deal found 10/30$1,302

Cheapflights Fare Finder

 
Customize your flight search to find flights from Belfast Intl 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 October 30, 2025.
Use the filters below to find and compare flights from Belfast Intl Airport to California that are best for you.

Fly from

Belfast Intl

Fly to

California

Route

Depart

Return

Price

BelfastLos Angeles

BFS - LAX

BFSLAX

Belfast Intl

Sun 12/14

6:30 am-10:03 pm

2 stops23h 33m

Los Angeles

Sun 12/21

3:25 pm-9:15 pm

2 stops21h 50m

$1,302

BelfastLos Angeles

BFS - LAX

BFSLAX

Belfast Intl

Sat 11/15

11:10 pm-2:32 pm

3 stops47h 22m

$582

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Best time to book a flight from Belfast Intl to California

Have a flexible travel schedule? Discover the best time to fly to California from Belfast Intl 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 Intl Airport to California

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

Currently, March is the cheapest month in which you can book a flight from Belfast Intl Airport to California (average of $502). Flying from Belfast Intl Airport to California in December is currently the most expensive (average of $808). 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 Intl to California. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    The most popular flight routes from Belfast Intl Airport to California are Belfast Intl - Los Angeles, Belfast Intl - Las Vegas Harry Reid Intl and Belfast Intl - San Francisco.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Belfast Intl 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 Intl Airport to California?

    Currently, March is the cheapest month in which you can book a flight from Belfast Intl Airport to California (average of $502). Flying from Belfast Intl Airport to California in December is currently the most expensive (average of $808). 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.

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