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Belfast Intl

$280+ Cheap flights from California to Belfast Intl (BFS)

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 10/14. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BFS
oct. 15 — oct. 221
mié. 10/15
mié. 10/22
1 adult, Economy
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Cheap flight deals from California to Belfast Intl

Keep the following information in mind while searching for California to Belfast Intl flight deals. Data was last updated septiembre 15, 2025.

Round-trip from

$825
(Mytrip)

One-way from

$280
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$923
From California to Belfast Intl
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One-way flight from California to Belfast Intl
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Highest demand for flights based on searches. 18% potential increase in price ($216 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from California to Belfast Intl

Cheapest flights from California to Belfast Intl
Explore the most affordable flight options available from California to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 15, 2025.

This Mytrip deal was found by Cheapflights users on 9/13. 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.
mar. 10/288:35 pmLAS - BFS
2 stops16h 20mMultiple Airlines
mar. 11/48:35 amBFS - LAS
2 stops17h 15mMultiple Airlines
Deal found 9/13$822
This Mytrip deal was found by Cheapflights users on 9/15. 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.
jue. 10/308:10 pmLAX - BFS
2 stops19h 10mMultiple Airlines
jue. 11/62:25 pmBFS - LAX
2 stops34h 10mMultiple Airlines
Deal found 9/15$825
This Mytrip deal was found by Cheapflights users on 9/14. 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.
vie. 11/217:00 amLAX - BFS
3 stops31h 00mMultiple Airlines
dom. 11/3010:45 pmBFS - LAX
2 stops27h 45mMultiple Airlines
Deal found 9/14$842
This Mytrip deal was found by Cheapflights users on 9/15. 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.
jue. 10/308:25 pmSFO - BFS
2 stops18h 55mMultiple Airlines
jue. 11/62:25 pmBFS - SFO
2 stops34h 05mMultiple Airlines
Deal found 9/15$844
This Mytrip deal was found by Cheapflights users on 9/15. 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.
jue. 10/309:00 amLAS - BFS
3 stops28h 25mMultiple Airlines
jue. 11/64:50 pmBFS - LAS
3 stops37h 45mMultiple Airlines
Deal found 9/15$900
This Mytrip deal was found by Cheapflights users on 9/14. 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.
mié. 10/292:45 pmLAS - BFS
2 stops18h 30mMultiple Airlines
mié. 11/56:30 amBFS - LAS
3 stops44h 18mMultiple Airlines
Deal found 9/14$1,005
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/187:30 pmLAX - BFS
2 stops18h 50mMultiple Airlines
vie. 12/265:30 pmBFS - LAX
1 stop28h 30mMultiple Airlines
Deal found 9/15$1,576
This Mytrip deal was found by Cheapflights users on 9/14. 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.
sáb. 9/276:35 amSJC - BFS
3 stops31h 50mMultiple Airlines
mar. 9/307:30 amBFS - SJC
2 stops23h 13mMultiple Airlines
Deal found 9/14$1,616
This Mytrip deal was found by Cheapflights users on 9/14. 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.
dom. 9/286:35 amSJC - BFS
3 stops29h 45mMultiple Airlines
mié. 10/13:25 pmBFS - SJC
3 stops35h 48mMultiple Airlines
Deal found 9/14$3,444
This Mytrip deal was found by Cheapflights users on 9/13. 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.
vie. 9/266:35 amSJC - BFS
3 stops31h 45mMultiple Airlines
lun. 9/297:15 amBFS - SJC
3 stops19h 58mMultiple Airlines
Deal found 9/13$3,577

Cheapflights Fare Finder

 
Customize your flight search to find flights from California to Belfast Intl 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 septiembre 15, 2025.
Use the filters below to find and compare flights from California to Belfast Intl Airport that are best for you.

Fly from

California

Fly to

Belfast Intl

Route

Depart

Return

Price

Las VegasBelfast

LAS - BFS

LASBFS

Las Vegas Harry Reid Intl

mar. 10/28

8:35 pm-7:55 pm

2 stops16h 20m

Belfast Intl

mar. 11/4

8:35 am-5:50 pm

2 stops17h 15m

$822

Los AngelesBelfast

LAX - BFS

LAXBFS

Los Angeles

jue. 10/30

8:10 pm-10:20 pm

2 stops19h 10m

Belfast Intl

jue. 11/6

2:25 pm-4:35 pm

2 stops34h 10m

$825

Los AngelesBelfast

LAX - BFS

LAXBFS

Los Angeles

vie. 11/21

7:00 am-10:00 pm

3 stops31h 00m

Belfast Intl

dom. 11/30

10:45 pm-6:30 pm

2 stops27h 45m

$842

San FranciscoBelfast

SFO - BFS

SFOBFS

San Francisco

jue. 10/30

8:25 pm-10:20 pm

2 stops18h 55m

Belfast Intl

jue. 11/6

2:25 pm-4:30 pm

2 stops34h 05m

$844

Las VegasBelfast

LAS - BFS

LASBFS

Las Vegas Harry Reid Intl

jue. 10/30

9:00 am-8:25 pm

3 stops28h 25m

Belfast Intl

jue. 11/6

4:50 pm-10:35 pm

3 stops37h 45m

$900

Las VegasBelfast

LAS - BFS

LASBFS

Las Vegas Harry Reid Intl

mié. 10/29

2:45 pm-4:15 pm

2 stops18h 30m

Belfast Intl

mié. 11/5

6:30 am-6:48 pm

3 stops44h 18m

$1,005

Los AngelesBelfast

LAX - BFS

LAXBFS

Los Angeles

vie. 1/23

3:00 pm-2:40 pm

2 stops39h 40m

Belfast Intl

mar. 2/3

6:25 am-6:30 pm

2 stops44h 05m

$1,095

Los AngelesBelfast

LAX - BFS

LAXBFS

Los Angeles

jue. 12/18

7:30 pm-10:20 pm

2 stops18h 50m

Belfast Intl

vie. 12/26

5:30 pm-2:00 pm

1 stop28h 30m

$1,576

San JoseBelfast

SJC - BFS

SJCBFS

San Jose

sáb. 9/27

6:35 am-10:25 pm

3 stops31h 50m

Belfast Intl

mar. 9/30

7:30 am-10:43 pm

2 stops23h 13m

$1,616

San JoseBelfast

SJC - BFS

SJCBFS

San Jose

dom. 9/28

6:35 am-8:20 pm

3 stops29h 45m

Belfast Intl

mié. 10/1

3:25 pm-7:13 pm

3 stops35h 48m

$3,444

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 15 results
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Best time to book a flight from California to Belfast Intl

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

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

Currently, February is the cheapest month in which you can book a flight from California to Belfast Intl Airport (average of $657). Flying from California to Belfast Intl Airport in June is currently the most expensive (average of $1,189). 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.

What is the cheapest time of day to fly from CA to BFS?

Find hourly flight availability from California to Belfast Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 15, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from California to Belfast Intl Airport as you normally would.

Related info for your journey

Find useful and relevant information for your journey from California to Belfast Intl. 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 California to Belfast Intl Airport?

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

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from California to Belfast Intl Airport (average of $657). Flying from California to Belfast Intl Airport in June is currently the most expensive (average of $1,189). 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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Alternative routes for California to Belfast Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from California to Belfast Intl

Discover the top 2 airlines that operate flights from California to Belfast Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$588Average$816FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$635Average$845FlexibilityNo cancel feeOn-time71%

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