$235+ 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 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BFS
ago. 5 — ago. 121
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from California to Belfast Intl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.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 julio 31, 2025.
Round-trip from | $543 (Norse) |
|---|---|
One-way from | $235 (Connections by easyJet) |
Popular in | June |
Cheapest in | September |
Average price | $973 |
Find flight deals from California to Belfast Intl
Cheapest flights from California to Belfast IntlExplore 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 julio 31, 2025.
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 julio 31, 2025.
This Trip.com deal was found by Cheapflights users on 7/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/214:30 pmLAX - BFS
1 stop19h 50mMultiple Airlines
mar. 9/308:55 pmBFS - LAX
1 stop25h 15mMultiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$524
This Trip.com deal was found by Cheapflights users on 7/31. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/214:05 pmSFO - BFS
1 stop22h 20mMultiple Airlines
lun. 10/67:00 amBFS - SFO
1 stop20h 30mMultiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$655
This Mytrip deal was found by Cheapflights users on 7/30. 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.
dom. 9/145:05 pmLAS - BFS
3 stops21h 20mMultiple Airlines
dom. 9/218:25 pmBFS - LAS
2 stops34h 01mMultiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$962
This Mytrip deal was found by Cheapflights users on 7/30. 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.
sáb. 9/136:35 amSJC - BFS
3 stops31h 50mMultiple Airlines
sáb. 9/206:00 amBFS - SJC
3 stops24h 43mMultiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$1,926
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 julio 31, 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
Los AngelesBelfast
LAX - BFS
LAXBFS
Los Angeles
dom. 9/21
4:30 pm-8:20 pm
1 stop19h 50m
Belfast Intl
mar. 9/30
8:55 pm-2:10 pm
1 stop25h 15m
$524
San FranciscoBelfast
SFO - BFS
SFOBFS
San Francisco
dom. 9/21
4:05 pm-10:25 pm
1 stop22h 20m
Belfast Intl
lun. 10/6
7:00 am-7:30 pm
1 stop20h 30m
$655
Las VegasBelfast
LAS - BFS
LASBFS
Las Vegas Harry Reid Intl
dom. 9/14
5:05 pm-10:25 pm
3 stops21h 20m
Belfast Intl
dom. 9/21
8:25 pm-10:26 pm
2 stops34h 01m
$962
San JoseBelfast
SJC - BFS
SJCBFS
San Jose
sáb. 9/13
6:35 am-10:25 pm
3 stops31h 50m
Belfast Intl
sáb. 9/20
6:00 am-10:43 pm
3 stops24h 43m
$1,926
Los AngelesBelfast
LAX - BFS
LAXBFS
Los Angeles
mié. 9/17
4:30 pm-7:50 am
1 stop31h 20m
$235
San FranciscoBelfast
SFO - BFS
SFOBFS
San Francisco
jue. 8/14
10:07 pm-8:00 am
2 stops49h 53m
$384
OaklandBelfast
OAK - BFS
OAKBFS
Oakland
jue. 8/14
6:00 am-8:35 pm
3 stops30h 35m
$576
San JoseBelfast
SJC - BFS
SJCBFS
San Jose
jue. 8/14
6:00 am-8:35 pm
3 stops30h 35m
$596
Long BeachBelfast
LGB - BFS
LGBBFS
Long Beach Municipal
vie. 8/15
8:45 am-6:00 pm
3 stops49h 15m
$1,413
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 julio 31, 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.
How much does it cost to fly round-trip from California to Belfast Intl Airport?
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for California to Belfast Intl
See prices for flight routes from nearby airports that may be better suited for you.
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 julio 31, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$588 | Average$809 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$635 | Average$906 | FlexibilityNo cancel fee | On-time71% |