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Cheap flights from California to Belfast from £314

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 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BHD
18 Jul — 25 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from California to Belfast

Enter your travel dates to find the best prices.

Cheapest flights from California to Belfast
Explore the most affordable flight options available from California to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 June 2026.

Wed 28/1015:05
LAX
-
BHD
2 stops21h 05m
British Airways
Mon 2/1109:15
BHD
-
LAX
1 stop14h 35m
British Airways
Deal found 13/6£643
Wed 23/920:55
LAX
-
BHD
1 stop13h 50m
British Airways
Fri 2/1012:00
BHD
-
LAX
1 stop14h 25m
British Airways
Deal found 14/6£660
Wed 28/1018:30
LAX
-
BFS
2 stops20h 40m
Multiple Airlines
Mon 2/1106:40
BFS
-
LAX
3 stops32h 40m
Multiple Airlines
Deal found 13/6£667
Sun 20/920:55
LAX
-
BHD
1 stop13h 50m
British Airways
Wed 30/910:05
BHD
-
LAX
1 stop16h 15m
British Airways
Deal found 14/6£668
Sun 25/1022:00
LAX
-
BHD
1 stop26h 40m
Multiple Airlines
Mon 2/1117:45
BHD
-
LAX
1 stop27h 45m
Multiple Airlines
Deal found 15/6£668
Fri 11/1217:30
SFO
-
BHD
1 stop15h 45m
British Airways
Fri 18/1211:30
BHD
-
SFO
1 stop15h 15m
British Airways
Deal found 15/6£674
Fri 11/1215:26
SFO
-
BHD
2 stops17h 49m
American Airlines
Fri 18/1206:45
BHD
-
SFO
1 stop16h 15m
American Airlines
Deal found 15/6£691
Wed 19/807:30
LAX
-
BFS
3 stops28h 10m
Multiple Airlines
Wed 2/908:20
BFS
-
LAX
3 stops36h 05m
Multiple Airlines
Deal found 17/6£733
Sun 2/820:10
LAX
-
BFS
2 stops17h 05m
Multiple Airlines
Tue 18/805:55
BFS
-
LAX
3 stops40h 10m
Multiple Airlines
Deal found 18/6£744
Wed 23/920:10
LAX
-
BFS
2 stops19h 05m
Multiple Airlines
Fri 2/1021:30
BFS
-
LAX
3 stops42h 50m
Multiple Airlines
Deal found 14/6£753
Fri 11/1211:19
SFO
-
BFS
3 stops22h 46m
Multiple Airlines
Fri 18/1208:50
BFS
-
SFO
3 stops37h 55m
Multiple Airlines
Deal found 15/6£769
Fri 11/1214:45
SFO
-
BHD
2 stops21h 45m
Multiple Airlines
Fri 18/1207:20
BHD
-
SFO
3 stops39h 25m
Multiple Airlines
Deal found 15/6£798

Find flight deals from California to Belfast

Keep the following information in mind while searching for California to Belfast flight deals. Data was last updated 18 June 2026.

Round-trip from

£633

One-way from

£332
British Airways
  • British Airways
  • 25/10-2/11
  • 3 total stops
  • 32h 44m total
  • California to Belfast
Search Deals
15/7
  • 15/7
  • 2 total stops
  • 20h 00m total
  • California to Belfast
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from California to Belfast 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 858,174 searches. Data last updated 18 June 2026.
Use the filters below to find and compare flights from California to Belfast that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Wed 28/10

18:30-07:30

1 stop30h 00m

Belfast City

Mon 2/11

06:35-15:50

1 stop17h 15m

£648

Los AngelesBelfast

LAX - BFS

LAXBFS

Los Angeles

Wed 28/10

18:30-22:10

2 stops20h 40m

Belfast Intl

Mon 2/11

06:40-07:20

3 stops32h 40m

£667

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Wed 23/9

12:00-13:35

2 stops17h 35m

Belfast City

Fri 2/10

09:35-19:59

2 stops18h 24m

£679

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Sun 20/9

13:50-09:20

1 stop35h 30m

Belfast City

Mon 5/10

17:30-14:45

1 stop29h 15m

£682

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Fri 11/12

15:26-17:15

2 stops17h 49m

Belfast City

Fri 18/12

06:45-15:00

1 stop16h 15m

£691

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Tue 8/9

08:30-10:45

2 stops18h 15m

Belfast City

Tue 15/9

06:30-15:00

1 stop16h 30m

£704

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Fri 25/9

20:55-20:35

1 stop15h 40m

Belfast City

Wed 30/9

10:05-18:20

1 stop16h 15m

£705

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Wed 28/10

14:44-14:15

2 stops16h 31m

Belfast City

Mon 2/11

11:30-23:23

2 stops19h 53m

£708

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Sun 2/8

16:45-16:55

1 stop16h 10m

Belfast City

Tue 18/8

17:30-14:45

1 stop29h 15m

£716

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Sun 2/8

06:00-09:20

2 stops19h 20m

Belfast City

Tue 18/8

17:30-11:50

1 stop26h 20m

£719

Flights are sorted by cheapest return flights first.

Deals found on 18/6

Showing 1-10 of 40 resultsSorted by cheapest first
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Best time to book a flight from California to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast from California with our price prediction graph.
Estimated return 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
No data available for this route at this time. Please check back soon.

Related info for your journey

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

    For as low as £691, British Airways can have you in Belfast from California in 17h 49m. The distance from California to Belfast is about 5038 mi. This flight may include one or multiple stops.

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

    While some choose either Los Angeles - Belfast City or Santa Ana J. Wayne/Orange Cnty - Belfast Intl, Los Angeles - Belfast Intl is the most popular route from California to Belfast.

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

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

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

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

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

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

See more FAQs

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How does Cheapflights help users find flights from California to Belfast?

Deals for California to Belfast flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from California to Belfast?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from California to Belfast.

Can Cheapflights find flights from California to Belfast with no change fees?

Certainly. Search results for flights to Belfast from California shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from California to Belfast become cheaper?

Of course! You can now track prices for flights from California to Belfast and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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