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Cheap flights from California to Belfast from £351

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to Belfast departing on 26/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from California to Belfast

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
20:50 - 18:50LAX  Los Angeles Los Angeles-BHD Belfast City
14h 00m1 stop London Heathrow
British Airways Logo
11:40 - 18:35BHD  Belfast City-LAX Los Angeles Los Angeles
14h 55m1 stop London Heathrow
£648British Airways
Sun, 7 Feb - Wed, 10 Feb
British Airways Logo
18:00 - 16:50LAX  Los Angeles Los Angeles-BHD Belfast City
14h 50m1 stop London Heathrow
British Airways Logo
06:30 - 13:25BHD  Belfast City-LAX Los Angeles Los Angeles
14h 55m1 stop London Heathrow
£650British Airways
Sun, 29 Nov - Sun, 6 Dec
British Airways Logo
20:35 - 20:10SFO  San Francisco-BHD Belfast City
15h 35m1 stop London Heathrow
British Airways Logo
06:30 - 14:55BHD  Belfast City-SFO San Francisco
16h 25m1 stop London Heathrow
£653British Airways
Sun, 15 Nov - Thu, 19 Nov
British Airways Logo
18:00 - 16:50LAX  Los Angeles Los Angeles-BHD Belfast City
14h 50m1 stop London Heathrow
British Airways Logo
12:00 - 23:43BHD  Belfast City-LAX Los Angeles Los Angeles
19h 43m2 stops London Heathrow Chicago O'Hare Intl
£657British Airways
Sun, 29 Nov - Sun, 6 Dec
British Airways Logo
15:15 - 16:50LAX  Los Angeles Los Angeles-BHD Belfast City
17h 35m2 stops Las Vegas Harry Reid Intl London Heathrow
British Airways Logo
12:20 - 18:35BHD  Belfast City-LAX Los Angeles Los Angeles
14h 15m1 stop London Heathrow
£660British Airways
Sun, 7 Feb - Wed, 10 Feb
British Airways Logo
18:00 - 18:50LAX  Los Angeles Los Angeles-BHD Belfast City
16h 50m1 stop London Heathrow
British Airways Logo
08:50 - 15:50BHD  Belfast City-LAX Los Angeles Los Angeles
15h 00m1 stop London Heathrow
£662British Airways
Sun, 15 Nov - Thu, 19 Nov
American Airlines Logo
14:58 - 15:30SFO  San Francisco-BHD Belfast City
16h 32m2 stops Chicago O'Hare Intl London Heathrow
American Airlines Logo
11:35 - 17:30BHD  Belfast City-SFO San Francisco
13h 55m1 stop London Heathrow
£664American Airlines
Mon, 14 Sep - Wed, 30 Sep
Virgin Atlantic Logo
13:45 - 09:20SFO  San Francisco-BHD Belfast City
35h 35m1 stop Amsterdam Schiphol
Virgin Atlantic Logo
17:30 - 11:45BHD  Belfast City-SFO San Francisco
26h 15m1 stop Amsterdam Schiphol
£668Virgin Atlantic
Mon, 14 Sep - Wed, 30 Sep
British Airways Logo
09:05 - 10:45LAX  Los Angeles Los Angeles-BHD Belfast City
17h 40m2 stops Boston Logan Intl London Heathrow
British Airways Logo
09:15 - 20:55BHD  Belfast City-LAX Los Angeles Los Angeles
19h 40m2 stops London Heathrow New York John F Kennedy Intl
£668British Airways
Sun, 7 Feb - Wed, 10 Feb
British Airways Logo
14:22 - 16:50ONT  Ontario-BHD Belfast City
18h 28m2 stops Dallas/Fort Worth London Heathrow
British Airways Logo
11:40 - 22:45BHD  Belfast City-ONT Ontario
19h 05m2 stops London Heathrow Dallas/Fort Worth
£668British Airways
Sun, 7 Feb - Wed, 10 Feb

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British Airways flights from California to Belfast City Airport

Our best British Airways deals on California to Belfast City Airport flight tickets
British Airways
7 Feb
LAX20:50Los Angeles Los Angeles
14h 00m
1 stop
BHD18:50Belfast City
10 Feb
BHD11:40Belfast City
14h 55m
1 stop
LAX18:35Los Angeles Los Angeles
£648
British Airways
29 Nov
LAX18:00Los Angeles Los Angeles
14h 50m
1 stop
BHD16:50Belfast City
6 Dec
BHD06:30Belfast City
14h 55m
1 stop
LAX13:25Los Angeles Los Angeles
£650
British Airways
15 Nov
SFO20:35San Francisco
15h 35m
1 stop
BHD20:10Belfast City
19 Nov
BHD06:30Belfast City
16h 25m
1 stop
SFO14:55San Francisco
£653

American Airlines flights from California to Belfast City Airport

Our best American Airlines deals on California to Belfast City Airport flight tickets
American Airlines
14 Sept
SFO14:58San Francisco
16h 32m
2 stops
BHD15:30Belfast City
30 Sept
BHD11:35Belfast City
13h 55m
1 stop
SFO17:30San Francisco
£664
American Airlines
27 Sept
LAX18:05Los Angeles Los Angeles
16h 40m
1 stop
BHD18:45Belfast City
21 Oct
BHD06:30Belfast City
21h 40m
1 stop
LAX20:10Los Angeles Los Angeles
£694
American Airlines
27 Sept
LAX13:21Los Angeles Los Angeles
17h 14m
2 stops
BHD14:35Belfast City
21 Oct
BHD16:05Belfast City
27h 30m
1 stop
LAX11:35Los Angeles Los Angeles
£697

momondo Fare Finder

 
Customise your flight search to find flights from California to Belfast City Airport 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, momondo users made 279,928 searches. Data last updated 17 August 2026.
Use the filters below to find and compare flights from California to Belfast City Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

Los AngelesBelfast

LAX Los Angeles Los Angeles - BHD Belfast City

LAXBHD

Los Angeles Los Angeles

Sun 7/2

20:50-18:50

1 stop14h 00m

Belfast City

Wed 10/2

11:40-18:35

1 stop14h 55m

£648

Los AngelesBelfast

LAX Los Angeles Los Angeles - BHD Belfast City

LAXBHD

Los Angeles Los Angeles

Sun 29/11

18:00-16:50

1 stop14h 50m

Belfast City

Sun 6/12

06:30-13:25

1 stop14h 55m

£650

San FranciscoBelfast

SFO San Francisco - BHD Belfast City

SFOBHD

San Francisco

Sun 15/11

20:35-20:10

1 stop15h 35m

Belfast City

Thu 19/11

06:30-14:55

1 stop16h 25m

£653

Los AngelesBelfast

LAX Los Angeles Los Angeles - BHD Belfast City

LAXBHD

Los Angeles Los Angeles

Sun 29/11

18:00-16:50

1 stop14h 50m

Belfast City

Sun 6/12

12:00-23:43

2 stops19h 43m

£657

Los AngelesBelfast

LAX Los Angeles Los Angeles - BHD Belfast City

LAXBHD

Los Angeles Los Angeles

Sun 7/2

15:15-16:50

2 stops17h 35m

Belfast City

Wed 10/2

12:20-18:35

1 stop14h 15m

£660

Los AngelesBelfast

LAX Los Angeles Los Angeles - BHD Belfast City

LAXBHD

Los Angeles Los Angeles

Sun 15/11

18:00-18:50

1 stop16h 50m

Belfast City

Thu 19/11

08:50-15:50

1 stop15h 00m

£662

San FranciscoBelfast

SFO San Francisco - BHD Belfast City

SFOBHD

San Francisco

Mon 14/9

14:58-15:30

2 stops16h 32m

Belfast City

Wed 30/9

11:35-17:30

1 stop13h 55m

£664

San FranciscoBelfast

SFO San Francisco - BHD Belfast City

SFOBHD

San Francisco

Mon 14/9

13:45-09:20

1 stop35h 35m

Belfast City

Wed 30/9

17:30-11:45

1 stop26h 15m

£668

Los AngelesBelfast

LAX Los Angeles Los Angeles - BHD Belfast City

LAXBHD

Los Angeles Los Angeles

Sun 7/2

09:05-10:45

2 stops17h 40m

Belfast City

Wed 10/2

09:15-20:55

2 stops19h 40m

£668

OntarioBelfast

ONT Ontario - BHD Belfast City

ONTBHD

Ontario

Sun 7/2

14:22-16:50

2 stops18h 28m

Belfast City

Wed 10/2

11:40-22:45

2 stops19h 05m

£668

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Belfast from

How to get the cheapest flight ticket from California to Belfast City Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Belfast City Airport?

The month of August is, on average, the cheapest month to fly to Belfast City Airport from California, with most prices found around £0. If you aren’t able to travel to Belfast City Airport during the month of August, then flying in January is also cheap. Prices for this month can be found on momondo for an average of £0.

Can stopping save me money on California to Belfast City Airport flights?

You could potentially save up to 39% on your flight if you consider stops on a California to Belfast City Airport flight.

Cheap California to Belfast City Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from California to Belfast City Airport

Best price found

£351

Fastest flight time

14h 00m

Direct flights

None
The best one-way flight to Belfast City Airport from California in the past 72 hours is £351. The best return flight deal from California to Belfast City Airport found on momondo in the last 72 hours is £648.
The fastest flight from California to Belfast City Airport takes 14h 00m
There are no direct flights from California to Belfast City Airport. There are no popular flight routes from California to Belfast City Airport.
Search flight deals

Frequently asked questions about flying from California to Belfast City Airport

  • When did momondo last update prices for flights from California to Belfast City Airport?

    Prices for flights from California to Belfast City Airport refresh daily.

  • How old do you have to be to fly from California to Belfast City Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from California to Belfast City Airport.

  • What documentation or ID do you need to fly to Belfast City Airport?

    The travel and health documents you'll need for your trip to Belfast City Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Belfast City Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Belfast?

Book flights to Belfast if you plan to visit one of these locations
Newcastle
Bangor
Carrickfergus

Why use momondo?

Why should I use momondo to find a flight deal from California to Belfast?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Belfast from California.

Can I find flights from California to Belfast with flexible booking policies on momondo?

Flights from California to Belfast with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from California to Belfast?

Once you have performed a search for California to Belfast flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from California to Belfast right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Belfast from California. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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