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Cheap flights from California to Belfast from £232

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 7/9. 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
0 bags
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Find the cheapest flights from California to Belfast

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
17:30 - 16:05
SFO
-
BHD
14h 35m
1 stop
British Airways Logo
06:45 - 15:00
BHD
-
SFO
16h 15m
1 stop
£631British Airways
Mon, 2 Nov - Fri, 13 Nov
British Airways Logo
16:35 - 15:30
SFO
-
BHD
14h 55m
1 stop
British Airways Logo
20:35 - 13:50
BHD
-
SFO
25h 15m
1 stop
£643British Airways
Mon, 14 Sep - Wed, 16 Sep
British Airways Logo
16:35 - 15:30
SFO
-
BHD
14h 55m
1 stop
British Airways Logo
20:35 - 13:50
BHD
-
SFO
25h 15m
1 stop
£644British Airways
Mon, 14 Sep - Wed, 16 Sep
American Airlines Logo
20:20 - 20:15
LAX
-
BHD
16h 55m
1 stop
American Airlines Logo
08:45 - 15:20
BHD
-
LAX
14h 35m
1 stop
£650American Airlines
Tue, 27 Oct - Tue, 3 Nov
American Airlines Logo
16:30 - 16:45
LAX
-
BHD
17h 15m
1 stop
American Airlines Logo
06:35 - 15:50
BHD
-
LAX
17h 15m
1 stop
£651American Airlines
Tue, 27 Oct - Tue, 3 Nov
Delta Logo
12:55 - 16:55
ONT
-
BHD
20h 00m
2 stops
Delta Logo
09:50 - 23:44
BHD
-
ONT
21h 54m
2 stops
£763Delta
Tue, 18 Aug - Wed, 2 Sep
Multiple Airlines Logo
14:40 - 15:20
SNA
-
BHD
16h 40m
2 stops
Multiple Airlines Logo
09:40 - 19:35
BHD
-
SNA
17h 55m
2 stops
£789Multiple Airlines
Tue, 18 Aug - Tue, 1 Sep
Multiple Airlines Logo
14:29 - 15:20
SNA
-
BHD
16h 51m
2 stops
Multiple Airlines Logo
09:40 - 19:35
BHD
-
SNA
17h 55m
2 stops
£809Multiple Airlines
Tue, 18 Aug - Tue, 1 Sep
KLM Logo
17:10 - 16:55
ONT
-
BHD
15h 45m
2 stops
KLM Logo
09:50 - 21:50
BHD
-
ONT
20h 00m
2 stops
£3,155KLM
Sun, 19 Jul - Sun, 26 Jul
KLM Logo
16:57 - 16:55
ONT
-
BHD
15h 58m
2 stops
KLM Logo
09:50 - 21:48
BHD
-
ONT
19h 58m
2 stops
£8,399KLM
Fri, 22 May - Tue, 26 May

British Airways flights from California to Belfast City Airport

Our best British Airways deals on California to Belfast City Airport flight tickets
British Airways
2 Nov
SFO17:30San Francisco
14h 35m
1 stop
BHD16:05Belfast City
13 Nov
BHD06:45Belfast City
16h 15m
1 stop
SFO15:00San Francisco
£631
British Airways
14 Sept
SFO16:35San Francisco
14h 55m
1 stop
BHD15:30Belfast City
16 Sept
BHD20:35Belfast City
25h 15m
1 stop
SFO13:50San Francisco
£643
British Airways
14 Sept
SFO16:35San Francisco
14h 55m
1 stop
BHD15:30Belfast City
16 Sept
BHD20:35Belfast City
25h 15m
1 stop
SFO13:50San Francisco
£644

American Airlines flights from California to Belfast City Airport

Our best American Airlines deals on California to Belfast City Airport flight tickets
American Airlines
27 Oct
LAX20:20Los Angeles
16h 55m
1 stop
BHD20:15Belfast City
3 Nov
BHD08:45Belfast City
14h 35m
1 stop
LAX15:20Los Angeles
£650
American Airlines
27 Oct
LAX16:30Los Angeles
17h 15m
1 stop
BHD16:45Belfast City
3 Nov
BHD06:35Belfast City
17h 15m
1 stop
LAX15:50Los Angeles
£651
American Airlines
2 Nov
SFO14:06San Francisco
17h 59m
2 stops
BHD16:05Belfast City
13 Nov
BHD06:45Belfast City
19h 39m
2 stops
SFO18:24San Francisco
£653

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 12 May 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

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Mon 2/11

17:30-16:05

1 stop14h 35m

Belfast City

Fri 13/11

06:45-15:00

1 stop16h 15m

£631

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Mon 14/9

16:35-15:30

1 stop14h 55m

Belfast City

Wed 16/9

20:35-13:50

1 stop25h 15m

£643

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Mon 14/9

16:35-15:30

1 stop14h 55m

Belfast City

Wed 16/9

20:35-13:50

1 stop25h 15m

£644

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Tue 27/10

20:20-20:15

1 stop16h 55m

Belfast City

Tue 3/11

08:45-15:20

1 stop14h 35m

£650

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Tue 27/10

16:30-16:45

1 stop17h 15m

Belfast City

Tue 3/11

06:35-15:50

1 stop17h 15m

£651

OntarioBelfast

ONT - BHD

ONTBHD

Ontario

Tue 18/8

12:55-16:55

2 stops20h 00m

Belfast City

Wed 2/9

09:50-23:44

2 stops21h 54m

£763

Santa AnaBelfast

SNA - BHD

SNABHD

Santa Ana J. Wayne/Orange Cnty

Tue 18/8

14:40-15:20

2 stops16h 40m

Belfast City

Tue 1/9

09:40-19:35

2 stops17h 55m

£789

Santa AnaBelfast

SNA - BHD

SNABHD

Santa Ana J. Wayne/Orange Cnty

Tue 18/8

14:29-15:20

2 stops16h 51m

Belfast City

Tue 1/9

09:40-19:35

2 stops17h 55m

£809

OntarioBelfast

ONT - BHD

ONTBHD

Ontario

Sun 19/7

17:10-16:55

2 stops15h 45m

Belfast City

Sun 26/7

09:50-21:50

2 stops20h 00m

£3,155

OntarioBelfast

ONT - BHD

ONTBHD

Ontario

Fri 22/5

16:57-16:55

2 stops15h 58m

Belfast City

Tue 26/5

09:50-21:48

2 stops19h 58m

£8,399

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 March is also cheap. Prices for this month can be found on momondo for an average of £428.

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

You could potentially save up to 14% 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

Fastest flight time

13h 50m

Direct flights

None
The fastest flight from California to Belfast City Airport takes 13h 50m
There are no direct flights from California to Belfast City Airport. There are no popular flight routes from California to Belfast City Airport.
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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.

An easier way to manage your Belfast City Airport trip

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