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Cheap flights from California to Belfast from $292

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 11/10. 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 round-trip flights

Finnair Logo
4:30 pm - 1:55 pmLAX-BHD
14h 25m1 stop
Finnair Logo
11:05 am - 9:25 pmBHD-LAX
17h 20m1 stop
$579Finnair
Find Deal
Sun, Mar 15 - Thu, Mar 26
American Airlines Logo
1:25 pm - 11:55 amLAX-BHD
14h 30m1 stop
American Airlines Logo
6:35 am - 8:15 pmBHD-LAX
21h 40m1 stop
$580American Airlines
Find Deal
Wed, Oct 15 - Thu, Oct 23
British Airways Logo
4:30 pm - 4:05 pmLAX-BHD
16h 35m1 stop
British Airways Logo
6:35 am - 4:50 pmBHD-LAX
17h 15m1 stop
$584British Airways
Find Deal
Mon, Mar 16 - Thu, Mar 26
British Airways Logo
4:47 pm - 4:45 pmONT-BHD
15h 58m2 stops
British Airways Logo
6:35 am - 10:28 pmBHD-ONT
23h 53m2 stops
$597British Airways
Find Deal
Tue, Dec 2 - Tue, Dec 9
Delta Logo
1:45 pm - 9:15 pmSFO-BHD
23h 30m1 stop
Delta Logo
6:30 am - 11:45 amBHD-SFO
13h 15m1 stop
$632Delta
Find Deal
Sun, Sep 28 - Tue, Oct 7
Delta Logo
10:55 am - 4:55 pmSFO-BHD
22h 00m2 stops
Delta Logo
6:30 am - 11:45 amBHD-SFO
13h 15m1 stop
$637Delta
Find Deal
Sun, Sep 28 - Tue, Oct 7
Multiple Airlines Logo
9:15 am - 10:30 amLAX-BHD
17h 15m2 stops
Multiple Airlines Logo
6:35 am - 3:50 pmBHD-LAX
17h 15m1 stop
$638Multiple Airlines
Find Deal
Fri, Jan 23 - Tue, Feb 3
Multiple Airlines Logo
9:15 am - 10:30 amLAX-BHD
17h 15m2 stops
Multiple Airlines Logo
10:00 am - 3:50 pmBHD-LAX
13h 50m1 stop
$639Multiple Airlines
Find Deal
Fri, Jan 23 - Tue, Feb 3
Virgin Atlantic Logo
1:55 pm - 4:50 pmSFO-BHD
18h 55m1 stop
Virgin Atlantic Logo
6:30 am - 11:50 amBHD-SFO
13h 20m1 stop
$682Virgin Atlantic
Find Deal
Wed, Dec 3 - Sun, Dec 7
Virgin Atlantic Logo
10:30 am - 9:00 pmSFO-BHD
26h 30m2 stops
Virgin Atlantic Logo
6:30 am - 11:50 amBHD-SFO
13h 20m1 stop
$704Virgin Atlantic
Find Deal
Wed, Dec 3 - Sun, Dec 7

American Airlines flights from California to Belfast

Our best American Airlines deals on California to Belfast flight tickets
American Airlines
Oct 15
LAX1:25 pmLos Angeles
14h 30m
1 stop
BHD11:55 amBelfast City
Oct 23
BHD6:35 amBelfast City
21h 40m
1 stop
LAX8:15 pmLos Angeles
$580
Find similar
American Airlines
Oct 15
LAX11:30 amLos Angeles
16h 25m
2 stops
BHD11:55 amBelfast City
Oct 23
BHD6:35 amBelfast City
21h 40m
1 stop
LAX8:15 pmLos Angeles
$585
Find similar
American Airlines
Oct 15
LAX1:25 pmLos Angeles
18h 10m
1 stop
BHD3:35 pmBelfast City
Oct 23
BHD12:40 pmBelfast City
15h 35m
1 stop
LAX8:15 pmLos Angeles
$590
Find similar

British Airways flights from California to Belfast

Our best British Airways deals on California to Belfast flight tickets
British Airways
Mar 16
LAX4:30 pmLos Angeles
16h 35m
1 stop
BHD4:05 pmBelfast City
Mar 26
BHD6:35 amBelfast City
17h 15m
1 stop
LAX4:50 pmLos Angeles
$584
Find similar
British Airways
Dec 2
ONT4:47 pmOntario
15h 58m
2 stops
BHD4:45 pmBelfast City
Dec 9
BHD6:35 amBelfast City
23h 53m
2 stops
ONT10:28 pmOntario
$597
Find similar
British Airways
Mar 16
LAX4:30 pmLos Angeles
16h 35m
2 stops
BHD4:05 pmBelfast City
Mar 25
BHD12:25 pmBelfast City
14h 05m
1 stop
LAX7:30 pmLos Angeles
$600
Find similar

momondo Fare Finder

 
Customize 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, momondo users made 832,500 searches. Data last updated September 17, 2025.
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

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Sun 3/15

4:30 pm-1:55 pm

1 stop14h 25m

Belfast City

Thu 3/26

11:05 am-9:25 pm

1 stop17h 20m

$579

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Wed 10/15

1:25 pm-11:55 am

1 stop14h 30m

Belfast City

Thu 10/23

6:35 am-8:15 pm

1 stop21h 40m

$580

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Mon 3/16

4:30 pm-4:05 pm

1 stop16h 35m

Belfast City

Thu 3/26

6:35 am-4:50 pm

1 stop17h 15m

$584

OntarioBelfast

ONT - BHD

ONTBHD

Ontario

Tue 12/2

4:47 pm-4:45 pm

2 stops15h 58m

Belfast City

Tue 12/9

6:35 am-10:28 pm

2 stops23h 53m

$597

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Sun 9/28

1:45 pm-9:15 pm

1 stop23h 30m

Belfast City

Tue 10/7

6:30 am-11:45 am

1 stop13h 15m

$632

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Sun 9/28

10:55 am-4:55 pm

2 stops22h 00m

Belfast City

Tue 10/7

6:30 am-11:45 am

1 stop13h 15m

$637

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Fri 1/23

9:15 am-10:30 am

2 stops17h 15m

Belfast City

Tue 2/3

6:35 am-3:50 pm

1 stop17h 15m

$638

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Fri 1/23

9:15 am-10:30 am

2 stops17h 15m

Belfast City

Tue 2/3

10:00 am-3:50 pm

1 stop13h 50m

$639

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Wed 12/3

1:55 pm-4:50 pm

1 stop18h 55m

Belfast City

Sun 12/7

6:30 am-11:50 am

1 stop13h 20m

$682

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Wed 12/3

10:30 am-9:00 pm

2 stops26h 30m

Belfast City

Sun 12/7

6:30 am-11:50 am

1 stop13h 20m

$704

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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

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 day to depart on your flight to Belfast?

The cheapest day to depart from California to Belfast is on a Friday when prices can be found for as low as $691. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from California to Belfast for around $1,143.

What is the cheapest time of day to depart on your flight to Belfast?

Our data shows that the cheapest California to Belfast flights are usually those with departure times at noon. Our users have found flights to Belfast at noon for as low as $681. Try not to purchase tickets in the afternoon because they tend to be around $838. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheap California to Belfast flight deals and tips

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

Direct flights

None
There are no direct flights from California to Belfast. There are no popular flight routes from California to Belfast.
Search flight deals

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

    Prices for flights from California to Belfast are updated daily.

  • How many operators does momondo search for flights from California to Belfast?

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from California to Belfast.

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

    The travel and health documents you'll need for your trip to Belfast 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. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from California to Belfast

Compare and see reviews for airlines that fly from California to Belfast with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $588Free CancellationRating
6.7
7,367 reviews
Search British Airways flights
American AirlinesPriceFrom $635Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Why use momondo?

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

It is quick and easy to find California to Belfast flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Belfast that suits you.

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

Yes. momondo enables you to select and highlight flights to Belfast from California with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Belfast from California.

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

If you are not ready to book a flight from California to Belfast now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Belfast and let you know when they change.

An easier way to manage your Belfast trip

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in Belfast

Airports listed have a maximum distance of 12.2 mi from Belfast
Belfast Intl Airport
Belfast City Airport