When did momondo last update prices for flights from Northern Ireland to California?

Prices for flights from Northern Ireland to California are updated daily.

How old do you have to be to fly from Northern Ireland to California?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Northern Ireland to California.

What documentation or ID do you need to fly to California?

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

$647 Cheap Flights from Northern Ireland to California in 2025/26

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Round-trip

Cheap round-trip flights

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5:30 pm - 1:05 pmBFS-LAX

27h 35m2 stops

12:30 pm - 2:05 pmLAX-BFS

17h 35m2 stops

$682Multiple Airlines

Find Deal

Wed, Nov 5 - Wed, Nov 12

6:30 am - 10:55 amBFS-LAX

36h 25m2 stops

5:30 am - 4:15 pmLAX-BFS

26h 45m3 stops

$714Multiple Airlines

Find Deal

Wed, Nov 5 - Wed, Nov 12

6:35 am - 8:15 pmBHD-SNA

20h 40m2 stops

1:43 pm - 4:35 pmSNA-BHD

19h 52m2 stops

$769American Airlines

Find Deal

Mon, Mar 9 - Wed, Mar 11

6:35 am - 8:15 pmBHD-SNA

20h 40m2 stops

1:43 pm - 10:20 amSNA-BHD

37h 37m2 stops

$770American Airlines

Find Deal

Mon, Mar 9 - Wed, Mar 11

6:30 am - 7:42 pmBHD-ONT

21h 12m2 stops

6:40 am - 4:50 pmONT-BHD

26h 10m2 stops

$807Delta

Find Deal

Thu, Nov 27 - Thu, Dec 4

11:05 am - 10:40 pmBHD-SFO

19h 35m2 stops

1:33 pm - 2:15 pmSFO-BHD

17h 42m2 stops

$811British Airways

Find Deal

Thu, Mar 5 - Mon, Mar 9

11:05 am - 10:28 pmBHD-SFO

19h 23m2 stops

6:09 pm - 6:35 pmSFO-BHD

17h 26m2 stops

$813British Airways

Find Deal

Thu, Mar 5 - Mon, Mar 9

5:20 pm - 10:52 pmBHD-ONT

37h 32m2 stops

6:00 am - 4:50 pmONT-BHD

26h 50m2 stops

$864Virgin Atlantic

Find Deal

Fri, Jan 16 - Fri, Jan 23

5:20 pm - 2:15 pmBHD-LAS

28h 55m1 stop

4:05 pm - 4:50 pmLAS-BHD

16h 45m1 stop

$940Virgin Atlantic

Find Deal

Mon, Dec 1 - Tue, Dec 9

6:30 am - 10:30 pmBHD-LAS

24h 00m2 stops

10:00 am - 4:50 pmLAS-BHD

22h 50m2 stops

$974Delta

Find Deal

Mon, Dec 1 - Tue, Dec 9

American Airlines flights from Northern Ireland to California

Our best American Airlines deals on Northern Ireland to California flight tickets

American Airlines

Mar 9

BHD6:35 amBelfast City

20h 40m

2 stops

SNA8:15 pmSanta Ana J. Wayne/Orange Cnty

Mar 11

SNA1:43 pmSanta Ana J. Wayne/Orange Cnty

19h 52m

2 stops

BHD4:35 pmBelfast City

$769

Find similar

American Airlines

Mar 9

BHD6:35 amBelfast City

20h 40m

2 stops

SNA8:15 pmSanta Ana J. Wayne/Orange Cnty

Mar 11

SNA1:43 pmSanta Ana J. Wayne/Orange Cnty

37h 37m

2 stops

BHD10:20 amBelfast City

$770

Find similar

American Airlines

Mar 4

BHD9:15 amBelfast City

17h 30m

1 stop

SFO6:45 pmSan Francisco

Mar 8

SFO1:25 pmSan Francisco

17h 30m

2 stops

BHD1:55 pmBelfast City

$782

Find similar

British Airways flights from Northern Ireland to California

Our best British Airways deals on Northern Ireland to California flight tickets

British Airways

Mar 5

BHD11:05 amBelfast City

19h 35m

2 stops

SFO10:40 pmSan Francisco

Mar 9

SFO1:33 pmSan Francisco

17h 42m

2 stops

BHD2:15 pmBelfast City

$811

Find similar

British Airways

Mar 5

BHD11:05 amBelfast City

19h 23m

2 stops

SFO10:28 pmSan Francisco

Mar 9

SFO6:09 pmSan Francisco

17h 26m

2 stops

BHD6:35 pmBelfast City

$813

Find similar

British Airways

Jan 16

BHD8:45 amBelfast City

21h 04m

2 stops

SNA9:49 pmSanta Ana J. Wayne/Orange Cnty

Jan 23

SNA11:42 amSanta Ana J. Wayne/Orange Cnty

18h 33m

2 stops

BHD2:15 pmBelfast City

$871

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Northern Ireland to California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BelfastLos Angeles

BFS - LAX

BFSLAX

Belfast Intl

Wed 11/5

5:30 pm-1:05 pm

2 stops27h 35m

Los Angeles

Wed 11/12

12:30 pm-2:05 pm

2 stops17h 35m

$682

BelfastLos Angeles

BFS - LAX

BFSLAX

Belfast Intl

Wed 11/5

6:30 am-10:55 am

2 stops36h 25m

Los Angeles

Wed 11/12

5:30 am-4:15 pm

3 stops26h 45m

$714

BelfastSanta Ana

BHD - SNA

BHDSNA

Belfast City

Mon 3/9

6:35 am-8:15 pm

2 stops20h 40m

Santa Ana J. Wayne/Orange Cnty

Wed 3/11

1:43 pm-4:35 pm

2 stops19h 52m

$769

BelfastSanta Ana

BHD - SNA

BHDSNA

Belfast City

Mon 3/9

6:35 am-8:15 pm

2 stops20h 40m

Santa Ana J. Wayne/Orange Cnty

Wed 3/11

1:43 pm-10:20 am

2 stops37h 37m

$770

BelfastOntario

BHD - ONT

BHDONT

Belfast City

Thu 11/27

6:30 am-7:42 pm

2 stops21h 12m

Ontario

Thu 12/4

6:40 am-4:50 pm

2 stops26h 10m

$807

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Thu 3/5

11:05 am-10:40 pm

2 stops19h 35m

San Francisco

Mon 3/9

1:33 pm-2:15 pm

2 stops17h 42m

$811

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Thu 3/5

11:05 am-10:28 pm

2 stops19h 23m

San Francisco

Mon 3/9

6:09 pm-6:35 pm

2 stops17h 26m

$813

BelfastOntario

BHD - ONT

BHDONT

Belfast City

Fri 1/16

5:20 pm-10:52 pm

2 stops37h 32m

Ontario

Fri 1/23

6:00 am-4:50 pm

2 stops26h 50m

$864

BelfastLas Vegas

BHD - LAS

BHDLAS

Belfast City

Mon 12/1

5:20 pm-2:15 pm

1 stop28h 55m

Las Vegas Harry Reid Intl

Tue 12/9

4:05 pm-4:50 pm

1 stop16h 45m

$940

BelfastLas Vegas

BHD - LAS

BHDLAS

Belfast City

Mon 12/1

6:30 am-10:30 pm

2 stops24h 00m

Las Vegas Harry Reid Intl

Tue 12/9

10:00 am-4:50 pm

2 stops22h 50m

$974

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Northern Ireland to California

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

Can stopping save me money on Northern Ireland to California flights?

You could potentially save up to 34% on your flight if you consider stops on a Northern Ireland to California flight.

Cheap Northern Ireland to California flight deals and tips

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

Direct flights	None

There are no direct flights from Northern Ireland to California. There are no popular flight routes from Northern Ireland to California.

Search flight deals

When did momondo last update prices for flights from Northern Ireland to California?
Prices for flights from Northern Ireland to California are updated daily.
How old do you have to be to fly from Northern Ireland to California?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Northern Ireland to California.
What documentation or ID do you need to fly to California?
The travel and health documents you'll need for your trip to California 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 California. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Northern Ireland to California. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. All flights to California from Northern Ireland on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Northern Ireland to California?

Once you have performed a search for Northern Ireland to California 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 Northern Ireland to California right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Northern Ireland to California flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Thu 11/13

Thu 11/20

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Find better results for your trip to California

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Cheap flights from Northern Ireland to California from $682

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Northern Ireland to California departing on 11/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Northern Ireland to California

Cheap round-trip flights

American Airlines flights from Northern Ireland to California

Our best American Airlines deals on Northern Ireland to California flight tickets

British Airways flights from Northern Ireland to California

Our best British Airways deals on Northern Ireland to California flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Northern Ireland to California that are best for you.

See travel insights to California from

How to get the cheapest flight ticket from Northern Ireland to California

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

Can stopping save me money on Northern Ireland to California flights?

You could potentially save up to 34% on your flight if you consider stops on a Northern Ireland to California flight.

Cheap Northern Ireland to California flight deals and tips

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

Direct flights

When did momondo last update prices for flights from Northern Ireland to California?

How old do you have to be to fly from Northern Ireland to California?

What documentation or ID do you need to fly to California?

Why use momondo?

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

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

How can momondo help me find flights from Northern Ireland to California?

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

An easier way to manage your California trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to California

Popular cities in California

Popular flights according to clicks in the last 7 days on momondo