What is the cheapest airline that flies from Northern Ireland to California?

British Airways is the most popular carrier operating from Northern Ireland to California

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.

$424 Cheap Flights from Northern Ireland to California in 2026

Find the cheapest flights from Northern Ireland to California

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:30 am - 5:44 pm

BHD

LAX

19h 14m

2 stops

10:59 am - 12:25 pm

LAX

BHD

17h 26m

2 stops

$812British Airways

Fri, Aug 28 - Sat, Sep 5

6:45 am - 2:55 pm

BHD

SFO

16h 10m

1 stop

2:12 pm - 4:40 pm

SFO

BHD

18h 28m

2 stops

$816British Airways

Fri, Nov 13 - Thu, Nov 26

5:30 pm - 2:45 pm

BHD

LAX

29h 15m

1 stop

8:25 am - 9:20 am

LAX

BHD

16h 55m

2 stops

$820KLM

Sat, Sep 12 - Sun, Sep 20

6:15 am - 4:10 pm

BFS

LAX

17h 55m

1 stop

3:35 pm - 9:30 pm

LAX

BFS

21h 55m

1 stop

$826Multiple Airlines

Fri, Aug 28 - Sat, Sep 5

5:30 pm - 2:45 pm

BHD

LAX

29h 15m

1 stop

3:10 pm - 4:55 pm

LAX

BHD

17h 45m

2 stops

$830KLM

Sun, Sep 13 - Mon, Sep 21

4:25 pm - 11:45 am

BHD

LAX

27h 20m

1 stop

4:30 pm - 6:15 pm

LAX

BHD

17h 45m

1 stop

$859American Airlines

Fri, Aug 28 - Sat, Sep 5

4:05 pm - 11:45 am

BHD

LAX

27h 40m

1 stop

6:05 pm - 6:10 pm

LAX

BHD

16h 05m

1 stop

$865American Airlines

Wed, Sep 9 - Fri, Sep 18

6:35 am - 10:23 pm

BFS

LAS

23h 48m

2 stops

12:10 pm - 8:15 pm

LAS

BFS

24h 05m

2 stops

$878Multiple Airlines

Thu, Sep 10 - Thu, Sep 17

9:50 am - 6:35 pm

BHD

LAS

16h 45m

1 stop

10:31 am - 4:55 pm

LAS

BHD

22h 24m

2 stops

$1,096Delta

Wed, Jul 29 - Thu, Aug 6

9:50 am - 10:20 pm

BHD

LAS

20h 30m

2 stops

6:00 am - 9:20 am

LAS

BHD

19h 20m

2 stops

$1,101Delta

Fri, Jul 31 - Wed, Aug 5

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British Airways flights from Northern Ireland to California

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

British Airways

Aug 28

BHD6:30 amBelfast City

19h 14m

2 stops

LAX5:44 pmLos Angeles

Sep 5

LAX10:59 amLos Angeles

17h 26m

2 stops

BHD12:25 pmBelfast City

$812

British Airways

Nov 13

BHD6:45 amBelfast City

16h 10m

1 stop

SFO2:55 pmSan Francisco

Nov 26

SFO2:12 pmSan Francisco

18h 28m

2 stops

BHD4:40 pmBelfast City

$816

British Airways

Aug 28

BHD6:45 amBelfast City

19h 35m

1 stop

LAX6:20 pmLos Angeles

Sep 5

LAX10:59 amLos Angeles

17h 26m

2 stops

BHD12:25 pmBelfast City

$817

American Airlines flights from Northern Ireland to California

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

American Airlines

Aug 28

BHD4:25 pmBelfast City

27h 20m

1 stop

LAX11:45 amLos Angeles

Sep 5

LAX4:30 pmLos Angeles

17h 45m

1 stop

BHD6:15 pmBelfast City

$859

American Airlines

Sep 9

BHD4:05 pmBelfast City

27h 40m

1 stop

LAX11:45 amLos Angeles

Sep 18

LAX6:05 pmLos Angeles

16h 05m

1 stop

BHD6:10 pmBelfast City

$865

American Airlines

Sep 13

BHD1:10 pmBelfast City

19h 26m

2 stops

LAX12:36 amLos Angeles

Sep 20

LAX10:00 amLos Angeles

16h 30m

2 stops

BHD10:30 amBelfast City

$871

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

Cheapest round-trip

BelfastLos Angeles

BHD - LAX

BHDLAX

Belfast City

Fri 8/28

6:30 am-5:44 pm

2 stops19h 14m

Los Angeles

Sat 9/5

10:59 am-12:25 pm

2 stops17h 26m

$812

Quickest round-trip

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Fri 11/13

6:45 am-2:55 pm

1 stop16h 10m

San Francisco

Thu 11/26

2:12 pm-4:40 pm

2 stops18h 28m

$816

BelfastLos Angeles

BHD - LAX

BHDLAX

Belfast City

Sat 9/12

5:30 pm-2:45 pm

1 stop29h 15m

Los Angeles

Sun 9/20

8:25 am-9:20 am

2 stops16h 55m

$820

BelfastLos Angeles

BFS - LAX

BFSLAX

Belfast Intl

Fri 8/28

6:15 am-4:10 pm

1 stop17h 55m

Los Angeles

Sat 9/5

3:35 pm-9:30 pm

1 stop21h 55m

$826

BelfastLos Angeles

BHD - LAX

BHDLAX

Belfast City

Sun 9/13

5:30 pm-2:45 pm

1 stop29h 15m

Los Angeles

Mon 9/21

3:10 pm-4:55 pm

2 stops17h 45m

$830

BelfastLos Angeles

BHD - LAX

BHDLAX

Belfast City

Fri 8/28

4:25 pm-11:45 am

1 stop27h 20m

Los Angeles

Sat 9/5

4:30 pm-6:15 pm

1 stop17h 45m

$859

BelfastLos Angeles

BHD - LAX

BHDLAX

Belfast City

Wed 9/9

4:05 pm-11:45 am

1 stop27h 40m

Los Angeles

Fri 9/18

6:05 pm-6:10 pm

1 stop16h 05m

$865

BelfastLas Vegas

BFS - LAS

BFSLAS

Belfast Intl

Thu 9/10

6:35 am-10:23 pm

2 stops23h 48m

Las Vegas Harry Reid Intl

Thu 9/17

12:10 pm-8:15 pm

2 stops24h 05m

$878

BelfastLas Vegas

BHD - LAS

BHDLAS

Belfast City

Wed 7/29

9:50 am-6:35 pm

1 stop16h 45m

Las Vegas Harry Reid Intl

Thu 8/6

10:31 am-4:55 pm

2 stops22h 24m

$1,096

BelfastLas Vegas

BHD - LAS

BHDLAS

Belfast City

Fri 7/31

9:50 am-10:20 pm

2 stops20h 30m

Las Vegas Harry Reid Intl

Wed 8/5

6:00 am-9:20 am

2 stops19h 20m

$1,101

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted 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

Prices

Airlines

What is the cheapest month to fly to California?

The month of February is another great option to travel to California, with average flight prices from Northern Ireland averaging around $612.

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

You could potentially save up to 26% 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

Fastest flight time	14h 00m
Direct flights	None

The fastest flight from Northern Ireland to California takes 14h 00m

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

Search flight deals

Frequently asked questions about flying from Northern Ireland to California

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.