What is the cheapest airline that flies from Belfast City to California?

British Airways and American Airlines are the most popular carriers operating from Belfast City to California

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

Prices for flights from Belfast City Airport to California were last updated today.

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

As of April 2026, there are 2 operators available to choose from for flights from Belfast City Airport to California.

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

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 Belfast City Airport 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.

£434 Cheap Flights from Belfast City Airport to California in 2026

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Find the cheapest flights from Belfast City Airport to California

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

10:05 - 23:06

BHD

ONT

21h 01m

2 stops

23:59 - 19:25

ONT

BHD

35h 26m

2 stops

£627British Airways

Wed, 7 Oct - Sun, 11 Oct

10:05 - 18:20

BHD

LAX

16h 15m

1 stop

23:50 - 12:55

LAX

BHD

29h 05m

2 stops

£653British Airways

Wed, 23 Sep - Sun, 27 Sep

10:05 - 11:14

BHD

LAX

33h 09m

2 stops

23:50 - 12:55

LAX

BHD

29h 05m

2 stops

£656British Airways

Wed, 23 Sep - Sun, 27 Sep

13:10 - 11:30

BHD

LAX

30h 20m

1 stop

20:20 - 18:45

LAX

BHD

14h 25m

1 stop

£657Finnair

Sun, 10 May - Sun, 17 May

09:35 - 17:40

BHD

SFO

16h 05m

1 stop

16:35 - 15:30

SFO

BHD

14h 55m

1 stop

£669Finnair

Thu, 7 May - Thu, 14 May

06:30 - 19:04

BHD

SFO

20h 34m

2 stops

13:40 - 18:45

SFO

BHD

21h 05m

2 stops

£685Multiple Airlines

Thu, 7 May - Thu, 14 May

06:30 - 20:59

BHD

SFO

22h 29m

2 stops

07:30 - 10:10

SFO

BHD

18h 40m

2 stops

£686American Airlines

Wed, 29 Jul - Thu, 20 Aug

06:30 - 18:30

BHD

ONT

20h 00m

2 stops

12:19 - 17:35

ONT

BHD

21h 16m

2 stops

£711American Airlines

Fri, 1 May - Tue, 12 May

09:50 - 00:02

BHD

LAS

22h 12m

2 stops

20:25 - 16:55

LAS

BHD

12h 30m

1 stop

£855Multiple Airlines

Tue, 15 Sep - Sun, 20 Sep

09:50 - 21:56

BHD

LAS

20h 06m

2 stops

20:25 - 16:55

LAS

BHD

12h 30m

1 stop

£856KLM

Wed, 16 Sep - Sun, 20 Sep

Virgin Atlantic flights from Belfast City Airport to California

Our best Virgin Atlantic deals on Belfast City Airport to California flight tickets

Virgin Atlantic

17 Jul

BHD17:30Belfast City

26h 20m

1 stop

LAX11:50Los Angeles

22 Jul

LAX06:40Los Angeles

18h 40m

2 stops

BHD09:20Belfast City

£1,106

Virgin Atlantic

17 Jul

BHD09:50Belfast City

30h 03m

2 stops

LAX07:53Los Angeles

22 Jul

LAX06:40Los Angeles

18h 40m

2 stops

BHD09:20Belfast City

£1,110

American Airlines flights from Belfast City Airport to California

Our best American Airlines deals on Belfast City Airport to California flight tickets

American Airlines

29 Jul

BHD06:30Belfast City

22h 29m

2 stops

SFO20:59San Francisco

20 Aug

SFO07:30San Francisco

18h 40m

2 stops

BHD10:10Belfast City

£686

American Airlines

2 May

BHD09:35Belfast City

18h 45m

1 stop

LAX20:20Los Angeles

12 May

LAX13:46Los Angeles

17h 34m

2 stops

BHD15:20Belfast City

£707

American Airlines

1 May

BHD06:30Belfast City

20h 00m

2 stops

ONT18:30Ontario

12 May

ONT12:19Ontario

21h 16m

2 stops

BHD17:35Belfast City

£711

momondo Fare Finder

Use the filters below to find and compare flights from Belfast City Airport to California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastOntario

BHD - ONT

BHDONT

Belfast City

Wed 7/10

10:05-23:06

2 stops21h 01m

Ontario

Sun 11/10

23:59-19:25

2 stops35h 26m

£627

BelfastLos Angeles

BHD - LAX

BHDLAX

Belfast City

Wed 23/9

10:05-18:20

1 stop16h 15m

Los Angeles

Sun 27/9

23:50-12:55

2 stops29h 05m

£653

BelfastLos Angeles

BHD - LAX

BHDLAX

Belfast City

Wed 23/9

10:05-11:14

2 stops33h 09m

Los Angeles

Sun 27/9

23:50-12:55

2 stops29h 05m

£656

BelfastLos Angeles

BHD - LAX

BHDLAX

Belfast City

Sun 10/5

13:10-11:30

1 stop30h 20m

Los Angeles

Sun 17/5

20:20-18:45

1 stop14h 25m

£657

Fastest return journey

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Thu 7/5

09:35-17:40

1 stop16h 05m

San Francisco

Thu 14/5

16:35-15:30

1 stop14h 55m

£669

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Thu 7/5

06:30-19:04

2 stops20h 34m

San Francisco

Thu 14/5

13:40-18:45

2 stops21h 05m

£685

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Wed 29/7

06:30-20:59

2 stops22h 29m

San Francisco

Thu 20/8

07:30-10:10

2 stops18h 40m

£686

BelfastOntario

BHD - ONT

BHDONT

Belfast City

Fri 1/5

06:30-18:30

2 stops20h 00m

Ontario

Tue 12/5

12:19-17:35

2 stops21h 16m

£711

BelfastLas Vegas

BHD - LAS

BHDLAS

Belfast City

Tue 15/9

09:50-00:02

2 stops22h 12m

Las Vegas Harry Reid Intl

Sun 20/9

20:25-16:55

1 stop12h 30m

£855

BelfastLas Vegas

BHD - LAS

BHDLAS

Belfast City

Wed 16/9

09:50-21:56

2 stops20h 06m

Las Vegas Harry Reid Intl

Sun 20/9

20:25-16:55

1 stop12h 30m

£856

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

If you are unable to visit California during the month of March, then departing from Belfast City Airport during the month August is also very affordable. Most momondo users find prices during this month for around £461.

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

You could potentially save up to 3% on your flight if you consider stops on a Belfast City Airport to California flight.

Cheap Belfast City Airport to California flight deals and tips

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

Fastest flight time	15h 20m
Direct flights	None

The fastest flight from Belfast City Airport to California takes 15h 20m

There are no direct flights from Belfast City Airport to California. There are no popular flight routes from Belfast City Airport to California.

Search flight deals

Frequently asked questions about flying from Belfast City Airport to California

When did momondo last update prices for flights from Belfast City Airport to California?
Prices for flights from Belfast City Airport to California were last updated today.
How many operators does momondo search for flights from Belfast City Airport to California?
As of April 2026, there are 2 operators available to choose from for flights from Belfast City Airport to California.
How old do you have to be to fly from Belfast City Airport to California?
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 Belfast City Airport 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.

Best airlines flying from Belfast City Airport to California

Compare and see reviews for airlines that fly from Belfast City Airport to California with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom £386	Free Cancellation	Rating 6.7 7,881 reviews		Search British Airways flights
KLM	PriceFrom £504	Free Cancellation	Rating 7.8 1,496 reviews		Search KLM flights

Why use momondo?

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

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 California from Belfast.

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

Yes. momondo allows you to filter the results for Belfast to California flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Belfast and California by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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