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Cheap flights from Belfast City Airport to California from £390

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/4. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — LAX
17 Mar — 24 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Belfast City to California

Enter your travel dates to find the best prices.

Cheapest flights from Belfast City to California
Explore the most affordable flight options available from Belfast City to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 February 2026.

Tue 1/909:40
BHD
-
SFO
1 stop16h 00m
British Airways
Wed 16/916:35
SFO
-
BHD
1 stop15h 05m
British Airways
Deal found 15/2£559
Fri 13/308:45
BHD
-
SFO
2 stops22h 12m
British Airways
Mon 16/306:21
SFO
-
BHD
2 stops21h 19m
British Airways
Deal found 12/2£605
Fri 24/406:30
BHD
-
SFO
1 stop15h 20m
British Airways
Tue 28/411:15
SFO
-
BHD
2 stops20h 05m
British Airways
Deal found 12/2£614
Sun 15/312:10
BHD
-
SFO
2 stops30h 03m
British Airways
Sun 22/321:40
SFO
-
BHD
1 stop14h 00m
British Airways
Deal found 15/2£614
Thu 19/306:35
BHD
-
ONT
2 stops21h 49m
British Airways
Mon 23/323:58
ONT
-
BHD
2 stops28h 32m
British Airways
Deal found 12/2£616
Wed 4/306:35
BHD
-
LAX
1 stop16h 45m
British Airways
Sun 8/318:40
LAX
-
BHD
1 stop17h 00m
British Airways
Deal found 12/2£621
Fri 27/206:45
BHD
-
ONT
2 stops23h 44m
British Airways
Tue 3/314:39
ONT
-
BHD
2 stops16h 11m
British Airways
Deal found 12/2£624
Thu 19/220:00
BHD
-
LAX
2 stops28h 35m
British Airways
Mon 23/216:42
LAX
-
BHD
2 stops15h 23m
British Airways
Deal found 11/2£780
Fri 20/206:45
BHD
-
SNA
2 stops23h 11m
British Airways
Mon 23/214:48
SNA
-
BHD
2 stops17h 17m
British Airways
Deal found 12/2£791
Thu 19/210:40
BHD
-
SNA
2 stops19h 16m
British Airways
Mon 23/213:27
SNA
-
BHD
2 stops18h 38m
British Airways
Deal found 11/2£793
Wed 24/609:50
BHD
-
LAS
1 stop16h 45m
Virgin Atlantic
Sun 28/620:25
LAS
-
BHD
1 stop12h 30m
Virgin Atlantic
Deal found 14/2£850
Wed 24/609:50
BHD
-
LAS
2 stops20h 06m
KLM
Sun 28/620:25
LAS
-
BHD
1 stop28h 55m
KLM
Deal found 14/2£855

Find flight deals from Belfast City to California

Keep the following information in mind while searching for Belfast City to California flight deals. Data was last updated 15 February 2026.

Round-trip from

£605

One-way from

£390

Popular in

December

Cheapest in

June

Average price

£811
British Airways
  • British Airways
  • 13/3-16/3
  • 4 total stops
  • 43h 31m total
  • Belfast to California
Search Deals
28/4
  • 28/4
  • 1 total stop
  • 15h 40m total
  • Belfast to California
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£79 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£23 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Belfast City to California 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, Cheapflights users made 858,174 searches. Data last updated 15 February 2026.
Use the filters below to find and compare flights from Belfast City Airport to California that are best for you.

Fly from

Belfast City

Fly to

California

Route

Depart

Return

Price

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Fri 13/3

08:45-23:57

2 stops22h 12m

San Francisco

Mon 16/3

06:21-10:40

2 stops21h 19m

£605

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Sun 15/3

17:20-12:50

1 stop26h 30m

San Francisco

Sun 22/3

14:55-16:50

1 stop18h 55m

£605

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Sun 15/3

17:20-12:50

1 stop26h 30m

San Francisco

Sun 22/3

14:55-16:50

1 stop18h 55m

£607

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Fri 24/4

20:10-13:50

1 stop25h 40m

San Francisco

Tue 28/4

16:35-15:20

1 stop14h 45m

£614

BelfastOntario

BHD - ONT

BHDONT

Belfast City

Thu 19/3

06:35-21:24

2 stops21h 49m

Ontario

Mon 23/3

23:58-11:30

2 stops28h 32m

£616

BelfastLos Angeles

BHD - LAX

BHDLAX

Belfast City

Wed 4/3

06:35-15:20

1 stop16h 45m

Los Angeles

Sun 8/3

18:40-18:40

1 stop17h 00m

£621

BelfastOntario

BHD - ONT

BHDONT

Belfast City

Fri 27/2

06:45-22:29

2 stops23h 44m

Ontario

Tue 3/3

14:39-14:50

2 stops16h 11m

£624

BelfastLas Vegas

BHD - LAS

BHDLAS

Belfast City

Wed 24/6

09:50-18:35

1 stop16h 45m

Las Vegas Harry Reid Intl

Sun 28/6

20:25-16:55

1 stop12h 30m

£850

BelfastLas Vegas

BHD - LAS

BHDLAS

Belfast City

Wed 24/6

09:50-21:56

2 stops20h 06m

Las Vegas Harry Reid Intl

Sun 28/6

20:25-09:20

1 stop28h 55m

£855

BelfastLas Vegas

BHD - LAS

BHDLAS

Belfast City

Fri 3/7

17:30-18:35

1 stop33h 05m

Las Vegas Harry Reid Intl

Fri 10/7

20:25-16:55

1 stop12h 30m

£881

Flights are sorted by cheapest return flights first.

Deals found on 13/2

Showing 1-10 of 29 results
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Best time to book a flight from Belfast City to California

Have a flexible travel schedule? Discover the best time to fly to California from Belfast City with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Belfast City Airport to California

What is the cheapest month to book a flight from Belfast City Airport to California?

Currently, November is the cheapest month in which you can book a flight from Belfast City Airport to California (average of £349). Flying from Belfast City Airport to California in July is currently the most expensive (average of £566). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Belfast City Airport to California?

Reviews of airlines servicing California

Get insights into the airlines that provide service to California. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to California. Reviews last updated 15 February 2026.
Read through reviews of airlines operating flights from Belfast City Airport to California, such as KLM and British Airways. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,455 reviews
Check prices

Comfort

7.6

Entertainment

7.1

Crew

8.4

Overall

7.7

Food

7.3

Boarding

7.8

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,455 reviews
KLM
7.7
Good
1,455 reviews
Check prices

Comfort

7.6

Entertainment

7.1

Crew

8.4

Overall

7.7

Food

7.3

Boarding

7.8

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
British Airways
6.7
Okay
7,749 reviews
KLM
7.7
Good
1,455 reviews
Check prices

Comfort

7.6

Entertainment

7.1

Crew

8.4

Overall

7.7

Food

7.3

Boarding

7.8

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

Related info for your journey

Find useful and relevant information for your journey from Belfast City to California. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Belfast City Airport to California?

    A quick flight from Belfast City Airport to California can take about 22h 12m. British Airways provides one of the quickest options available for as low as £605. The distance from Belfast City Airport to California is about 5038 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Belfast City Airport to California?

    Most travelers choose Belfast City - Las Vegas Harry Reid Intl, Belfast City - Santa Ana J. Wayne/Orange Cnty or Belfast City - San Francisco when deciding on the best route from Belfast City Airport to California.

  • Can I find deals for flights from Belfast City to California that include hotel bookings?

    Yes. In addition to deals on Belfast City to California flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Belfast City to California?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Belfast City to California.

  • Can I find deals for business class flights from Belfast City to California?

    Yes. Cheapflights offers flight deals from Belfast City to California by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Belfast City Airport to California?

    Currently, November is the cheapest month in which you can book a flight from Belfast City Airport to California (average of £349). Flying from Belfast City Airport to California in July is currently the most expensive (average of £566). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 2 airlines flying from Belfast City to California

Discover the top 2 airlines that operate flights from Belfast City to California. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 15 February 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£380Average£576FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£497Average£637FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Belfast City to California?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Belfast City to California. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Belfast City to California?

Millions of users choose and trust Cheapflights to book the best flight deals from Belfast City to California for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Belfast City to California with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Belfast City to California, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Belfast City to California become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to California from Belfast City today and book when prices fit your budget.

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