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Cheap flights from Belfast Intl Airport to California from £401

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 25/7. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — LAX
1 Apr — 8 Apr1
1 adult

Cheap flight deals from Belfast Intl to California

Keep the following information in mind while searching for Belfast Intl to California flight deals. Data was last updated 27 March 2025.

Round-trip from

£545

One-way from

£401

Popular in

August

Cheapest in

January

Average price

£547
1/5-7/5
  • 1/5-7/5
  • 2 total stops
  • 56h 20m total
  • Belfast to California
25/7
  • 25/7
  • 3 total stops
  • 38h 28m total
  • Belfast to California
Highest demand for flights based on searches. 15% potential increase in price (£98 potential increase over avg. return price).
Cheapest flight prices on average. 6% potential price decrease (£33 potential savings vs. average return price).
Average for round-trip flights in March 2025

Find flight deals from Belfast Intl to California

Cheapest flights from Belfast Intl to California
Explore the most affordable flight options available from Belfast Intl to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 March 2025.

Thu 1/521:10BFS - LAX
1 stop25h 00mMultiple Airlines
Wed 7/516:30LAX - BFS
1 stop31h 20mMultiple Airlines
Deal found 27/3£545
Sat 10/514:00BFS - LAS
3 stops35h 35mMultiple Airlines
Sat 17/509:55LAS - BFS
2 stops28h 30mMultiple Airlines
Deal found 26/3£595
Fri 25/708:20BFS - SFO
3 stops38h 28mMultiple Airlines
Fri 15/807:30SFO - BFS
3 stops20h 20mMultiple Airlines
Deal found 26/3£814

Cheapflights Fare Finder

Customise your flight search to find flights from Belfast Intl 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 27 March 2025.
Use the filters below to find and compare flights from Belfast Intl Airport to California that are best for you.

Fly from

Belfast Intl

Fly to

California

Route

Depart

Return

Price

BelfastLos Angeles

BFS - LAX

BFSLAX

Belfast Intl

Thu 1/5

21:10-14:10

1 stop25h 00m

Los Angeles

Wed 7/5

21:25-09:30

2 stops52h 05m

£569

BelfastLas Vegas

BFS - LAS

BFSLAS

Belfast Intl

Sat 10/5

14:00-17:35

3 stops35h 35m

Las Vegas Harry Reid Intl

Sat 17/5

09:55-22:25

2 stops28h 30m

£595

BelfastSan Francisco

BFS - SFO

BFSSFO

Belfast Intl

Fri 25/7

08:20-14:48

3 stops38h 28m

San Francisco

Fri 15/8

07:30-11:50

3 stops20h 20m

£814

BelfastSan Francisco

BFS - SFO

BFSSFO

Belfast Intl

Fri 25/7

08:20-14:48

3 stops38h 28m

£401

Flights are sorted by cheapest return flights first.

Deals found on 26/3

Best time to book a flight from Belfast Intl to California

Have a flexible travel schedule? Discover the best time to fly to California from Belfast Intl 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 Intl Airport to California

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

Currently, January is the cheapest month in which you can book a flight from Belfast Intl Airport to California (average of £575). Flying from Belfast Intl Airport to California in July is currently the most expensive (average of £811). 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.

What is the cheapest time of day to fly from BFS to CA?

Find hourly flight availability from Belfast Intl to California. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 27 March 2025.

When flying from Belfast Intl Airport to California, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in California by month

Plan your trip to California by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in California ranges from 0.0 - 87.0 inches per month. February is typically the wettest month, when rainfall can reach 87.0 mm. July is typically the driest time to visit California when rainfall is around 0.0 mm.

Temperature in California by month

Plan your trip to California by taking into account the average temperature totals by month.

If weather is an important factor for your trip to California, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

Related info for your journey

Find useful and relevant information for your journey from Belfast Intl to California. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the most popular routes from Belfast Intl Airport to California?

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Belfast Intl 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 Intl Airport to California?

    Currently, January is the cheapest month in which you can book a flight from Belfast Intl Airport to California (average of £575). Flying from Belfast Intl Airport to California in July is currently the most expensive (average of £811). 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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Alternative routes for Belfast Intl to California

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Belfast Intl to California

Discover the top airline that operate flights from Belfast Intl 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 27 March 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£423Average£584FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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

Deals for Belfast Intl to California flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Belfast Intl to California for you. Better yet — we are completely free to use.

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

Yes, we can. To see specific flights from Belfast Intl to California with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Belfast Intl 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 Intl today and book when prices fit your budget.

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