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Cheap flights from Belfast Intl Airport to California

BFS — LAX
12 Dec — 19 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Belfast Intl to California

Popular in

June

Cheapest in

January

Average price

£649
Highest demand for flights based on searches. 8% potential increase in price (£47 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£19 potential savings vs. average return price).
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Average for round-trip flights in November 2026
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Cheapflights Insights

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

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

Airfare is typical for this route at the moment.

Belfast Intl Airport to California flights typically cost between £527 and £847 in April.
The cheapest return price found within the last 5 days was £739 on Multiple Airlines (8 Apr–12 Apr).

Reviews of airlines servicing California

Read reviews from past customers who have flown with British Airways from Belfast Intl Airport to California. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
8,280 reviews
Check prices

Food

6.4

Boarding

7.0

Entertainment

6.5

Crew

7.7

Overall

6.7

Comfort

6.8

Reviews

1 / 20
6.0
Good

Roxanne,Sept 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.
British Airways
6.7
Okay
8,280 reviews
British Airways
6.7
Okay
8,280 reviews
Check prices

Food

6.4

Boarding

7.0

Entertainment

6.5

Crew

7.7

Overall

6.7

Comfort

6.8

Reviews

1 / 20
6.0
Good

Roxanne,Sept 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.

Related info for your journey

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

    The most popular flight routes from Belfast Intl Airport to California are Belfast Intl - Los Angeles, Belfast Intl - Las Vegas Harry Reid Intl and Belfast Intl - Ontario.

  • 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Belfast Intl to California

AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£490Average£652FlexibilityNo cancel feeOn-time70%
Search British Airways flights

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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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