What are the cheapest airlines to fly from California to Belfast City Airport one-way?

The cheapet airlines for a one-way flight from California to Belfast City Airport are British Airways (£288), Iberia (£295), and Delta (£330).

In terms of precipitation, rainfall in Belfast City Airport ranges from 50.0 - 90.0 inches per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Belfast City Airport when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Belfast City Airport, 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 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

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

The most popular route from California to Belfast City Airport is Los Angeles - Belfast City. You may also consider San Francisco - Belfast City or Ontario - Belfast City.

What is the cheapest month to fly from California to Belfast City Airport?

November can be a great time to fly to Belfast City Airport from California with a flight ticket averaging about £622. Cheapflights users have found deals in the month of November for as cheap as £483. The most expensive prices can be found in the month of June.

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

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

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

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

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

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

£219+ Flights from California to Belfast City Airport

Cheap flight deals from California to Belfast City

Round-trip from	£437
One-way from	£219
Popular in	June
Cheapest in	November
Average price	£709

8/9-17/9
2 total stops
35h 05m total
California to Belfast

Search Deals

5/9
3 total stops
55h 38m total
California to Belfast

Search Deals

Highest demand for flights based on searches. 16% potential increase in price (£87 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Find flight deals from California to Belfast City

Cheapest flights from California to Belfast City
Explore the most affordable flight options available from California to Belfast City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 July 2025.

Mon 8/916:25LAX - BHD

1 stop20h 00mMultiple Airlines

Wed 17/907:05BHD - LAX

1 stop15h 05mMultiple Airlines

Deal found 29/6£437

Wed 15/1019:20SFO - BHD

1 stop17h 25mBritish Airways

Tue 21/1006:35BHD - SFO

1 stop18h 50mBritish Airways

Deal found 30/6£455

Wed 1/1016:52SFO - BHD

2 stops17h 48mAmerican Airlines

Wed 8/1011:30BHD - SFO

1 stop13h 55mAmerican Airlines

Deal found 30/6£464

Wed 15/1017:05LAX - BHD

1 stop14h 30mBritish Airways

Thu 23/1013:15BHD - LAX

1 stop15h 00mBritish Airways

Deal found 30/6£464

Wed 1/1006:15OAK - BHD

2 stops23h 15mMultiple Airlines

Wed 8/1006:50BHD - OAK

2 stops25h 09mMultiple Airlines

Deal found 30/6£472

Wed 15/1011:40LAX - BHD

2 stops16h 15mAmerican Airlines

Thu 23/1012:40BHD - LAX

1 stop15h 35mAmerican Airlines

Deal found 30/6£486

Tue 29/706:00SJC - BHD

2 stops23h 00mBritish Airways

Tue 5/820:20BHD - SJC

2 stops54h 10mBritish Airways

Deal found 29/6£510

Tue 22/714:37ONT - BHD

2 stops18h 53mBritish Airways

Tue 26/806:35BHD - ONT

2 stops19h 49mBritish Airways

Deal found 30/6£515

Thu 16/1009:30LAX - BHD

2 stops17h 40mIberia

Thu 23/1006:35BHD - LAX

1 stop19h 30mIberia

Deal found 29/6£522

Sun 19/1013:59SFO - BHD

2 stops18h 56mDelta

Fri 31/1006:30BHD - SFO

2 stops20h 00mDelta

Deal found 29/6£529

Sun 19/1013:45SFO - BHD

1 stop19h 10mMultiple Airlines

Sat 1/1106:30BHD - SFO

2 stops21h 07mMultiple Airlines

Deal found 29/6£547

Wed 29/1005:55OAK - BHD

2 stops27h 55mDelta

Sun 2/1117:20BHD - OAK

2 stops31h 11mDelta

Deal found 30/6£550

Best flights from California to Belfast City
Discover carefully curated flight deals from California to Belfast City that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 July 2025.

Mon 8/916:25LAX - BHD

1 stop20h 00mMultiple Airlines

Wed 17/907:05BHD - LAX

1 stop15h 05mMultiple Airlines

Deal found 29/6£437

Wed 15/1019:20SFO - BHD

1 stop17h 25mBritish Airways

Tue 21/1006:35BHD - SFO

1 stop18h 50mBritish Airways

Deal found 30/6£455

Wed 1/1016:52SFO - BHD

2 stops17h 48mAmerican Airlines

Wed 8/1011:30BHD - SFO

1 stop13h 55mAmerican Airlines

Deal found 30/6£464

Thu 16/1009:30LAX - BHD

2 stops17h 40mIberia

Thu 23/1006:35BHD - LAX

1 stop19h 30mIberia

Deal found 29/6£522

Sun 19/1013:59SFO - BHD

2 stops18h 56mDelta

Fri 31/1006:30BHD - SFO

2 stops20h 00mDelta

Deal found 29/6£529

Mon 20/1013:59SFO - BHD

2 stops18h 56mKLM

Sat 1/1106:30BHD - SFO

2 stops21h 07mKLM

Deal found 29/6£550

Wed 3/1211:05SFO - BHD

2 stops21h 45mVirgin Atlantic

Sun 7/1206:30BHD - SFO

1 stop13h 20mVirgin Atlantic

Deal found 30/6£616

Fri 7/1120:15LAX - BHD

2 stops29h 30mAer Lingus

Sun 16/1107:00BHD - LAX

2 stops19h 30mAer Lingus

Deal found 28/6£790

Wed 15/1017:05LAX - BHD

1 stop14h 30mBritish Airways

Thu 23/1013:15BHD - LAX

1 stop15h 00mBritish Airways

Deal found 30/6£464

Wed 1/1006:15OAK - BHD

2 stops23h 15mMultiple Airlines

Wed 8/1006:50BHD - OAK

2 stops25h 09mMultiple Airlines

Deal found 30/6£472

Wed 15/1011:40LAX - BHD

2 stops16h 15mAmerican Airlines

Thu 23/1012:40BHD - LAX

1 stop15h 35mAmerican Airlines

Deal found 30/6£486

Wed 29/1005:55OAK - BHD

2 stops27h 55mDelta

Sun 2/1117:20BHD - OAK

2 stops31h 11mDelta

Deal found 30/6£550

Last-minute flights from California to Belfast City
Discover last-minute flight deals from California to Belfast City. Data last updated 1 July 2025 and is based on user searches.

Wed 2/711:28SNA - BHD

2 stops18h 02mBritish Airways

Sun 20/720:05BHD - SNA

2 stops33h 12mBritish Airways

Deal found 29/6£2,495

Tue 8/700:59LAX - BHD

2 stops24h 21mBritish Airways

Wed 16/718:30BHD - LAX

1 stop28h 25mBritish Airways

Deal found 29/6£1,132

Wed 9/716:30LAX - BHD

1 stop19h 10mMultiple Airlines

Wed 16/707:05BHD - LAX

1 stop15h 05mMultiple Airlines

Deal found 29/6£884

Wed 9/717:09ONT - BHD

2 stops15h 46mKLM

Wed 16/706:30BHD - ONT

2 stops17h 59mKLM

Deal found 29/6£1,330

Tue 22/720:05LAX - BHD

1 stop15h 20mBritish Airways

Tue 26/809:35BHD - LAX

1 stop16h 00mBritish Airways

Deal found 30/6£475

Tue 22/720:05LAX - BHD

1 stop15h 20mAmerican Airlines

Tue 26/806:35BHD - LAX

2 stops19h 27mAmerican Airlines

Deal found 30/6£490

Tue 22/714:37ONT - BHD

2 stops18h 53mBritish Airways

Tue 26/806:35BHD - ONT

2 stops19h 49mBritish Airways

Deal found 30/6£515

Tue 22/709:50LAX - BHD

2 stops23h 05mDelta

Tue 26/806:30BHD - LAX

2 stops18h 31mDelta

Deal found 30/6£601

Tue 22/709:40LAX - BHD

3 stops23h 40mMultiple Airlines

Tue 26/807:05BHD - LAX

3 stops36h 12mMultiple Airlines

Deal found 30/6£675

Tue 29/711:26SFO - BHD

2 stops19h 54mBritish Airways

Tue 5/820:20BHD - SFO

2 stops31h 08mBritish Airways

Deal found 29/6£505

Tue 29/706:00SJC - BHD

2 stops23h 00mBritish Airways

Tue 5/820:20BHD - SJC

2 stops54h 10mBritish Airways

Deal found 29/6£510

Tue 29/713:50LAX - BHD

1 stop19h 05mKLM

Tue 5/817:25BHD - LAX

1 stop29h 25mKLM

Deal found 29/6£743

One-way flights from California to Belfast City
Search for one-way flight options from California to Belfast City. Find affordable one-way fares based on user searches. Data last updated 1 July 2025.

Fri 5/916:32LAX - BHD

3 stops55h 38mMultiple Airlines

Deal found 30/6£219

Fri 25/716:03SFO - BHD

2 stops56h 07mMultiple Airlines

Deal found 29/6£266

Tue 2/920:05LAX - BHD

1 stop13h 25mBritish Airways

Deal found 30/6£288

Mon 1/914:33LAX - BHD

2 stops22h 12mIberia

Deal found 30/6£295

Fri 25/719:20SFO - BHD

1 stop17h 25mBritish Airways

Deal found 29/6£299

Tue 2/916:54ONT - BHD

2 stops18h 31mBritish Airways

Deal found 30/6£302

Tue 2/916:30SNA - BHD

2 stops17h 00mBritish Airways

Deal found 30/6£302

Fri 25/723:24SJC - BHD

2 stops25h 56mBritish Airways

Deal found 29/6£307

Wed 3/916:50ONT - BHD

2 stops16h 05mDelta

Deal found 30/6£330

Sun 31/813:00LAX - BHD

2 stops19h 55mDelta

Deal found 30/6£349

Thu 4/914:54ONT - BHD

2 stops19h 51mIberia

Deal found 30/6£359

Fri 25/709:28OAK - BHD

2 stops15h 57mBritish Airways

Deal found 29/6£715

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Mon 8/9

16:25-20:25

1 stop20h 00m

Belfast City

Wed 17/9

07:05-14:10

1 stop15h 05m

£437

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Wed 15/10

19:20-20:45

1 stop17h 25m

Belfast City

Tue 21/10

06:35-17:25

1 stop18h 50m

£455

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Wed 1/10

16:52-18:40

2 stops17h 48m

Belfast City

Wed 8/10

11:30-17:25

1 stop13h 55m

£464

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Wed 15/10

17:05-15:35

1 stop14h 30m

Belfast City

Thu 23/10

13:15-20:15

1 stop15h 00m

£464

OaklandBelfast

OAK - BHD

OAKBHD

Oakland

Wed 1/10

06:15-13:30

2 stops23h 15m

Belfast City

Wed 8/10

06:50-23:59

2 stops25h 09m

£472

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Wed 15/10

11:40-11:55

2 stops16h 15m

Belfast City

Thu 23/10

12:40-20:15

1 stop15h 35m

£486

San JoseBelfast

SJC - BHD

SJCBHD

San Jose

Tue 29/7

06:00-13:00

2 stops23h 00m

Belfast City

Tue 5/8

20:20-18:30

2 stops54h 10m

£510

OntarioBelfast

ONT - BHD

ONTBHD

Ontario

Tue 22/7

14:37-17:30

2 stops18h 53m

Belfast City

Tue 26/8

06:35-18:24

2 stops19h 49m

£515

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Thu 16/10

09:30-11:10

2 stops17h 40m

Belfast City

Thu 23/10

06:35-18:05

1 stop19h 30m

£522

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Sun 19/10

13:59-16:55

2 stops18h 56m

Belfast City

Fri 31/10

06:30-19:30

2 stops20h 00m

£529

Flights are sorted by cheapest return flights first.

Deals found on 30/6

Showing 1-10 of 38 results

Best time to book a flight from California to Belfast City

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

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

Currently, April is the cheapest month in which you can book a flight from California to Belfast City Airport (average of £98). Flying from California to Belfast City Airport in December is currently the most expensive (average of £116). 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 CA to BHD?

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

Reviews of airlines servicing Belfast City

Read reviews from past customers who have flown with Delta, KLM, andVirgin Atlantic from California to Belfast City Airport. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very Good

7,973 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very Good

7,973 reviews

Delta

8.0

Very Good

7,973 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM

7.8

Good

1,366 reviews

Delta

8.0

Very Good

7,973 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Virgin Atlantic

7.4

Good

654 reviews

Delta

8.0

Very Good

7,973 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very Good

7,973 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Aer Lingus

7.1

Good

1,140 reviews

Delta

8.0

Very Good

7,973 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What are the cheapest airlines to fly from California to Belfast City Airport one-way?
The cheapet airlines for a one-way flight from California to Belfast City Airport are British Airways (£288), Iberia (£295), and Delta (£330).
What are the most popular routes from California to Belfast City Airport?
The most popular route from California to Belfast City Airport is Los Angeles - Belfast City. You may also consider San Francisco - Belfast City or Ontario - Belfast City.
Can I find deals for flights from California to Belfast City that include hotel bookings?
Yes. In addition to deals on California to Belfast City flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from California to Belfast City?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from California to Belfast City.
Can I find deals for business class flights from California to Belfast City?
Yes. Cheapflights offers flight deals from California to Belfast City 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 California to Belfast City Airport?
Currently, April is the cheapest month in which you can book a flight from California to Belfast City Airport (average of £98). Flying from California to Belfast City Airport in December is currently the most expensive (average of £116). 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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Bangor

Carrickfergus

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Fly with Cheapflights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from California to Belfast City. 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 California to Belfast City?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from California to Belfast City.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from California to Belfast City flexibly with Cheapflights today.

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Of course! You can now track prices for flights from California to Belfast City and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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Cheap flights from California to Belfast City Airport from £219

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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from California to Belfast City

Keep the following information in mind while searching for California to Belfast City flight deals. Data was last updated 1 July 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from California to Belfast City

Cheapest flights from California to Belfast CityExplore the most affordable flight options available from California to Belfast City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 July 2025.

Explore the most affordable flight options available from California to Belfast City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 July 2025.

Cheapflights Fare Finder

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

Best time to book a flight from California to Belfast City

Have a flexible travel schedule? Discover the best time to fly to Belfast City from California with our price prediction graph.

Cheapflights Insights

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

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

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

Find hourly flight availability from California to Belfast City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 1 July 2025.

Reviews of airlines servicing Belfast City

Read reviews from past customers who have flown with Delta, KLM, andVirgin Atlantic from California to Belfast City Airport. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

What are the cheapest airlines to fly from California to Belfast City Airport one-way?

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

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

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

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

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

Travelling to a place near California?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for California to Belfast City

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

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 California to Belfast City?

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

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

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

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Cheapest flights from California to Belfast City
Explore the most affordable flight options available from California to Belfast City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 July 2025.