$403+ Cheap flights from California to Belfast
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 6/15. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BHD
מאי 6 — מאי 131
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from California to Belfast with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from California to Belfast
Keep the following information in mind while searching for California to Belfast flight deals. Data was last updated מאי 1, 2025.
Round-trip from | $593 (Cheapflightsfares) |
|---|---|
One-way from | $403 (Kiwi.com) |
Popular in | June |
Cheapest in | November |
Average price | $846 |
Find flight deals from California to Belfast
Cheapest flights from California to BelfastExplore the most affordable flight options available from California to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on מאי 1, 2025.
Explore the most affordable flight options available from California to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on מאי 1, 2025.
This Cheapflightsfares deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ד' 10/158:05 pmLAX - BHD
1 stop14h 35mBritish Airways
ה' 10/231:15 pmBHD - LAX
1 stop15h 00mBritish Airways
Deal found 4/30![British Airways logo]()
$593
This American Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ד' 10/153:07 pmLAX - BHD
2 stops16h 28mAmerican Airlines
ה' 10/2312:40 pmBHD - LAX
1 stop15h 35mAmerican Airlines
Deal found 4/30![American Airlines logo]()
$621
This oojo deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ש' 5/311:59 pmSFO - BHD
2 stops27h 31mBritish Airways
ש' 5/107:00 pmBHD - SFO
2 stops32h 16mBritish Airways
Deal found 5/1![British Airways logo]()
$632
This American Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ש' 5/310:19 amSFO - BHD
2 stops17h 56mAmerican Airlines
ש' 5/107:05 amBHD - SFO
1 stop14h 45mAmerican Airlines
Deal found 4/30![American Airlines logo]()
$651
This oojo deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ג' 9/2310:54 amONT - BHD
2 stops18h 06mBritish Airways
ג' 9/308:20 pmBHD - ONT
2 stops33h 20mBritish Airways
Deal found 5/1![British Airways logo]()
$671
This KLM deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ד' 9/241:50 pmLAX - BHD
1 stop19h 05mKLM
ג' 9/305:25 pmBHD - LAX
1 stop26h 25mKLM
Deal found 5/1![KLM logo]()
$734
This Kiwi.com deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ב' 7/284:30 pmLAX - BFS
1 stop21h 55mMultiple Airlines
ה' 8/148:20 amBFS - LAX
2 stops21h 50mMultiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$751
This Kiwi.com deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ו' 8/14:30 pmLAX - BHD
1 stop19h 55mMultiple Airlines
ש' 8/166:55 amBHD - LAX
2 stops23h 15mMultiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$793
This Delta deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
א' 7/276:00 amLAX - BHD
2 stops31h 15mDelta
ה' 8/146:30 amBHD - LAX
1 stop16h 20mDelta
Deal found 4/30![Delta logo]()
$832
This Air France deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ד' 9/245:05 pmONT - BHD
2 stops15h 50mKLM
ד' 10/16:30 amBHD - ONT
2 stops17h 44mKLM
Deal found 5/1![KLM logo]()
$948
This FlightHub deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ג' 7/298:15 pmLAX - BHD
2 stops16h 35mAer Lingus
ד' 8/137:00 amBHD - LAX
2 stops19h 25mAer Lingus
Deal found 4/30![Aer Lingus logo]()
$985
This American Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ד' 5/2810:05 pmLAS - BHD
1 stop12h 35mAmerican Airlines
ד' 6/411:30 amBHD - LAS
2 stops18h 30mAmerican Airlines
Deal found 4/30![American Airlines logo]()
$1,041
Cheapflights Fare Finder
Customize your flight search to find flights from California to Belfast 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 2,558,603 searches. Data last updated מאי 1, 2025.
Use the filters below to find and compare flights from California to Belfast that are best for you.
Fly from
California
Fly to
Belfast
Route
Depart
Return
Price
Los AngelesBelfast
LAX - BHD
LAXBHD
Los Angeles
ד' 10/15
8:05 pm-6:40 pm
1 stop14h 35m
Belfast City
ה' 10/23
1:15 pm-8:15 pm
1 stop15h 00m
$593
Los AngelesBelfast
LAX - BHD
LAXBHD
Los Angeles
ד' 10/15
3:07 pm-3:35 pm
2 stops16h 28m
Belfast City
ה' 10/23
12:40 pm-8:15 pm
1 stop15h 35m
$621
San FranciscoBelfast
SFO - BHD
SFOBHD
San Francisco
ו' 9/19
7:20 pm-8:45 pm
1 stop17h 25m
Belfast City
א' 9/28
6:50 am-1:50 pm
1 stop15h 00m
$648
San FranciscoBelfast
SFO - BHD
SFOBHD
San Francisco
ג' 7/8
7:20 pm-8:45 pm
1 stop17h 25m
Belfast City
ג' 9/16
9:35 am-5:25 pm
1 stop15h 50m
$670
OntarioBelfast
ONT - BHD
ONTBHD
Ontario
ג' 9/23
10:54 am-1:00 pm
2 stops18h 06m
Belfast City
ג' 9/30
8:20 pm-9:40 pm
2 stops33h 20m
$671
Los AngelesBelfast
LAX - BHD
LAXBHD
Los Angeles
ד' 9/24
1:50 pm-4:55 pm
1 stop19h 05m
Belfast City
ג' 9/30
5:25 pm-11:50 am
1 stop26h 25m
$734
Los AngelesBelfast
LAX - BFS
LAXBFS
Los Angeles
ב' 7/28
4:30 pm-10:25 pm
1 stop21h 55m
Belfast Intl
ה' 8/14
8:20 am-10:10 pm
2 stops21h 50m
$751
Los AngelesBelfast
LAX - BHD
LAXBHD
Los Angeles
ו' 8/1
4:30 pm-8:25 pm
1 stop19h 55m
Belfast City
ש' 8/16
6:55 am-10:10 pm
2 stops23h 15m
$793
Los AngelesBelfast
LAX - BHD
LAXBHD
Los Angeles
א' 7/27
7:00 am-9:15 pm
2 stops30h 15m
Belfast City
ג' 8/12
5:25 pm-2:50 pm
1 stop29h 25m
$832
OntarioBelfast
ONT - BHD
ONTBHD
Ontario
ד' 9/24
5:05 pm-4:55 pm
2 stops15h 50m
Belfast City
ד' 10/1
6:30 am-4:14 pm
2 stops17h 44m
$948
Showing 1-10 of 22 results
Best time to book a flight from California to Belfast
Have a flexible travel schedule? Discover the best time to fly to Belfast from California with our price prediction graph.
Estimated round-trip 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
What is the cheapest month to book a flight from California to Belfast?
Currently, February is the cheapest month in which you can book a flight from California to Belfast (average of $657). Flying from California to Belfast in June is currently the most expensive (average of $1,189). 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 BFS?
Find hourly flight availability from California to Belfast. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated מאי 1, 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from California to Belfast as you normally would.
Rainfall in Belfast by month
Plan your trip to Belfast by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Belfast ranges from 2.0 - 3.5 inches per month. October is typically the wettest month, when rainfall can reach 3.5 in. April is typically the driest time to visit Belfast when rainfall is around 2.0 in.
Temperature in Belfast by month
Plan your trip to Belfast by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Belfast, 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 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).
Reviews of airlines servicing Belfast
Get insights into the airlines that provide service to Belfast. 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 Belfast. Reviews last updated מאי 1, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and Finnair from California to Belfast to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Boarding
8.2
Food
7.3
Entertainment
7.9
Crew
8.5
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
8.0
Boarding
8.2
Food
7.3
Entertainment
7.9
Crew
8.5
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
8.0
Boarding
8.2
Food
7.3
Entertainment
7.9
Crew
8.5
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
8.0
Boarding
8.2
Food
7.3
Entertainment
7.9
Crew
8.5
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
8.0
Boarding
8.2
Food
7.3
Entertainment
7.9
Crew
8.5
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
8.0
Boarding
8.2
Food
7.3
Entertainment
7.9
Crew
8.5
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Related info for your journey
Find useful and relevant information for your journey from California to Belfast. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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
See prices for flight routes from nearby airports that may be better suited for you.
Top 2 airlines flying from California to Belfast
Discover the top 2 airlines that operate flights from California to Belfast. 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 2,558,603 searches. Data last updated מאי 1, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$493 | Average$912 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$588 | Average$991 | FlexibilityNo cancel fee | On-time70% |