$312+ Cheap flights from California to Belfast
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BHD
Dec 8 — Dec 151
Round-trip
1 adult, Economy
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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
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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
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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 November 8, 2026.
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 November 8, 2026.
This American Airlines deal was found by Cheapflights users on 11/7. 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.
Sun 12/66:00 pm -
1 stop16h 50m
Tue 12/226:35 am -
1 stop21h 45m
Deal found 11/7![American Airlines logo]()
$949
This Delta deal was found by Cheapflights users on 11/7. 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.
Sun 12/66:00 am -
2 stops19h 10m
Tue 12/229:40 am -
1 stop34h 05m
Deal found 11/7![Delta logo]()
$966
This Booking.com deal was found by Cheapflights users on 11/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/38:35 pm -
1 stop30h 20m
Thu 12/108:00 pm -
1 stop26h 55m
Deal found 11/3![British Airways logo]()
$1,022
This lastminute.com deal was found by Cheapflights users on 11/7. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/62:25 pm -
2 stops42h 20m
Tue 12/229:40 am -
2 stops56h 51m
Deal found 11/7![Virgin Atlantic logo]()
$1,032
This Delta deal was found by Cheapflights users on 11/3. 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.
Thu 12/36:00 am -
2 stops19h 10m
Thu 12/105:15 pm -
1 stop26h 30m
Deal found 11/3![Delta logo]()
$1,034
This Cheapflightsfares deal was found by Cheapflights users on 11/3. 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.
Tue 11/175:25 pm -
1 stop15h 20m
Tue 11/246:35 am -
1 stop16h 20m
Deal found 11/3![British Airways logo]()
$1,083
This Booking.com deal was found by Cheapflights users on 11/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/48:35 pm -
1 stop14h 30m
Wed 11/116:35 am -
1 stop16h 20m
Deal found 11/3![British Airways logo]()
$1,101
This Mytrip deal was found by Cheapflights users on 11/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:30 am -
3 stops30h 35m
Thu 12/1010:00 am -
3 stops42h 08m
Deal found 11/3![Multiple Airlines logo]()
$1,140
This FlightHub deal was found by Cheapflights users on 11/3. 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.
Thu 11/123:30 pm -
1 stop13h 15m
Tue 11/176:15 pm -
2 stops30h 25m
Deal found 11/3![British Airways logo]()
$1,142
This Expedia deal was found by Cheapflights users on 11/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2411:47 pm -
2 stops33h 38m
Mon 12/286:45 am -
1 stop21h 35m
Deal found 11/6![Iberia logo]()
$1,252
This American Airlines deal was found by Cheapflights users on 11/4. 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.
Mon 12/285:44 am -
2 stops21h 06m
Tue 1/510:00 am -
2 stops20h 54m
Deal found 11/4![American Airlines logo]()
$1,307
This Mytrip deal was found by Cheapflights users on 11/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/178:25 am -
3 stops24h 40m
Tue 11/246:50 am -
2 stops20h 45m
Deal found 11/3![Multiple Airlines logo]()
$1,310
Best flights from California to BelfastDiscover carefully curated flight deals from California to Belfast that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 8, 2026.
Discover carefully curated flight deals from California to Belfast that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 8, 2026.
This Expedia deal was found by Cheapflights users on 11/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/241:15 pm -
2 stops17h 00m
Wed 3/3110:05 am -
2 stops18h 23m
Deal found 11/6![British Airways logo]()
$879
This Delta deal was found by Cheapflights users on 11/7. 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.
Sun 12/66:00 am -
2 stops19h 10m
Tue 12/229:40 am -
1 stop34h 05m
Deal found 11/7![Delta logo]()
$966
This American Airlines deal was found by Cheapflights users on 11/3. 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.
Fri 3/191:36 pm -
2 stops17h 29m
Sat 3/279:20 am -
2 stops19h 49m
Deal found 11/3![American Airlines logo]()
$1,083
This Mytrip deal was found by Cheapflights users on 11/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:30 am -
3 stops30h 35m
Thu 12/1010:00 am -
3 stops42h 08m
Deal found 11/3![Multiple Airlines logo]()
$1,140
This British Airways deal was found by Cheapflights users on 11/3. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/35:05 pm -
1 stop14h 25m
Wed 5/58:35 pm -
1 stop26h 20m
Deal found 11/3![British Airways logo]()
$894
This British Airways deal was found by Cheapflights users on 11/7. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/225:25 pm -
1 stop16h 00m
Wed 2/245:35 pm -
1 stop29h 20m
Deal found 11/7![British Airways logo]()
$901
This Delta deal was found by Cheapflights users on 11/3. 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.
Thu 12/36:00 am -
2 stops19h 10m
Thu 12/105:15 pm -
1 stop26h 30m
Deal found 11/3![Delta logo]()
$1,034
This British Airways deal was found by Cheapflights users on 11/6. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/289:37 am -
2 stops17h 08m
Wed 3/312:20 pm -
2 stops19h 18m
Deal found 11/6![British Airways logo]()
$921
This American Airlines deal was found by Cheapflights users on 11/4. 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.
Mon 12/285:44 am -
2 stops21h 06m
Tue 1/510:00 am -
2 stops20h 54m
Deal found 11/4![American Airlines logo]()
$1,307
This FlightHub deal was found by Cheapflights users on 11/4. 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.
Wed 1/271:18 pm -
2 stops17h 17m
Tue 2/26:35 am -
2 stops19h 59m
Deal found 11/4![British Airways logo]()
$989
This Ovago deal was found by Cheapflights users on 11/3. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2811:59 pm -
2 stops26h 51m
Tue 1/510:00 am -
3 stops61h 33m
Deal found 11/3![Multiple Airlines logo]()
$1,371
This Justfly.com deal was found by Cheapflights users on 11/3. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/191:15 pm -
2 stops17h 50m
Sun 3/288:10 pm -
1 stop26h 45m
Deal found 11/3![British Airways logo]()
$994
This KAYAK deal was found by Cheapflights users on 11/3. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/68:40 pm -
1 stop15h 45m
Sun 3/1412:00 pm -
1 stop14h 35m
Deal found 11/3![British Airways logo]()
$1,000
This FlightHub deal was found by Cheapflights users on 11/3. 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.
Thu 12/37:25 am -
2 stops19h 30m
Thu 12/108:00 pm -
2 stops30h 03m
Deal found 11/3![British Airways logo]()
$1,031
This Priceline deal was found by Cheapflights users on 11/5. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/57:36 am -
2 stops19h 19m
Sat 2/66:15 pm -
1 stop29h 55m
Deal found 11/5![British Airways logo]()
$1,107
This British Airways deal was found by Cheapflights users on 11/3. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/281:44 pm -
2 stops21h 06m
Wed 3/36:35 am -
2 stops23h 31m
Deal found 11/3![British Airways logo]()
$1,144
This British Airways deal was found by Cheapflights users on 11/4. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/111:33 am -
2 stops18h 42m
Wed 3/33:45 pm -
1 stop31h 10m
Deal found 11/4![British Airways logo]()
$1,145
This British Airways deal was found by Cheapflights users on 11/7. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/264:12 pm -
2 stops19h 13m
Wed 4/288:35 pm -
1 stop25h 15m
Deal found 11/7![British Airways logo]()
$1,150
This British Airways deal was found by Cheapflights users on 11/3. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/62:29 pm -
2 stops18h 16m
Sun 3/149:20 am -
2 stops20h 30m
Deal found 11/3![British Airways logo]()
$1,244
This FlightHub deal was found by Cheapflights users on 11/3. 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.
Mon 12/2811:59 pm -
2 stops27h 31m
Tue 1/57:30 pm -
2 stops35h 43m
Deal found 11/3![British Airways logo]()
$1,438
Last-minute flights from California to BelfastDiscover last-minute flight deals from California to Belfast. Data last updated November 8, 2026 and is based on user searches.
Discover last-minute flight deals from California to Belfast. Data last updated November 8, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 11/3. 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.
Thu 11/123:30 pm -
1 stop13h 15m
Tue 11/176:15 pm -
2 stops30h 25m
Deal found 11/3![British Airways logo]()
$1,142
This Cheapflightsfares deal was found by Cheapflights users on 11/3. 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.
Tue 11/175:25 pm -
1 stop15h 20m
Tue 11/246:35 am -
1 stop16h 20m
Deal found 11/3![British Airways logo]()
$1,083
This Mytrip deal was found by Cheapflights users on 11/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/178:25 am -
3 stops24h 40m
Tue 11/246:50 am -
2 stops20h 45m
Deal found 11/3![Multiple Airlines logo]()
$1,310
This Booking.com deal was found by Cheapflights users on 11/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/38:35 pm -
1 stop30h 20m
Thu 12/108:00 pm -
1 stop26h 55m
Deal found 11/3![British Airways logo]()
$1,022
This Delta deal was found by Cheapflights users on 11/3. 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.
Thu 12/36:00 am -
2 stops19h 10m
Thu 12/105:15 pm -
1 stop26h 30m
Deal found 11/3![Delta logo]()
$1,034
This Mytrip deal was found by Cheapflights users on 11/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:30 am -
3 stops30h 35m
Thu 12/1010:00 am -
3 stops42h 08m
Deal found 11/3![Multiple Airlines logo]()
$1,140
This American Airlines deal was found by Cheapflights users on 11/7. 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.
Sun 12/66:00 pm -
1 stop16h 50m
Tue 12/226:35 am -
1 stop21h 45m
Deal found 11/7![American Airlines logo]()
$949
This Delta deal was found by Cheapflights users on 11/7. 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.
Sun 12/66:00 am -
2 stops19h 10m
Tue 12/229:40 am -
1 stop34h 05m
Deal found 11/7![Delta logo]()
$966
This lastminute.com deal was found by Cheapflights users on 11/7. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/62:25 pm -
2 stops42h 20m
Tue 12/229:40 am -
2 stops56h 51m
Deal found 11/7![Virgin Atlantic logo]()
$1,032
This Expedia deal was found by Cheapflights users on 11/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2411:47 pm -
2 stops33h 38m
Mon 12/286:45 am -
1 stop21h 35m
Deal found 11/6![Iberia logo]()
$1,252
This American Airlines deal was found by Cheapflights users on 11/4. 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.
Mon 12/285:44 am -
2 stops21h 06m
Tue 1/510:00 am -
2 stops20h 54m
Deal found 11/4![American Airlines logo]()
$1,307
This Ovago deal was found by Cheapflights users on 11/3. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2811:59 pm -
2 stops26h 51m
Tue 1/510:00 am -
3 stops61h 33m
Deal found 11/3![Multiple Airlines logo]()
$1,371
One-way flights from California to BelfastSearch for one-way flight options from California to Belfast. Find affordable one-way fares based on user searches. Data last updated November 8, 2026.
Search for one-way flight options from California to Belfast. Find affordable one-way fares based on user searches. Data last updated November 8, 2026.
This Expedia deal was found by Cheapflights users on 11/5. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/143:45 pm -
1 stop13h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![British Airways logo]()
$312
This Expedia deal was found by Cheapflights users on 11/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/95:25 pm -
1 stop15h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![British Airways logo]()
$317
This Expedia deal was found by Cheapflights users on 11/5. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1410:59 am -
2 stops18h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![British Airways logo]()
$317
This Expedia deal was found by Cheapflights users on 11/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/48:35 pm -
1 stop15h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Iberia logo]()
$366
This Expedia deal was found by Cheapflights users on 11/5. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/56:00 pm -
1 stop17h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![British Airways logo]()
$366
This Expedia deal was found by Cheapflights users on 11/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/41:18 pm -
2 stops16h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![British Airways logo]()
$370
This Kiwi.com deal was found by Cheapflights users on 11/6. 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.
Sat 11/285:10 pm -
3 stops30h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Multiple Airlines logo]()
$392
This Kiwi.com deal was found by Cheapflights users on 11/6. 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.
Wed 2/35:20 pm -
2 stops42h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Multiple Airlines logo]()
$394
This Kiwi.com deal was found by Cheapflights users on 11/4. 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.
Fri 11/137:15 pm -
3 stops52h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Multiple Airlines logo]()
$435
This Kiwi.com deal was found by Cheapflights users on 11/5. 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.
Wed 4/147:35 pm -
3 stops29h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Multiple Airlines logo]()
$453
This Kiwi.com deal was found by Cheapflights users on 11/6. 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.
Thu 2/49:40 pm -
3 stops37h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Multiple Airlines logo]()
$463
This Kiwi.com deal was found by Cheapflights users on 11/5. 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.
Sat 12/54:35 pm -
3 stops32h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Multiple Airlines logo]()
$471
Find flight deals from California to Belfast
Keep the following information in mind while searching for California to Belfast flight deals. Data was last updated November 8, 2026.
Round-trip from | $862 (Expedia) |
|---|---|
One-way from | $312 (Expedia) |
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 7,457,451 searches. Data last updated November 8, 2026.
Use the filters below to find and compare flights from California to Belfast that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San FranciscoBelfast
SFO San Francisco - BHD Belfast City
SFOBHD
San Francisco
Tue 2/9
5:25 pm-4:45 pm
1 stop15h 20m
Belfast City
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$317
OntarioBelfast
ONT Ontario - BHD Belfast City
ONTBHD
Ontario
Wed 4/14
10:59 am-1:35 pm
2 stops18h 36m
Belfast City
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$317
San FranciscoBelfast
SFO San Francisco - BHD Belfast City
SFOBHD
San Francisco
Thu 2/4
8:35 pm-8:20 pm
1 stop15h 45m
Belfast City
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$366
San DiegoBelfast
SAN San Diego - BHD Belfast City
SANBHD
San Diego
Fri 2/5
6:00 pm-7:10 pm
1 stop17h 10m
Belfast City
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$366
San FranciscoBelfast
SFO San Francisco - BHD Belfast City
SFOBHD
San Francisco
Wed 2/3
5:20 pm-7:35 pm
2 stops42h 15m
Belfast City
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$394
Los AngelesBelfast
LAX Los Angeles - BHD Belfast City
LAXBHD
Los Angeles
Sat 11/28
5:00 pm-9:45 am
2 stops56h 45m
Belfast City
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$398
San FranciscoBelfast
SFO San Francisco - BHD Belfast City
SFOBHD
San Francisco
Fri 11/13
7:15 pm-7:30 am
3 stops52h 15m
Belfast City
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$435
San FranciscoBelfast
SFO San Francisco - BHD Belfast City
SFOBHD
San Francisco
Sat 12/5
4:35 pm-9:00 am
3 stops32h 25m
Belfast City
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$471
San FranciscoBelfast
SFO San Francisco - BHD Belfast City
SFOBHD
San Francisco
Tue 2/9
9:40 pm-2:30 pm
3 stops32h 50m
Belfast City
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$504
Los AngelesBelfast
LAX Los Angeles - BHD Belfast City
LAXBHD
Los Angeles
Fri 1/8
8:25 pm-9:50 am
2 stops29h 25m
Belfast City
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$506
Showing 1-10 of 38 resultsSorted by cheapest first
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.
LAX-BHD
SFO-BHD
ONT-BHD
SAN-BHD
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
USCA-BF1
LAX-BHD
SFO-BHD
ONT-BHD
SAN-BHD
No data available for this route at this time. Please check back soon.
Related info for your journey
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Alternative routes for California to Belfast
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Complete your trip
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Search flights from California to Belfast by cabin class
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California and Belfast flights
Browse other California and Belfast flight options. Last updated on November 8, 2026.
Popular flight searches
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Top airline flying from California to Belfast
Discover the top airline 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 7,457,451 searches. Data last updated November 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$586 | Average$1,012 | FlexibilityNo cancel fee | On-time70% |