$384+ Cheap flights from San Francisco (SFO) 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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BHD
Sep 4 — Sep 111
Round-trip
1 adult, Economy
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Find cheap flights from San Francisco 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 San Francisco to Belfast
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Best
Last-minute
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Cheapest flights from San Francisco to BelfastExplore the most affordable flight options available from San Francisco to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 5, 2026.
Explore the most affordable flight options available from San Francisco to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 5, 2026.
This Expedia deal was found by Cheapflights users on 8/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/158:35 pm -
1 stop14h 05m
Thu 11/197:40 am -
1 stop15h 15m
Deal found 8/3![British Airways logo]()
$847
This British Airways deal was found by Cheapflights users on 8/3. 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 11/165:25 pm -
1 stop17h 10m
Fri 11/208:45 am -
1 stop18h 00m
Deal found 8/3![British Airways logo]()
$873
This British Airways deal was found by Cheapflights users on 8/4. 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.
Sun 11/155:25 pm -
1 stop17h 15m
Wed 11/1812:25 pm -
1 stop14h 20m
Deal found 8/4![British Airways logo]()
$875
This SmartFares deal was found by Cheapflights users on 8/4. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/219:23 pm -
2 stops27h 37m
Tue 10/68:25 pm -
1 stop25h 25m
Deal found 8/4![British Airways logo]()
$883
This American Airlines deal was found by Cheapflights users on 8/4. 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 9/214:35 pm -
1 stop14h 55m
Tue 10/61:45 pm -
1 stop32h 05m
Deal found 8/4![American Airlines logo]()
$894
This British Airways deal was found by Cheapflights users on 8/4. 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.
Tue 9/84:31 pm -
2 stops18h 24m
Tue 9/158:25 pm -
1 stop25h 25m
Deal found 8/4![British Airways logo]()
$901
This American Airlines deal was found by Cheapflights users on 8/4. 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.
Tue 9/84:51 pm -
2 stops18h 04m
Tue 9/156:30 am -
2 stops19h 39m
Deal found 8/4![American Airlines logo]()
$909
This Mytrip deal was found by Cheapflights users on 8/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/151:00 pm -
2 stops25h 50m
Sat 10/3111:00 pm -
3 stops47h 45m
Deal found 8/1![Multiple Airlines logo]()
$920
This Mytrip deal was found by Cheapflights users on 8/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/88:30 am -
2 stops22h 45m
Tue 9/157:35 am -
3 stops39h 00m
Deal found 8/4![Multiple Airlines logo]()
$972
This Kiwi.com deal was found by Cheapflights users on 8/4. 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.
Mon 9/218:30 pm -
1 stop30h 10m
Tue 10/68:50 am -
2 stops39h 25m
Deal found 8/4![Multiple Airlines logo]()
$973
This Mytrip deal was found by Cheapflights users on 8/3. 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.
Sun 11/155:20 pm -
2 stops20h 20m
Thu 11/196:30 am -
3 stops41h 35m
Deal found 8/3![Multiple Airlines logo]()
$988
This Mytrip deal was found by Cheapflights users on 8/3. 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.
Mon 8/316:35 am -
3 stops20h 40m
Mon 9/79:25 pm -
3 stops32h 24m
Deal found 8/3![Multiple Airlines logo]()
$1,086
Best flights from San Francisco to BelfastDiscover carefully curated flight deals from San Francisco to Belfast that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 5, 2026.
Discover carefully curated flight deals from San Francisco to Belfast that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 5, 2026.
This Expedia deal was found by Cheapflights users on 8/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/151:34 pm -
2 stops16h 21m
Thu 11/197:40 am -
2 stops18h 40m
Deal found 8/3![British Airways logo]()
$861
This American Airlines deal was found by Cheapflights users on 8/4. 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 9/214:35 pm -
1 stop14h 55m
Tue 10/61:45 pm -
1 stop32h 05m
Deal found 8/4![American Airlines logo]()
$894
This Mytrip deal was found by Cheapflights users on 8/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/151:00 pm -
2 stops25h 50m
Sat 10/3111:00 pm -
3 stops47h 45m
Deal found 8/1![Multiple Airlines logo]()
$920
This Delta deal was found by Cheapflights users on 8/3. 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.
Mon 8/311:45 pm -
1 stop19h 10m
Mon 9/75:30 pm -
1 stop26h 15m
Deal found 8/3![Delta logo]()
$1,000
This British Airways deal was found by Cheapflights users on 7/31. 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 11/165:25 pm -
1 stop17h 10m
Fri 11/208:45 am -
1 stop18h 00m
Deal found 7/31![British Airways logo]()
$872
This British Airways deal was found by Cheapflights users on 8/3. 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 11/155:25 pm -
1 stop17h 15m
Wed 11/1812:25 pm -
1 stop14h 20m
Deal found 8/3![British Airways logo]()
$873
This Kiwi.com deal was found by Cheapflights users on 8/4. 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.
Mon 9/218:30 pm -
1 stop30h 10m
Tue 10/68:50 am -
2 stops39h 25m
Deal found 8/4![Multiple Airlines logo]()
$973
This Mytrip deal was found by Cheapflights users on 8/3. 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.
Sun 11/155:20 pm -
2 stops20h 20m
Thu 11/196:30 am -
3 stops41h 35m
Deal found 8/3![Multiple Airlines logo]()
$988
This British Airways deal was found by Cheapflights users on 8/1. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/157:30 pm -
1 stop17h 05m
Sat 10/313:05 pm -
1 stop31h 50m
Deal found 8/1![British Airways logo]()
$995
This Mytrip deal was found by Cheapflights users on 8/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/84:45 pm -
2 stops23h 05m
Tue 9/152:50 pm -
2 stops31h 50m
Deal found 8/4![Multiple Airlines logo]()
$1,080
This Mytrip deal was found by Cheapflights users on 8/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/88:30 am -
2 stops23h 55m
Mon 9/146:40 am -
2 stops23h 09m
Deal found 8/1![Multiple Airlines logo]()
$1,113
This Mytrip deal was found by Cheapflights users on 8/3. 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.
Mon 8/318:10 am -
2 stops19h 05m
Mon 9/79:25 pm -
3 stops32h 30m
Deal found 8/3![Multiple Airlines logo]()
$1,114
Last-minute flights from San Francisco to BelfastDiscover last-minute flight deals from San Francisco to Belfast. Data last updated August 5, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Belfast. Data last updated August 5, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/3. 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.
Sun 8/3012:12 am -
2 stops25h 08m
Mon 9/75:30 pm -
1 stop26h 15m
Deal found 8/3![Delta logo]()
$962
This American Airlines deal was found by Cheapflights users on 7/31. 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 8/308:45 am -
2 stops17h 45m
Sun 9/611:00 am -
2 stops19h 18m
Deal found 7/31![American Airlines logo]()
$1,000
This oojo deal was found by Cheapflights users on 8/3. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/313:46 pm -
2 stops18h 59m
Mon 9/77:35 pm -
2 stops28h 23m
Deal found 8/3![British Airways logo]()
$999
This Mytrip deal was found by Cheapflights users on 8/3. 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.
Mon 8/316:35 am -
3 stops20h 40m
Mon 9/79:25 pm -
3 stops32h 24m
Deal found 8/3![Multiple Airlines logo]()
$1,086
This FlightHub deal was found by Cheapflights users on 8/2. 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 9/311:45 am -
2 stops23h 40m
Tue 9/88:25 pm -
1 stop25h 25m
Deal found 8/2![British Airways logo]()
$965
This British Airways deal was found by Cheapflights users on 8/4. 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.
Tue 9/84:31 pm -
2 stops18h 24m
Tue 9/158:25 pm -
1 stop25h 25m
Deal found 8/4![British Airways logo]()
$901
This American Airlines deal was found by Cheapflights users on 8/4. 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.
Tue 9/84:51 pm -
2 stops18h 04m
Tue 9/156:30 am -
2 stops19h 39m
Deal found 8/4![American Airlines logo]()
$909
This Mytrip deal was found by Cheapflights users on 8/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/88:30 am -
2 stops22h 45m
Tue 9/157:35 am -
3 stops39h 00m
Deal found 8/4![Multiple Airlines logo]()
$972
This Mytrip deal was found by Cheapflights users on 8/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/88:30 am -
2 stops22h 45m
Mon 9/149:25 pm -
3 stops32h 24m
Deal found 8/1![Multiple Airlines logo]()
$1,107
This SmartFares deal was found by Cheapflights users on 8/4. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/219:23 pm -
2 stops27h 37m
Tue 10/68:25 pm -
1 stop25h 25m
Deal found 8/4![British Airways logo]()
$883
This American Airlines deal was found by Cheapflights users on 8/4. 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 9/214:35 pm -
1 stop14h 55m
Tue 10/61:45 pm -
1 stop32h 05m
Deal found 8/4![American Airlines logo]()
$894
This Kiwi.com deal was found by Cheapflights users on 8/4. 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.
Mon 9/218:30 pm -
1 stop30h 10m
Tue 10/68:50 am -
2 stops39h 25m
Deal found 8/4![Multiple Airlines logo]()
$973
One-way flights from San Francisco to BelfastSearch for one-way flight options from San Francisco to Belfast. Find affordable one-way fares based on user searches. Data last updated August 5, 2026.
Search for one-way flight options from San Francisco to Belfast. Find affordable one-way fares based on user searches. Data last updated August 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:05 pm -
3 stops32h 10m
Deal found 8/3![Multiple Airlines logo]()
$384
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:00 am -
3 stops27h 05m
Deal found 8/1![Multiple Airlines logo]()
$395
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/11:00 pm -
3 stops37h 00m
Deal found 8/3![Multiple Airlines logo]()
$423
This Air France deal was found by Cheapflights users on 8/4. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/81:45 pm -
1 stop19h 10m
Deal found 8/4![Air France logo]()
$468
This oojo deal was found by Cheapflights users on 8/4. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/811:45 am -
2 stops21h 50m
Deal found 8/4![British Airways logo]()
$472
This Kiwi.com deal was found by Cheapflights users on 8/4. 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.
Tue 9/85:40 pm -
2 stops31h 10m
Deal found 8/4![Multiple Airlines logo]()
$491
This Kiwi.com deal was found by Cheapflights users on 8/4. 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.
Tue 9/811:20 am -
3 stops43h 10m
Deal found 8/4![Multiple Airlines logo]()
$516
This Air France deal was found by Cheapflights users on 8/3. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/11:45 pm -
1 stop19h 10m
Deal found 8/3![Air France logo]()
$517
This FlightHub deal was found by Cheapflights users on 8/1. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/213:46 pm -
2 stops18h 24m
Deal found 8/1![British Airways logo]()
$680
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/214:30 pm -
3 stops36h 40m
Deal found 8/1![Multiple Airlines logo]()
$1,262
This Air France deal was found by Cheapflights users on 8/1. 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.
Fri 8/211:45 pm -
1 stop19h 10m
Deal found 8/1![Air France logo]()
$1,328
Find flight deals from San Francisco to Belfast
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Belfast (BF1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 5, 2026.
Round-trip from | $847 (Expedia) |
|---|---|
One-way from | $384 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco 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 August 5, 2026.
Use the filters below to find and compare flights from San Francisco 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
Sun 11/15
1:34 pm-1:55 pm
2 stops16h 21m
Belfast City
Thu 11/19
7:40 am-6:20 pm
2 stops18h 40m
$861
San FranciscoBelfast
SFO San Francisco - BHD Belfast City
SFOBHD
San Francisco
Mon 11/16
5:25 pm-6:35 pm
1 stop17h 10m
Belfast City
Fri 11/20
8:45 am-6:45 pm
1 stop18h 00m
$872
Quickest round-trip
San FranciscoBelfast
SFO San Francisco - BHD Belfast City
SFOBHD
San Francisco
Sun 11/15
5:25 pm-6:40 pm
1 stop17h 15m
Belfast City
Wed 11/18
12:25 pm-6:45 pm
1 stop14h 20m
$873
San FranciscoBelfast
SFO San Francisco - BHD Belfast City
SFOBHD
San Francisco
Mon 9/21
4:35 pm-3:30 pm
1 stop14h 55m
Belfast City
Tue 10/6
1:45 pm-1:50 pm
1 stop32h 05m
$894
San FranciscoBelfast
SFO San Francisco - BFS Belfast Intl
SFOBFS
San Francisco
Thu 10/15
1:00 pm-10:50 pm
2 stops25h 50m
Belfast Intl
Sat 10/31
11:00 pm-3:45 pm
3 stops47h 45m
$920
San FranciscoBelfast
SFO San Francisco - BFS Belfast Intl
SFOBFS
San Francisco
Mon 9/21
8:30 pm-10:40 am
1 stop30h 10m
Belfast Intl
Tue 10/6
8:50 am-4:15 pm
2 stops39h 25m
$973
San FranciscoBelfast
SFO San Francisco - BFS Belfast Intl
SFOBFS
San Francisco
Sun 11/15
5:20 pm-9:40 pm
2 stops20h 20m
Belfast Intl
Thu 11/19
6:30 am-4:05 pm
3 stops41h 35m
$988
San FranciscoBelfast
SFO San Francisco - BHD Belfast City
SFOBHD
San Francisco
Thu 10/15
7:30 pm-8:35 pm
1 stop17h 05m
Belfast City
Sat 10/31
3:05 pm-3:55 pm
1 stop31h 50m
$995
San FranciscoBelfast
SFO San Francisco - BHD Belfast City
SFOBHD
San Francisco
Mon 8/31
1:45 pm-4:55 pm
1 stop19h 10m
Belfast City
Mon 9/7
5:30 pm-11:45 am
1 stop26h 15m
$1,000
San FranciscoBelfast
SFO San Francisco - BFS Belfast Intl
SFOBFS
San Francisco
Tue 9/8
4:45 pm-11:50 pm
2 stops23h 05m
Belfast Intl
Tue 9/15
2:50 pm-2:40 pm
2 stops31h 50m
$1,080
Showing 1-10 of 20 resultsSorted by cheapest first
Best time to book a flight from San Francisco to Belfast
Have a flexible travel schedule? Discover the best time to fly to Belfast from San Francisco with our price prediction graph.
SFO-BF1
SFO-BFS
SFO-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 San Francisco to Belfast
SFO-BF1
SFO-BFS
SFO-BHD
No data available for this route at this time. Please check back soon.
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 August 5, 2026.
Get a feel of what it's like to fly with British Airways from San Francisco to Belfast by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.0
Food
6.4
Comfort
6.8
Crew
7.7
Entertainment
6.5
Overall
6.7
Reviews
1 / 20
8.0
ExcellentLakshmi,Dec 2025
SFO - LHR
Boarding
7.0
Food
6.4
Comfort
6.8
Crew
7.7
Entertainment
6.5
Overall
6.7
Reviews
1 / 20
8.0
ExcellentLakshmi,Dec 2025
SFO - LHR
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Top airline flying from San Francisco to Belfast
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$586 | Average$844 | FlexibilityNo cancel fee | On-time70% |