
Round-trip from | $639 (Cheapflightsfares) |
|---|---|
One-way from | $372 (Kiwi.com) |
Popular in | January |
Cheapest in | April |
Average price | $651 |
Fly from
Fly to
Route
Depart
Return
Price
San FranciscoBelfast
SFO - BHD
SFOBHD
San Francisco
mar. 3/24
9:40 pm-6:40 pm
1 stop14h 00m
Belfast City
mar. 3/31
6:35 am-5:40 pm
1 stop19h 05m
San FranciscoBelfast
SFO - BHD
SFOBHD
San Francisco
mar. 3/24
10:24 am-11:30 am
2 stops18h 06m
Belfast City
mar. 3/31
6:35 am-6:42 pm
2 stops20h 07m
San FranciscoBelfast
SFO - BHD
SFOBHD
San Francisco
dom. 12/7
8:00 am-10:20 am
2 stops18h 20m
Belfast City
dom. 12/14
6:30 am-3:00 pm
1 stop16h 30m
San FranciscoBelfast
SFO - BHD
SFOBHD
San Francisco
mié. 12/3
1:55 pm-4:50 pm
1 stop18h 55m
Belfast City
dom. 12/7
5:20 pm-11:50 am
1 stop26h 30m
San FranciscoBelfast
SFO - BHD
SFOBHD
San Francisco
dom. 12/7
1:55 pm-9:00 pm
1 stop23h 05m
Belfast City
dom. 12/14
5:20 pm-11:50 am
1 stop26h 30m
San FranciscoBelfast
SFO - BHD
SFOBHD
San Francisco
dom. 12/7
7:00 am-4:50 pm
2 stops25h 50m
Belfast City
dom. 12/14
8:25 pm-8:30 pm
2 stops32h 05m
San FranciscoBelfast
SFO - BFS
SFOBFS
San Francisco
mar. 12/9
1:00 pm-9:40 pm
2 stops24h 40m
Belfast Intl
mar. 12/16
8:35 am-2:30 pm
3 stops37h 55m
San FranciscoBelfast
SFO - BFS
SFOBFS
San Francisco
sáb. 12/6
8:25 am-10:55 am
2 stops18h 30m
Belfast Intl
dom. 12/14
6:30 am-9:22 pm
2 stops22h 52m
San FranciscoBelfast
SFO - BFS
SFOBFS
San Francisco
sáb. 12/6
8:25 am-10:55 am
2 stops18h 30m
Belfast Intl
sáb. 12/13
9:40 am-9:22 pm
2 stops19h 42m
San FranciscoBelfast
SFO - BFS
SFOBFS
San Francisco
dom. 12/7
8:25 am-8:45 pm
3 stops28h 20m
Belfast Intl
dom. 12/14
7:10 am-2:35 pm
3 stops39h 25m
Currently, April is the cheapest month in which you can book a flight from San Francisco to Northern Ireland (average of $587). Flying from San Francisco to Northern Ireland in January is currently the most expensive (average of $1,339). 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.
It’s typically best to fly out from San Francisco to Northern Ireland at noon. Doing so could potentially save you 29% on the flight price compared to flying in the morning, which is usually more expensive.
Entertainment
Boarding
Comfort
Food
Overall
Crew
Reviews
Anonymous,Aug 2025
IAD - LHR
Entertainment
Boarding
Comfort
Food
Overall
Crew
Reviews
Anonymous,Aug 2025
IAD - LHR
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$621 | Average$767 | FlexibilityNo cancel fee | On-time70% |