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Cheap flights from San Francisco to Belfast from £251

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Belfast departing on 16/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Find the cheapest flights from San Francisco to Belfast

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
16:35 - 15:40
SFO
-
BHD
15h 05m
1 stop
British Airways Logo
20:35 - 13:50
BHD
-
SFO
25h 15m
1 stop
£477British Airways
Mi, 29 Jul - Do, 27 Aug
British Airways Logo
11:07 - 13:35
SFO
-
BHD
18h 28m
2 stops
British Airways Logo
20:35 - 13:50
BHD
-
SFO
25h 15m
1 stop
£479British Airways
Mi, 29 Jul - Do, 27 Aug
British Airways Logo
11:07 - 13:35
SFO
-
BHD
18h 28m
2 stops
British Airways Logo
09:35 - 20:37
BHD
-
SFO
19h 02m
2 stops
£481British Airways
Mi, 29 Jul - Do, 27 Aug
British Airways Logo
20:40 - 19:10
SFO
-
BHD
14h 30m
1 stop
British Airways Logo
06:30 - 15:00
BHD
-
SFO
16h 30m
1 stop
£503British Airways
Mi, 4 Mrz - So, 8 Mrz
British Airways Logo
17:30 - 16:35
SFO
-
BHD
15h 05m
1 stop
British Airways Logo
06:30 - 15:00
BHD
-
SFO
16h 30m
1 stop
£520British Airways
Mi, 25 Feb - So, 1 Mrz
British Airways Logo
11:45 - 13:35
SFO
-
BHD
17h 50m
2 stops
British Airways Logo
19:30 - 13:50
BHD
-
SFO
26h 20m
1 stop
£619British Airways
Mi, 27 Mai - Do, 4 Jun
British Airways Logo
11:45 - 13:35
SFO
-
BHD
17h 50m
2 stops
British Airways Logo
09:35 - 20:56
BHD
-
SFO
19h 21m
2 stops
£621British Airways
Mi, 27 Mai - Do, 4 Jun
British Airways Logo
19:20 - 19:50
SFO
-
BHD
16h 30m
1 stop
British Airways Logo
06:30 - 13:50
BHD
-
SFO
15h 20m
1 stop
£632British Airways
Mi, 27 Mai - Do, 4 Jun
Multiple Airlines Logo
08:30 - 20:25
SFO
-
BFS
28h 55m
3 stops
Multiple Airlines Logo
07:05 - 20:35
BFS
-
SFO
20h 30m
2 stops
£677Multiple Airlines
Do, 19 Mrz - Do, 26 Mrz
Multiple Airlines Logo
15:40 - 20:25
SFO
-
BFS
21h 45m
2 stops
Multiple Airlines Logo
07:05 - 20:35
BFS
-
SFO
20h 30m
2 stops
£698Multiple Airlines
Do, 19 Mrz - Do, 26 Mrz

British Airways flights from San Francisco to Belfast

Our best British Airways deals on San Francisco to Belfast flight tickets
British Airways
29 Jul
SFO16:35San Francisco
15h 05m
1 stop
BHD15:40Belfast City
27 Aug
BHD20:35Belfast City
25h 15m
1 stop
SFO13:50San Francisco
£477
British Airways
29 Jul
SFO11:07San Francisco
18h 28m
2 stops
BHD13:35Belfast City
27 Aug
BHD20:35Belfast City
25h 15m
1 stop
SFO13:50San Francisco
£479
British Airways
29 Jul
SFO11:07San Francisco
18h 28m
2 stops
BHD13:35Belfast City
27 Aug
BHD09:35Belfast City
19h 02m
2 stops
SFO20:37San Francisco
£481

momondo Fare Finder

 
Customise 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, momondo users made 279,928 searches. Data last updated 3 Februar 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

Price

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Mi 29/7

16:35-15:40

1 stop15h 05m

Belfast City

Do 27/8

20:35-13:50

1 stop25h 15m

£477

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Mi 29/7

11:07-13:35

2 stops18h 28m

Belfast City

Do 27/8

20:35-13:50

1 stop25h 15m

£479

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Mi 29/7

11:07-13:35

2 stops18h 28m

Belfast City

Do 27/8

09:35-20:37

2 stops19h 02m

£481

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Mi 4/3

20:40-19:10

1 stop14h 30m

Belfast City

So 8/3

06:30-15:00

1 stop16h 30m

£503

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Mi 25/2

17:30-16:35

1 stop15h 05m

Belfast City

So 1/3

06:30-15:00

1 stop16h 30m

£520

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Mi 27/5

11:45-13:35

2 stops17h 50m

Belfast City

Do 4/6

19:30-13:50

1 stop26h 20m

£619

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Mi 27/5

11:45-13:35

2 stops17h 50m

Belfast City

Do 4/6

09:35-20:56

2 stops19h 21m

£621

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Mi 27/5

19:20-19:50

1 stop16h 30m

Belfast City

Do 4/6

06:30-13:50

1 stop15h 20m

£632

San FranciscoBelfast

SFO - BFS

SFOBFS

San Francisco

Do 19/3

08:30-20:25

3 stops28h 55m

Belfast Intl

Do 26/3

07:05-20:35

2 stops20h 30m

£677

San FranciscoBelfast

SFO - BFS

SFOBFS

San Francisco

Do 19/3

15:40-20:25

2 stops21h 45m

Belfast Intl

Do 26/3

07:05-20:35

2 stops20h 30m

£698

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Belfast from

How to get the cheapest flight ticket from San Francisco to Belfast

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Belfast?

The cheapest month to fly to Belfast from San Francisco is in April. Flight prices, which tend to average around £455, are often lower during this time because this is during the off-season. If you aren’t able to travel to Belfast during the month of April, then flying in October is also cheap. Prices for this month can be found on momondo for an average of £476.

Cheap San Francisco to Belfast flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Belfast

Fastest flight time

14h 30m

Direct flights

None
The fastest flight from San Francisco to Belfast takes 14h 30m
There are no direct flights from San Francisco to Belfast. There are no popular flight routes from San Francisco to Belfast.
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  • How far is San Francisco to Belfast by plane?

    The straight-line distance from San Francisco to Belfast is 5028.1 mi. A reasonable flight in good conditions will take 14h 30m.

  • When did momondo last update prices for flights from San Francisco Airport to Belfast?

    Prices for flights from San Francisco Airport to Belfast refresh daily.

  • How old do you have to be to fly from San Francisco Airport to Belfast?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Belfast.

  • What documentation or ID do you need to fly to Belfast?

    The travel and health documents you'll need for your trip to Belfast may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Belfast. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Belfast?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Francisco to Belfast. momondo saves you time and could save you money on your trip.

Can I find flights from San Francisco to Belfast with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Belfast from San Francisco with this policy.

How can momondo help me find flights from San Francisco to Belfast?

momondo helps you find the best flight between San Francisco and Belfast by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from San Francisco to Belfast right now. Can momondo alert me if prices change?

Price alerts on flights to Belfast from San Francisco are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Do 5/3
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Find better results for your trip to the United Kingdom

Fly into one of these airports located in Belfast

Airports listed have a maximum distance of 12.2 mi from Belfast
Belfast Intl Airport
Belfast City Airport