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Cheap flights from San Francisco to Northern Ireland from £154

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 Northern Ireland departing on 18/4. 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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Find the cheapest flights from San Francisco to Northern Ireland

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
14:36 - 16:45
SFO
-
BHD
18h 09m2 stops
British Airways Logo
19:25 - 15:00
BHD
-
SFO
27h 35m1 stop
£478British Airways
Tue, 13 Jan - Tue, 20 Jan
British Airways Logo
14:36 - 16:45
SFO
-
BHD
18h 09m2 stops
British Airways Logo
08:45 - 23:12
BHD
-
SFO
22h 27m2 stops
£481British Airways
Tue, 13 Jan - Tue, 20 Jan
British Airways Logo
17:30 - 18:40
SFO
-
BHD
17h 10m1 stop
British Airways Logo
19:25 - 15:00
BHD
-
SFO
27h 35m1 stop
£482British Airways
Sun, 18 Jan - Mon, 26 Jan
British Airways Logo
17:30 - 16:45
SFO
-
BHD
15h 15m1 stop
British Airways Logo
08:45 - 15:00
BHD
-
SFO
14h 15m1 stop
£485British Airways
Tue, 13 Jan - Tue, 20 Jan
British Airways Logo
20:40 - 07:30
SFO
-
BHD
26h 50m1 stop
British Airways Logo
08:45 - 15:00
BHD
-
SFO
14h 15m1 stop
£489British Airways
Wed, 14 Jan - Tue, 20 Jan
Delta Logo
13:55 - 16:50
SFO
-
BHD
18h 55m1 stop
Delta Logo
17:20 - 11:50
BHD
-
SFO
26h 30m1 stop
£498Delta
Tue, 13 Jan - Thu, 22 Jan
Delta Logo
05:45 - 16:50
SFO
-
BHD
27h 05m2 stops
Delta Logo
17:20 - 11:50
BHD
-
SFO
26h 30m1 stop
£502Delta
Tue, 13 Jan - Mon, 26 Jan
British Airways Logo
21:00 - 20:30
SFO
-
BHD
15h 30m1 stop
British Airways Logo
19:25 - 15:00
BHD
-
SFO
27h 35m1 stop
£504British Airways
Thu, 15 Jan - Mon, 26 Jan
Delta Logo
05:55 - 16:50
SFO
-
BHD
26h 55m2 stops
Delta Logo
17:20 - 17:38
BHD
-
SFO
32h 18m2 stops
£509Delta
Tue, 13 Jan - Tue, 20 Jan
Multiple Airlines Logo
08:25 - 16:35
SFO
-
BFS
24h 10m3 stops
Multiple Airlines Logo
14:15 - 16:30
BFS
-
SFO
34h 15m2 stops
£759Multiple Airlines
Mon, 2 Feb - Mon, 9 Feb

British Airways flights from San Francisco to Northern Ireland

Our best British Airways deals on San Francisco to Northern Ireland flight tickets
British Airways
13 Jan
SFO14:36San Francisco
18h 09m
2 stops
BHD16:45Belfast City
20 Jan
BHD19:25Belfast City
27h 35m
1 stop
SFO15:00San Francisco
£478
Find similar
British Airways
13 Jan
SFO14:36San Francisco
18h 09m
2 stops
BHD16:45Belfast City
20 Jan
BHD08:45Belfast City
22h 27m
2 stops
SFO23:12San Francisco
£481
Find similar
British Airways
18 Jan
SFO17:30San Francisco
17h 10m
1 stop
BHD18:40Belfast City
26 Jan
BHD19:25Belfast City
27h 35m
1 stop
SFO15:00San Francisco
£482
Find similar

Delta flights from San Francisco to Northern Ireland

Our best Delta deals on San Francisco to Northern Ireland flight tickets
Delta
13 Jan
SFO13:55San Francisco
18h 55m
1 stop
BHD16:50Belfast City
22 Jan
BHD17:20Belfast City
26h 30m
1 stop
SFO11:50San Francisco
£498
Find similar
Delta
13 Jan
SFO05:45San Francisco
27h 05m
2 stops
BHD16:50Belfast City
26 Jan
BHD17:20Belfast City
26h 30m
1 stop
SFO11:50San Francisco
£502
Find similar
Delta
13 Jan
SFO05:55San Francisco
26h 55m
2 stops
BHD16:50Belfast City
20 Jan
BHD17:20Belfast City
32h 18m
2 stops
SFO17:38San Francisco
£509
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from San Francisco to Northern Ireland 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 21 December 2025.
Use the filters below to find and compare flights from San Francisco to Northern Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Tue 13/1

14:36-16:45

2 stops18h 09m

Belfast City

Tue 20/1

19:25-15:00

1 stop27h 35m

£478

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Tue 13/1

14:36-16:45

2 stops18h 09m

Belfast City

Tue 20/1

08:45-23:12

2 stops22h 27m

£481

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Sun 18/1

17:30-18:40

1 stop17h 10m

Belfast City

Mon 26/1

19:25-15:00

1 stop27h 35m

£482

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Tue 13/1

17:30-16:45

1 stop15h 15m

Belfast City

Tue 20/1

08:45-15:00

1 stop14h 15m

£485

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Wed 14/1

20:40-07:30

1 stop26h 50m

Belfast City

Tue 20/1

08:45-15:00

1 stop14h 15m

£489

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Tue 13/1

13:55-16:50

1 stop18h 55m

Belfast City

Thu 22/1

17:20-11:50

1 stop26h 30m

£498

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Tue 13/1

05:45-16:50

2 stops27h 05m

Belfast City

Mon 26/1

17:20-11:50

1 stop26h 30m

£502

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Thu 15/1

21:00-20:30

1 stop15h 30m

Belfast City

Mon 26/1

19:25-15:00

1 stop27h 35m

£504

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Tue 13/1

05:55-16:50

2 stops26h 55m

Belfast City

Tue 20/1

17:20-17:38

2 stops32h 18m

£509

San FranciscoBelfast

SFO - BFS

SFOBFS

San Francisco

Mon 2/2

08:25-16:35

3 stops24h 10m

Belfast Intl

Mon 9/2

14:15-16:30

2 stops34h 15m

£759

Flights are sorted by cheapest return flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
1
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See travel insights to Northern Ireland from

How to get the cheapest flight ticket from San Francisco to Northern Ireland

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 Northern Ireland?

In general, April is the cheapest month to fly from San Francisco to Northern Ireland. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £465. If you’re not able to fly to Northern Ireland in April, then October is your next best option. Flight prices from San Francisco to Northern Ireland during October average around £487.

Cheap San Francisco to Northern Ireland flight deals and tips

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

Fastest flight time

14h 35m

Direct flights

None
The fastest flight from San Francisco to Northern Ireland takes 14h 35m
There are no direct flights from San Francisco to Northern Ireland. There are no popular flight routes from San Francisco to Northern Ireland.
Search flight deals

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

    Prices for flights from San Francisco Airport to Northern Ireland are refreshed on a daily basis.

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

    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 Northern Ireland.

  • What documentation or ID do you need to fly to Northern Ireland?

    The required travel and health documents for your Northern Ireland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Northern Ireland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

It is quick and easy to find San Francisco to Northern Ireland flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Northern Ireland that suits you.

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

Yes. All flights to Northern Ireland from San Francisco on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Francisco to Northern Ireland.

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

Price alerts on flights to Northern Ireland 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.

An easier way to manage your Northern Ireland trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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Find better results for your trip to Northern Ireland

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