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

Prices for flights from Northern Ireland to San Francisco Airport refresh daily.

How many operators does momondo search for flights from Northern Ireland to San Francisco Airport?

As of April 2026, there are 2 operators available to choose from for flights from Northern Ireland to San Francisco Airport.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Northern Ireland to San Francisco Airport.

What documentation or ID do you need to fly to San Francisco Airport?

The travel and health documents required for your trip to San Francisco Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Francisco Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£359 Cheap Flights from Northern Ireland to San Francisco in 2026

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Find the cheapest flights from Northern Ireland to San Francisco

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

06:30 - 13:50

BHD

SFO

15h 20m

1 stop

21:49 - 08:50

SFO

BHD

27h 01m

2 stops

£623British Airways

Wed, 2 Sep - Sun, 6 Sep

06:30 - 13:50

BHD

SFO

15h 20m

1 stop

21:49 - 08:50

SFO

BHD

27h 01m

2 stops

£623British Airways

Wed, 2 Sep - Sun, 6 Sep

06:30 - 13:50

BHD

SFO

15h 20m

1 stop

16:35 - 15:30

SFO

BHD

14h 55m

1 stop

£624British Airways

Tue, 28 Jul - Mon, 17 Aug

11:35 - 00:58

BHD

SFO

21h 23m

2 stops

10:16 - 15:20

SFO

BHD

21h 04m

2 stops

£626American Airlines

Wed, 29 Jul - Tue, 18 Aug

06:30 - 22:28

BHD

SFO

23h 58m

2 stops

16:35 - 17:30

SFO

BHD

16h 55m

1 stop

£627British Airways

Mon, 27 Jul - Mon, 17 Aug

09:40 - 22:28

BHD

SFO

20h 48m

2 stops

09:56 - 10:45

SFO

BHD

16h 49m

2 stops

£629British Airways

Mon, 27 Jul - Tue, 18 Aug

06:30 - 17:40

BHD

SFO

19h 10m

1 stop

16:15 - 18:10

SFO

BHD

17h 55m

2 stops

£638Multiple Airlines

Fri, 24 Apr - Fri, 1 May

06:30 - 23:59

BHD

SFO

25h 29m

2 stops

13:40 - 18:10

SFO

BHD

20h 30m

2 stops

£642Multiple Airlines

Fri, 24 Apr - Fri, 1 May

06:30 - 13:50

BHD

SFO

15h 20m

1 stop

21:49 - 08:50

SFO

BHD

27h 01m

2 stops

£648British Airways

Wed, 2 Sep - Sun, 6 Sep

10:05 - 21:33

BHD

SFO

19h 28m

2 stops

21:49 - 08:50

SFO

BHD

27h 01m

2 stops

£651British Airways

Wed, 2 Sep - Sun, 6 Sep

British Airways flights from Northern Ireland to San Francisco

Our best British Airways deals on Northern Ireland to San Francisco flight tickets

British Airways

2 Sept

BHD06:30Belfast City

15h 20m

1 stop

SFO13:50San Francisco

6 Sept

SFO21:49San Francisco

27h 01m

2 stops

BHD08:50Belfast City

£623

British Airways

2 Sept

BHD06:30Belfast City

15h 20m

1 stop

SFO13:50San Francisco

6 Sept

SFO21:49San Francisco

27h 01m

2 stops

BHD08:50Belfast City

£623

British Airways

28 Jul

BHD06:30Belfast City

15h 20m

1 stop

SFO13:50San Francisco

18 Aug

SFO16:35San Francisco

14h 45m

1 stop

BHD15:20Belfast City

£624

American Airlines flights from Northern Ireland to San Francisco

Our best American Airlines deals on Northern Ireland to San Francisco flight tickets

American Airlines

29 Jul

BHD11:35Belfast City

21h 23m

2 stops

SFO00:58San Francisco

18 Aug

SFO10:16San Francisco

21h 04m

2 stops

BHD15:20Belfast City

£626

American Airlines

25 Jul

BHD07:05Belfast City

21h 00m

2 stops

SFO20:05San Francisco

18 Aug

SFO16:35San Francisco

14h 45m

1 stop

BHD15:20Belfast City

£656

American Airlines

25 Jul

BHD07:05Belfast City

21h 00m

2 stops

SFO20:05San Francisco

16 Aug

SFO15:21San Francisco

19h 24m

2 stops

BHD18:45Belfast City

£685

momondo Fare Finder

Use the filters below to find and compare flights from Northern Ireland to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Wed 2/9

06:30-13:50

1 stop15h 20m

San Francisco

Sun 6/9

21:49-08:50

2 stops27h 01m

£623

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Wed 2/9

06:30-13:50

1 stop15h 20m

San Francisco

Sun 6/9

21:49-08:50

2 stops27h 01m

£623

Fastest return journey

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Tue 28/7

06:30-13:50

1 stop15h 20m

San Francisco

Mon 17/8

16:35-15:30

1 stop14h 55m

£624

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Wed 29/7

11:35-00:58

2 stops21h 23m

San Francisco

Tue 18/8

10:16-15:20

2 stops21h 04m

£626

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Mon 27/7

06:30-22:28

2 stops23h 58m

San Francisco

Mon 17/8

16:35-17:30

1 stop16h 55m

£627

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Mon 27/7

09:40-22:28

2 stops20h 48m

San Francisco

Tue 18/8

09:56-10:45

2 stops16h 49m

£629

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Fri 24/4

06:30-17:40

1 stop19h 10m

San Francisco

Fri 1/5

16:15-18:10

2 stops17h 55m

£638

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Fri 24/4

06:30-23:59

2 stops25h 29m

San Francisco

Fri 1/5

13:40-18:10

2 stops20h 30m

£642

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Wed 2/9

06:30-13:50

1 stop15h 20m

San Francisco

Sun 6/9

21:49-08:50

2 stops27h 01m

£648

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Wed 2/9

10:05-21:33

2 stops19h 28m

San Francisco

Sun 6/9

21:49-08:50

2 stops27h 01m

£651

Flights are sorted by cheapest return flights first.

Showing 1-10 of 15 resultsSorted by cheapest first

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

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 airline that flies from Northern Ireland to San Francisco?

British Airways is the most popular carrier operating from Northern Ireland to San Francisco

Cheap Northern Ireland to San Francisco flight deals and tips

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

Fastest flight time	15h 20m
Direct flights	None

The fastest flight from Northern Ireland to San Francisco takes 15h 20m

There are no direct flights from Northern Ireland to San Francisco. There are no popular flight routes from Northern Ireland to San Francisco.

Search flight deals

Frequently asked questions about flying from Northern Ireland to San Francisco

When did momondo last update prices for flights from Northern Ireland to San Francisco Airport?
Prices for flights from Northern Ireland to San Francisco Airport refresh daily.
How many operators does momondo search for flights from Northern Ireland to San Francisco Airport?
As of April 2026, there are 2 operators available to choose from for flights from Northern Ireland to San Francisco Airport.
How old do you have to be to fly from Northern Ireland to San Francisco Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Northern Ireland to San Francisco Airport.
What documentation or ID do you need to fly to San Francisco Airport?
The travel and health documents required for your trip to San Francisco Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Francisco Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Northern Ireland to San Francisco

Compare and see reviews for airlines that fly from Northern Ireland to San Francisco with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom £434	Free Cancellation	Rating 6.7 7,841 reviews		Search British Airways flights
American Airlines	PriceFrom £479	Free Cancellation	Rating 7.1 11,545 reviews		Search American Airlines flights

Sunnyvale

Santa Clara

Seaside

Santa Cruz

Rohnert Park

Big Sur

Newark

Campbell

Palo Alto

South San Francisco

Capitola

Roseville

Novato

Sausalito

San Bruno

Woodland

Pacific Grove

Aptos

Burlingame

Daly City

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Northern Ireland to San Francisco . Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Northern Ireland to San Francisco with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo provides multiple filters to help you find the best flight to San Francisco from Northern Ireland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from Northern Ireland to San Francisco now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Francisco and let you know when they change.