What is the cheapest airline that flies from Northern Ireland to San Francisco Bay Area?

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

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

Prices for flights from Northern Ireland to San Francisco Bay Area were last updated today.

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

As of June 2026, there is 1 operator available to choose from for flights from Northern Ireland to San Francisco Bay Area.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Northern Ireland to San Francisco Bay Area.

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

The travel and health documents required for your trip to San Francisco Bay Area 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 Bay Area. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£509 Cheap Flights from Northern Ireland to San Francisco Bay Area in 2026

Discover deals from 900+ travel sites with momondo.

Voted winner of Europe's Best Travel App 2023

Find the cheapest flights from Northern Ireland to San Francisco Bay Area

Return

One-way

Cheap return flights

Enter your travel dates to find the best prices.

06:30 - 13:50

BHD

SFO

15h 20m

1 stop

16:35 - 18:15

SFO

BHD

17h 40m

1 stop

£596British Airways

Wed, 7 Oct - Sat, 10 Oct

06:30 - 13:50

BHD

SFO

15h 20m

1 stop

16:35 - 18:15

SFO

BHD

17h 40m

1 stop

£635British Airways

Wed, 7 Oct - Sat, 10 Oct

12:25 - 18:35

BHD

SFO

14h 10m

1 stop

17:25 - 18:40

SFO

BHD

17h 15m

1 stop

£636British Airways

Wed, 4 Nov - Sun, 8 Nov

09:50 - 00:33

BHD

SFO

22h 43m

2 stops

10:35 - 16:55

SFO

BHD

22h 20m

2 stops

£641Delta

Thu, 9 Jul - Mon, 13 Jul

09:50 - 00:33

BHD

SFO

22h 43m

2 stops

09:20 - 16:55

SFO

BHD

23h 35m

2 stops

£663Delta

Mon, 20 Jul - Mon, 27 Jul

16:05 - 13:50

BHD

SFO

29h 45m

1 stop

21:23 - 10:30

SFO

BHD

29h 07m

2 stops

£674British Airways

Wed, 7 Oct - Sat, 10 Oct

17:40 - 14:55

BHD

SFO

29h 15m

1 stop

07:04 - 10:20

SFO

BHD

19h 16m

2 stops

£675British Airways

Wed, 4 Nov - Sun, 8 Nov

16:05 - 13:50

BHD

SFO

29h 45m

1 stop

21:23 - 10:30

SFO

BHD

29h 07m

2 stops

£675British Airways

Wed, 7 Oct - Sat, 10 Oct

06:30 - 18:43

BHD

SFO

20h 13m

2 stops

10:15 - 15:05

SFO

BHD

20h 50m

2 stops

£679British Airways

Wed, 7 Oct - Sat, 10 Oct

21:05 - 12:00

BFS

SFO

46h 55m

3 stops

08:10 - 23:00

SFO

BFS

30h 50m

3 stops

£796Multiple Airlines

Thu, 6 Aug - Thu, 13 Aug

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Delta flights from Northern Ireland to San Francisco Bay Area

Our best Delta deals on Northern Ireland to San Francisco Bay Area flight tickets

Delta

9 Jul

BHD09:50Belfast City

22h 43m

2 stops

SFO00:33San Francisco

13 Jul

SFO10:35San Francisco

22h 20m

2 stops

BHD16:55Belfast City

£641

Delta

20 Jul

BHD09:50Belfast City

22h 43m

2 stops

SFO00:33San Francisco

27 Jul

SFO09:20San Francisco

23h 35m

2 stops

BHD16:55Belfast City

£663

Delta

17 Jul

BHD09:50Belfast City

22h 43m

2 stops

SFO00:33San Francisco

24 Jul

SFO06:00San Francisco

19h 20m

2 stops

BHD09:20Belfast City

£784

British Airways flights from Northern Ireland to San Francisco Bay Area

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

British Airways

6 Dec

BHD20:25Belfast City

26h 30m

1 stop

SFO14:55San Francisco

11 Dec

SFO11:15San Francisco

19h 00m

2 stops

BHD14:15Belfast City

£573

British Airways

6 Dec

BHD09:10Belfast City

19h 13m

2 stops

SFO20:23San Francisco

11 Dec

SFO11:15San Francisco

19h 00m

2 stops

BHD14:15Belfast City

£577

British Airways

7 Oct

BHD06:30Belfast City

15h 20m

1 stop

SFO13:50San Francisco

10 Oct

SFO16:35San Francisco

17h 40m

1 stop

BHD18:15Belfast City

£596

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Wed 7/10

06:30-13:50

1 stop15h 20m

San Francisco

Sat 10/10

16:35-18:15

1 stop17h 40m

£596

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Wed 7/10

06:30-13:50

1 stop15h 20m

San Francisco

Sat 10/10

16:35-18:15

1 stop17h 40m

£635

Fastest return journey

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Wed 4/11

12:25-18:35

1 stop14h 10m

San Francisco

Sun 8/11

17:25-18:40

1 stop17h 15m

£636

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Thu 9/7

09:50-00:33

2 stops22h 43m

San Francisco

Mon 13/7

10:35-16:55

2 stops22h 20m

£641

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Mon 20/7

09:50-00:33

2 stops22h 43m

San Francisco

Mon 27/7

09:20-16:55

2 stops23h 35m

£663

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Wed 7/10

16:05-13:50

1 stop29h 45m

San Francisco

Sat 10/10

21:23-10:30

2 stops29h 07m

£674

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Wed 4/11

17:40-14:55

1 stop29h 15m

San Francisco

Sun 8/11

07:04-10:20

2 stops19h 16m

£675

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Wed 7/10

16:05-13:50

1 stop29h 45m

San Francisco

Sat 10/10

21:23-10:30

2 stops29h 07m

£675

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Wed 7/10

06:30-18:43

2 stops20h 13m

San Francisco

Sat 10/10

10:15-15:05

2 stops20h 50m

£679

BelfastSan Francisco

BFS - SFO

BFSSFO

Belfast Intl

Thu 6/8

21:05-12:00

3 stops46h 55m

San Francisco

Thu 13/8

08:10-23:00

3 stops30h 50m

£796

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

What is the cheapest month to fly to San Francisco Bay Area?

The cheapest month to fly to San Francisco Bay Area from Northern Ireland is in November. Flight prices, which tend to average around £0, are often lower during this time because this is during the off-season. If you’re not able to fly to San Francisco Bay Area in November, then January is your next best option. Flight prices from Northern Ireland to San Francisco Bay Area during January average around £0.

Can stopping save me money on Northern Ireland to San Francisco Bay Area flights?

No. A direct flight is the cheapest option for a flight between Northern Ireland to San Francisco Bay Area.

Cheap Northern Ireland to San Francisco Bay Area flight deals and tips

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

Fastest flight time	14h 10m
Direct flights	None

The fastest flight from Northern Ireland to San Francisco Bay Area takes 14h 10m

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

Search flight deals

Frequently asked questions about flying from Northern Ireland to San Francisco Bay Area

When did momondo last update prices for flights from Northern Ireland to San Francisco Bay Area?
Prices for flights from Northern Ireland to San Francisco Bay Area were last updated today.
How many operators does momondo search for flights from Northern Ireland to San Francisco Bay Area?
As of June 2026, there is 1 operator available to choose from for flights from Northern Ireland to San Francisco Bay Area.
How old do you have to be to fly from Northern Ireland to San Francisco Bay Area?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Northern Ireland to San Francisco Bay Area.
What documentation or ID do you need to fly to San Francisco Bay Area?
The travel and health documents required for your trip to San Francisco Bay Area 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 Bay Area. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Northern Ireland to San Francisco Bay Area?
Based on momondo bookings for flights between Northern Ireland and San Francisco Bay Area, the leading plane model is Airbus A320-100/200, making up 31.34% of the total bookings. Other popular models include Airbus A319 with 23.50%, Boeing 737-800 Passenger/BBJ2 (winglets) with 21.75%, and ATR 72-201 / 202 with 15.92%.

Best airlines flying from Northern Ireland to San Francisco Bay Area

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

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom £516	Free Cancellation	Rating 6.7 8,065 reviews		Search British Airways flights

Why use momondo?

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

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 Bay Area . 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 Bay Area with flexible booking policies on momondo?

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

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

momondo provides multiple filters to help you find the best flight to San Francisco Bay Area 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 Bay Area right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to San Francisco Bay Area from Northern Ireland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.