How do I get Price Alerts for flights from San Francisco to Belfast Intl Airport?

Search flight deals from San Francisco to Belfast Intl Airport . While viewing offers you’ll have the option to create a Price Alert.

How can I save money on flights from San Francisco to Belfast Intl Airport with momondo?

By using tools like our “Price Calendar”, you can see the best days for return flights on your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

How does momondo find its flight prices?

We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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

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

How old do you have to be to fly from San Francisco Airport to Belfast Intl 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 San Francisco Airport to Belfast Intl Airport.

What documentation or ID do you need to fly to Belfast Intl Airport?

The travel and health documents you'll need for your trip to Belfast Intl Airport 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 Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£286 Cheap Flights from San Francisco to Belfast Intl Airport in 2026

Voted winner of Europe's Best Travel App 2023

Find the cheapest flights from San Francisco to Belfast

Return

One-way

Cheap return flights

Enter your travel dates to find the best prices.

08:10 - 23:20

SFO

BFS

31h 10m

3 stops

05:55 - 20:59

BFS

SFO

23h 04m

2 stops

£729Multiple Airlines

Mon, 10 Aug - Wed, 30 Sep

08:10 - 23:20

SFO

BFS

31h 10m

3 stops

06:15 - 20:50

BFS

SFO

22h 35m

1 stop

£766Multiple Airlines

Mon, 10 Aug - Wed, 30 Sep

08:10 - 23:20

SFO

BFS

31h 10m

3 stops

08:30 - 14:30

BFS

SFO

38h 00m

3 stops

£780Multiple Airlines

Mon, 10 Aug - Wed, 30 Sep

17:35 - 19:20

SFO

BFS

17h 45m

2 stops

06:15 - 20:50

BFS

SFO

22h 35m

1 stop

£825Multiple Airlines

Mon, 10 Aug - Wed, 30 Sep

20:30 - 10:40

SFO

BFS

30h 10m

1 stop

06:15 - 20:50

BFS

SFO

22h 35m

1 stop

£883Multiple Airlines

Mon, 10 Aug - Wed, 30 Sep

06:00 - 22:50

SFO

BFS

32h 50m

3 stops

05:55 - 10:20

BFS

SFO

36h 25m

3 stops

£959Multiple Airlines

Thu, 16 Jul - Wed, 22 Jul

08:30 - 18:55

SFO

BFS

26h 25m

2 stops

05:55 - 15:27

BFS

SFO

17h 32m

2 stops

£964Multiple Airlines

Thu, 16 Jul - Wed, 22 Jul

08:30 - 19:30

SFO

BFS

27h 00m

2 stops

05:55 - 10:20

BFS

SFO

36h 25m

3 stops

£979Multiple Airlines

Thu, 16 Jul - Wed, 22 Jul

06:00 - 22:50

SFO

BFS

32h 50m

3 stops

06:40 - 18:00

BFS

SFO

43h 20m

3 stops

£1,041Multiple Airlines

Thu, 16 Jul - Thu, 23 Jul

08:30 - 19:30

SFO

BFS

27h 00m

2 stops

06:40 - 18:00

BFS

SFO

43h 20m

3 stops

£1,070Multiple Airlines

Thu, 16 Jul - Thu, 23 Jul

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Use the filters below to find and compare flights from San Francisco to Belfast Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San FranciscoBelfast

SFO - BFS

SFOBFS

San Francisco

Mon 10/8

08:10-23:20

3 stops31h 10m

Belfast Intl

Wed 30/9

05:55-20:59

2 stops23h 04m

£729

San FranciscoBelfast

SFO - BFS

SFOBFS

San Francisco

Mon 10/8

08:10-23:20

3 stops31h 10m

Belfast Intl

Wed 30/9

06:15-20:50

1 stop22h 35m

£766

San FranciscoBelfast

SFO - BFS

SFOBFS

San Francisco

Mon 10/8

08:10-23:20

3 stops31h 10m

Belfast Intl

Wed 30/9

08:30-14:30

3 stops38h 00m

£780

Fastest return journey

San FranciscoBelfast

SFO - BFS

SFOBFS

San Francisco

Mon 10/8

17:35-19:20

2 stops17h 45m

Belfast Intl

Wed 30/9

06:15-20:50

1 stop22h 35m

£825

San FranciscoBelfast

SFO - BFS

SFOBFS

San Francisco

Mon 10/8

20:30-10:40

1 stop30h 10m

Belfast Intl

Wed 30/9

06:15-20:50

1 stop22h 35m

£883

San FranciscoBelfast

SFO - BFS

SFOBFS

San Francisco

Thu 16/7

06:00-22:50

3 stops32h 50m

Belfast Intl

Wed 22/7

05:55-10:20

3 stops36h 25m

£959

San FranciscoBelfast

SFO - BFS

SFOBFS

San Francisco

Thu 16/7

08:30-18:55

2 stops26h 25m

Belfast Intl

Wed 22/7

05:55-15:27

2 stops17h 32m

£964

San FranciscoBelfast

SFO - BFS

SFOBFS

San Francisco

Thu 16/7

08:30-19:30

2 stops27h 00m

Belfast Intl

Wed 22/7

05:55-10:20

3 stops36h 25m

£979

San FranciscoBelfast

SFO - BFS

SFOBFS

San Francisco

Thu 16/7

06:00-22:50

3 stops32h 50m

Belfast Intl

Thu 23/7

06:40-18:00

3 stops43h 20m

£1,041

San FranciscoBelfast

SFO - BFS

SFOBFS

San Francisco

Thu 16/7

08:30-19:30

2 stops27h 00m

Belfast Intl

Thu 23/7

06:40-18:00

3 stops43h 20m

£1,070

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

When to book flights from San Francisco to Belfast Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to Belfast Intl Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap San Francisco to Belfast Intl Airport (SFO to BFS) flight deals and tips

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

Fastest flight time	15h 15m
Direct flights	None

The fastest flight from San Francisco to Belfast Intl Airport takes 15h 15m

There are no direct flights from San Francisco to Belfast Intl Airport. There are no popular flight routes from San Francisco to Belfast Intl Airport.

Search flight deals

Frequently asked questions about flying from San Francisco to Belfast Intl Airport

How far is San Francisco to Belfast Intl by plane?
Belfast Intl is 5017.1 mi away from San Francisco. Flights usually cover this in 15h 15m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from San Francisco Airport to Belfast Intl Airport?
Prices for flights from San Francisco Airport to Belfast Intl Airport refresh daily.
How old do you have to be to fly from San Francisco Airport to Belfast Intl 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 San Francisco Airport to Belfast Intl Airport.
What documentation or ID do you need to fly to Belfast Intl Airport?
The travel and health documents you'll need for your trip to Belfast Intl Airport 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 Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from San Francisco to Belfast Intl Airport

How do I get Price Alerts for flights from San Francisco to Belfast Intl Airport?
Search flight deals from San Francisco to Belfast Intl Airport. While viewing offers you’ll have the option to create a Price Alert.
How can I save money on flights from San Francisco to Belfast Intl Airport with momondo?
By using tools like our “Price Calendar”, you can see the best days for return flights on your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.
How does momondo find its flight prices?
We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Ballymena

Newry

Armagh

Cookstown

Portadown

Dungannon

Why use momondo?

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

It is quick and easy to find San Francisco to Belfast 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 Belfast that suits you.

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

momondo does allow users to show only those flights to Belfast from San Francisco which offer a flexible booking policy as well as other useful filters and features.

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

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 Belfast.

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

Yes momondo offers price alerts on flights to Belfast from San Francisco. 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.