What is the cheapest airline that flies from Belfast City to San Francisco?

British Airways and KLM are the most popular carriers operating from Belfast City to San Francisco

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

Prices for flights from Belfast City Airport to San Francisco Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Belfast City Airport to San Francisco Airport?

As of November 2025, there is 1 operator available to choose from for flights from Belfast City Airport to San Francisco Airport.

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

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 Belfast City Airport to San Francisco Airport.

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

The required travel and health documents for your San Francisco Airport 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 San Francisco Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£457 Cheap Flights from Belfast City Airport to San Francisco in 2025/26

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Find the cheapest flights from Belfast City Airport to San Francisco

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

06:35 - 18:45BHD-SFO

20h 10m1 stop

09:00 - 14:15SFO-BHD

21h 15m2 stops

£601American Airlines

Find Deal

Thu, 15 Jan - Mon, 19 Jan

10:40 - 18:45BHD-SFO

16h 05m1 stop

13:30 - 14:15SFO-BHD

16h 45m2 stops

£601American Airlines

Find Deal

Thu, 15 Jan - Mon, 19 Jan

06:35 - 18:30BHD-SFO

19h 55m2 stops

13:30 - 14:15SFO-BHD

16h 45m2 stops

£605American Airlines

Find Deal

Thu, 15 Jan - Mon, 19 Jan

06:35 - 19:12BHD-SFO

20h 37m2 stops

13:30 - 14:15SFO-BHD

16h 45m2 stops

£606American Airlines

Find Deal

Thu, 15 Jan - Mon, 19 Jan

06:35 - 18:45BHD-SFO

20h 10m1 stop

20:40 - 20:15SFO-BHD

15h 35m1 stop

£665British Airways

Find Deal

Thu, 15 Jan - Mon, 19 Jan

17:20 - 11:50BHD-SFO

26h 30m1 stop

13:55 - 16:50SFO-BHD

18h 55m1 stop

£980Virgin Atlantic

Find Deal

Sun, 21 Dec - Wed, 31 Dec

17:20 - 11:50BHD-SFO

26h 30m1 stop

14:05 - 21:00SFO-BHD

22h 55m2 stops

£1,009KLM

Find Deal

Sun, 21 Dec - Wed, 31 Dec

17:20 - 19:35BHD-SFO

34h 15m3 stops

14:40 - 21:00SFO-BHD

22h 20m3 stops

£1,070Multiple Airlines

Find Deal

Sun, 21 Dec - Wed, 31 Dec

18:50 - 15:35BHD-SFO

52h 45m2 stops

17:20 - 21:10SFO-BHD

19h 50m2 stops

£1,097Aer Lingus

Find Deal

Sun, 21 Dec - Wed, 31 Dec

American Airlines flights from Belfast City Airport to San Francisco

Our best American Airlines deals on Belfast City Airport to San Francisco flight tickets

American Airlines

15 Jan

BHD06:35Belfast City

20h 10m

1 stop

SFO18:45San Francisco

19 Jan

SFO09:00San Francisco

21h 15m

2 stops

BHD14:15Belfast City

£601

Find similar

American Airlines

15 Jan

BHD10:40Belfast City

16h 05m

1 stop

SFO18:45San Francisco

19 Jan

SFO13:30San Francisco

16h 45m

2 stops

BHD14:15Belfast City

£601

Find similar

American Airlines

15 Jan

BHD06:35Belfast City

19h 55m

2 stops

SFO18:30San Francisco

19 Jan

SFO13:30San Francisco

16h 45m

2 stops

BHD14:15Belfast City

£605

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Thu 15/1

06:35-18:45

1 stop20h 10m

San Francisco

Mon 19/1

09:00-14:15

2 stops21h 15m

£601

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Thu 15/1

10:40-18:45

1 stop16h 05m

San Francisco

Mon 19/1

13:30-14:15

2 stops16h 45m

£601

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Thu 15/1

06:35-18:30

2 stops19h 55m

San Francisco

Mon 19/1

13:30-14:15

2 stops16h 45m

£605

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Thu 15/1

06:35-19:12

2 stops20h 37m

San Francisco

Mon 19/1

13:30-14:15

2 stops16h 45m

£606

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Thu 15/1

06:35-18:45

1 stop20h 10m

San Francisco

Mon 19/1

20:40-20:15

1 stop15h 35m

£665

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Sun 21/12

17:20-11:50

1 stop26h 30m

San Francisco

Wed 31/12

13:55-16:50

1 stop18h 55m

£980

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Sun 21/12

17:20-11:50

1 stop26h 30m

San Francisco

Wed 31/12

14:05-21:00

2 stops22h 55m

£1,009

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Sun 21/12

17:20-19:35

3 stops34h 15m

San Francisco

Wed 31/12

14:40-21:00

3 stops22h 20m

£1,070

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Sun 21/12

18:50-15:35

2 stops52h 45m

San Francisco

Wed 31/12

17:20-21:10

2 stops19h 50m

£1,097

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Sat 3/1

07:00-07:48

3 stops56h 48m

£795

Flights are sorted by cheapest return flights first.

Showing 1-10 of 12 resultsSorted by cheapest first

How to get the cheapest flight ticket from Belfast City Airport 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

Prices

Airlines

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart on your flight to San Francisco is on a Thursday when prices can be found for as low as £503. This is often the case because there is less demand to fly during this day of the week. Flights from Belfast City Airport to San Francisco on a Tuesday will generally be more expensive and average around £740. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to San Francisco?

Our most recent data shows that the best time of day to fly to San Francisco is in the afternoon. Flights from Belfast City Airport to San Francisco during this time can be as low as £574. Try not to purchase tickets in the morning because they tend to be around £608. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from Belfast City Airport to San Francisco

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

Estimated return price

Cheap Belfast City Airport to San Francisco (BHD to SFO) flight deals and tips

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

Direct flights	None

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

Search flight deals

How far is Belfast City to San Francisco by plane?
Belfast City and San Francisco are 5028.8 mi apart from one another. Typically, this will take 16h 05m by plane in normal conditions.
When did momondo last update prices for flights from Belfast City Airport to San Francisco Airport?
Prices for flights from Belfast City Airport to San Francisco Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Belfast City Airport to San Francisco Airport?
As of November 2025, there is 1 operator available to choose from for flights from Belfast City Airport to San Francisco Airport.
How old do you have to be to fly from Belfast City Airport to San Francisco Airport?
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 Belfast City Airport to San Francisco Airport.
What documentation or ID do you need to fly to San Francisco Airport?
The required travel and health documents for your San Francisco Airport 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 San Francisco Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Belfast City Airport to San Francisco?
Based on momondo bookings for flights between Belfast City Airport and San Francisco, the leading airline is British Airways, making up 100% of the total bookings.

Best airlines flying from Belfast City Airport to San Francisco

Compare and see reviews for airlines that fly from Belfast City Airport to San Francisco with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom £455	Free Cancellation	Rating 6.7 7,535 reviews		Search British Airways flights

Carmel-by-the-Sea

Santa Clara

Seaside

Big Sur

Rohnert Park

Sunnyvale

San Ramon

South San Francisco

Capitola

Campbell

Palo Alto

Sausalito

San Bruno

Woodland

Santa Cruz

Redwood City

Burlingame

Modesto

Aptos

Fremont

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Francisco from Belfast.

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

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

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

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 Belfast to San Francisco.

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

Price alerts on flights to San Francisco from Belfast 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.