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Cheap flights from San Francisco to Belfast City Airport from £219

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 14/5. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BHD
1 Feb — 8 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from San Francisco to Belfast City

Enter your travel dates to find the best prices.

Best flights from San Francisco to Belfast City
Discover carefully curated flight deals from San Francisco to Belfast City that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 January 2026.

Mon 19/111:02SFO - BHD
2 stops21h 48mDelta
Mon 26/117:20BHD - SFO
1 stop26h 30mDelta
Deal found 1/1£499
Thu 5/317:30SFO - BHD
1 stop17h 20mBritish Airways
Mon 9/319:25BHD - SFO
1 stop27h 35mBritish Airways
Deal found 1/1£502
Wed 25/217:30SFO - BHD
1 stop15h 05mBritish Airways
Sun 1/306:30BHD - SFO
1 stop16h 30mBritish Airways
Deal found 30/12£502
Thu 15/117:30SFO - BHD
1 stop17h 20mBritish Airways
Wed 21/106:35BHD - SFO
1 stop16h 25mBritish Airways
Deal found 2/1£504
Wed 4/320:40SFO - BHD
1 stop15h 35mBritish Airways
Sun 8/306:30BHD - SFO
1 stop20h 15mBritish Airways
Deal found 31/12£506
Sat 21/315:13SFO - BHD
2 stops36h 07mBritish Airways
Sun 5/406:30BHD - SFO
2 stops23h 31mBritish Airways
Deal found 31/12£517
Fri 27/314:33SFO - BHD
2 stops19h 42mBritish Airways
Thu 2/406:30BHD - SFO
1 stop15h 20mBritish Airways
Deal found 31/12£531

Find flight deals from San Francisco to Belfast City

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Belfast City (BHD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 2 January 2026.

Round-trip from

£499

One-way from

£219

Popular in

July

Cheapest in

March

Average price

£514
Delta
  • Delta
  • 19/1-26/1
  • 3 total stops
  • 48h 18m total
  • San Francisco to Belfast
Search Deals
British Airways
  • British Airways
  • 14/5
  • 1 total stop
  • 18h 10m total
  • San Francisco to Belfast
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (£155 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (£44 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from San Francisco to Belfast City 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, Cheapflights users made 858,174 searches. Data last updated 2 January 2026.
Use the filters below to find and compare flights from San Francisco to Belfast City Airport that are best for you.

Fly from

San Francisco

Fly to

Belfast City

Route

Depart

Return

Price

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Mon 19/1

11:02-16:50

2 stops21h 48m

Belfast City

Mon 26/1

17:20-11:50

1 stop26h 30m

£499

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Thu 5/3

17:30-18:50

1 stop17h 20m

Belfast City

Mon 9/3

19:25-16:00

1 stop27h 35m

£502

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Wed 25/2

17:30-16:35

1 stop15h 05m

Belfast City

Sun 1/3

06:30-15:00

1 stop16h 30m

£502

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Thu 15/1

17:30-18:50

1 stop17h 20m

Belfast City

Wed 21/1

06:35-15:00

1 stop16h 25m

£504

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Wed 4/3

20:40-20:15

1 stop15h 35m

Belfast City

Sun 8/3

06:30-18:45

1 stop20h 15m

£506

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Sat 21/3

15:13-10:20

2 stops36h 07m

Belfast City

Sun 5/4

06:30-22:01

2 stops23h 31m

£517

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Fri 27/3

14:33-17:15

2 stops19h 42m

Belfast City

Thu 2/4

06:30-13:50

1 stop15h 20m

£531

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Thu 14/5

16:35-18:45

1 stop18h 10m

£219

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Thu 14/5

17:45-19:20

2 stops17h 35m

£246

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Wed 17/6

16:35-17:25

2 stops16h 50m

£355

Flights are sorted by cheapest return flights first.

Deals found on 1/1

Best time to book a flight from San Francisco to Belfast City

Have a flexible travel schedule? Discover the best time to fly to Belfast City from San Francisco with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Francisco to Belfast City Airport

What’s the top stopover airport for flights from San Francisco to Belfast City Airport?

Share of one-stop return flights from San Francisco to Belfast City Airport chosen by Cheapflights users in the past 12 months, using the same stopover each way.

London (LHR) – chosen by Cheapflights users on 50% of one-stop itineraries from San Francisco to Belfast City Airport on Cheapflights.

What’s the cheapest stopover airport for flights from San Francisco to Belfast City Airport?

Average return fare for one-stop flights from San Francisco to Belfast City Airport, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

London (LHR) is the most affordable one-stop option, with an average return flight price of £567.

What’s the fastest stopover option from San Francisco to Belfast City Airport?

Shortest average travel time for one-stop one-way flights from San Francisco to Belfast City Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via London (LHR) have the shortest average one-way travel time for one-stop routes: 14h 55m.

Which airport typically offers the quickest stopover for flights from San Francisco to Belfast City Airport?

Average stopover duration for one-stop one-way flights from San Francisco to Belfast City Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via London (LHR) offer the fastest connection on this route, with an average stopover time of 2h 48m.

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Belfast City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Francisco to Belfast City?

    Located just 11.8 mi from the city center, San Francisco is the airport most travelers will use when flying to Belfast City from San Francisco. Booking flights from San Francisco (SFO) to Belfast City should be relatively easy as there are 0 daily outbound flights to Belfast City from 0 different airlines.

  • How long is the flight from San Francisco to Belfast City Airport?

    A quick flight from San Francisco to Belfast City Airport can take about 17h 20m. Delta provides one of the quickest options available for as low as £502. There are 5038 mi between San Francisco and Belfast City Airport. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from San Francisco to Belfast City that include hotel bookings?

    Yes. In addition to deals on San Francisco to Belfast City flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Belfast City?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Belfast City.

  • Can I find deals for business class flights from San Francisco to Belfast City?

    Yes. Cheapflights offers flight deals from San Francisco to Belfast City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near Belfast City Airport?

Book flights to Belfast City Airport if you plan to visit one of these locations
Bangor
Newcastle
Carrickfergus

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for San Francisco to Belfast City

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Belfast Intl flights
Los Angeles to Belfast City flights
San Francisco to Belfast Intl flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from San Francisco to Belfast City?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from San Francisco to Belfast City. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from San Francisco to Belfast City?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from San Francisco to Belfast City.

Can Cheapflights find flights from San Francisco to Belfast City with no change fees?

Need flexible booking options for your flight to Belfast City from San Francisco? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from San Francisco to Belfast City become cheaper?

Of course! You can now track prices for flights from San Francisco to Belfast City and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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