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Cheap flights from Belfast City Airport to San Francisco from £343

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 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — SFO
3 Sep — 10 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Belfast City to San Francisco

Enter your travel dates to find the best prices.

Cheapest flights from Belfast City to San Francisco
Explore the most affordable flight options available from Belfast City to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 August 2026.

Fri 4/1206:45
BHD
-
SFO
1 stop20h 00m
British Airways
Tue 22/1217:25
SFO
-
BHD
1 stop13h 25m
British Airways
Deal found 30/7£626
Sun 30/819:10
BHD
-
SFO
1 stop26h 40m
British Airways
Sun 6/909:12
SFO
-
BHD
2 stops17h 18m
British Airways
Deal found 2/8£636
Fri 4/906:30
BHD
-
SFO
1 stop15h 20m
British Airways
Mon 7/919:30
SFO
-
BHD
1 stop15h 55m
British Airways
Deal found 1/8£656
Fri 4/906:30
BHD
-
SFO
1 stop15h 20m
British Airways
Sat 19/913:29
SFO
-
BHD
2 stops17h 36m
British Airways
Deal found 2/8£658
Sat 29/817:30
BHD
-
SFO
1 stop26h 15m
KLM
Sat 5/913:45
SFO
-
BHD
1 stop35h 35m
KLM
Deal found 1/8£672
Tue 1/1208:45
BHD
-
SFO
1 stop14h 10m
American Airlines
Tue 22/1217:25
SFO
-
BHD
1 stop13h 25m
American Airlines
Deal found 30/7£674
Fri 4/909:50
BHD
-
SFO
2 stops21h 57m
Delta
Sat 19/909:59
SFO
-
BHD
2 stops22h 56m
Delta
Deal found 2/8£676
Tue 1/1208:45
BHD
-
SFO
2 stops22h 16m
American Airlines
Mon 21/1212:41
SFO
-
BHD
2 stops19h 24m
American Airlines
Deal found 30/7£679
Tue 1/1208:45
BHD
-
SFO
1 stop14h 10m
American Airlines
Thu 24/1220:35
SFO
-
BHD
1 stop29h 55m
American Airlines
Deal found 30/7£682

Find flight deals from Belfast City to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Belfast City (BHD) to San Francisco (SFO). 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 4 August 2026.

Round-trip from

£626

One-way from

£343

Popular in

March

Cheapest in

May

Average price

£783
British Airways
  • British Airways
  • 4/12-22/12
  • 2 total stops
  • 33h 25m total
  • Belfast to San Francisco
Search Deals
2/9
  • 2/9
  • 3 total stops
  • 30h 00m total
  • Belfast to San Francisco
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£114 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (£42 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Belfast City to San Francisco 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 4 August 2026.
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

Cheapest return flight
Fastest return journey

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Fri 4/9

06:30-13:50

1 stop15h 20m

San Francisco

Sat 19/9

13:29-15:05

2 stops17h 36m

£658

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Thu 12/11

07:40-18:45

1 stop19h 05m

San Francisco

Mon 16/11

17:25-17:25

1 stop16h 00m

£684

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Thu 3/12

11:05-18:45

1 stop15h 40m

San Francisco

Mon 7/12

11:24-16:05

2 stops20h 41m

£684

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Sun 6/12

09:10-20:11

2 stops19h 01m

San Francisco

Fri 25/12

14:12-14:15

2 stops16h 03m

£684

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Sat 5/12

09:15-20:23

2 stops19h 08m

San Francisco

Fri 25/12

14:12-14:15

2 stops16h 03m

£684

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Wed 14/10

06:30-13:50

1 stop15h 20m

San Francisco

Sun 18/10

06:00-10:30

2 stops20h 30m

£686
Cheapest one-way

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Wed 2/9

10:15-12:20

2 stops58h 05m

£429

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Mon 31/8

17:30-11:45

1 stop26h 15m

£736

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Tue 1/9

17:30-11:45

1 stop26h 15m

£736

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Thu 3/9

17:30-11:45

1 stop26h 15m

£736

Flights are sorted by cheapest return flights first.

Deals found on 3/8

Showing 1-10 of 17 resultsSorted by cheapest first
1
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Best time to book a flight from Belfast City to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Belfast City 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 Belfast City Airport to San Francisco

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

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

London (LHR) – chosen by Cheapflights users on 75% of one-stop itineraries from Belfast City Airport to San Francisco on Cheapflights.

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

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

Amsterdam (AMS) is the most affordable one-stop option, with an average return flight price of £563.

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

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

Flights via Amsterdam (AMS) have the shortest average one-way travel time for one-stop routes: 13h 15m.

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

Average stopover duration for one-stop one-way flights from Belfast City Airport to San Francisco, 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 58m.

Related info for your journey

Find useful and relevant information for your journey from Belfast City to San Francisco. 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 into for flights to San Francisco from Belfast City?

    For a flight from Belfast City to San Francisco, you will be flying into San Francisco. San Francisco (SFO) is just 11.0 mi from the center of the city. San Francisco is the only San Francisco airport and it handles 0 inbound flights from Belfast City per day. 0 airlines have flights to San Francisco from Belfast City on a regular basis.

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

    For as low as £658, British Airways can have you in San Francisco from Belfast City Airport in 15h 20m. Belfast City Airport and San Francisco are separated by a distance of 5038 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Belfast City to San Francisco 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 San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
San Bruno
Roseville
Newark
Bodega Bay
Sunnyvale
South San Francisco

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Belfast City to San Francisco flexibly with Cheapflights today.

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

Yes, Cheapflights offers price alerts on Belfast City to San Francisco flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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