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Cheap flights from Belfast City Airport to San Francisco from £573

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/8. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — SFO
16 Jul — 23 Jul1
1 adult

Cheap 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 11 July 2025.

Round-trip from

£573

Popular in

December

Cheapest in

April

Average price

£715
Delta
  • Delta
  • 20/8-5/9
  • 4 total stops
  • 42h 07m total
  • Belfast to San Francisco
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£19 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from Belfast City to San Francisco

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 11 July 2025.

Wed 20/806:30BHD - SFO
2 stops18h 47mDelta
Fri 5/909:35SFO - BHD
2 stops23h 20mDelta
Deal found 10/7£573
Wed 20/817:25BHD - SFO
1 stop26h 20mMultiple Airlines
Fri 5/915:05SFO - BHD
2 stops17h 50mMultiple Airlines
Deal found 10/7£663
Mon 22/1211:30BHD - SFO
1 stop35h 30mBritish Airways
Tue 13/117:30SFO - BHD
1 stop13h 20mBritish Airways
Deal found 9/7£709
Wed 20/817:25BHD - SFO
1 stop26h 20mKLM
Fri 5/913:45SFO - BHD
1 stop23h 30mKLM
Deal found 10/7£753

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 11 July 2025.
Use the filters below to find and compare flights from Belfast City Airport to San Francisco that are best for you.

Fly from

Belfast City

Fly to

San Francisco

Route

Depart

Return

Price

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Wed 20/8

06:30-17:17

2 stops18h 47m

San Francisco

Fri 5/9

09:35-16:55

2 stops23h 20m

£573

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Wed 20/8

17:25-11:45

1 stop26h 20m

San Francisco

Fri 5/9

15:05-16:55

2 stops17h 50m

£663

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Mon 22/12

11:30-15:00

1 stop35h 30m

San Francisco

Tue 13/1

17:30-14:50

1 stop13h 20m

£709

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Wed 20/8

17:25-11:45

1 stop26h 20m

San Francisco

Fri 5/9

13:45-21:15

1 stop23h 30m

£753

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Mon 21/7

09:05-12:13

3 stops59h 08m

£609

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Mon 21/7

06:55-19:07

2 stops20h 12m

£912

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Mon 21/7

17:25-11:45

1 stop26h 20m

£1,390

Flights are sorted by cheapest return flights first.

Deals found on 9/7

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.

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco. Reviews last updated 11 July 2025.
See what other customers who have flown with Delta, KLM, andBritish Airways from Belfast City Airport to San Francisco have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,951 reviews
Check prices

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very Good
7,951 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,372 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
British Airways
6.6
Okay
7,109 reviews
Delta
8.0
Very Good
7,951 reviews
Check prices

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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 11.8 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. 1 airline has flights to San Francisco from Belfast City on a regular basis.

  • What are the cheapest airlines flying from Belfast City Airport to San Francisco round-trip?

    Currently priced at £573, Delta will fly you from Belfast City Airport to San Francisco and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from British Airways and KLM - these airlines can fly you to your destination from £709 and £753, respectively.

  • 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.

  • What is the cheapest month to book a flight from Belfast City Airport to San Francisco?

    Currently, February is the cheapest month in which you can book a flight from Belfast City Airport to San Francisco (average of £538). Flying from Belfast City Airport to San Francisco in July is currently the most expensive (average of £803). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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
Santa Cruz
Vallejo
Newark
South San Francisco
Bodega Bay
Pacific Grove
Union City

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Belfast City to San Francisco

Discover the top airline that operate flights from Belfast City to San Francisco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 11 July 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£438Average£597FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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

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