Find flights
When to book
Airlines
FAQs

Cheap flights from Belfast City Airport to San Francisco Bay Area from £468

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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — SFO
22 Jun — 29 Jun1
1 adult

Cheap flight deals from Belfast City to San Francisco Bay Area

Keep the following information in mind while searching for Belfast City to San Francisco Bay Area flight deals. Data was last updated 17 June 2025.

Round-trip from

£547

One-way from

£468

Popular in

December

Cheapest in

April

Average price

£650
British Airways
  • British Airways
  • 20/8-5/9
  • 4 total stops
  • 34h 41m total
  • Belfast to San Francisco Bay Area
Search Deals
Aer Lingus
  • Aer Lingus
  • 15/9
  • 2 total stops
  • 17h 15m total
  • Belfast to San Francisco Bay Area
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. 2% potential price decrease (£12 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from Belfast City to San Francisco Bay Area

Cheapest flights from Belfast City to San Francisco Bay Area
Explore the most affordable flight options available from Belfast City to San Francisco Bay Area. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 June 2025.

Wed 20/813:50BHD - SFO
2 stops17h 17mBritish Airways
Fri 5/914:06SFO - BHD
2 stops17h 24mBritish Airways
Deal found 15/6£547
Wed 20/806:30BHD - SFO
1 stop13h 15mDelta
Fri 5/913:00SFO - BHD
2 stops19h 55mDelta
Deal found 16/6£549
Tue 5/809:35BHD - SFO
2 stops22h 13mAmerican Airlines
Wed 13/815:21SFO - BHD
2 stops21h 24mAmerican Airlines
Deal found 15/6£566
Mon 4/817:25BHD - SFO
1 stop26h 20mMultiple Airlines
Tue 12/813:45SFO - BHD
1 stop19h 10mMultiple Airlines
Deal found 15/6£745
Sun 3/817:25BHD - SFO
1 stop26h 20mKLM
Tue 12/815:40SFO - BHD
2 stops17h 15mKLM
Deal found 15/6£816

Cheapflights Fare Finder

Customise your flight search to find flights from Belfast City to San Francisco Bay Area 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 17 June 2025.
Use the filters below to find and compare flights from Belfast City Airport to San Francisco Bay Area that are best for you.

Fly from

Belfast City

Fly to

San Francisco Bay Area

Route

Depart

Return

Price

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Wed 20/8

13:50-23:07

2 stops17h 17m

San Francisco

Fri 5/9

14:06-15:30

2 stops17h 24m

£547

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Wed 20/8

06:30-11:45

1 stop13h 15m

San Francisco

Fri 5/9

13:00-16:55

2 stops19h 55m

£549

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Tue 5/8

09:35-23:48

2 stops22h 13m

San Francisco

Wed 13/8

15:21-20:45

2 stops21h 24m

£566

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Mon 4/8

17:25-11:45

1 stop26h 20m

San Francisco

Tue 12/8

13:45-16:55

1 stop19h 10m

£745

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Sun 3/8

17:25-11:45

1 stop26h 20m

San Francisco

Tue 12/8

15:40-16:55

2 stops17h 15m

£816

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Mon 15/9

06:40-15:55

2 stops17h 15m

£468

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Mon 15/9

06:40-13:50

1 stop15h 10m

£525

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Mon 1/9

13:50-23:07

2 stops17h 17m

£616

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Sun 22/6

11:25-11:45

1 stop32h 20m

£1,164

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 16/6

Showing 1-10 of 11 results
1
2

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

Have a flexible travel schedule? Discover the best time to fly to San Francisco Bay Area 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 Bay Area

Rainfall in San Francisco Bay Area by month

Plan your trip to San Francisco Bay Area by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Francisco Bay Area ranges from 0.0 - 112.0 inches per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit San Francisco Bay Area when rainfall is around 0.0 mm.

Temperature in San Francisco Bay Area by month

Plan your trip to San Francisco Bay Area by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Francisco Bay Area, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing San Francisco Bay Area

Get insights into the airlines that provide service to San Francisco Bay Area. 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 Bay Area. Reviews last updated 17 June 2025.
Delta
8.0
Very Good
7,965 reviews
Check prices

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

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
7,965 reviews
Delta
8.0
Very Good
7,965 reviews
Check prices

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

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
1,363 reviews
Delta
8.0
Very Good
7,965 reviews
Check prices

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

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
Virgin Atlantic
7.4
Good
653 reviews
Delta
8.0
Very Good
7,965 reviews
Check prices

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

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
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very Good
7,965 reviews
Check prices

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

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
Aer Lingus
7.1
Good
1,118 reviews
Delta
8.0
Very Good
7,965 reviews
Check prices

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

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 Bay Area. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Belfast City Airport to San Francisco Bay Area one-way?

    The cheapest airline one-way is Aer Lingus, with whom users have recently found tickets for as low as £468. However, be on the lookout for offers from British Airways and Delta, as they are both options that can get you from Belfast City Airport to San Francisco Bay Area for a low price.

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

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

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

    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 Bay Area.

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

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

    Currently, February is the cheapest month in which you can book a flight from Belfast City Airport to San Francisco Bay Area (average of £538). Flying from Belfast City Airport to San Francisco Bay Area 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

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 Bay Area

Discover the top airline that operate flights from Belfast City to San Francisco Bay Area. 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 17 June 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£439Average£598FlexibilityNo cancel feeOn-time70%
Search British Airways 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 Belfast City to San Francisco Bay Area?

Cheapflights makes it easy to find Belfast City to San Francisco Bay Area flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Belfast City to San Francisco Bay Area for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Certainly. Search results for flights to San Francisco Bay Area from Belfast City shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes! Start tracking prices for Belfast City to San Francisco Bay Area flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2025 Cheapflights