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Cheap flights from Belfast City Airport to San Francisco Bay Area from £380

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 1/7. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — SFO
5 Jul — 12 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Belfast City to San Francisco Bay Area

Enter your travel dates to find the best prices.

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 5 June 2026.

Wed 26/811:35
BHD
-
SFO
1 stop13h 55m
American Airlines
Fri 4/915:46
SFO
-
BHD
2 stops20h 49m
American Airlines
Deal found 4/6£633
Tue 25/809:40
BHD
-
SFO
2 stops22h 05m
American Airlines
Fri 4/915:46
SFO
-
BHD
2 stops20h 49m
American Airlines
Deal found 4/6£638
Tue 25/816:25
BHD
-
SFO
1 stop29h 25m
British Airways
Fri 4/911:00
SFO
-
BHD
2 stops20h 30m
British Airways
Deal found 4/6£667
Fri 28/806:30
BHD
-
SFO
2 stops21h 18m
American Airlines
Fri 4/916:35
SFO
-
BHD
1 stop17h 35m
American Airlines
Deal found 4/6£668
Thu 2/709:50
BHD
-
SFO
2 stops23h 09m
Delta
Thu 9/708:55
SFO
-
BHD
2 stops24h 00m
Delta
Deal found 4/6£684
Sun 30/809:50
BHD
-
SFO
2 stops21h 54m
Delta
Fri 4/922:35
SFO
-
BHD
2 stops26h 40m
Delta
Deal found 4/6£714
Fri 3/717:30
BHD
-
SFO
2 stops30h 54m
KLM
Fri 10/713:45
SFO
-
BHD
1 stop35h 35m
KLM
Deal found 5/6£725
Mon 29/607:00
BHD
-
SFO
2 stops25h 52m
Multiple Airlines
Mon 6/706:15
SFO
-
BHD
2 stops23h 25m
Multiple Airlines
Deal found 1/6£736

Find 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 5 June 2026.

Round-trip from

£633

One-way from

£380

Popular in

March

Cheapest in

August

Average price

£555
American Airlines
  • American Airlines
  • 26/8-4/9
  • 3 total stops
  • 34h 44m total
  • Belfast to San Francisco Bay Area
Search Deals
1/7
  • 1/7
  • 3 total stops
  • 51h 35m total
  • Belfast to San Francisco Bay Area
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (£142 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease (£46 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

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 5 June 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Tue 25/8

16:25-13:50

1 stop29h 25m

San Francisco

Fri 4/9

11:00-15:30

2 stops20h 30m

£667

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Thu 2/7

17:30-16:26

2 stops30h 56m

San Francisco

Thu 9/7

13:45-16:55

1 stop19h 10m

£684

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Thu 2/7

09:50-00:59

2 stops23h 09m

San Francisco

Thu 9/7

08:55-16:55

2 stops24h 00m

£684

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Sun 30/8

09:50-23:44

2 stops21h 54m

San Francisco

Fri 4/9

22:35-09:15

2 stops26h 40m

£714

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Fri 3/7

17:30-16:24

2 stops30h 54m

San Francisco

Fri 10/7

13:45-09:20

1 stop35h 35m

£725

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Mon 29/6

07:00-00:52

2 stops25h 52m

San Francisco

Mon 6/7

06:15-13:40

2 stops23h 25m

£736

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Fri 3/7

17:30-11:45

1 stop26h 15m

San Francisco

Fri 10/7

13:45-16:55

1 stop19h 10m

£767

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Sun 28/6

17:45-18:55

2 stops33h 10m

San Francisco

Sun 5/7

17:25-09:20

2 stops31h 55m

£835

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Mon 29/6

14:35-13:50

1 stop31h 15m

San Francisco

Mon 6/7

19:30-19:25

1 stop15h 55m

£859
Fastest return journey

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Sun 30/8

06:30-13:50

1 stop15h 20m

San Francisco

Fri 4/9

16:35-15:30

1 stop14h 55m

£916

Flights are sorted by cheapest return flights first.

Deals found on 3/6

Showing 1-10 of 21 resultsSorted by cheapest first
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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
No data available for this route at this time. Please check back soon.

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 5 June 2026.
Read reviews from past customers who have flown with British Airways from Belfast City Airport to San Francisco Bay Area. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
8,027 reviews
Check prices

Comfort

6.8

Food

6.4

Crew

7.7

Overall

6.7

Boarding

6.9

Entertainment

6.4

Reviews

1 / 20
6.0
Good

Roxanne,Sept 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.
British Airways
6.7
Okay
8,027 reviews
British Airways
6.7
Okay
8,027 reviews
Check prices

Comfort

6.8

Food

6.4

Crew

7.7

Overall

6.7

Boarding

6.9

Entertainment

6.4

Reviews

1 / 20
6.0
Good

Roxanne,Sept 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.

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.

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

    Airlines like British Airways, KLM, and Delta fly from Belfast City Airport to San Francisco Bay Area in about 23h 09m. The time it takes to get you to your destination can typically vary by up to 7h 47m. The distance between Belfast City Airport and San Francisco Bay Area is about 5038 mi. This flight may include one or multiple stops.

  • 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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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 5 June 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£510Average£664FlexibilityNo 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 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.

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