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Cheap flights from Belfast to San Francisco from £641

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/8. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — SFO
31 Jul — 7 Aug1
1 adult
Mi 31/7
Mi 7/8

Cheap flight deals from Belfast to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Belfast (BF1) 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 26 Juli 2024.

Round-trip from

£641

Popular in

August

Cheapest in

February

Average price

£659
British Airways
  • British Airways
  • 22/8-2/9
  • 3 total stops
  • 39h 46m total
  • Belfast to San Francisco
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High demand for flights, 25% potential price rise
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Best time to find cheap flights, 21% potential price drop
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Average for round-trip flights in July 2024
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What is the cheapest day to fly round-trip from Belfast to San Francisco?

Users have found that flying from Belfast to San Francisco on a Monday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

What is the cheapest month to fly from Belfast to San Francisco?

Flights from Belfast to San Francisco lean towards being more expensive in August. Prices are generally better when you fly from Belfast to San Francisco in February, with the cheapest ticket starting at £454.

What is the cheapest time of day to fly from BFS to SFO?

One of the essential ways to save on airfare from Belfast to San Francisco is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at midday could potentially save you up to 2% on airfare.

Cheap Belfast to San Francisco flights in July & August 2024

Find cheap flight options from Belfast to San Francisco specifically for the months of July and August 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 1,000,913 searches. Prices were last updated on 26 Juli 2024.
Do 22/806:35BHD - SFO
1 stop14h 40mBritish Airways
Mo 2/923:59SFO - BHD
2 stops25h 06mBritish Airways
Deal found 24/7£641
Do 22/806:35BHD - SFO
2 stops21h 13mMultiple Airlines
Mo 2/923:59SFO - BHD
2 stops25h 06mMultiple Airlines
Deal found 24/7£672
Do 22/817:20BHD - SFO
1 stop26h 25mMultiple Airlines
Mo 2/913:50SFO - BHD
1 stop19h 00mMultiple Airlines
Deal found 24/7£789
Do 22/821:10BFS - SFO
3 stops34h 02mMultiple Airlines
Mo 2/906:15SFO - BFS
3 stops32h 10mMultiple Airlines
Deal found 24/7£804
Do 22/821:10BFS - SFO
3 stops34h 02mMultiple Airlines
Mo 2/919:40SFO - BFS
2 stops19h 15mMultiple Airlines
Deal found 24/7£838
Do 22/817:20BHD - SFO
3 stops29h 15mMultiple Airlines
Mo 2/906:15SFO - BHD
3 stops30h 30mMultiple Airlines
Deal found 24/7£889
Do 22/806:55BHD - SFO
2 stops22h 25mMultiple Airlines
Mo 2/906:15SFO - BHD
3 stops30h 30mMultiple Airlines
Deal found 24/7£898
Do 22/821:10BFS - SFO
3 stops34h 02mMultiple Airlines
Mo 2/915:00SFO - BFS
1 stop18h 50mMultiple Airlines
Deal found 24/7£1,002

Belfast to San Francisco 2024 flight deals

Discover exclusive flight deals for travel between Belfast and San Francisco in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 1,000,913 searches. Data last updated 26 Juli 2024.
Do 22/806:35BHD - SFO
1 stop14h 40mBritish Airways
Mo 2/923:59SFO - BHD
2 stops25h 06mBritish Airways
Deal found 24/7£641
Do 22/806:35BHD - SFO
2 stops21h 13mMultiple Airlines
Mo 2/923:59SFO - BHD
2 stops25h 06mMultiple Airlines
Deal found 24/7£672
Do 22/817:20BHD - SFO
1 stop26h 25mMultiple Airlines
Mo 2/913:50SFO - BHD
1 stop19h 00mMultiple Airlines
Deal found 24/7£789
Do 22/821:10BFS - SFO
3 stops34h 02mMultiple Airlines
Mo 2/906:15SFO - BFS
3 stops32h 10mMultiple Airlines
Deal found 24/7£804
Do 22/821:10BFS - SFO
3 stops34h 02mMultiple Airlines
Mo 2/919:40SFO - BFS
2 stops19h 15mMultiple Airlines
Deal found 24/7£838
Do 22/817:20BHD - SFO
3 stops29h 15mMultiple Airlines
Mo 2/906:15SFO - BHD
3 stops30h 30mMultiple Airlines
Deal found 24/7£889
Do 22/806:55BHD - SFO
2 stops22h 25mMultiple Airlines
Mo 2/906:15SFO - BHD
3 stops30h 30mMultiple Airlines
Deal found 24/7£898
Do 22/821:10BFS - SFO
3 stops34h 02mMultiple Airlines
Mo 2/915:00SFO - BFS
1 stop18h 50mMultiple Airlines
Deal found 24/7£1,002

Find flights from Belfast to San Francisco within your budget

Customise your flight search to find flights from Belfast 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 1,000,913 searches. Data last updated 26 Juli 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£641 - £1,002

Route

Depart

Return

Price

Belfast CitySan Francisco

BHD - SFO

BHDSFO

Belfast City

Do 22/8

1 stop14h 40m

San Francisco

Mo 2/9

2 stops25h 06m

£641

Belfast CitySan Francisco

BHD - SFO

BHDSFO

Belfast City

Do 22/8

2 stops21h 13m

San Francisco

Mo 2/9

2 stops25h 06m

£672

Belfast CitySan Francisco

BHD - SFO

BHDSFO

Belfast City

Do 22/8

1 stop26h 25m

San Francisco

Mo 2/9

1 stop19h 00m

£789

Belfast IntlSan Francisco

BFS - SFO

BFSSFO

Belfast Intl

Do 22/8

3 stops34h 02m

San Francisco

Mo 2/9

3 stops32h 10m

£804

Belfast IntlSan Francisco

BFS - SFO

BFSSFO

Belfast Intl

Do 22/8

3 stops34h 02m

San Francisco

Mo 2/9

2 stops19h 15m

£838

Belfast CitySan Francisco

BHD - SFO

BHDSFO

Belfast City

Do 22/8

3 stops29h 15m

San Francisco

Mo 2/9

3 stops30h 30m

£889

Belfast CitySan Francisco

BHD - SFO

BHDSFO

Belfast City

Do 22/8

2 stops22h 25m

San Francisco

Mo 2/9

3 stops30h 30m

£898

Belfast IntlSan Francisco

BFS - SFO

BFSSFO

Belfast Intl

Do 22/8

3 stops34h 02m

San Francisco

Mo 2/9

1 stop18h 50m

£1,002

Flights are sorted by cheapest first

Deals found on 24/7

What is the cheapest day to fly from Belfast to San Francisco?

Use this chart to determine the cheapest time to fly return from Belfast to San Francisco. Price data was last updated on 21 July 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Travellers seeking maximum savings on their Belfast to San Francisco flight should consider departing on Thursday mornings when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
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Best time to book a flight from Belfast to San Francisco

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

Temperature and rainfall in San Francisco by month

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

SFO

Temperature

11 - 17 °C

If weather is an important factor for your trip to San Francisco, 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

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 26 Juli 2024.
British Airways
6.7
Okay
6,717 reviews
Check prices

Boarding

6.9

Entertainment

6.5

Crew

7.6

Food

6.4

Comfort

6.8

Overall

6.7

Reviews

1 / 10

Check in and boarding are fast and organized , ground support staff and information are available to provide answer for your questions.

British Airways
6.7
Okay
6,717 reviews
British Airways
6.7
Okay
6,717 reviews
Check prices

Boarding

6.9

Entertainment

6.5

Crew

7.6

Food

6.4

Comfort

6.8

Overall

6.7

Reviews

1 / 10

Check in and boarding are fast and organized , ground support staff and information are available to provide answer for your questions.

Related info for your journey

Find useful and relevant information for your journey from Belfast 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?

    Located just 11.8 mi from the city center, San Francisco is the airport most travelers will use when flying to San Francisco from Belfast. Booking flights from Belfast to San Francisco (SFO) should be relatively easy as there are 0 daily inbound flights from Belfast from 2 different airlines.

  • Can I find flights from Belfast to San Francisco for under £700 on Cheapflights?

    Yes, there are multiple flights from Belfast to San Francisco for under £700. The cheapest flight booked recently is on British Airways for just £641, but on average you can expect to pay £816.

  • What is the cheapest airline to fly from Belfast to San Francisco round-trip?

    Flying on British Airways is currently your cheapest option to San Francisco, with prices starting at £641.

  • What does BFS to SFO mean?

    Great question - BFS to SFO just means Belfast Intl Airport to San Francisco Airport. Now you’ll know what these unique codes when you look for flights! While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: Belfast City Airport (BHD), Glasgow Prestwick Airport (PIK), Londonderry Eglinton Airport (LDY), Isle of Islay Glenegedale Airport (ILY), Campbeltown Machrihanish Airport (CAL).

  • Can I find deals for flights from Belfast to San Francisco that include extra baggage allowance?

    The amount of baggage you can bring on your Belfast to San Francisco flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Belfast to San Francisco with specific airlines?

    Yes, Cheapflights allows you to browse and filter Belfast to San Francisco flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

    Yes. Cheapflights offers flight deals from Belfast 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.

  • Can I find deals for flights from Belfast to San Francisco that allow pets onboard?

    Many airlines flying from Belfast to San Francisco offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Belfast to San Francisco?

    Yes, you can often find last-minute deals on Belfast to San Francisco flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Belfast to San Francisco flight deals updated?

    The Belfast to San Francisco flight deals you see on this page were last updated on 24/7.

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

    Currently, February is the cheapest month in which you can book a flight from Belfast to San Francisco (average of £528). Flying from Belfast to San Francisco in July is currently the most expensive (average of £729). 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 2 airlines flying from Belfast to San Francisco

Discover the top 2 airlines that operate flights from Belfast 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 1,000,913 searches. Data last updated 26 Juli 2024.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£406Average£572FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest£454Average£640FlexibilityNo cancel feeOn-time76%
Search Finnair flights
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Search flights from Belfast to San Francisco by cabin class

Find flights from Belfast to San Francisco, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Prem Econ Class
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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 to San Francisco?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to San Francisco from Belfast today with Cheapflights!

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

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 Belfast to San Francisco.

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

Certainly. Search results for flights to San Francisco from Belfast 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 to San Francisco become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to San Francisco from Belfast today and book when prices fit your budget.

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