Cheap flights from Belfast to San Francisco

Flights overview

Useful information for finding cheap flights from Belfast to San Francisco and booking your next trip
Cheapest one-way flight $751
American, British Airways 2 stops 23 hr Wed, Jul 8
The cheapest one-way flight from Belfast to San Francisco is currently $751
Fastest flight 13 hr 40 min The fastest flight with stops from Belfast to San Francisco takes 13 hr 40 min
Nonstop flights None There are no direct flights on this route.

Popular airlines from Belfast to San Francisco

  • British Airways
    Typical price: $760–1,600
    35 weekly connecting flights
    BHD - SFO Every day
  • Aer Lingus
    11 weekly connecting flights
    BHD - SFO Every Mon, Wed, Thu, Fri, Sat, Sun
  • KLM
    Typical price: $880–1,700
    7 weekly connecting flights
    BHD - SFO Every day

Popular airports near Belfast

  • Belfast International Airport (BFS)
    Belfast United Kingdom 30 min 12 mi
  • Belfast City Airport (BHD)
    Belfast United Kingdom 12 min 2 mi
  • Dublin Airport (DUB)
    Dublin Ireland 1 hr 44 min 82 mi
  • City of Derry Airport (LDY)
    Londonderry United Kingdom 1 hr 27 min 58 mi

Popular airports near San Francisco

  • San Francisco International Airport (SFO)
    San Francisco United States 19 min 11 mi
  • Oakland San Francisco Bay Airport (OAK)
    Oakland United States 27 min 11 mi
  • Sacramento International Airport (SMF)
    Sacramento United States 1 hr 34 min 78 mi
  • San Jose Mineta International Airport (SJC)
    San Jose United States 51 min 39 mi

Frequently asked questions about flying from Belfast to San Francisco

The cheapest one-way flight was with American, British Airways from $751.

Some of the cheapest round-trip deals we found with different airlines:
    The cheapest one-way flight starts at $751 and departs on Wed, Jul 8.
    13 hr 40 min is the shortest flight time from Belfast to San Francisco.
    Apr–Dec is when most people visit San Francisco, with crowds peaking in summer. Although average temperatures are higher then, mornings and evenings often have damp, chilly fog. In summer, street fairs and cultural institutions offer free outdoor entertainment. Winter visitors will find the opera and ballet seasons in full swing. Major annual events include Chinese New Year (Feb), Bay to Breakers footrace (May), San Francisco Pride parade and festival (Jun), and San Francisco Fleet Week (Oct).
    It's easy to use Google Flights to find the cheapest days to fly from Belfast to San Francisco.
    Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
    Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

    You can also turn on price tracking to get alerts if the price changes for a route or flight.
    What counts as the best airline for your flights from Belfast to San Francisco really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from Belfast to San Francisco.

    In terms of flights, British Airways is the most popular. British Airways offers 35 connecting flights per week. British Airways flies from Belfast City Airport (BHD) to San Francisco International Airport (SFO) .

    Other popular airlines flying from Belfast to San Francisco are:
    • Aer Lingus offers 11 connecting flights per week. Aer Lingus flies from Belfast City Airport (BHD) to San Francisco International Airport (SFO) .
    • KLM offers 7 connecting flights per week. KLM flies from Belfast City Airport (BHD) to San Francisco International Airport (SFO) .
    The number of connecting flights refers to distinct flights with at least one stop between Belfast and San Francisco.
    The cheapest one-way flight was with American, British Airways from $751.

    Some of the cheapest round-trip deals we found with different airlines:
      No airline flies direct from Belfast to San Francisco.
      • There are 35 British Airways connecting flights from Belfast to San Francisco per week. Flights are available every day.
      • There are 11 Aer Lingus connecting flights from Belfast to San Francisco per week. Flights are available on Monday, Wednesday, Thursday, Friday, Saturday and Sunday.
      • There are 7 KLM connecting flights from Belfast to San Francisco per week. Flights are available every day.
      Use the Stops filter while searching for flights, to see only nonstop options in your results.
      The cheapest last-minute deal between Belfast and San Francisco at price $1,284 is offered by American, British Airways from Thu, May 7 to Mon, May 11.
      No airline flies direct from Belfast to San Francisco.
      • There are 35 British Airways connecting flights from Belfast to San Francisco per week. Flights are available every day.
      • There are 11 Aer Lingus connecting flights from Belfast to San Francisco per week. Flights are available on Monday, Wednesday, Thursday, Friday, Saturday and Sunday.
      • There are 7 KLM connecting flights from Belfast to San Francisco per week. Flights are available every day.
      Use the Stops filter while searching for flights, to see only nonstop options in your results.
      There are no direct flights from Belfast to San Francisco.
      It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Belfast to San Francisco, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.
      To book business class trips from Belfast to San Francisco, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

      You can also adjust the trip type to view one-way fares.
      The best last-minute getaway deal for the next weekend between Belfast and San Francisco starts at $1,284 from Thu, May 7 to Mon, May 11 with American, British Airways.
      The cheapest last-minute deal between Belfast and San Francisco at price $1,284 is offered by American, British Airways from Thu, May 7 to Mon, May 11.
      To find last-minute flight deals from Belfast to San Francisco, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

      You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.

      Search more flights

      Popular trips from Belfast

      1. New York
        $832
        Sep 14 — Sep 29
        1 stop 12 hr American, British Airways
      2. London
        $41
        May 14 — May 30
        Nonstop 1 hr 20 min Ryanair UK
      3. Paris
        $48
        Jun 1 — Jun 15
        Nonstop 1 hr 35 min Ryanair UK
      4. Singapore
        May 4 — May 17

      Find cheap flights from Belfast to anywhere

      Find cheap flights on popular routes