Cheap flights from Belfast, United Kingdom to San Francisco, CA
Flights starting at £227. Choose between easyJet, Alaska Airlines, or French Bee to find the best price.
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Travelers usually depart from Belfast International, or George Best Belfast City when they travel from Belfast to San Francisco. The most popular airlines for this route are easyJet, Alaska Airlines, French Bee, TAP Portugal, and Vueling. Belfast and San Francisco have 224 direct flights per week. When you arrive at San Francisco, consider visiting Big Sur, Alcatraz, and Golden Gate Bridge.
Check-in for a flight from Belfast to San Francisco
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
easyJet | EZY | U2 | No | Opens 720 days before flight Closes 2 hours before flight |
Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
French Bee | FBU | BF | No | 0 0 |
TAP Portugal | TAP | TP | No | Opens 36 days before flight Closes 1 hours before flight |
Vueling | VLG | VY | No | Opens 168 days before flight Closes 4 hours before flight |
Weather in San Francisco
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 14°C | 7°C |
February | 15°C | 8°C |
March | 15°C | 8°C |
April | 17°C | 9°C |
May | 19°C | 10°C |
June | 21°C | 12°C |
July | 22°C | 13°C |
August | 22°C | 14°C |
September | 23°C | 14°C |
October | 21°C | 13°C |
November | 17°C | 10°C |
December | 13°C | 8°C |
14 day forecast
Frequently asked questions
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Flights from Belfast
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