Belfast (BFS) → San Francisco (SFO)
About Belfast to San Francisco Flights
Discover the best flights from Belfast to San Francisco, covering 8,094 km in approximately 10h 37m. Belfast (BFS) to San Francisco (SFO) is one of the major long-haul routes connecting United Kingdom and United States. With 7 major airlines operating this route, travelers have plenty of options to choose from. Whether you're traveling for business or leisure, our comprehensive guide helps you find the best deals, understand seasonal price variations, and choose the right airline for your journey from Belfast to San Francisco.
12-Month Price History
Flight prices from Belfast to San Francisco vary significantly throughout the year. February typically offers the best deals with average prices around $1507, while July sees the highest prices, averaging $2532. Savvy travelers can save up to 40% by choosing their travel dates wisely.
Best Time to Fly
Cheapest Month
February
Save up to 40% on average
Most Expensive
July
Peak season pricing
Book in Advance
143 days
For best prices
Booking Tips
For the best prices on Belfast to San Francisco flights, we recommend booking 137 days in advance. International flights typically see price increases as the departure date approaches, so early booking is advisable. Tuesday and Wednesday departures often offer the lowest fares, while Friday and Sunday flights tend to be more expensive due to business and leisure travel demand. Consider flying early morning or late evening for additional savings, as these off-peak times usually have lower demand.
Airlines Serving This Route
| Airline | Economy | Business | First |
|---|---|---|---|
Alaska Airlines AS | $2550 | $9870 | $14460 |
United Airlines UA | $2770 | $8550 | $13910 |
American Airlines AA | $2960 | $10990 | $13780 |
British Airways BA | $3060 | $11730 | $15380 |
Lufthansa LH | $3070 | $11520 | $18660 |
Air France AF | $3150 | $9850 | $15690 |
Delta Air Lines DL | $3250 | $10880 | $14090 |
Alaska Airlines
AS
Economy
$2550
Business
$9870
First
$14460
United Airlines
UA
Economy
$2770
Business
$8550
First
$13910
American Airlines
AA
Economy
$2960
Business
$10990
First
$13780
British Airways
BA
Economy
$3060
Business
$11730
First
$15380
Lufthansa
LH
Economy
$3070
Business
$11520
First
$18660
Air France
AF
Economy
$3150
Business
$9850
First
$15690
Delta Air Lines
DL
Economy
$3250
Business
$10880
First
$14090
Prices shown are estimates based on historical data. Actual prices may vary based on dates, availability, and current promotions.
Alternative Flight Options
Dublin → San Francisco
Dublin (DUB) to San Francisco International (SFO)
Distance: 8,184 km
Average price: $1726
Glasgow → San Francisco
Glasgow International (GLA) to San Francisco International (SFO)
Distance: 8,086 km
Average price: $1707
Glasgow → San Francisco
Glasgow International (GLA) to San Francisco International (SFO)
Distance: 8,087 km
Average price: $1707
Belfast → San Jose
Belfast International (BFS) to San Jose International (SJC)
Distance: 8,096 km
Average price: $1709
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Frequently Asked Questions
How long is the flight from Belfast to San Francisco?
The flight time from Belfast (BFS) to San Francisco (SFO) is approximately 10 hours and 37 minutes. This duration is for direct flights and may vary depending on aircraft type, weather conditions, and air traffic.
What is the distance between Belfast and San Francisco?
The aerial distance between Belfast and San Francisco is 8,094 kilometers (5,029 miles). This is the straight-line distance, which is used to calculate flight times.
Which airlines fly from Belfast to San Francisco?
Several airlines operate flights between Belfast and San Francisco, including United Airlines, Alaska Airlines, American Airlines and 4 more airlines. Most flights on this route include one or more stops.
What is the cheapest month to fly from Belfast to San Francisco?
Based on historical data, February typically offers the lowest airfares for flights from Belfast to San Francisco. However, prices can vary based on holidays, events, and airline promotions. We recommend checking our price calendar for the most up-to-date information.
How far in advance should I book my flight to San Francisco?
For the best prices on Belfast to San Francisco flights, we recommend booking 94 days in advance. International flights generally require earlier booking than domestic routes.
Do I need a visa to travel from Belfast to San Francisco?
Visa requirements depend on your nationality and the purpose of your visit. Citizens of United Kingdom traveling to United States should check the latest visa requirements. Visit our partner site visarequirements.io for detailed visa information.
What is the time difference between Belfast and San Francisco?
Belfast operates on Europe/London time zone, while San Francisco is in the America/Los_Angeles time zone. For current time differences and to plan your schedule, visit our partner site timezig.com for accurate timezone conversions.