£180 Find Cheap Flights from San Francisco to Belfast

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from San Francisco to Belfast departing on 9/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Belfast

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from San Francisco to Belfast, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from San Francisco to Belfast, as well as popular online travel agencies
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Everything you should know

Cheapest return fare
£586
British Airways
Tue 8/9Wed 30/9
SFO - BHD • 1 stop
Cheapest one-way flight
£180
British Airways
Sun 9/8
SFO - BHD • 2 stops
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Booking Insights
Flight Deals

Cheap Flights from San Francisco to Belfast (SFO-BHD)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from San Francisco to Belfast that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from San Francisco to Belfast

Tue, 8 Sep - Wed, 30 Sep
British Airways Logo
19:30 - 17:35
SFO
-
BHD
14h 05m
1 stop
British Airways Logo
06:30 - 13:50
BHD
-
SFO
15h 20m
1 stop
£586British Airways
Tue, 24 Mar - Thu, 16 Apr
Multiple Airlines Logo
10:03 - 10:30
SFO
-
BHD
17h 27m
2 stops
Multiple Airlines Logo
06:30 - 17:40
BHD
-
SFO
19h 10m
1 stop
£589Multiple Airlines
Tue, 24 Mar - Thu, 16 Apr
British Airways Logo
18:30 - 14:50
SFO
-
BHD
13h 20m
1 stop
British Airways Logo
06:30 - 13:50
BHD
-
SFO
15h 20m
1 stop
£590British Airways
Tue, 24 Mar - Thu, 16 Apr
American Airlines Logo
10:03 - 11:30
SFO
-
BHD
18h 27m
2 stops
American Airlines Logo
06:30 - 19:04
BHD
-
SFO
20h 34m
2 stops
£595American Airlines
Tue, 8 Sep - Sun, 4 Oct
British Airways Logo
19:30 - 17:35
SFO
-
BHD
14h 05m
1 stop
British Airways Logo
06:30 - 13:50
BHD
-
SFO
15h 20m
1 stop
£612British Airways
Tue, 24 Mar - Mon, 30 Mar
Delta Logo
14:55 - 21:00
SFO
-
BHD
23h 05m
1 stop
Delta Logo
09:50 - 23:19
BHD
-
SFO
21h 29m
2 stops
£618Delta
Tue, 24 Mar - Mon, 30 Mar
Delta Logo
07:00 - 16:50
SFO
-
BHD
26h 50m
2 stops
Delta Logo
09:50 - 23:19
BHD
-
SFO
21h 29m
2 stops
£621Delta
Tue, 24 Mar - Mon, 30 Mar
Virgin Atlantic Logo
14:55 - 16:50
SFO
-
BHD
18h 55m
1 stop
Virgin Atlantic Logo
17:30 - 11:45
BHD
-
SFO
26h 15m
1 stop
£637Virgin Atlantic
Tue, 24 Mar - Thu, 16 Apr
British Airways Logo
07:25 - 14:50
SFO
-
BHD
24h 25m
2 stops
British Airways Logo
06:30 - 17:40
BHD
-
SFO
19h 10m
1 stop
£643British Airways
Tue, 24 Mar - Mon, 30 Mar
KLM Logo
14:55 - 16:50
SFO
-
BHD
18h 55m
1 stop
KLM Logo
09:50 - 00:35
BHD
-
SFO
22h 45m
2 stops
£645KLM
Booking Insights

KAYAK’s insights & trends for San Francisco to Belfast flights

Get data-powered insights and trends into flights from San Francisco to Belfast to help you find the cheapest flights, the best time to fly and much more.

How much is a return flight from San Francisco to Belfast?

This analysis is based on the cheapest return trip price found on KAYAK in the last 12 months by searching for a flight from San Francisco to Belfast departing in September.

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from San Francisco to Belfast, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from San Francisco to Belfast is April, where tickets cost £439 (return) on average. On the other hand, the most expensive months are June and December, where the average cost of round-trip tickets is £907 and £819 respectively.

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Good to know - Cheap tickets from San Francisco to Belfast

Cheapest flight£180
Flight from San Francisco to Belfast City Airport

When to book flights from San Francisco to Belfast

Are your dates flexible? Find out the best times to travel from San Francisco to Belfast based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from San Francisco to Belfast

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

    In the last 3 days, the lowest price for a flight from San Francisco to Belfast was £180 for a one-way ticket and £586 for a return.

  • Which aircraft models fly most regularly from San Francisco to Belfast?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from San Francisco to Belfast?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from San Francisco to Belfast.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from San Francisco to Belfast?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Belfast from San Francisco is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from San Francisco to Belfast?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Belfast with an airline and back to San Francisco with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from San Francisco to Belfast?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Belfast from San Francisco up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from San Francisco to Belfast

Information on your arrival and departure airports

San Francisco (SFO)