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Cheap flights from Belfast to San Francisco from $450

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Belfast to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
6:35 am - 2:55 pmBHD  Belfast City-SFO San Francisco
16h 20m1 stop London Heathrow
British Airways Logo
1:42 pm - 4:45 pmSFO  San Francisco-BHD Belfast City
19h 03m2 stops Chicago O'Hare Intl London Heathrow
$731British Airways
Mon, Nov 23 - Tue, Dec 8
British Airways Logo
11:40 am - 11:57 pmBHD  Belfast City-SFO San Francisco
19h 17m2 stops London Heathrow Dallas/Fort Worth
British Airways Logo
1:42 pm - 2:50 pmSFO  San Francisco-BHD Belfast City
17h 08m2 stops Chicago O'Hare Intl London Heathrow
$737British Airways
Tue, Oct 27 - Tue, Nov 3
Virgin Atlantic Logo
5:15 pm - 12:45 pmBHD  Belfast City-SFO San Francisco
26h 30m1 stop Amsterdam Schiphol
Virgin Atlantic Logo
1:50 pm - 4:45 pmSFO  San Francisco-BHD Belfast City
18h 55m1 stop Amsterdam Schiphol
$747Virgin Atlantic
Tue, Oct 27 - Tue, Nov 3
British Airways Logo
8:00 pm - 3:35 pmBHD  Belfast City-SFO San Francisco
27h 35m2 stops London Heathrow Dublin
British Airways Logo
5:25 pm - 5:25 pmSFO  San Francisco-BHD Belfast City
16h 00m1 stop London Heathrow
$774British Airways
Thu, Jan 21 - Mon, Jan 25
British Airways Logo
8:00 pm - 3:35 pmBHD  Belfast City-SFO San Francisco
27h 35m2 stops London Heathrow Dublin
British Airways Logo
5:25 pm - 5:25 pmSFO  San Francisco-BHD Belfast City
16h 00m1 stop London Heathrow
$775British Airways
Thu, Jan 21 - Mon, Jan 25
British Airways Logo
8:00 pm - 3:35 pmBHD  Belfast City-SFO San Francisco
27h 35m2 stops London Heathrow Dublin
British Airways Logo
5:25 pm - 5:25 pmSFO  San Francisco-BHD Belfast City
16h 00m1 stop London Heathrow
$776British Airways
Thu, Jan 21 - Mon, Jan 25
British Airways Logo
11:05 am - 6:45 pmBHD  Belfast City-SFO San Francisco
15h 40m1 stop London Heathrow
British Airways Logo
5:25 pm - 4:05 pmSFO  San Francisco-BHD Belfast City
14h 40m1 stop London Heathrow
$781British Airways
Thu, Jan 21 - Mon, Jan 25
British Airways Logo
11:05 am - 6:45 pmBHD  Belfast City-SFO San Francisco
15h 40m1 stop London Heathrow
British Airways Logo
5:25 pm - 4:05 pmSFO  San Francisco-BHD Belfast City
14h 40m1 stop London Heathrow
$782British Airways
Thu, Jan 21 - Mon, Jan 25
British Airways Logo
11:05 am - 6:45 pmBHD  Belfast City-SFO San Francisco
15h 40m1 stop London Heathrow
British Airways Logo
5:25 pm - 4:05 pmSFO  San Francisco-BHD Belfast City
14h 40m1 stop London Heathrow
$783British Airways
Thu, Jan 21 - Mon, Jan 25
British Airways Logo
11:05 am - 11:10 pmBHD  Belfast City-SFO San Francisco
20h 05m2 stops London Heathrow Los Angeles Los Angeles
British Airways Logo
9:51 am - 10:50 amSFO  San Francisco-BHD Belfast City
16h 59m2 stops Philadelphia London Heathrow
$788British Airways
Thu, Jan 21 - Mon, Jan 25

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British Airways flights from Belfast to San Francisco

Our best British Airways deals on Belfast to San Francisco flight tickets
British Airways
Nov 23
BHD6:35 amBelfast City
16h 20m
1 stop
SFO2:55 pmSan Francisco
Dec 8
SFO1:42 pmSan Francisco
19h 03m
2 stops
BHD4:45 pmBelfast City
$731
British Airways
Oct 27
BHD11:40 amBelfast City
19h 17m
2 stops
SFO11:57 pmSan Francisco
Nov 3
SFO5:25 pmSan Francisco
15h 20m
1 stop
BHD4:45 pmBelfast City
$737
British Airways
Jan 21
BHD8:00 pmBelfast City
27h 35m
2 stops
SFO3:35 pmSan Francisco
Jan 25
SFO5:25 pmSan Francisco
16h 00m
1 stop
BHD5:25 pmBelfast City
$774

momondo Fare Finder

 
Use the filters below to find and compare flights from Belfast to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BelfastSan Francisco

BHD Belfast City - SFO San Francisco

BHDSFO

Belfast City

Mon 11/23

6:35 am-2:55 pm

1 stop16h 20m

San Francisco

Tue 12/8

1:42 pm-4:45 pm

2 stops19h 03m

$731

BelfastSan Francisco

BHD Belfast City - SFO San Francisco

BHDSFO

Belfast City

Tue 10/27

11:40 am-11:57 pm

2 stops19h 17m

San Francisco

Tue 11/3

1:42 pm-2:50 pm

2 stops17h 08m

$737

BelfastSan Francisco

BHD Belfast City - SFO San Francisco

BHDSFO

Belfast City

Tue 10/27

5:15 pm-12:45 pm

1 stop26h 30m

San Francisco

Tue 11/3

1:50 pm-4:45 pm

1 stop18h 55m

$747

BelfastSan Francisco

BHD Belfast City - SFO San Francisco

BHDSFO

Belfast City

Thu 1/21

8:00 pm-3:35 pm

2 stops27h 35m

San Francisco

Mon 1/25

5:25 pm-5:25 pm

1 stop16h 00m

$774

BelfastSan Francisco

BHD Belfast City - SFO San Francisco

BHDSFO

Belfast City

Thu 1/21

8:00 pm-3:35 pm

2 stops27h 35m

San Francisco

Mon 1/25

5:25 pm-5:25 pm

1 stop16h 00m

$775

BelfastSan Francisco

BHD Belfast City - SFO San Francisco

BHDSFO

Belfast City

Thu 1/21

8:00 pm-3:35 pm

2 stops27h 35m

San Francisco

Mon 1/25

5:25 pm-5:25 pm

1 stop16h 00m

$776
Quickest round-trip

BelfastSan Francisco

BHD Belfast City - SFO San Francisco

BHDSFO

Belfast City

Thu 1/21

11:05 am-6:45 pm

1 stop15h 40m

San Francisco

Mon 1/25

5:25 pm-4:05 pm

1 stop14h 40m

$781

BelfastSan Francisco

BHD Belfast City - SFO San Francisco

BHDSFO

Belfast City

Thu 1/21

11:05 am-6:45 pm

1 stop15h 40m

San Francisco

Mon 1/25

5:25 pm-4:05 pm

1 stop14h 40m

$782

BelfastSan Francisco

BHD Belfast City - SFO San Francisco

BHDSFO

Belfast City

Thu 1/21

11:05 am-6:45 pm

1 stop15h 40m

San Francisco

Mon 1/25

5:25 pm-4:05 pm

1 stop14h 40m

$783

BelfastSan Francisco

BHD Belfast City - SFO San Francisco

BHDSFO

Belfast City

Thu 1/21

11:05 am-11:10 pm

2 stops20h 05m

San Francisco

Mon 1/25

9:51 am-10:50 am

2 stops16h 59m

$788

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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2

Cheap Belfast to San Francisco flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Belfast to San Francisco

Best Price Found

$450

Fastest flight time

16h 20m

Direct flights

None
The best one-way flight to San Francisco from Belfast in the past 72 hours is $450. The best round-trip flight deal from Belfast to San Francisco found on momondo in the last 72 hours is $731.
The fastest flight from Belfast to San Francisco takes 16h 20m
There are no direct flights from Belfast to San Francisco. There are no popular flight routes from Belfast to San Francisco.
Search flight deals

Frequently asked questions about flying from Belfast to San Francisco

  • How far is Belfast to San Francisco by plane?

    The straight-line distance from Belfast to San Francisco is 5028.4 mi. 16h 20m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Belfast to San Francisco Airport?

    Prices for flights from Belfast to San Francisco Airport are updated daily.

  • How old do you have to be to fly from Belfast to San Francisco Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Belfast to San Francisco Airport.

  • What documentation or ID do you need to fly to San Francisco Airport?

    The required travel and health documents for your San Francisco Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Francisco Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from Belfast to San Francisco

  • How do I get Price Alerts for flights from Belfast to San Francisco?

    Confirm your travel details to search for the latest offers for flights from Belfast to San Francisco. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Belfast to San Francisco with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Modesto
South San Francisco
Bodega Bay
Hayward
Berkeley
Fremont
Santa Clara
Walnut Creek
Sunnyvale
Vallejo
Half Moon Bay
Roseville
Salinas
Sonoma
Daly City
Milpitas
Pacific Grove
Marina

Why use momondo?

Why should I use momondo to find a flight deal from Belfast to San Francisco?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Belfast to San Francisco. momondo saves you time and could save you money on your trip.

Can I find flights from Belfast to San Francisco with flexible booking policies on momondo?

momondo does allow users to show only those flights to San Francisco from Belfast which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Belfast to San Francisco?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Belfast to San Francisco.

I’m not ready to book a flight from Belfast to San Francisco right now. Can momondo alert me if prices change?

If you are simply researching potential flights to San Francisco, momondo offers a useful price alert feature which will track prices for flights to San Francisco from Belfast and alert you when they change.

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