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Cheap flights from San Francisco to Belfast from $528

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Belfast departing on 7/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from San Francisco to Belfast

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
7:30 pm - 6:45 pm
SFO
-
BHD
15h 15m
1 stop
British Airways Logo
9:40 am - 5:40 pm
BHD
-
SFO
16h 00m
1 stop
$856British Airways
lun, set 7 - mar, set 22
British Airways Logo
5:30 pm - 2:50 pm
SFO
-
BHD
13h 20m
1 stop
British Airways Logo
5:40 pm - 3:00 pm
BHD
-
SFO
29h 20m
1 stop
$865British Airways
mar, nov 17 - mer, dic 2
British Airways Logo
4:35 pm - 5:30 pm
SFO
-
BHD
16h 55m
1 stop
British Airways Logo
9:35 am - 1:50 pm
BHD
-
SFO
36h 15m
1 stop
$874British Airways
lun, ago 24 - gio, ago 27
British Airways Logo
4:31 pm - 6:45 pm
SFO
-
BHD
18h 14m
2 stops
British Airways Logo
6:30 am - 1:50 pm
BHD
-
SFO
15h 20m
1 stop
$878British Airways
lun, set 7 - mar, set 22
American Airlines Logo
11:00 am - 12:55 pm
SFO
-
BHD
17h 55m
2 stops
American Airlines Logo
9:40 am - 9:58 pm
BHD
-
SFO
20h 18m
2 stops
$886American Airlines
lun, set 7 - mar, set 22
British Airways Logo
3:54 pm - 4:05 pm
SFO
-
BHD
16h 11m
2 stops
British Airways Logo
6:35 am - 6:45 pm
BHD
-
SFO
20h 10m
1 stop
$890British Airways
lun, nov 16 - gio, dic 3
Multiple Airlines Logo
1:50 pm - 4:50 pm
SFO
-
BHD
19h 00m
1 stop
Multiple Airlines Logo
5:20 pm - 11:45 am
BHD
-
SFO
26h 25m
1 stop
$893Multiple Airlines
lun, nov 16 - mer, dic 2
Delta Logo
7:00 am - 9:10 am
SFO
-
BHD
18h 10m
2 stops
Delta Logo
5:20 pm - 11:45 am
BHD
-
SFO
26h 25m
1 stop
$897Delta
dom, nov 15 - gio, dic 3
Multiple Airlines Logo
11:35 am - 4:50 pm
SFO
-
BHD
21h 15m
2 stops
Multiple Airlines Logo
9:40 am - 10:39 pm
BHD
-
SFO
20h 59m
2 stops
$907Multiple Airlines
lun, nov 16 - gio, dic 3
American Airlines Logo
9:00 am - 10:30 am
SFO
-
BHD
17h 30m
2 stops
American Airlines Logo
11:25 am - 10:52 pm
BHD
-
SFO
19h 27m
2 stops
$911American Airlines
mar, nov 17 - mer, dic 2

KLM flights from San Francisco to Belfast

Our best KLM deals on San Francisco to Belfast flight tickets
KLM
Jun 24
SFO1:45 pmSan Francisco
19h 10m
1 stop
BHD4:55 pmBelfast City
Jul 8
BHD9:50 amBelfast City
21h 05m
2 stops
SFO10:55 pmSan Francisco
$1,459
KLM
Jun 24
SFO5:25 pmSan Francisco
15h 30m
2 stops
BHD4:55 pmBelfast City
Jun 28
BHD5:45 pmBelfast City
26h 00m
1 stop
SFO11:45 amSan Francisco
$1,551
KLM
Jun 24
SFO5:25 pmSan Francisco
15h 30m
2 stops
BHD4:55 pmBelfast City
Jun 28
BHD9:50 amBelfast City
19h 10m
2 stops
SFO9:00 pmSan Francisco
$1,561

British Airways flights from San Francisco to Belfast

Our best British Airways deals on San Francisco to Belfast flight tickets
British Airways
Sep 7
SFO7:30 pmSan Francisco
15h 15m
1 stop
BHD6:45 pmBelfast City
Sep 22
BHD9:40 amBelfast City
16h 00m
1 stop
SFO5:40 pmSan Francisco
$856
British Airways
Nov 17
SFO5:30 pmSan Francisco
13h 20m
1 stop
BHD2:50 pmBelfast City
Dec 2
BHD5:40 pmBelfast City
29h 20m
1 stop
SFO3:00 pmSan Francisco
$865
British Airways
Aug 24
SFO4:35 pmSan Francisco
16h 55m
1 stop
BHD5:30 pmBelfast City
Aug 27
BHD9:35 amBelfast City
36h 15m
1 stop
SFO1:50 pmSan Francisco
$874

momondo Fare Finder

 
Customize your flight search to find flights from San Francisco to Belfast that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated maggio 27, 2026.
Use the filters below to find and compare flights from San Francisco to Belfast that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

lun 9/7

7:30 pm-6:45 pm

1 stop15h 15m

Belfast City

mar 9/22

9:40 am-5:40 pm

1 stop16h 00m

$856

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

mar 11/17

5:30 pm-2:50 pm

1 stop13h 20m

Belfast City

mer 12/2

5:40 pm-3:00 pm

1 stop29h 20m

$865

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

lun 8/24

4:35 pm-5:30 pm

1 stop16h 55m

Belfast City

gio 8/27

9:35 am-1:50 pm

1 stop36h 15m

$874

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

lun 9/7

4:31 pm-6:45 pm

2 stops18h 14m

Belfast City

mar 9/22

6:30 am-1:50 pm

1 stop15h 20m

$878

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

lun 9/7

11:00 am-12:55 pm

2 stops17h 55m

Belfast City

mar 9/22

9:40 am-9:58 pm

2 stops20h 18m

$886

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

lun 11/16

3:54 pm-4:05 pm

2 stops16h 11m

Belfast City

gio 12/3

6:35 am-6:45 pm

1 stop20h 10m

$890

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

lun 11/16

1:50 pm-4:50 pm

1 stop19h 00m

Belfast City

mer 12/2

5:20 pm-11:45 am

1 stop26h 25m

$893

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

dom 11/15

7:00 am-9:10 am

2 stops18h 10m

Belfast City

gio 12/3

5:20 pm-11:45 am

1 stop26h 25m

$897

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

lun 11/16

11:35 am-4:50 pm

2 stops21h 15m

Belfast City

gio 12/3

9:40 am-10:39 pm

2 stops20h 59m

$907

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

mar 11/17

9:00 am-10:30 am

2 stops17h 30m

Belfast City

mer 12/2

11:25 am-10:52 pm

2 stops19h 27m

$911

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Belfast from

How to get the cheapest flight ticket from San Francisco to Belfast

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between San Francisco and Belfast?

Cheap San Francisco to Belfast flight deals and tips

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

Fastest flight time

13h 20m

Direct flights

None
The fastest flight from San Francisco to Belfast takes 13h 20m
There are no direct flights from San Francisco to Belfast. There are no popular flight routes from San Francisco to Belfast.
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Frequently asked questions about flying from San Francisco to Belfast

  • How far is San Francisco to Belfast by plane?

    The straight-line distance from San Francisco to Belfast is 5028.4 mi. By plane, this route typically takes 13h 20m.

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

    Prices for flights from San Francisco Airport to Belfast refresh daily.

  • How many operators does momondo search for flights from San Francisco Airport to Belfast?

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Belfast.

  • What documentation or ID do you need to fly to Belfast?

    The required travel and health documents for your Belfast 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 Belfast. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from San Francisco to Belfast

Compare and see reviews for airlines that fly from San Francisco to Belfast with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $586Free CancellationRating
6.7
8,007 reviews
Search British Airways flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Francisco to Belfast. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Belfast from San Francisco.

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

Of course. momondo tracks the price of San Francisco to Belfast flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in Belfast

Airports listed have a maximum distance of 12.2 mi from Belfast
Belfast Intl Airport
Belfast City Airport