HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Belfast City

$390+ Cheap flights from San Francisco (SFO) to Belfast City (BHD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BHD
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Francisco to Belfast City with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from San Francisco to Belfast City

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Belfast City (BHD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$632
(Delta)

One-way from

$390
(Expedia)

Popular in

July

Cheapest in

October

Average price

$765
From San Francisco to Belfast City
Search Deals
One-way flight from San Francisco to Belfast City
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($306 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($82 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from San Francisco to Belfast City

Cheapest flights from San Francisco to Belfast City
Explore the most affordable flight options available from San Francisco to Belfast City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/151:45 pmSFO - BHD
1 stop19h 10mDelta
Fri 10/316:30 amBHD - SFO
1 stop13h 20mDelta
Deal found 9/10$632
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1510:30 amSFO - BHD
2 stops22h 25mDelta
Wed 10/295:20 pmBHD - SFO
1 stop26h 30mDelta
Deal found 9/10$636
This KLM deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/231:45 pmSFO - BHD
1 stop23h 30mKLM
Wed 10/16:30 amBHD - SFO
2 stops17h 30mKLM
Deal found 9/10$642
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1510:30 amSFO - BHD
2 stops22h 25mDelta
Thu 10/305:20 pmBHD - SFO
2 stops29h 39mDelta
Deal found 9/10$646
This American Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/169:16 amSFO - BHD
2 stops17h 54mAmerican Airlines
Wed 10/2211:30 amBHD - SFO
2 stops18h 13mAmerican Airlines
Deal found 9/10$649
This American Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/173:41 pmSFO - BHD
2 stops18h 34mAmerican Airlines
Fri 10/316:45 amBHD - SFO
2 stops19h 23mAmerican Airlines
Deal found 9/10$674
This Virgin Atlantic deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/31:55 pmSFO - BHD
1 stop23h 05mVirgin Atlantic
Sun 12/75:20 pmBHD - SFO
1 stop26h 30mVirgin Atlantic
Deal found 9/8$680
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/151:45 pmSFO - BHD
1 stop19h 10mDelta
Sat 11/16:30 amBHD - SFO
1 stop13h 20mDelta
Deal found 9/10$682
This Air France deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/161:45 pmSFO - BHD
2 stops19h 10mMultiple Airlines
Thu 10/305:20 pmBHD - SFO
1 stop26h 30mMultiple Airlines
Deal found 9/10$686
This Delta deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/32:00 pmSFO - BHD
2 stops18h 50mDelta
Sun 12/76:30 amBHD - SFO
2 stops17h 27mDelta
Deal found 9/8$695

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to Belfast City 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, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from San Francisco to Belfast City Airport that are best for you.

Fly from

San Francisco

Fly to

Belfast City

Route

Depart

Return

Price

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Sun 10/19

1:45 pm-9:15 pm

1 stop23h 30m

Belfast City

Fri 10/31

6:30 am-12:50 pm

1 stop13h 20m

$632

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Sun 10/19

1:45 pm-9:15 pm

1 stop23h 30m

Belfast City

Wed 10/29

6:30 am-12:50 pm

1 stop13h 20m

$632

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Wed 10/15

12:35 pm-4:55 pm

2 stops20h 20m

Belfast City

Fri 10/31

6:30 am-12:50 pm

1 stop13h 20m

$636

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Wed 10/15

10:30 am-4:55 pm

2 stops22h 25m

Belfast City

Wed 10/29

5:20 pm-12:50 pm

1 stop26h 30m

$636

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Wed 10/15

1:45 pm-9:15 pm

2 stops23h 30m

Belfast City

Thu 10/30

6:30 am-12:50 pm

1 stop13h 20m

$636

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Sun 10/19

8:20 am-4:55 pm

2 stops24h 35m

Belfast City

Thu 10/30

6:30 am-12:50 pm

1 stop13h 20m

$636

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Tue 9/23

1:45 pm-9:15 pm

1 stop23h 30m

Belfast City

Wed 10/1

6:30 am-4:00 pm

2 stops17h 30m

$642

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Tue 9/23

1:45 pm-9:15 pm

2 stops23h 30m

Belfast City

Wed 10/1

6:30 am-5:47 pm

2 stops19h 17m

$646

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Thu 10/16

9:16 am-11:10 am

2 stops17h 54m

Belfast City

Wed 10/22

11:30 am-9:43 pm

2 stops18h 13m

$649

San FranciscoBelfast

SFO - BHD

SFOBHD

San Francisco

Fri 10/17

3:48 pm-6:15 pm

2 stops18h 27m

Belfast City

Thu 10/23

1:15 pm-12:17 am

2 stops19h 02m

$649

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 22 results
1
2
3

Best time to book a flight from San Francisco to Belfast City

Have a flexible travel schedule? Discover the best time to fly to Belfast City from San Francisco with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Belfast City

Get insights into the airlines that provide service to Belfast City. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Belfast City. Reviews last updated September 11, 2025.
Peruse reviews from past customers who have flown with British Airways from San Francisco to Belfast City Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,361 reviews

Entertainment

6.4

Boarding

6.9

Comfort

6.7

Crew

7.6

Overall

6.7

Food

6.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

IAD - LHR

The plane had to load and unload passengers not through a jet way but out on the tarmac at Heathrow. The steps were steep. We weren't expecting to have to carry our luggage up and down stairs.
British Airways
6.7
Okay
7,361 reviews
British Airways
6.7
Okay
7,361 reviews

Entertainment

6.4

Boarding

6.9

Comfort

6.7

Crew

7.6

Overall

6.7

Food

6.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

IAD - LHR

The plane had to load and unload passengers not through a jet way but out on the tarmac at Heathrow. The steps were steep. We weren't expecting to have to carry our luggage up and down stairs.

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Belfast City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Francisco to Belfast City?

    San Francisco (SFO) is the airport you will fly out of if you book a flight from San Francisco to Belfast City. You should not have trouble finding flights to Belfast City from San Francisco; the airport handles an average of 0 outbound flights to Belfast City per day. You should also have plenty of airline options to choose from since 1 airline has flights from the San Francisco airport to Belfast City. It is only a 11.8 mi journey to San Francisco (SFO) from San Francisco’s city center.

  • How long is the flight from San Francisco to Belfast City Airport?

    A quick flight from San Francisco to Belfast City Airport can take about 23h 30m. Delta provides one of the quickest options available for as low as $632. San Francisco and Belfast City Airport are separated by a distance of 5038 mi.

  • What is the cheapest airline to fly from San Francisco to Belfast City Airport round-trip?

    British Airways, at $622, was found to be the cheapest airline from San Francisco to Belfast City Airport.. British Airways is 35% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from San Francisco to Belfast City that include hotel bookings?

    Yes. In addition to deals on San Francisco to Belfast City flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Belfast City?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Belfast City.

  • Can I find deals for business class flights from San Francisco to Belfast City?

    Yes. Cheapflights offers flight deals from San Francisco to Belfast City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Belfast City Airport?

Book flights to Belfast City Airport if you plan to visit one of these locations
Newcastle

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from San Francisco to Belfast City

Discover the top airline that operate flights from San Francisco to Belfast City. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$622Average$739FlexibilityNo cancel feeOn-time70%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.