How long is the flight from Northern Ireland to San Francisco?

Airlines like American Airlines, British Airways, and Delta fly from Northern Ireland to San Francisco in about 13h 55m. The time it takes to get you to your destination can typically vary by up to 15h 30m. Airlines will cover a distance of 5038 mi. Both multi-stop and direct flights can be found to your destination and back.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 112.0 inches per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit San Francisco when rainfall is around 0.0 mm.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

What is the cheapest time of day to fly from NIR to SFO?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Northern Ireland to San Francisco as you normally would.

What airport do you fly into for flights to San Francisco from Northern Ireland?

For a flight from Northern Ireland to San Francisco, you will be flying into San Francisco. San Francisco (SFO) is just 11.0 mi from the center of the city.

How can I find direct flights from Northern Ireland to San Francisco?

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

Can I find deals for business class flights from Northern Ireland to San Francisco?

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

£636+ Cheap Flights from Northern Ireland to San Francisco

Q: How much does it cost for a return flight from Northern Ireland to San Francisco?

Airfare is above average for this route at the moment. Northern Ireland to San Francisco flights typically cost between £622 and £513 in July. The cheapest return flight price found within the last 3 days was £699 on Multiple Airlines (4 Jul-11 Jul).

Cheap flight deals from Northern Ireland to San Francisco

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Northern Ireland to San Francisco
Explore the most affordable flight options available from Northern Ireland to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 June 2026.

Wed 26/811:35

BHD

SFO

1 stop13h 55m

American Airlines

Fri 4/915:46

SFO

BHD

2 stops20h 49m

American Airlines

Deal found 4/6£636

Tue 25/809:40

BHD

SFO

2 stops22h 05m

American Airlines

Fri 4/915:46

SFO

BHD

2 stops20h 49m

American Airlines

Deal found 4/6£641

Tue 25/816:25

BHD

SFO

1 stop29h 25m

British Airways

Fri 4/911:00

SFO

BHD

2 stops20h 30m

British Airways

Deal found 4/6£670

Fri 28/806:30

BHD

SFO

2 stops21h 18m

American Airlines

Fri 4/916:35

SFO

BHD

1 stop17h 35m

American Airlines

Deal found 4/6£671

Mon 6/709:50

BHD

SFO

2 stops22h 43m

Delta

Mon 13/706:00

SFO

BHD

2 stops19h 20m

Delta

Deal found 8/6£682

Thu 2/709:50

BHD

SFO

2 stops23h 09m

Delta

Thu 9/708:55

SFO

BHD

2 stops24h 00m

Delta

Deal found 4/6£687

Sat 4/706:20

BFS

SFO

2 stops37h 01m

Multiple Airlines

Sat 11/719:50

SFO

BFS

1 stop19h 35m

Multiple Airlines

Deal found 6/6£699

Thu 16/709:35

BHD

SFO

2 stops21h 35m

Multiple Airlines

Mon 20/716:35

SFO

BHD

1 stop16h 55m

Multiple Airlines

Deal found 7/6£702

Sun 30/809:50

BHD

SFO

2 stops21h 54m

Delta

Fri 4/922:35

SFO

BHD

2 stops26h 40m

Delta

Deal found 4/6£717

Fri 3/717:30

BHD

SFO

2 stops30h 54m

KLM

Fri 10/713:45

SFO

BHD

1 stop35h 35m

KLM

Deal found 5/6£728

Fri 28/811:25

BFS

SFO

1 stop34h 25m

Multiple Airlines

Fri 4/917:35

SFO

BFS

2 stops19h 40m

Multiple Airlines

Deal found 4/6£744

Wed 22/705:55

BFS

SFO

2 stops17h 32m

Multiple Airlines

Wed 29/711:10

SFO

BFS

2 stops24h 05m

Multiple Airlines

Deal found 8/6£771

Best flights from Northern Ireland to San Francisco
Discover carefully curated flight deals from Northern Ireland to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 June 2026.

Wed 26/811:35

BHD

SFO

1 stop13h 55m

American Airlines

Fri 4/915:46

SFO

BHD

2 stops20h 49m

American Airlines

Deal found 4/6£636

Tue 25/816:25

BHD

SFO

1 stop29h 25m

British Airways

Fri 4/911:00

SFO

BHD

2 stops20h 30m

British Airways

Deal found 4/6£670

Thu 2/709:50

BHD

SFO

2 stops23h 09m

Delta

Thu 9/708:55

SFO

BHD

2 stops24h 00m

Delta

Deal found 4/6£687

Thu 16/709:35

BHD

SFO

2 stops21h 35m

Multiple Airlines

Mon 20/716:35

SFO

BHD

1 stop16h 55m

Multiple Airlines

Deal found 7/6£702

Fri 3/717:30

BHD

SFO

2 stops30h 54m

KLM

Fri 10/713:45

SFO

BHD

1 stop35h 35m

KLM

Deal found 5/6£728

Fri 3/717:30

BHD

SFO

1 stop26h 15m

Virgin Atlantic

Fri 10/713:45

SFO

BHD

1 stop19h 10m

Virgin Atlantic

Deal found 5/6£771

Sun 30/809:50

BHD

SFO

2 stops21h 54m

Delta

Fri 4/922:35

SFO

BHD

2 stops26h 40m

Delta

Deal found 4/6£717

Sun 5/718:30

BHD

SFO

2 stops48h 51m

Multiple Airlines

Sun 12/708:10

SFO

BHD

2 stops22h 50m

Multiple Airlines

Deal found 6/6£744

Sun 5/709:50

BHD

SFO

1 stop33h 55m

KLM

Sun 12/713:45

SFO

BHD

1 stop35h 35m

KLM

Deal found 6/6£749

Thu 16/709:50

BHD

SFO

2 stops22h 43m

Delta

Mon 20/723:56

SFO

BHD

2 stops25h 24m

Delta

Deal found 7/6£747

Wed 22/705:55

BFS

SFO

2 stops17h 32m

Multiple Airlines

Wed 29/711:10

SFO

BFS

2 stops24h 05m

Multiple Airlines

Deal found 8/6£771

Sun 5/717:30

BHD

SFO

1 stop26h 15m

Delta

Sun 12/706:00

SFO

BHD

2 stops19h 20m

Delta

Deal found 6/6£765

Thu 16/708:20

BFS

SFO

2 stops36h 00m

Multiple Airlines

Mon 20/723:15

SFO

BFS

1 stop16h 05m

Multiple Airlines

Deal found 7/6£830

Wed 26/806:15

BFS

SFO

1 stop22h 35m

Multiple Airlines

Fri 4/917:35

SFO

BFS

2 stops19h 25m

Multiple Airlines

Deal found 4/6£854

Thu 23/720:55

BFS

SFO

3 stops47h 05m

Multiple Airlines

Mon 27/711:40

SFO

BFS

3 stops27h 40m

Multiple Airlines

Deal found 6/6£861

Tue 21/722:45

BFS

SFO

3 stops31h 10m

Multiple Airlines

Wed 5/808:30

SFO

BFS

3 stops29h 50m

Multiple Airlines

Deal found 7/6£865

Thu 2/708:20

BFS

SFO

2 stops21h 35m

Multiple Airlines

Thu 9/708:30

SFO

BFS

2 stops29h 15m

Multiple Airlines

Deal found 4/6£903

Wed 5/807:35

BFS

SFO

2 stops36h 45m

Multiple Airlines

Sat 15/816:05

SFO

BFS

1 stop22h 10m

Multiple Airlines

Deal found 8/6£910

Find flight deals from Northern Ireland to San Francisco

Round-trip from	£636
Popular in	March
Cheapest in	August
Average price	£558

American Airlines
26/8-4/9
3 total stops
34h 44m total
Northern Ireland to San Francisco

Search Deals

Highest demand for flights based on searches. 20% potential increase in price (£143 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 9% potential price decrease (£46 potential savings vs. average return price).

Search Deals

Average for round-trip flights in June 2026

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Wed 26/8

11:35-17:30

1 stop13h 55m

San Francisco

Fri 4/9

15:46-20:35

2 stops20h 49m

£636

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Tue 25/8

16:25-13:50

1 stop29h 25m

San Francisco

Fri 4/9

11:00-15:30

2 stops20h 30m

£670

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Thu 2/7

09:50-00:59

2 stops23h 09m

San Francisco

Thu 9/7

08:55-16:55

2 stops24h 00m

£687

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Thu 16/7

09:35-23:10

2 stops21h 35m

San Francisco

Mon 20/7

16:35-17:30

1 stop16h 55m

£702

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Sun 30/8

09:50-23:44

2 stops21h 54m

San Francisco

Fri 4/9

22:35-09:15

2 stops26h 40m

£717

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Fri 3/7

17:30-16:24

2 stops30h 54m

San Francisco

Fri 10/7

13:45-09:20

1 stop35h 35m

£728

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Sun 5/7

18:30-11:21

2 stops48h 51m

San Francisco

Sun 12/7

08:10-15:00

2 stops22h 50m

£744

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Thu 16/7

09:50-00:33

2 stops22h 43m

San Francisco

Mon 20/7

23:56-09:20

2 stops25h 24m

£747

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Sun 5/7

09:50-11:45

1 stop33h 55m

San Francisco

Sun 12/7

13:45-09:20

1 stop35h 35m

£749

BelfastSan Francisco

BHD - SFO

BHDSFO

Belfast City

Sun 5/7

17:30-11:45

1 stop26h 15m

San Francisco

Sun 12/7

06:00-09:20

2 stops19h 20m

£765

Flights are sorted by cheapest return flights first.

Deals found on 5/6

Showing 1-10 of 20 resultsSorted by cheapest first

Best time to book a flight from Northern Ireland to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Northern Ireland with our price prediction graph.

BHD-SFO

BFS-SFO

Estimated return 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.

Cheapflights Insights

Everything you need to know about your flight from Northern Ireland to San Francisco

GBNIR-SFO

BHD-SFO

BFS-SFO

How much does it cost for a return flight from Northern Ireland to San Francisco?

Related info for your journey

What airport do you fly into for flights to San Francisco from Northern Ireland?
For a flight from Northern Ireland to San Francisco, you will be flying into San Francisco. San Francisco (SFO) is just 11.0 mi from the center of the city.
How long is the flight from Northern Ireland to San Francisco?
Airlines like American Airlines, British Airways, and Delta fly from Northern Ireland to San Francisco in about 13h 55m. The time it takes to get you to your destination can typically vary by up to 15h 30m. Airlines will cover a distance of 5038 mi. Both multi-stop and direct flights can be found to your destination and back.
Can I find deals for flights from Northern Ireland to San Francisco that include hotel bookings?
Yes. In addition to deals on Northern Ireland to San Francisco flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Northern Ireland to San Francisco?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Northern Ireland to San Francisco.
Can I find deals for business class flights from Northern Ireland to San Francisco?
Yes. Cheapflights offers flight deals from Northern Ireland to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Top airline flying from Northern Ireland to San Francisco

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£512	Average£658	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

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How does Cheapflights help users find flights from Northern Ireland to San Francisco?

When you search for this flight from Northern Ireland to San Francisco, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Northern Ireland to San Francisco?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to San Francisco from Northern Ireland.

Can Cheapflights find flights from Northern Ireland to San Francisco with no change fees?

Certainly. Search results for flights to San Francisco from Northern Ireland shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Northern Ireland to San Francisco become cheaper?

Yes, Cheapflights offers price alerts on Northern Ireland to San Francisco flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from Northern Ireland to San Francisco from £636

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 26/8. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Northern Ireland to San Francisco

Cheapest flights from Northern Ireland to San FranciscoExplore the most affordable flight options available from Northern Ireland to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 June 2026.

Explore the most affordable flight options available from Northern Ireland to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 June 2026.

Best flights from Northern Ireland to San FranciscoDiscover carefully curated flight deals from Northern Ireland to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 June 2026.

Discover carefully curated flight deals from Northern Ireland to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 June 2026.

Last-minute flights from Northern Ireland to San FranciscoDiscover last-minute flight deals from Northern Ireland to San Francisco. Data last updated 9 June 2026 and is based on user searches.

Discover last-minute flight deals from Northern Ireland to San Francisco. Data last updated 9 June 2026 and is based on user searches.

One-way flights from Northern Ireland to San FranciscoSearch for one-way flight options from Northern Ireland to San Francisco. Find affordable one-way fares based on user searches. Data last updated 9 June 2026.

Search for one-way flight options from Northern Ireland to San Francisco. Find affordable one-way fares based on user searches. Data last updated 9 June 2026.

Find flight deals from Northern Ireland to San Francisco

Keep the following information in mind while searching for Northern Ireland to San Francisco flight deals. Data was last updated 9 June 2026.

Round-trip from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

Best time to book a flight from Northern Ireland to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Northern Ireland with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Northern Ireland to San Francisco

How much does it cost for a return flight from Northern Ireland to San Francisco?

Related info for your journey

Find useful and relevant information for your journey from Northern Ireland to San Francisco. 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 into for flights to San Francisco from Northern Ireland?

How long is the flight from Northern Ireland to San Francisco?

Can I find deals for flights from Northern Ireland to San Francisco that include hotel bookings?

How can I find direct flights from Northern Ireland to San Francisco?

Can I find deals for business class flights from Northern Ireland to San Francisco?

Travelling to a place near San Francisco?

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Alternative routes for Northern Ireland to San Francisco

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Complete your trip

Complete your trip to San Francisco by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to California

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Search flights from Northern Ireland to San Francisco by cabin class

Find flights from Northern Ireland to San Francisco, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Northern Ireland and San Francisco flights

Browse other Northern Ireland and San Francisco flight options. Last updated on 9 June 2026.

Popular flight searches

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Other flights to San Francisco

Explore flights to San Francisco departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 9 June 2026.

Northern Ireland to San Francisco flights

Consider these flights travelling from Northern Ireland to San Francisco.

Top airline flying from Northern Ireland to San Francisco

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Northern Ireland to San Francisco?

Why should you use Cheapflights to find cheap flight tickets from Northern Ireland to San Francisco?

Can Cheapflights find flights from Northern Ireland to San Francisco with no change fees?

Can Cheapflights notify me if prices for flights from Northern Ireland to San Francisco become cheaper?

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Travel Smart

Cheapest flights from Northern Ireland to San Francisco
Explore the most affordable flight options available from Northern Ireland to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 June 2026.

Best flights from Northern Ireland to San Francisco
Discover carefully curated flight deals from Northern Ireland to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 June 2026.

Last-minute flights from Northern Ireland to San Francisco
Discover last-minute flight deals from Northern Ireland to San Francisco. Data last updated 9 June 2026 and is based on user searches.

One-way flights from Northern Ireland to San Francisco
Search for one-way flight options from Northern Ireland to San Francisco. Find affordable one-way fares based on user searches. Data last updated 9 June 2026.