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

Airlines like British Airways and Delta fly from Northern Ireland to San Francisco in about 14h 45m. The time it takes to get you to your destination can typically vary by up to 11h 45m. 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.

£433+ Cheap Flights from Northern Ireland to San Francisco

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 25 October 2026.

Thu 19/1120:00 -

1 stop26h 55m

Thu 26/1117:25 -

1 stop15h 30m

Deal found 22/10£681

Sun 22/1120:30 -

1 stop26h 25m

Sun 29/1117:25 -

1 stop15h 25m

Deal found 25/10£702

Sat 21/1117:15 -

1 stop26h 30m

Sat 28/1109:55 -

2 stops22h 50m

Deal found 24/10£707

Sun 22/1109:40 -

2 stops22h 21m

Sun 29/1109:55 -

2 stops22h 50m

Deal found 25/10£711

Thu 19/1109:40 -

2 stops23h 32m

Thu 26/1111:58 -

2 stops20h 37m

Deal found 22/10£712

Sat 21/1111:45 -

2 stops18h 50m

Sat 28/1117:25 -

1 stop13h 50m

Deal found 24/10£723

Sat 21/1106:35 -

2 stops22h 19m

Sat 28/1108:55 -

2 stops18h 15m

Deal found 24/10£751

Sat 21/1106:35 -

2 stops21h 07m

Sat 28/1108:55 -

2 stops18h 15m

Deal found 24/10£758

Thu 19/1114:20 -

3 stops38h 05m

Thu 26/1106:15 -

3 stops27h 05m

Deal found 22/10£819

Find flight deals from Northern Ireland to San Francisco

Round-trip from	£672
One-way from	£433

17/4-23/4
4 total stops
43h 16m total
Northern Ireland to San Francisco

Search Deals

1/11-31/12
3 total stops
39h 35m total
Northern Ireland to San Francisco

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

BelfastSan Francisco

BHD Belfast City - SFO San Francisco

BHDSFO

Belfast City

Sun 1/11

06:50-15:25

3 stops39h 35m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£433

BelfastSan Francisco

BHD Belfast City - SFO San Francisco

BHDSFO

Belfast City

Sun 1/11

17:10-15:35

2 stops30h 25m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£559

BelfastSan Francisco

BHD Belfast City - SFO San Francisco

BHDSFO

Belfast City

Sat 17/4

07:05-13:50

1 stop14h 45m

San Francisco

Fri 23/4

16:35-18:10

1 stop17h 35m

£678

BelfastSan Francisco

BHD Belfast City - SFO San Francisco

BHDSFO

Belfast City

Sat 21/11

17:15-11:45

1 stop26h 30m

San Francisco

Sat 28/11

09:55-16:45

2 stops22h 50m

£707

BelfastSan Francisco

BHD Belfast City - SFO San Francisco

BHDSFO

Belfast City

Sat 21/11

06:35-20:54

2 stops22h 19m

San Francisco

Sat 28/11

17:25-15:15

1 stop13h 50m

£707

BelfastSan Francisco

BHD Belfast City - SFO San Francisco

BHDSFO

Belfast City

Sun 22/11

09:40-00:01

2 stops22h 21m

San Francisco

Sun 29/11

09:55-16:45

2 stops22h 50m

£711

BelfastSan Francisco

BHD Belfast City - SFO San Francisco

BHDSFO

Belfast City

Thu 19/11

09:40-01:12

2 stops23h 32m

San Francisco

Thu 26/11

11:58-16:35

2 stops20h 37m

£712

BelfastSan Francisco

BHD Belfast City - SFO San Francisco

BHDSFO

Belfast City

Thu 21/1

11:05-18:45

1 stop15h 40m

San Francisco

Mon 25/1

16:05-18:35

2 stops18h 30m

£726

Fastest return journey

BelfastSan Francisco

BHD Belfast City - SFO San Francisco

BHDSFO

Belfast City

Sun 1/11

20:30-14:55

1 stop26h 25m

San Francisco

Wed 31/12

00:00-09:00

Nonstop0h 00m

£974

Flights are sorted by cheapest return flights first.

Deals found on 20/10

Sorted 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

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

No data available for this route at this time. Please check back soon.

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 British Airways and Delta fly from Northern Ireland to San Francisco in about 14h 45m. The time it takes to get you to your destination can typically vary by up to 11h 45m. 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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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 £433

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/11. 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 25 October 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 25 October 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 25 October 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 25 October 2026.

Last-minute flights from Northern Ireland to San FranciscoDiscover last-minute flight deals from Northern Ireland to San Francisco. Data last updated 25 October 2026 and is based on user searches.

Discover last-minute flight deals from Northern Ireland to San Francisco. Data last updated 25 October 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 25 October 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 25 October 2026.

Find flight deals from Northern Ireland to San Francisco

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One-way from

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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

Related info for your journey

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?

Browse thousands of different options on Cheapflights for your next trip

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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 25 October 2026.

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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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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 25 October 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 25 October 2026.

Last-minute flights from Northern Ireland to San Francisco
Discover last-minute flight deals from Northern Ireland to San Francisco. Data last updated 25 October 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 25 October 2026.