Cheap flights from San Francisco to Northern Ireland from £349
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 11/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
How far in advance should I book a flight from San Francisco to Northern Ireland?
When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 30 days in advance, which can save you up to 19% on flights from San Francisco to Northern Ireland compared to booking the week you need them. Waiting 30 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £483. For sooner than that we have options available in the next 3 days from £483.
What is the cheapest month to fly from San Francisco to Northern Ireland?
February is one of the best times of the year to fly to Northern Ireland from San Francisco. Prices for February average £715 per person but you can even find prices for as low as £527. The most expensive prices can be found in the month of December. Opting for a February flight can save you 53% on your journey compared to booking in December
When is the cheapest time to fly from San Francisco to Northern Ireland (SFO - NIR)?
When flying from San Francisco to Northern Ireland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Cheap British Airways flights from San Francisco to Northern Ireland
Explore cheap flight options specifically provided by British Airways for the route between San Francisco and Northern Ireland. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 869,692 searches. Data last updated 7 May 2024.
Peruse some of the lowest-priced British Airways flights we've found from San Francisco to Northern Ireland. Deals update often to give you more flight options matching your criteria
Cheap KLM flights from San Francisco to Northern Ireland
Explore cheap flight options specifically provided by KLM for the route between San Francisco and Northern Ireland. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 869,692 searches. Data last updated 7 May 2024.
Some of the best deals we've found on KLM flights travelling from San Francisco to Northern Ireland. Make sure to examine the flight information before completing your reservation.
Cheap San Francisco to Northern Ireland flights in May & June 2024
Find cheap flight options from San Francisco to Northern Ireland specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 869,692 searches. Prices were last updated on 7 May 2024.
Check out some of the best flight deals from San Francisco to Northern Ireland in 2024. Check back in a little while for more flight options.
San Francisco to Northern Ireland 2024 flight deals
Discover exclusive flight deals for travel between San Francisco and Northern Ireland in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 869,692 searches. Data last updated 7 May 2024.
Check out some of the best flight deals from San Francisco to Northern Ireland in 2024. Check back in a little while for more flight options.
One-way flights to Northern Ireland from San Francisco
Search for one-way flight options from San Francisco to Northern Ireland. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 869,692 searches. Data last updated 7 May 2024.
Users in need of a one-way flight from San Francisco to Northern Ireland can choose from these deals. For those needing a return trip from San Francisco, there is a search form available above.
Find flights from San Francisco to Northern Ireland within your budget
Customise your flight search to find flights from San Francisco to Northern Ireland 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 869,692 searches. Data last updated 7 May 2024.
Fly from
Fly to
Budget
£559 - £1,136
Route
Depart
Return
Price
San FranciscoBelfast City
SFO - BHD
SFOBHD
San Francisco
Mon 12/8
2 stops19h 20m
Belfast City
Thu 22/8
1 stop26h 25m
San FranciscoBelfast City
SFO - BHD
SFOBHD
San Francisco
Mon 12/8
2 stops19h 20m
Belfast City
Thu 22/8
2 stops29h 02m
San FranciscoBelfast City
SFO - BHD
SFOBHD
San Francisco
Fri 27/9
1 stop19h 00m
Belfast City
Sat 5/10
2 stops33h 24m
San FranciscoBelfast City
SFO - BHD
SFOBHD
San Francisco
Fri 20/9
2 stops34h 05m
Belfast City
Fri 6/12
2 stops31h 01m
San FranciscoBelfast City
SFO - BHD
SFOBHD
San Francisco
Fri 27/9
1 stop19h 00m
Belfast City
Sat 5/10
2 stops33h 24m
San FranciscoBelfast City
SFO - BHD
SFOBHD
San Francisco
Fri 20/9
1 stop17h 25m
Belfast City
Fri 6/12
1 stop15h 25m
San FranciscoBelfast Intl
SFO - BFS
SFOBFS
San Francisco
Wed 5/6
2 stops41h 09m
Belfast Intl
Wed 12/6
1 stop40h 10m
San FranciscoBelfast City
SFO - BHD
SFOBHD
San Francisco
Thu 25/7
2 stops16h 20m
Belfast City
Fri 2/8
2 stops19h 07m
San FranciscoBelfast City
SFO - BHD
SFOBHD
San Francisco
Mon 24/6
1 stop16h 10m
Belfast City
Tue 9/7
1 stop29h 05m
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Northern Ireland
Get insights into the airlines that provide service to Northern Ireland. 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 Northern Ireland. Reviews last updated 7 May 2024.
Read reviews from past customers who have flown British Airways, KLM and Lufthansa from San Francisco to Northern Ireland. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
Boarding
Food
Overall
Crew
Comfort
Reviews
Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
Entertainment
Boarding
Food
Overall
Crew
Comfort
Reviews
Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
Entertainment
Boarding
Food
Overall
Crew
Comfort
Reviews
Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
Entertainment
Boarding
Food
Overall
Crew
Comfort
Reviews
Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
Entertainment
Boarding
Food
Overall
Crew
Comfort
Reviews
Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
Related info for your journey
Find useful and relevant information for your journey from San Francisco to Northern Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for San Francisco to Northern IrelandSee prices for flight routes from nearby airports that may be better suited for you.
See prices for flight routes from nearby airports that may be better suited for you.
Search flights from San Francisco to Northern Ireland by cabin class
Find flights from San Francisco to Northern Ireland, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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How does Cheapflights help users find flights from San Francisco to Northern Ireland?
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Why should you use Cheapflights to find cheap flight tickets from San Francisco to Northern Ireland?
Cheapflights simply makes it quick and affordable to book flights from San Francisco to Northern Ireland by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights from San Francisco to Northern Ireland with no change fees?
Need flexible booking options for your flight to Northern Ireland from San Francisco? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from San Francisco to Northern Ireland become cheaper?
Of course! You can now track prices for flights from San Francisco to Northern Ireland and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.