HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news

$452+ Cheap flights from San Francisco (SFO) to Northern Ireland

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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BFS
Jul 30 — Aug 61
From?
To?
Tue 7/30
Tue 8/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Leverage Cheapflights for Your Next Trip

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.

What is the cheapest month to fly from San Francisco to Northern Ireland?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, February can be a great choice for travel to Northern Ireland. Flights to Northern Ireland from San Francisco in February are about $901 on average during February, but can be found for as low as $662.

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

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

Cheap San Francisco to Northern Ireland flights in July & August 2024

Find cheap flight options from San Francisco to Northern Ireland specifically for the months of July and August 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,752,877 searches. Prices were last updated on July 25, 2024.
These are some of the best deals we've found on flights to Northern Ireland in 2024 at this time. Check back regularly for other flight deals.
This Priceline deal was found by Cheapflights users on 7/23. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/203:30 pmSFO - BHD
1 stop13h 25mBritish Airways
Thu 8/299:35 amBHD - SFO
1 stop15h 50mBritish Airways
Deal found 7/23$662
This American Airlines deal was found by Cheapflights users on 7/23. 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.
Tue 8/203:42 pmSFO - BHD
2 stops17h 43mAmerican Airlines
Thu 8/296:35 amBHD - SFO
1 stop14h 40mAmerican Airlines
Deal found 7/23$666
This deal was found by Cheapflights users on 7/25. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/123:30 pmSFO - BHD
1 stop16h 05mBritish Airways
Wed 8/216:50 amBHD - SFO
1 stop14h 25mBritish Airways
Deal found 7/25$675
This Orbitz deal was found by Cheapflights users on 7/25. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/203:30 pmSFO - BHD
1 stop15h 50mBritish Airways
Thu 10/36:25 pmBHD - SFO
1 stop26h 50mBritish Airways
Deal found 7/25$678
This Orbitz deal was found by Cheapflights users on 7/25. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/203:42 pmSFO - BHD
2 stops19h 13mBritish Airways
Thu 10/34:20 pmBHD - SFO
1 stop28h 55mBritish Airways
Deal found 7/25$682
This oojo deal was found by Cheapflights users on 7/25. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2011:00 amSFO - BHD
2 stops17h 55mBritish Airways
Thu 10/39:35 amBHD - SFO
2 stops20h 23mBritish Airways
Deal found 7/25$691
This deal was found by Cheapflights users on 7/25. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/121:02 pmSFO - BHD
2 stops18h 33mAmerican Airlines
Wed 8/216:50 amBHD - SFO
2 stops18h 50mAmerican Airlines
Deal found 7/25$699
This deal was found by Cheapflights users on 7/25. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/127:10 amSFO - BHD
2 stops25h 40mDelta
Wed 8/215:45 pmBHD - SFO
1 stop26h 00mDelta
Deal found 7/25$708
This American Airlines deal was found by Cheapflights users on 7/25. 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.
Wed 8/73:30 pmSFO - BHD
1 stop16h 05mAmerican Airlines
Wed 9/116:50 amBHD - SFO
1 stop18h 35mAmerican Airlines
Deal found 7/25$762

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 2,752,877 searches. Data last updated July 25, 2024.
These are some of the best deals we've found on flights to Northern Ireland in 2024 at this time. Check back regularly for other flight deals.
This FlightHub deal was found by Cheapflights users on 7/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/273:40 pmSFO - BHD
1 stop17h 20mLufthansa
Wed 11/69:15 amBHD - SFO
1 stop35h 20mLufthansa
Deal found 7/25$649
This FlightHub deal was found by Cheapflights users on 7/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/273:40 pmSFO - BHD
1 stop17h 20mLufthansa
Wed 11/69:15 amBHD - SFO
2 stops17h 30mLufthansa
Deal found 7/25$661
This Priceline deal was found by Cheapflights users on 7/23. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/203:30 pmSFO - BHD
1 stop13h 25mBritish Airways
Thu 8/299:35 amBHD - SFO
1 stop15h 50mBritish Airways
Deal found 7/23$662
This American Airlines deal was found by Cheapflights users on 7/23. 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.
Tue 8/203:42 pmSFO - BHD
2 stops17h 43mAmerican Airlines
Thu 8/296:35 amBHD - SFO
1 stop14h 40mAmerican Airlines
Deal found 7/23$666
This deal was found by Cheapflights users on 7/25. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/123:30 pmSFO - BHD
1 stop16h 05mBritish Airways
Wed 8/216:50 amBHD - SFO
1 stop14h 25mBritish Airways
Deal found 7/25$675
This Iberia deal was found by Cheapflights users on 7/25. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/289:40 pmSFO - BHD
1 stop13h 55mBritish Airways
Fri 11/88:40 amBHD - SFO
1 stop14h 20mBritish Airways
Deal found 7/25$676
This Orbitz deal was found by Cheapflights users on 7/25. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/203:30 pmSFO - BHD
1 stop15h 50mBritish Airways
Thu 10/36:25 pmBHD - SFO
1 stop26h 50mBritish Airways
Deal found 7/25$678
This American Airlines deal was found by Cheapflights users on 7/25. 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.
Mon 10/285:30 pmSFO - BHD
2 stops18h 05mAmerican Airlines
Thu 11/711:10 amBHD - SFO
1 stop15h 35mAmerican Airlines
Deal found 7/25$680
This Orbitz deal was found by Cheapflights users on 7/25. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/203:42 pmSFO - BHD
2 stops19h 13mBritish Airways
Thu 10/34:20 pmBHD - SFO
1 stop28h 55mBritish Airways
Deal found 7/25$682

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 2,752,877 searches. Data last updated July 25, 2024.
Take a look at some of the one-way flights we've detected from San Francisco to Northern Ireland. Users needing a return flight from San Francisco to Northern Ireland should utilize the search form above.
This American Airlines deal was found by Cheapflights users on 7/24. 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.
Sun 8/43:30 pmSFO - BHD
1 stop15h 05mAmerican Airlines
Deal found 7/24$452
This Combigo deal was found by Cheapflights users on 7/24. 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 Combigo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/47:40 pmSFO - BFS
2 stops19h 25mMultiple Airlines
Deal found 7/24$533
This FlightHub deal was found by Cheapflights users on 7/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/289:05 pmSFO - BHD
2 stops33h 45mLufthansa
Deal found 7/25$737
This British Airways deal was found by Cheapflights users on 7/25. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/283:30 pmSFO - BHD
1 stop13h 55mBritish Airways
Deal found 7/25$756

Find flights from San Francisco to Northern Ireland within your budget

Customize 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 2,752,877 searches. Data last updated July 25, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$662 - $824

Route

Depart

Return

Price

San FranciscoBelfast City

SFO - BHD

SFOBHD

San Francisco

Tue 8/20

1 stop13h 25m

Belfast City

Thu 8/29

1 stop15h 50m

$662

San FranciscoBelfast City

SFO - BHD

SFOBHD

San Francisco

Tue 8/20

2 stops17h 43m

Belfast City

Thu 8/29

1 stop14h 40m

$666

San FranciscoBelfast City

SFO - BHD

SFOBHD

San Francisco

Tue 8/20

2 stops19h 05m

Belfast City

Thu 8/29

2 stops21h 34m

$675

San FranciscoBelfast City

SFO - BHD

SFOBHD

San Francisco

Wed 9/25

2 stops24h 44m

Belfast City

Thu 10/3

2 stops21h 41m

$739

San FranciscoBelfast City

SFO - BHD

SFOBHD

San Francisco

Thu 9/26

2 stops17h 22m

Belfast City

Thu 10/3

1 stop14h 40m

$756

San FranciscoBelfast City

SFO - BHD

SFOBHD

San Francisco

Wed 8/7

1 stop16h 05m

Belfast City

Wed 9/11

1 stop18h 35m

$762

San FranciscoBelfast City

SFO - BHD

SFOBHD

San Francisco

Thu 9/26

1 stop17h 20m

Belfast City

Thu 10/3

1 stop14h 40m

$776

San FranciscoBelfast City

SFO - BHD

SFOBHD

San Francisco

Tue 8/20

2 stops22h 15m

Belfast City

Thu 8/29

3 stops33h 42m

$784

San FranciscoBelfast Intl

SFO - BFS

SFOBFS

San Francisco

Tue 8/20

2 stops19h 20m

Belfast Intl

Thu 8/29

2 stops33h 10m

$824

Flights are sorted by cheapest first

Deals found on 7/23

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

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

Have a flexible travel schedule? Discover the best time to fly to Northern Ireland 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 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 July 25, 2024.
Read through reviews of airlines operating flights from San Francisco to Northern Ireland, such as British Airways and American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.3
Good
10,000 reviews

Food

6.6

Crew

8.0

Overall

7.3

Comfort

7.2

Boarding

7.6

Entertainment

7.1

Reviews

1 / 10

Entertainment was ok, no delays either. The food was just ok, the trays were dirty and overall the plane seemed dated.

American Airlines
7.3
Good
10,000 reviews
American Airlines
7.3
Good
10,000 reviews

Food

6.6

Crew

8.0

Overall

7.3

Comfort

7.2

Boarding

7.6

Entertainment

7.1

Reviews

1 / 10

Entertainment was ok, no delays either. The food was just ok, the trays were dirty and overall the plane seemed dated.

Lufthansa
6.9
Okay
7,356 reviews
American Airlines
7.3
Good
10,000 reviews

Food

6.6

Crew

8.0

Overall

7.3

Comfort

7.2

Boarding

7.6

Entertainment

7.1

Reviews

1 / 10

Entertainment was ok, no delays either. The food was just ok, the trays were dirty and overall the plane seemed dated.

British Airways
6.7
Okay
6,717 reviews
American Airlines
7.3
Good
10,000 reviews

Food

6.6

Crew

8.0

Overall

7.3

Comfort

7.2

Boarding

7.6

Entertainment

7.1

Reviews

1 / 10

Entertainment was ok, no delays either. The food was just ok, the trays were dirty and overall the plane seemed dated.

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.

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

    Most people fly from San Francisco (SFO) if they book a flight from San Francisco to Northern Ireland. San Francisco is conveniently located just 11.8 mi from San Francisco’s city center.

  • Can I find flights from San Francisco to Northern Ireland for under $700 on Cheapflights?

    Yes, there are multiple flights from San Francisco to Northern Ireland for under $700. The cheapest flight booked recently is on British Airways for just $662, but on average you can expect to pay $854.

  • What are the cheapest airlines to fly from San Francisco to Northern Ireland one-way?

    $452 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Lufthansa and British Airways, with prices starting from $737 and $756, respectively.

  • What does SFO to BFS mean?

    San Francisco Airport is SFO and Belfast Intl Airport is BFS. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service. Ready for more IATA code knowledge? These are related airports for your current travel destination: Belfast City Airport (BHD), Londonderry Eglinton Airport (LDY).

  • Can I find deals for flights from San Francisco to Northern Ireland that include extra baggage allowance?

    The amount of baggage you can bring on your San Francisco to Northern Ireland flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from San Francisco to Northern Ireland with specific airlines?

    Yes, Cheapflights allows you to browse and filter San Francisco to Northern Ireland flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

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

  • Can I find deals for flights from San Francisco to Northern Ireland that allow pets onboard?

    Many airlines flying from San Francisco to Northern Ireland offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from San Francisco to Northern Ireland?

    Yes, you can often find last-minute deals on San Francisco to Northern Ireland flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the San Francisco to Northern Ireland flight deals updated?

    The San Francisco to Northern Ireland flight deals you see on this page were last updated on 7/25.

  • What is the cheapest month to book a flight from San Francisco to Northern Ireland?

    Currently, February is the cheapest month in which you can book a flight from San Francisco to Northern Ireland (average of $641). Flying from San Francisco to Northern Ireland in June is currently the most expensive (average of $1,175). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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.

Alternative routes for San Francisco to Northern Ireland
See prices for flight routes from nearby airports that may be better suited for you.

Los Angeles to Heathrow flights
San Francisco to Heathrow flights
Los Angeles to Gatwick flights
Los Angeles to London City flights
San Francisco to Gatwick flights
San Francisco to London City flights
San Diego to Heathrow flights
Ontario to Heathrow flights
San Jose to Heathrow flights
Las Vegas to Heathrow flights
Los Angeles to Luton flights
Oakland to Heathrow flights
Burbank to Heathrow flights
San Jose to Gatwick flights
Los Angeles to Stansted flights
Oakland to Gatwick flights
San Diego to Gatwick flights
Santa Ana to Heathrow flights
San Diego to London City flights
Los Angeles to Edinburgh flights
Burbank to Gatwick flights
Las Vegas to London City flights
Las Vegas to Gatwick flights
San Francisco to Edinburgh flights
Santa Ana to Gatwick flights
San Francisco to Stansted flights
San Francisco to Luton flights
Sacramento to Heathrow flights
San Jose to London City flights
Los Angeles to Manchester flights
Sacramento to Gatwick flights
Sacramento to London City flights
Ontario to Gatwick flights
San Diego to Edinburgh flights
Reno to Heathrow flights
San Francisco to Manchester flights
Los Angeles to Glasgow Intl flights
Santa Rosa to Heathrow flights
Las Vegas to Edinburgh flights
San Francisco to Glasgow Intl flights
San Diego to Manchester flights
Los Angeles to Belfast Intl flights
Reno to Gatwick flights
Los Angeles to Southampton flights
San Jose to Edinburgh flights
Los Angeles to Birmingham flights
Ontario to Edinburgh flights
Arcata to Heathrow flights
Reno to London City flights
Los Angeles to Belfast City flights

Top 2 airlines flying from San Francisco to Northern Ireland

Discover the top 2 airlines that operate flights from San Francisco to Northern Ireland. 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 2,752,877 searches. Data last updated July 25, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$493Average$812FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$637Average$909FlexibilityNo cancel feeOn-time70%
Baltimore to Las Vegas flights
Philadelphia to Las Vegas flights
New York to Paris flights
Seattle to Houston flights
Minneapolis to Orlando flights
Houston to Dallas flights
Austin to Denver flights
Las Vegas to Sacramento flights
New York to The Bahamas flights
Chicago O'Hare Intl Airport to Phoenix flights
St. Louis to Las Vegas flights
San Francisco to Scotland flights

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.
First Class
Business Class
Prem Econ Class
Economy Class

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Flights to Abha
Flights to Komatsu
Flights to Skardu
Flights to Laayoune Hassan I
Flights to Aqaba King Hussein Intl
Flights to Nampula
Flights to Bourgas
Flights to Riverton
Flights to Alpena Phelps/Collins
Flights to Palmas
Flights to Newport State
Flights to Antofagasta Cerro Moreno
Flights to Nuku‘alofa Fua'Amotu Intl
Flights to Ndola
Flights to Fort Dodge
Flights to Miri
Flights to Rhinelander Oneida County
Flights to Seattle Lake Union Spb
Flights to Portsmouth Pease Intl
Flights to Tumbes
Flights to Jigiga
Flights to Diyarbakir
Flights to Akureyri
Flights to Brainerd Crow Wing County
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.
View all available airlines