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Cheap flights from Buffalo to Northern Ireland from £732

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 14/9. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — BFS
15 Sep — 22 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Buffalo to Northern Ireland

Enter your travel dates to find the best prices.

Cheapest flights from Buffalo to Northern Ireland
Explore the most affordable flight options available from Buffalo to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 August 2026.

Mon 14/918:56 -
2 stops15h 34m
Sun 20/906:30 -
2 stops19h 26m
Deal found 15/8£732
Mon 14/915:53 -
2 stops16h 57m
Sun 20/907:00 -
2 stops32h 26m
Deal found 15/8£767
Mon 16/1118:47 -
2 stops14h 28m
Fri 20/1106:45 -
2 stops16h 19m
Deal found 13/8£826
Fri 21/814:51 -
2 stops19h 09m
Fri 28/806:30 -
2 stops22h 26m
Deal found 11/8£1,020

Find flight deals from Buffalo to Northern Ireland

Keep the following information in mind while searching for Buffalo to Northern Ireland flight deals. Data was last updated 16 August 2026.

Round-trip from

£732
American Airlines
  • American Airlines
  • 14/9-20/9
  • 4 total stops
  • 35h 00m total
  • Buffalo to Northern Ireland
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Buffalo 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 858,174 searches. Data last updated 16 August 2026.
Use the filters below to find and compare flights from Buffalo to Northern Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BuffaloBelfast

BUF Buffalo - BHD Belfast City

BUFBHD

Buffalo

Mon 14/9

18:56-15:30

2 stops15h 34m

Belfast City

Sun 20/9

06:30-20:56

2 stops19h 26m

£732

BuffaloBelfast

BUF Buffalo - BFS Belfast Intl

BUFBFS

Buffalo

Mon 14/9

15:53-13:50

2 stops16h 57m

Belfast Intl

Sun 20/9

07:00-10:26

2 stops32h 26m

£767

BuffaloBelfast

BUF Buffalo - BHD Belfast City

BUFBHD

Buffalo

Sun 6/12

18:45-18:50

2 stops19h 05m

Belfast City

Wed 9/12

06:35-22:44

2 stops21h 09m

£826
Fastest return journey

BuffaloBelfast

BUF Buffalo - BHD Belfast City

BUFBHD

Buffalo

Mon 16/11

18:47-14:15

2 stops14h 28m

Belfast City

Fri 20/11

06:45-18:04

2 stops16h 19m

£826

Flights are sorted by cheapest return flights first.

Deals found on 15/8

Sorted by cheapest first

Best time to book a flight from Buffalo to Northern Ireland

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

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

Related info for your journey

Find useful and relevant information for your journey from Buffalo 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 Buffalo to Northern Ireland?

    Buffalo (BUF) is the airport you will fly out of if you book a flight from Buffalo to Northern Ireland. It is only a 8.3 mi journey to Buffalo (BUF) from Buffalo’s city center.

  • How long is the flight from Buffalo to Northern Ireland?

    A quick flight from Buffalo to Northern Ireland can take about 15h 34m. American Airlines provides one of the quickest options available for as low as £732. Airlines will cover a distance of 3254 mi. This flight may include one or multiple stops.

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

    Yes. In addition to deals on Buffalo to Northern Ireland flights, Cheapflights offers holiday packages that include both flights and hotel.

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

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

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

    Yes. Cheapflights offers flight deals from Buffalo 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.

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Need flexible booking options for your flight to Northern Ireland from Buffalo? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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