Earn point on your loyalty program!arrow arc left

Cheap flights from Buffalo (BUF) to Belfast (BFS)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Buffalo (BUF) to Belfast (BFS)

How to find the cheapest flight from Buffalo (BUF) to Belfast (BFS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Buffalo (BUF) to Belfast (BFS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Buffalo (BUF) to Belfast (BFS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Buffalo to Belfast in January , February 2026

24 Jan - 27 Feb $ 661.00
BUF
Buffalo
Frontier Airlines
2 STOPS
BFS
Belfast
BFS
Belfast
Frontier Airlines
2 STOPS
BUF
Buffalo
Pick dates
24 Jan - 27 Feb $ 679.00
BUF
Buffalo
Frontier Airlines
2 STOPS
BFS
Belfast
BFS
Belfast
Frontier Airlines
2 STOPS
BUF
Buffalo
Pick dates
24 Jan - 27 Feb $ 696.00
BUF
Buffalo
Frontier Airlines
2 STOPS
BFS
Belfast
BFS
Belfast
Frontier Airlines
2 STOPS
BUF
Buffalo
Pick dates

Last minute flights from Buffalo to Belfast

26 Jan - 01 Feb $ 994.00
BUF
Buffalo
Frontier Airlines
3 STOPS
BFS
Belfast
BFS
Belfast
Frontier Airlines
3 STOPS
BUF
Buffalo
Pick dates
26 Jan - 01 Feb $ 1,004.00
BUF
Buffalo
Frontier Airlines
3 STOPS
BFS
Belfast
BFS
Belfast
Frontier Airlines
3 STOPS
BUF
Buffalo
Pick dates
24 Jan - 01 Feb $ 1,048.00
BUF
Buffalo
Frontier Airlines
2 STOPS
BFS
Belfast
BFS
Belfast
Frontier Airlines
3 STOPS
BUF
Buffalo
Pick dates

One-way flights to Belfast from Buffalo

3:38 PM - 4:10 PM
Aer Lingus
3 Stops
20h 42m
BUF - BFS
$ 296
Kiwi
Pick dates
3:38 PM - 6:05 PM
easyJet
3 Stops
22h 27m
BUF - BFS
$ 304
Kiwi
Pick dates
12:29 PM - 12:05 PM
easyJet
2 Stops
20h 6m
BUF - BFS
$ 327
Kiwi
Pick dates

How to find the cheapest flight from Buffalo (BUF) to Belfast (BFS)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Buffalo (BUF) to Belfast (BFS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Buffalo (BUF) to Belfast (BFS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.