Earn point on your loyalty program!arrow arc left

Cheap flights from Buffalo (BUF) to Porto (OPO)

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 Porto (OPO)

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

Cheap flights from Buffalo to Porto in October , November 2026

24 Oct - 18 Nov $ 1,011.00
BUF
Buffalo
JetBlue Airways
1 STOPS
OPO
Porto
OPO
Porto
JetBlue Airways
2 STOPS
BUF
Buffalo
Pick dates
24 Oct - 10 Nov $ 1,098.00
BUF
Buffalo
JetBlue Airways
1 STOPS
OPO
Porto
OPO
Porto
JetBlue Airways
2 STOPS
BUF
Buffalo
Pick dates
24 Oct - 24 Nov $ 1,127.00
BUF
Buffalo
JetBlue Airways
1 STOPS
OPO
Porto
OPO
Porto
JetBlue Airways
2 STOPS
BUF
Buffalo
Pick dates

Last minute flights from Buffalo to Porto

24 Oct - 01 Nov $ 1,224.00
BUF
Buffalo
Frontier Airlines
1 STOPS
OPO
Porto
OPO
Porto
Frontier Airlines
2 STOPS
BUF
Buffalo
Pick dates
24 Oct - 01 Nov $ 1,253.00
BUF
Buffalo
JetBlue Airways
1 STOPS
OPO
Porto
OPO
Porto
JetBlue Airways
2 STOPS
BUF
Buffalo
Pick dates
24 Oct - 01 Nov $ 1,328.00
BUF
Buffalo
JetBlue Airways
2 STOPS
OPO
Porto
OPO
Porto
JetBlue Airways
2 STOPS
BUF
Buffalo
Pick dates

One-way flights to Porto from Buffalo

2:54 PM - 11:45 PM
TAP Portugal
1 Stops
15h 36m
BUF - OPO
$ 532
Kiwi
Pick dates
2:54 PM - 3:40 PM
Iberia Airlines
2 Stops
20h 6m
BUF - OPO
$ 587
Kiwi
Pick dates
4:04 PM - 11:45 PM
TAP Portugal
2 Stops
14h 26m
BUF - OPO
$ 607
Kiwi
Pick dates

How to find the cheapest flight from Buffalo (BUF) to Porto (OPO)

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 Porto (OPO)
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 Porto (OPO)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.