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

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Buffalo (BUF) to Porto (OPO)

How to find the cheapest flight from Buffalo (BUF) to Porto (OPO)
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How to find the cheapest flight from Buffalo (BUF) to Porto (OPO)
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How to find the cheapest flight from Buffalo (BUF) to Porto (OPO)
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Cheap flights from Buffalo to Porto in September , October 2026

28 Sep - 21 Oct $ 1,321.00
BUF
Buffalo
JetBlue Airways
1 STOPS
OPO
Porto
OPO
Porto
JetBlue Airways
2 STOPS
BUF
Buffalo
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28 Sep - 11 Oct $ 2,423.00
BUF
Buffalo
TAP Portugal
1 STOPS
OPO
Porto
OPO
Porto
TAP Portugal
1 STOPS
BUF
Buffalo
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27 Sep - 08 Oct $ 3,014.00
BUF
Buffalo
TAP Portugal
1 STOPS
OPO
Porto
OPO
Porto
TAP Portugal
1 STOPS
BUF
Buffalo
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Last minute flights from Buffalo to Porto

26 Sep - 02 Oct $ 1,361.00
BUF
Buffalo
Frontier Airlines
3 STOPS
OPO
Porto
OPO
Porto
Frontier Airlines
3 STOPS
BUF
Buffalo
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26 Sep - 01 Oct $ 1,382.00
BUF
Buffalo
Air Serbia
3 STOPS
OPO
Porto
OPO
Porto
Air Serbia
3 STOPS
BUF
Buffalo
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29 Sep - 02 Oct $ 1,396.00
BUF
Buffalo
Frontier Airlines
3 STOPS
OPO
Porto
OPO
Porto
Frontier Airlines
3 STOPS
BUF
Buffalo
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One-way flights to Porto from Buffalo

3:53 PM - 3:10 PM
Vueling
3 Stops
19h 17m
BUF - OPO
$ 563
Kiwi
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3:05 PM - 9:50 PM
United Airlines
2 Stops
13h 40m
BUF - OPO
$ 663
Kiwi
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6:45 PM - 11:00 PM
TAP Portugal
1 Stops
10h 45m
BUF - OPO
$ 866
Kiwi
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How to find the cheapest flight from Buffalo (BUF) to Porto (OPO)

Related info for your journey
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How to find the cheapest flight from Buffalo (BUF) to Porto (OPO)
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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.