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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 May , June 2026

30 May - 12 Jun $ 922.00
BUF
Buffalo
JetBlue Airways
2 STOPS
OPO
Porto
OPO
Porto
JetBlue Airways
2 STOPS
BUF
Buffalo
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24 May - 08 Jun $ 1,744.00
BUF
Buffalo
TAP Portugal
1 STOPS
OPO
Porto
OPO
Porto
TAP Portugal
2 STOPS
BUF
Buffalo
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24 May - 07 Jun $ 2,408.00
BUF
Buffalo
TAP Portugal
1 STOPS
OPO
Porto
OPO
Porto
TAP Portugal
2 STOPS
BUF
Buffalo
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Last minute flights from Buffalo to Porto

27 May - 31 May $ 1,347.00
BUF
Buffalo
United Airlines
1 STOPS
OPO
Porto
OPO
Porto
United Airlines
1 STOPS
BUF
Buffalo
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27 May - 31 May $ 1,347.00
BUF
Buffalo
United Airlines
2 STOPS
OPO
Porto
OPO
Porto
United Airlines
1 STOPS
BUF
Buffalo
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27 May - 31 May $ 1,347.00
BUF
Buffalo
United Airlines
2 STOPS
OPO
Porto
OPO
Porto
United Airlines
1 STOPS
BUF
Buffalo
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One-way flights to Porto from Buffalo

1:31 PM - 3:45 PM
Norwegian Air Shuttle
3 Stops
23h 59m
BUF - OPO
$ 557
Kiwi
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7:00 AM - 9:40 PM
United Airlines
2 Stops
21h 45m
BUF - OPO
$ 782
Kiwi
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7:00 PM - 9:40 PM
United Airlines
1 Stops
9h 45m
BUF - OPO
$ 848
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.