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Cheap flights from Boston (BOS) to Porto (OPO)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
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How to find the cheapest flight from Boston (BOS) to Porto (OPO)

How to find the cheapest flight from Boston (BOS) to Porto (OPO)
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How to find the cheapest flight from Boston (BOS) to Porto (OPO)
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How to find the cheapest flight from Boston (BOS) to Porto (OPO)
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Cheap flights from Boston to Porto in May , June 2026

31 May - 17 Jun $ 913.00
BOS
Boston
TAP Portugal
DIRECT
OPO
Porto
OPO
Porto
TAP Portugal
DIRECT
BOS
Boston
Pick dates
25 May - 07 Jun $ 966.00
BOS
Boston
Air Transat
1 STOPS
OPO
Porto
OPO
Porto
Air Transat
1 STOPS
BOS
Boston
Pick dates
24 May - 10 Jun $ 1,093.00
BOS
Boston
TAP Portugal
DIRECT
OPO
Porto
OPO
Porto
TAP Portugal
DIRECT
BOS
Boston
Pick dates

Last minute flights from Boston to Porto

25 May - 31 May $ 838.00
BOS
Boston
Air Transat
1 STOPS
OPO
Porto
OPO
Porto
Air Transat
1 STOPS
BOS
Boston
Pick dates
24 May - 31 May $ 839.00
BOS
Boston
Air Transat
1 STOPS
OPO
Porto
OPO
Porto
Air Transat
1 STOPS
BOS
Boston
Pick dates
24 May - 31 May $ 1,149.00
BOS
Boston
TAP Portugal
DIRECT
OPO
Porto
OPO
Porto
TAP Portugal
DIRECT
BOS
Boston
Pick dates

One-way flights to Porto from Boston

6:50 PM - 3:05 PM
Norwegian Air Shuttle
2 Stops
18h
BOS - OPO
$ 387
Kiwi
Pick dates
6:35 PM - 11:55 PM
Air Transat
1 Stops
12h 10m
BOS - OPO
$ 517
Kiwi
Pick dates
11:00 PM - 11:00 PM
TAP Portugal
0 Stops
6h 30m
BOS - OPO
$ 563
Kiwi
Pick dates

How to find the cheapest flight from Boston (BOS) to Porto (OPO)

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