Earn point on your loyalty program!arrow arc left

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

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.
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.

Cheap flights from Boston to Porto in March , April 2026

30 Mar - 15 Apr $ 426.00
BOS
Boston
TAP Portugal
1 STOPS
OPO
Porto
OPO
Porto
TAP Portugal
1 STOPS
BOS
Boston
Pick dates
09 Mar - 02 Apr $ 708.00
BOS
Boston
SATA Azores Airlines
1 STOPS
OPO
Porto
OPO
Porto
SATA Azores Airlines
1 STOPS
BOS
Boston
Pick dates
09 Mar - 06 Apr $ 934.00
BOS
Boston
TAP Portugal
1 STOPS
OPO
Porto
OPO
Porto
TAP Portugal
DIRECT
BOS
Boston
Pick dates

Last minute flights from Boston to Porto

23 Mar - 31 Mar $ 541.00
BOS
Boston
TAP Portugal
1 STOPS
OPO
Porto
OPO
Porto
TAP Portugal
1 STOPS
BOS
Boston
Pick dates
09 Mar - 01 Apr $ 708.00
BOS
Boston
SATA Azores Airlines
1 STOPS
OPO
Porto
OPO
Porto
SATA Azores Airlines
1 STOPS
BOS
Boston
Pick dates
09 Mar - 31 Mar $ 1,069.00
BOS
Boston
TAP Portugal
1 STOPS
OPO
Porto
OPO
Porto
TAP Portugal
1 STOPS
BOS
Boston
Pick dates

One-way flights to Porto from Boston

10:20 PM - 7:45 AM
SATA Azores Airlines
1 Stops
8h 50m
BOS - OPO
$ 299
Kiwi
Pick dates
10:20 PM - 7:45 AM
SATA Azores Airlines
1 Stops
8h 50m
BOS - OPO
$ 336
Kiwi
Pick dates
7:05 PM - 9:00 AM
TAP Portugal
1 Stops
10h 55m
BOS - OPO
$ 364
Kiwi
Pick dates

How to find the cheapest flight from Boston (BOS) 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 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.