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Cheap flights from Portland (PDX) to Porto (OPO)

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How to find the cheapest flight from Portland (PDX) to Porto (OPO)

How to find the cheapest flight from Portland (PDX) to Porto (OPO)
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How to find the cheapest flight from Portland (PDX) to Porto (OPO)
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How to find the cheapest flight from Portland (PDX) to Porto (OPO)
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Cheap flights from Portland to Porto in June , July 2026

30 Jun - 07 Jul $ 1,196.00
PDX
Portland
United Airlines
1 STOPS
OPO
Porto
OPO
Porto
United Airlines
1 STOPS
PDX
Portland
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30 Jun - 09 Jul $ 1,948.00
PDX
Portland
TAP Portugal
2 STOPS
OPO
Porto
OPO
Porto
TAP Portugal
2 STOPS
PDX
Portland
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28 Jun - 09 Jul $ 1,962.00
PDX
Portland
TAP Portugal
1 STOPS
OPO
Porto
OPO
Porto
TAP Portugal
2 STOPS
PDX
Portland
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Last minute flights from Portland to Porto

29 Jun - 01 Jul $ 1,678.00
PDX
Portland
Alaska Airlines
1 STOPS
OPO
Porto
OPO
Porto
Alaska Airlines
2 STOPS
PDX
Portland
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29 Jun - 01 Jul $ 1,742.00
PDX
Portland
WestJet
1 STOPS
OPO
Porto
OPO
Porto
WestJet
2 STOPS
PDX
Portland
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28 Jun - 01 Jul $ 1,780.00
PDX
Portland
Alaska Airlines
1 STOPS
OPO
Porto
OPO
Porto
Alaska Airlines
2 STOPS
PDX
Portland
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One-way flights to Porto from Portland

3:30 PM - 9:15 PM
TAP Portugal
2 Stops
24h 10m
PDX - OPO
$ 660
Kiwi
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7:01 AM - 10:20 PM
KLM Royal Dutch Airlines
1 Stops
19h 24m
PDX - OPO
$ 870
Kiwi
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1:05 PM - 9:00 AM
KLM Royal Dutch Airlines
1 Stops
13h 35m
PDX - OPO
$ 878
Kiwi
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How to find the cheapest flight from Portland (PDX) to Porto (OPO)

Related info for your journey
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How to find the cheapest flight from Portland (PDX) 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 Portland (PDX) to Porto (OPO)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.