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Cheap flights from Phoenix (PHX) 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 Phoenix (PHX) to Porto (OPO)

How to find the cheapest flight from Phoenix (PHX) to Porto (OPO)
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How to find the cheapest flight from Phoenix (PHX) to Porto (OPO)
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How to find the cheapest flight from Phoenix (PHX) to Porto (OPO)
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Cheap flights from Phoenix to Porto in August , September 2026

18 Aug - 01 Sep $ 984.00
PHX
Phoenix
United Airlines
1 STOPS
OPO
Porto
OPO
Porto
United Airlines
1 STOPS
PHX
Phoenix
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21 Aug - 11 Sep $ 1,597.00
PHX
Phoenix
Air Transat
1 STOPS
OPO
Porto
OPO
Porto
Air Transat
1 STOPS
PHX
Phoenix
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20 Aug - 05 Sep $ 2,274.00
PHX
Phoenix
Air Canada
1 STOPS
OPO
Porto
OPO
Porto
Air Canada
1 STOPS
PHX
Phoenix
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Last minute flights from Phoenix to Porto

25 Aug - 01 Sep $ 1,105.00
PHX
Phoenix
United Airlines
1 STOPS
OPO
Porto
OPO
Porto
United Airlines
2 STOPS
PHX
Phoenix
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25 Aug - 31 Aug $ 1,195.00
PHX
Phoenix
United Airlines
1 STOPS
OPO
Porto
OPO
Porto
United Airlines
1 STOPS
PHX
Phoenix
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20 Aug - 01 Sep $ 2,915.00
PHX
Phoenix
Air Transat
1 STOPS
OPO
Porto
OPO
Porto
Air Transat
1 STOPS
PHX
Phoenix
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One-way flights to Porto from Phoenix

12:05 PM - 11:55 PM
Air Transat
1 Stops
15h 40m
PHX - OPO
$ 547
Kiwi
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11:45 AM - 9:40 PM
United Airlines
1 Stops
14h
PHX - OPO
$ 671
Kiwi
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9:50 AM - 6:45 PM
United Airlines
1 Stops
13h
PHX - OPO
$ 731
Kiwi
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How to find the cheapest flight from Phoenix (PHX) to Porto (OPO)

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