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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 April , May 2026

27 Apr - 08 May $ 931.00
PHX
Phoenix
United Airlines
2 STOPS
OPO
Porto
OPO
Porto
United Airlines
1 STOPS
PHX
Phoenix
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13 Apr - 03 May $ 2,245.00
PHX
Phoenix
Air Transat
2 STOPS
OPO
Porto
OPO
Porto
Air Transat
1 STOPS
PHX
Phoenix
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15 Apr - 06 May $ 3,190.00
PHX
Phoenix
TAP Portugal
1 STOPS
OPO
Porto
OPO
Porto
TAP Portugal
2 STOPS
PHX
Phoenix
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Last minute flights from Phoenix to Porto

20 Apr - 30 Apr $ 1,244.00
PHX
Phoenix
United Airlines
2 STOPS
OPO
Porto
OPO
Porto
United Airlines
1 STOPS
PHX
Phoenix
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16 Apr - 30 Apr $ 1,345.00
PHX
Phoenix
United Airlines
1 STOPS
OPO
Porto
OPO
Porto
United Airlines
1 STOPS
PHX
Phoenix
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16 Apr - 30 Apr $ 1,782.00
PHX
Phoenix
United Airlines
1 STOPS
OPO
Porto
OPO
Porto
United Airlines
1 STOPS
PHX
Phoenix
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One-way flights to Porto from Phoenix

11:19 AM - 8:25 PM
Vueling
3 Stops
26h 1m
PHX - OPO
$ 497
Kiwi
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7:00 AM - 9:45 AM
Swiss International Air Lines
2 Stops
20h 25m
PHX - OPO
$ 591
Kiwi
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10:19 AM - 9:45 PM
United Airlines
1 Stops
15h 26m
PHX - OPO
$ 668
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.