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Cheap flights from Honolulu (HNL) 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 Honolulu (HNL) to Porto (OPO)

How to find the cheapest flight from Honolulu (HNL) to Porto (OPO)
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How to find the cheapest flight from Honolulu (HNL) to Porto (OPO)
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How to find the cheapest flight from Honolulu (HNL) to Porto (OPO)
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Cheap flights from Honolulu to Porto in April , May 2026

21 Apr - 06 May $ 1,177.00
HNL
Honolulu
Alaska Airlines
2 STOPS
OPO
Porto
OPO
Porto
Alaska Airlines
2 STOPS
HNL
Honolulu
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20 Apr - 05 May $ 1,268.00
HNL
Honolulu
Alaska Airlines
2 STOPS
OPO
Porto
OPO
Porto
Alaska Airlines
2 STOPS
HNL
Honolulu
Pick dates
13 Apr - 05 May $ 1,293.00
HNL
Honolulu
Alaska Airlines
2 STOPS
OPO
Porto
OPO
Porto
Alaska Airlines
2 STOPS
HNL
Honolulu
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Last minute flights from Honolulu to Porto

20 Apr - 01 May $ 1,305.00
HNL
Honolulu
Alaska Airlines
2 STOPS
OPO
Porto
OPO
Porto
Alaska Airlines
2 STOPS
HNL
Honolulu
Pick dates
23 Apr - 01 May $ 1,422.00
HNL
Honolulu
Alaska Airlines
2 STOPS
OPO
Porto
OPO
Porto
Alaska Airlines
2 STOPS
HNL
Honolulu
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23 Apr - 30 Apr $ 1,638.00
HNL
Honolulu
Alaska Airlines
3 STOPS
OPO
Porto
OPO
Porto
Alaska Airlines
2 STOPS
HNL
Honolulu
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One-way flights to Porto from Honolulu

7:00 AM - 4:45 PM
Swiss International Air Lines
2 Stops
24h 30m
HNL - OPO
$ 641
Kiwi
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3:24 PM - 9:45 PM
United Airlines
2 Stops
31h 21m
HNL - OPO
$ 5,217
Kiwi
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11:20 PM - 9:45 PM
United Airlines
2 Stops
23h 25m
HNL - OPO
$ 6,435
Kiwi
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How to find the cheapest flight from Honolulu (HNL) to Porto (OPO)

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