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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 September , October 2026

28 Sep - 06 Oct $ 1,426.00
HNL
Honolulu
Alaska Airlines
2 STOPS
OPO
Porto
OPO
Porto
Alaska Airlines
2 STOPS
HNL
Honolulu
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28 Sep - 06 Oct $ 1,454.00
HNL
Honolulu
Alaska Airlines
2 STOPS
OPO
Porto
OPO
Porto
Alaska Airlines
2 STOPS
HNL
Honolulu
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28 Sep - 30 Oct $ 1,551.00
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

27 Sep - 01 Oct $ 1,668.00
HNL
Honolulu
Air Canada
3 STOPS
OPO
Porto
OPO
Porto
Air Canada
3 STOPS
HNL
Honolulu
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27 Sep - 01 Oct $ 1,776.00
HNL
Honolulu
Air Canada
3 STOPS
OPO
Porto
OPO
Porto
Air Canada
3 STOPS
HNL
Honolulu
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28 Sep - 01 Oct $ 1,781.00
HNL
Honolulu
Air Canada
3 STOPS
OPO
Porto
OPO
Porto
Air Canada
3 STOPS
HNL
Honolulu
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One-way flights to Porto from Honolulu

7:00 AM - 6:20 AM
Swiss International Air Lines
2 Stops
37h 55m
HNL - OPO
$ 661
Kiwi
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9:40 PM - 9:50 PM
United Airlines
2 Stops
25h 5m
HNL - OPO
$ 735
Kiwi
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10:05 PM - 9:50 PM
United Airlines
2 Stops
24h 40m
HNL - OPO
$ 1,136
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.