Earn point on your loyalty program!arrow arc left

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

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Honolulu (HNL) to Porto (OPO)

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.
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.

Cheap flights from Honolulu to Porto in May , June 2026

27 May - 17 Jun $ 1,231.00
HNL
Honolulu
WestJet
3 STOPS
OPO
Porto
OPO
Porto
WestJet
3 STOPS
HNL
Honolulu
Pick dates
27 May - 17 Jun $ 1,239.00
HNL
Honolulu
WestJet
3 STOPS
OPO
Porto
OPO
Porto
WestJet
3 STOPS
HNL
Honolulu
Pick dates
27 May - 07 Jun $ 1,287.00
HNL
Honolulu
WestJet
3 STOPS
OPO
Porto
OPO
Porto
WestJet
2 STOPS
HNL
Honolulu
Pick dates

Last minute flights from Honolulu to Porto

27 May - 01 Jun $ 1,367.00
HNL
Honolulu
WestJet
3 STOPS
OPO
Porto
OPO
Porto
WestJet
3 STOPS
HNL
Honolulu
Pick dates
27 May - 01 Jun $ 1,375.00
HNL
Honolulu
WestJet
3 STOPS
OPO
Porto
OPO
Porto
WestJet
3 STOPS
HNL
Honolulu
Pick dates
27 May - 01 Jun $ 1,419.00
HNL
Honolulu
WestJet
3 STOPS
OPO
Porto
OPO
Porto
WestJet
3 STOPS
HNL
Honolulu
Pick dates

One-way flights to Porto from Honolulu

11:25 PM - 4:40 PM
Norwegian Air Sweden
3 Stops
32h 45m
HNL - OPO
$ 664
Kiwi
Pick dates
11:01 PM - 6:50 PM
United Airlines
2 Stops
20h 54m
HNL - OPO
$ 846
Kiwi
Pick dates
11:01 PM - 6:50 PM
United Airlines
2 Stops
20h 54m
HNL - OPO
$ 849
Kiwi
Pick dates

How to find the cheapest flight from Honolulu (HNL) to Porto (OPO)

Related info for your journey
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.
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.