How does KAYAK find such low prices on flights from Hawaii to Porto?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Hawaii to Porto.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Hawaii to Porto?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Porto from Hawaii is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Hawaii to Porto?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Porto with an airline and back to Hawaii with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Hawaii to Porto?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Porto from Hawaii up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$459 CHEAP FLIGHTS from Hawaii to Porto

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Flight Deals

Cheap Flights from Hawaii to Porto

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Hawaii to Porto

Tue, Dec 8 - Tue, Dec 15

5:50 pm - 8:15 amHNL Honolulu-OPO Porto

28h 25m1 stop New York John F Kennedy Intl

5:00 am - 9:07 pmOPO Porto-HNL Honolulu

26h 07m2 stops Amsterdam Schiphol Los Angeles

$720Delta

Tue, Dec 8 - Tue, Dec 15

5:50 pm - 10:35 amHNL Honolulu-OPO Porto

30h 45m2 stops New York John F Kennedy Intl Paris Charles de Gaulle

5:00 am - 9:07 pmOPO Porto-HNL Honolulu

26h 07m2 stops Amsterdam Schiphol Los Angeles

$724Delta

Wed, Dec 9 - Tue, Dec 15

8:00 am - 10:35 amHNL Honolulu-OPO Porto

40h 35m2 stops Los Angeles Paris Charles de Gaulle

5:00 am - 9:07 pmOPO Porto-HNL Honolulu

26h 07m2 stops Amsterdam Schiphol Los Angeles

$726Delta

Sun, Nov 22 - Thu, Nov 26

11:30 pm - 3:20 pmHNL Honolulu-OPO Porto

29h 50m2 stops San Francisco Frankfurt am Main

6:00 am - 9:40 pmOPO Porto-HNL Honolulu

25h 40m2 stops Frankfurt am Main Vancouver Intl

$727Multiple Airlines

Sun, Jan 17 - Thu, Jan 21

8:25 pm - 3:20 pmKOA Kona Intl-OPO Porto

32h 55m2 stops Denver Intl Frankfurt am Main

6:00 am - 2:00 pmOPO Porto-KOA Kona Intl

42h 00m2 stops Frankfurt am Main San Francisco

$755United Airlines

Sun, Jan 17 - Thu, Jan 21

2:15 pm - 3:20 pmKOA Kona Intl-OPO Porto

39h 05m3 stops Los Angeles Tampa Frankfurt am Main

6:00 am - 2:00 pmOPO Porto-KOA Kona Intl

42h 00m2 stops Frankfurt am Main San Francisco

$755United Airlines

Sun, Jan 17 - Thu, Jan 21

11:30 pm - 3:20 pmHNL Honolulu-OPO Porto

29h 50m2 stops San Francisco Frankfurt am Main

6:00 am - 3:11 pmOPO Porto-HNL Honolulu

43h 11m2 stops Frankfurt am Main San Francisco

$755United Airlines

Thu, Dec 10 - Tue, Dec 15

5:50 pm - 8:15 amHNL Honolulu-OPO Porto

28h 25m1 stop New York John F Kennedy Intl

5:00 am - 9:07 pmOPO Porto-HNL Honolulu

26h 07m2 stops Amsterdam Schiphol Los Angeles

$770Delta

Thu, Dec 24 - Thu, Jan 14

7:00 am - 10:00 pmHNL Honolulu-OPO Porto

29h 00m2 stops Los Angeles Paris Charles de Gaulle

5:00 am - 8:24 pmOPO Porto-HNL Honolulu

25h 24m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$773Delta

Thu, Dec 10 - Tue, Dec 15

8:00 am - 10:00 pmHNL Honolulu-OPO Porto

28h 00m2 stops Los Angeles Paris Charles de Gaulle

5:00 am - 9:07 pmOPO Porto-HNL Honolulu

26h 07m2 stops Amsterdam Schiphol Los Angeles

$774Delta

Useful Info

Low season	January
High season	July
Cheapest flight	$459

Best time to beat the crowds with an average 27% drop in price.

Most popular time to fly with an average 31% increase in price.

Flight from Honolulu to Porto

How does KAYAK find such low prices on flights from Hawaii to Porto?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Hawaii to Porto.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Hawaii to Porto?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Porto from Hawaii is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Hawaii to Porto?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Porto with an airline and back to Hawaii with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Hawaii to Porto?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Porto from Hawaii up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Guimarães

Lamego

Matosinhos

Pinhao

Chaves

Viseu

Esposende

Ponte de Lima

Espinho

Baiao

Arcos de Valdevez

Santa Maria da Feira

Mesao Frio

Caminha

Mira

Amares

Penafiel

Curia

Everything you need to know for your flight to Porto

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Porto

Porto (OPO)

OPO

$459 Find Cheap Flights from Hawaii to Porto - Compare and Save

Cheap Flights from Hawaii to Porto

Recent round-trip flight deals from Hawaii to Porto

Recent one-way flight deals from Hawaii to Porto

Good to know

Low season

High season

Cheapest flight

FAQs for booking flights from Hawaii to Porto

Traveling to a place near Porto?

Everything you need to know for your flight to Porto

Information on the airport you'll fly into in Porto

Cabin class types available on flights to Hawaii

Complete your trip to Porto with a hotel stay or car rental

Find direct flights for Porto

Flights to other popular destinations

Flights from domestic origins to Porto

Choose which airport to fly into in Porto

Find deals for your return flight