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.

$661 CHEAP FLIGHTS from Hawaii to Porto

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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

Sun, Nov 15 - Thu, Nov 19

12:35 pm - 9:30 am

HNL

OPO

34h 55m

2 stops

6:00 am - 9:40 pm

OPO

HNL

25h 40m

2 stops

$711Multiple Airlines

Sun, Nov 15 - Thu, Nov 19

8:25 pm - 9:30 am

HNL

OPO

27h 05m

2 stops

12:35 pm - 3:00 pm

OPO

HNL

36h 25m

1 stop

$748United Airlines

Sun, Oct 25 - Fri, Nov 27

4:50 pm - 10:35 am

HNL

OPO

31h 45m

2 stops

5:00 am - 8:55 pm

OPO

HNL

25h 55m

2 stops

$782Delta

Sun, Oct 25 - Fri, Nov 27

4:50 pm - 10:35 am

HNL

OPO

31h 45m

2 stops

5:00 am - 8:55 pm

OPO

HNL

25h 55m

2 stops

$783Delta

Sun, Nov 15 - Thu, Nov 19

4:55 pm - 9:30 am

HNL

OPO

30h 35m

2 stops

12:35 pm - 3:00 pm

OPO

HNL

36h 25m

1 stop

$874United Airlines

Sun, Nov 15 - Thu, Nov 19

10:55 pm - 3:20 pm

HNL

OPO

30h 25m

2 stops

6:00 am - 9:40 pm

OPO

HNL

25h 40m

2 stops

$896Air Canada

Sun, Nov 15 - Thu, Nov 19

10:55 pm - 3:20 pm

HNL

OPO

30h 25m

2 stops

6:00 am - 9:40 pm

OPO

HNL

25h 40m

2 stops

$897Air Canada

Sun, Nov 15 - Thu, Nov 19

8:30 pm - 9:30 am

HNL

OPO

27h 00m

2 stops

6:00 am - 10:10 pm

OPO

HNL

26h 10m

2 stops

$897United Airlines

Sun, Nov 15 - Thu, Nov 19

4:55 pm - 9:30 am

HNL

OPO

30h 35m

2 stops

12:35 pm - 3:00 pm

OPO

HNL

36h 25m

1 stop

$932United Airlines

Tue, Sep 8 - Tue, Sep 22

8:00 pm - 9:45 am

KOA

OPO

26h 45m

2 stops

9:00 am - 10:49 am

OPO

KOA

36h 49m

2 stops

$938United Airlines

Useful Info

Low season	January
High season	July
Cheapest flight	$661

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

Most popular time to fly with an average 32% 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.

Everything you need to know for your flight to Porto

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Information on the airport you'll fly into in Porto

Porto (OPO)

OPO

$661 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

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