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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

$541 CHEAP FLIGHTS from Hawaii to Porto

OPO

KAYAK searches hundreds of travel sites at once for deals on flights to Porto

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Cheapest round-trip

$541

United Airlines

Mon 3/16Mon 3/23

HNL - OPO • 2 stops

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We hope you love your trip to Porto!

Flight Deals

Cheap Flights from Hawaii to Porto

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Hawaii to Porto that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

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

Round-trip

Recent round-trip flight deals from Hawaii to Porto

Mon, Mar 16 - Mon, Mar 23

4:05 pm - 9:30 am

HNL

OPO

31h 25m2 stops

12:30 pm - 2:03 pm

OPO

HNL

59h 33m2 stops

$541United Airlines

Mon, Mar 16 - Tue, Mar 24

3:46 pm - 10:30 am

HNL

OPO

32h 44m2 stops

11:15 am - 2:16 pm

OPO

HNL

37h 01m2 stops

$565Scandinavian Airlines

Thu, Feb 5 - Thu, Feb 12

6:05 pm - 11:40 am

HNL

OPO

31h 35m2 stops

6:00 am - 2:13 pm

OPO

HNL

42h 13m2 stops

$574United Airlines

Sun, Mar 15 - Mon, Mar 23

9:50 pm - 9:30 am

HNL

OPO

25h 40m2 stops

12:30 pm - 8:21 pm

OPO

HNL

41h 51m2 stops

$589United Airlines

Tue, Mar 17 - Sun, Mar 22

7:00 am - 5:45 pm

HNL

OPO

24h 45m2 stops

8:05 pm - 11:14 am

OPO

HNL

49h 09m2 stops

$625British Airways

Sun, Mar 15 - Sun, Mar 22

9:51 pm - 5:35 pm

HNL

OPO

33h 44m2 stops

8:05 pm - 8:21 pm

OPO

HNL

34h 16m2 stops

$666British Airways

Mon, Mar 16 - Tue, Mar 24

2:55 pm - 9:30 am

HNL

OPO

32h 35m1 stop

6:00 am - 2:03 pm

OPO

HNL

42h 03m2 stops

$672Lufthansa

Sun, Mar 15 - Sun, Mar 22

9:50 pm - 9:30 am

HNL

OPO

25h 40m2 stops

6:00 am - 1:13 pm

OPO

HNL

41h 13m2 stops

$678United Airlines

Fri, May 8 - Sat, May 23

6:34 pm - 8:35 pm

HNL

OPO

39h 01m2 stops

8:00 pm - 8:44 pm

OPO

HNL

35h 44m2 stops

$689British Airways

Fri, Jan 30 - Tue, Feb 3

7:00 am - 4:00 pm

HNL

OPO

23h 00m2 stops

8:40 pm - 10:43 pm

OPO

HNL

36h 03m2 stops

$750Iberia

Useful Info

Low season	January
High season	July
Cheapest flight	$541

Best time to beat the crowds with an average 15% drop in price.

Most popular time to fly with an average 21% 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.

Lamego

Guimarães

Pinhao

Chaves

Esposende

Viseu

Arcos de Valdevez

Espinho

Ponte de Lima

Caminha

Baiao

Santa Maria da Feira

Mira

Penafiel

Amares

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

$541 Find Cheap Flights from Hawaii to Porto

KAYAK searches hundreds of travel sites at once for deals on flights to Porto

Everything you should know

Cheap Flights from Hawaii to Porto

Recent round-trip flight deals from Hawaii to Porto

Good to know

FAQs for booking flights from Hawaii 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.

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