HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portugal

$741+ Cheap flights from Kailua-Kona (KOA) to Portugal

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
KOA — LIS
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Kailua-Kona to Portugal with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Kailua-Kona to Portugal

Keep the following information in mind while searching for Kailua-Kona to Portugal flight deals. Data was last updated September 11, 2025.

Round-trip from

$741
(Booking.com)
From Kona Intl to Portugal
Search Deals

Find flight deals from Kailua-Kona to Portugal

Cheapest flights from Kailua-Kona to Portugal
Explore the most affordable flight options available from Kailua-Kona to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Air France deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/159:30 pmKOA - OPO
2 stops31h 00mAir France
Mon 11/311:25 amOPO - KOA
2 stops42h 28mAir France
Deal found 9/10$790
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/151:05 pmKOA - OPO
3 stops33h 40mUnited Airlines
Mon 11/312:35 pmOPO - KOA
2 stops34h 25mUnited Airlines
Deal found 9/10$935
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/317:55 pmKOA - OPO
2 stops27h 35mUnited Airlines
Tue 11/412:35 pmOPO - KOA
2 stops34h 25mUnited Airlines
Deal found 9/10$1,617

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kailua-Kona to Portugal that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Kailua-Kona to Portugal that are best for you.

Fly from

Kailua-Kona

Fly to

Portugal

Route

Depart

Return

Price

Kailua-KonaLisbon

KOA - LIS

KOALIS

Kona Intl

Sun 2/1

2:20 pm-9:20 am

2 stops33h 00m

Lisbon Humberto Delgado

Sat 2/28

5:00 am-12:44 pm

2 stops41h 44m

$741

Kailua-KonaPorto

KOA - OPO

KOAOPO

Kona Intl

Wed 10/15

9:30 pm-3:30 pm

2 stops31h 00m

Porto

Mon 11/3

11:25 am-7:53 pm

2 stops42h 28m

$790

Kailua-KonaPorto

KOA - OPO

KOAOPO

Kona Intl

Wed 10/15

1:05 pm-9:45 am

3 stops33h 40m

Porto

Mon 11/3

12:35 pm-1:00 pm

2 stops34h 25m

$935

Kailua-KonaPorto

KOA - OPO

KOAOPO

Kona Intl

Fri 10/31

7:55 pm-9:30 am

2 stops27h 35m

Porto

Tue 11/4

12:35 pm-1:00 pm

2 stops34h 25m

$1,617

Kailua-KonaLisbon

KOA - LIS

KOALIS

Kona Intl

Sun 2/1

1:00 pm-11:35 am

1 stop36h 35m

Lisbon Humberto Delgado

Sat 2/28

10:30 am-10:35 am

1 stop34h 05m

$1,632

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Best time to book a flight from Kailua-Kona to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Kailua-Kona with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Kailua-Kona to Portugal
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Kailua-Kona to Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Kailua-Kona to Portugal?

    Located just 7.7 mi from the city center, Kona Intl (KOA) is the airport most travelers will use when flying to Portugal from Kailua-Kona.

  • How long is the flight from Kailua-Kona to Portugal?

    A quick flight from Kailua-Kona to Portugal can take about 31h. Air Canada provides one of the quickest options available for as low as $790. Airlines will cover a distance of 7727 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Kailua-Kona to Portugal that include hotel bookings?

    Yes. In addition to deals on Kailua-Kona to Portugal flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kailua-Kona to Portugal?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kailua-Kona to Portugal.

  • Can I find deals for business class flights from Kailua-Kona to Portugal?

    Yes. Cheapflights offers flight deals from Kailua-Kona to Portugal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Kailua-Kona to Portugal?

    Currently, January is the cheapest month in which you can book a flight from Kailua-Kona to Portugal (average of $612). Flying from Kailua-Kona to Portugal in June is currently the most expensive (average of $1,127). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Kailua-Kona to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
Honolulu to Heathrow flights
Honolulu to Leonardo da Vinci/Fiumicino flights
Honolulu to Gatwick flights
Honolulu to London City flights
Honolulu to Charles de Gaulle flights
Honolulu to Madrid flights
Honolulu to Barcelona-El Prat flights
Lihue to Heathrow flights
Honolulu to Dublin flights
Honolulu to Munich flights
Honolulu to Zurich flights
Kahului to Madrid flights
Honolulu to Keflavik Intl flights
Honolulu to Frankfurt flights
Honolulu to Istanbul flights
Honolulu to Lisbon flights
Honolulu to Orly flights
Honolulu to Athens flights
Honolulu to Bruxelles-National flights
Honolulu to Oslo Gardermoen flights
Kahului to Leonardo da Vinci/Fiumicino flights
Kahului to Munich flights
Lihue to Charles de Gaulle flights
Kahului to Barcelona-El Prat flights
Kahului to Heathrow flights
Honolulu to Edinburgh flights
Honolulu to Hamburg flights
Honolulu to Vicenza flights
Honolulu to Budapest flights
Honolulu to Duesseldorf Intl flights
Honolulu to Nice flights
Honolulu to Frederic Chopin flights
Kahului to Frankfurt flights
Honolulu to Amsterdam flights
Honolulu to Naples flights
Honolulu to Salzburg flights
Kahului to Zurich flights
Honolulu to Copenhagen flights
Honolulu to Shannon flights
Honolulu to Stuttgart flights
Kailua-Kona to Heathrow flights
Lihue to Frankfurt flights
Lihue to Lisbon flights
Kahului to Charles de Gaulle flights
Kahului to Dublin flights
Honolulu to Arlanda flights
Honolulu to Basel flights
Honolulu to Florence flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.