How long is the flight from Kaua'i to Portugal?

For as low as $1,703, United Airlines can have you in Portugal from Kaua'i in 49h 20m. The distance from Kaua'i to Portugal is about 7812 mi.

In terms of precipitation, rainfall in Portugal ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Portugal when rainfall is around 0.2 in.

If weather is an important factor for your trip to Portugal, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

What is the cheapest time of day to fly from FUS to PT?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kaua'i to Portugal as you normally would.

Can I find deals for flights from Kaua'i to Portugal that include hotel bookings?

Yes. In addition to deals on Kaua'i to Portugal flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Kaua'i to Portugal?

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

Can I find deals for business class flights from Kaua'i to Portugal?

Yes. Cheapflights offers flight deals from Kaua'i 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.

$1,703+ Cheap Flights from Kaua'i to Portugal

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Kaua'i 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 Kaua'i to Portugal

Round-trip from	$1,703 (United Airlines)

From Kaua'i to Portugal

Search Deals

Find flight deals from Kaua'i to Portugal

Best flights from Kaua'i to Portugal
Discover carefully curated flight deals from Kaua'i to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated octubre 10, 2025.

vie. 3/2710:50 pmLIH - LIS

2 stops49h 20mUnited Airlines

mar. 3/3112:50 pmLIS - LIH

2 stops37h 50mUnited Airlines

Deal found 10/7

$1,703

Fly from

Fly to

Route

Depart

Return

Price

LihueLisbon

LIH - LIS

LIHLIS

Lihue

vie. 3/27

10:50 pm-10:10 am

2 stops49h 20m

Lisbon Humberto Delgado

mar. 3/31

12:50 pm-3:40 pm

2 stops37h 50m

$1,703

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/7

Best time to book a flight from Kaua'i to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Kaua'i 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 Kaua'i to Portugal

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Portugal

Read reviews from past customers who have flown Delta from Kaua'i to Portugal. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,969 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,969 reviews

Delta

8.0

Very good

7,969 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

How long is the flight from Kaua'i to Portugal?
For as low as $1,703, United Airlines can have you in Portugal from Kaua'i in 49h 20m. The distance from Kaua'i to Portugal is about 7812 mi.
Can I find deals for flights from Kaua'i to Portugal that include hotel bookings?
Yes. In addition to deals on Kaua'i to Portugal flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Kaua'i to Portugal?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kaua'i to Portugal.
Can I find deals for business class flights from Kaua'i to Portugal?
Yes. Cheapflights offers flight deals from Kaua'i 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Kaua'i to Portugal

Honolulu to Heathrow flights

Honolulu to Bruxelles-National flights

Honolulu to Gatwick flights

Honolulu to Leonardo da Vinci/Fiumicino flights

Honolulu to Madrid flights

Honolulu to Arlanda flights

Honolulu to Charles de Gaulle flights

Honolulu to Frankfurt flights

Honolulu to London City flights

Honolulu to Dublin flights

Honolulu to Amsterdam flights

Honolulu to Athens flights

Honolulu to Barcelona-El Prat flights

Honolulu to Istanbul flights

Honolulu to Keflavik Intl flights

Honolulu to Zurich flights

Honolulu to Lisbon flights

Kailua-Kona to Charles de Gaulle flights

Honolulu to Orly flights

Honolulu to Sabiha Gokcen flights

Honolulu to Munich flights

Kailua-Kona to Heathrow flights

Kailua-Kona to Vicenza flights

Honolulu to Florence flights

Kahului to Charles de Gaulle flights

Honolulu to Glasgow Intl flights

Honolulu to Oslo Gardermoen flights

Kailua-Kona to Leonardo da Vinci/Fiumicino flights

Kahului to Lisbon flights

Honolulu to Nice flights

Honolulu to Toulouse flights

Honolulu to Vicenza flights

Kailua-Kona to Frankfurt flights

Kailua-Kona to Helsinki flights

Kailua-Kona to Zurich flights

Kahului to Barcelona-El Prat flights

Kahului to Leonardo da Vinci/Fiumicino flights

Honolulu to Budapest flights

Honolulu to Edinburgh flights

Honolulu to Naples flights

Honolulu to Stuttgart flights

Honolulu to Frederic Chopin flights

Kailua-Kona to Dublin flights

Kailua-Kona to Malpensa flights

Kahului to Heathrow flights

Honolulu to Berlin flights

Honolulu to Faro flights

Honolulu to Vienna flights

Kailua-Kona to Amsterdam flights

Complete your trip

Portugal car rentals

Madeira car rentals

Azores car rentals

Lisbon Humberto Delgado Airport car rentals

Porto Airport car rentals

Ponta Delgada Nordela Airport car rentals

Lajes Airport car rentals

Lisbon car rentals

Porto car rentals

Funchal car rentals

Ponta Delgada car rentals

Faro car rentals

Top airline flying from Kaua'i to Portugal

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$490	Average$938	FlexibilityNo cancel fee	On-timeN/A

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.

$1,703+ Cheap flights from Kaua'i 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 3/27. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Kaua'i to Portugal with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Kaua'i to Portugal

Keep the following information in mind while searching for Kaua'i to Portugal flight deals. Data was last updated octubre 10, 2025.

Round-trip from

Find flight deals from Kaua'i to Portugal

Best flights from Kaua'i to PortugalDiscover carefully curated flight deals from Kaua'i to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated octubre 10, 2025.

Discover carefully curated flight deals from Kaua'i to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated octubre 10, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Kaua'i to Portugal that are best for you.

Best time to book a flight from Kaua'i to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Kaua'i with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Kaua'i to Portugal

Reviews of airlines servicing Portugal

Read reviews from past customers who have flown Delta from Kaua'i to Portugal. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

How long is the flight from Kaua'i to Portugal?

Can I find deals for flights from Kaua'i to Portugal that include hotel bookings?

How can I find direct flights from Kaua'i to Portugal?

Can I find deals for business class flights from Kaua'i to Portugal?

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 Kaua'i to Portugal

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Kaua'i to Portugal

100% Free

Book with Flexibility

Travel Smart

Best flights from Kaua'i to Portugal
Discover carefully curated flight deals from Kaua'i to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated octubre 10, 2025.