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$695+ 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 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
LIH — LIS
Feb 19 — Feb 261
Thu 2/19
Thu 2/26
1 adult, Economy
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Cheap flight deals from Kaua'i to Portugal

Cheapest flights from Kaua'i to Portugal
Explore the most affordable flight options available from Kaua'i to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 20, 2026.

This United Airlines deal was found by Cheapflights users on 1/19. 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 2/42:10 pm
LIH
-
LIS
2 stops32h 00m
United Airlines
Sun 2/812:15 pm
LIS
-
LIH
2 stops34h 39m
United Airlines
Deal found 1/19$695
This United Airlines deal was found by Cheapflights users on 1/18. 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 2/258:40 pm
LIH
-
LIS
2 stops27h 35m
United Airlines
Sun 3/15:00 am
LIS
-
LIH
2 stops27h 44m
United Airlines
Deal found 1/18$698
This Kiwi.com deal was found by Cheapflights users on 1/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/42:30 pm
LIH
-
LIS
1 stop35h 30m
Multiple Airlines
Sun 2/86:10 am
LIS
-
LIH
2 stops41h 05m
Multiple Airlines
Deal found 1/19$1,201

Find 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 January 20, 2026.

Most accurate provider

Ovago
2 stars

Most trusted provider

Ovago
2 stars

Round-trip from

$695
(United Airlines)
Provider with most accurate pricing for Lihue-Lisbon Humberto Delgado flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lihue-Lisbon Humberto Delgado flights.
Search Deals
From Kaua'i to Portugal
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Kaua'i 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 January 20, 2026.
Use the filters below to find and compare flights from Kaua'i to Portugal that are best for you.

Fly from

Kaua'i

Fly to

Portugal

Route

Depart

Return

Price

LihueLisbon

LIH - LIS

LIHLIS

Lihue

Wed 2/4

2:10 pm-8:10 am

2 stops32h 00m

Lisbon Humberto Delgado

Sun 2/8

12:15 pm-12:54 pm

2 stops34h 39m

$695

LihueLisbon

LIH - LIS

LIHLIS

Lihue

Wed 2/25

8:40 pm-10:15 am

2 stops27h 35m

Lisbon Humberto Delgado

Sun 3/1

5:00 am-10:44 pm

2 stops27h 44m

$698

LihueLisbon

LIH - LIS

LIHLIS

Lihue

Wed 2/4

2:30 pm-12:00 pm

1 stop35h 30m

Lisbon Humberto Delgado

Sun 2/8

6:10 am-1:15 pm

2 stops41h 05m

$1,201

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

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.

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?

    For as low as $695, United Airlines can have you in Portugal from Kaua'i in 32h. 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

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