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Kaua'i

$821+ Cheap flights from Portland, ME (PWM) to Kaua'i

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 10/29. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — LIH
Jul 11 — Jul 181
Sat 7/11
Sat 7/18
1 adult, Economy
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Cheap flight deals from Portland to Kaua'i

Cheapest flights from Portland to Kaua'i
Explore the most affordable flight options available from Portland to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 11, 2026.

This United Airlines deal was found by Cheapflights users on 6/9. 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.
Thu 10/294:48 pm
PWM
-
LIH
2 stops25h 00m
United Airlines
Mon 11/22:10 pm
LIH
-
PWM
2 stops23h 03m
United Airlines
Deal found 6/9$821
This American Airlines deal was found by Cheapflights users on 6/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/78:00 am
PWM
-
LIH
2 stops18h 48m
American Airlines
Tue 7/148:56 pm
LIH
-
PWM
2 stops15h 38m
American Airlines
Deal found 6/8$947
This United Airlines deal was found by Cheapflights users on 6/7. 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.
Mon 6/226:00 am
PWM
-
LIH
2 stops15h 38m
United Airlines
Fri 6/268:45 pm
LIH
-
PWM
2 stops14h 14m
United Airlines
Deal found 6/7$1,420
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Tue 7/79:55 am
PWM
-
LIH
2 stops16h 19m
United Airlines
Tue 7/147:35 pm
LIH
-
PWM
1 stop14h 05m
United Airlines
Deal found 6/8$1,484

Find flight deals from Portland to Kaua'i

Keep the following information in mind while searching for Portland to Kaua'i flight deals. Data was last updated June 11, 2026.

Round-trip from

$821
(United Airlines)
From Portland to Kaua'i
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Kaua'i 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 June 11, 2026.
Use the filters below to find and compare flights from Portland to Kaua'i that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PortlandLihue

PWM - LIH

PWMLIH

Portland

Thu 10/29

4:48 pm-11:48 am

2 stops25h 00m

Lihue

Mon 11/2

2:10 pm-6:13 pm

2 stops23h 03m

$821
Cheapest one-way

PortlandLihue

PWM - LIH

PWMLIH

Portland

Wed 8/12

6:05 am-7:16 pm

2 stops19h 11m

$2,043
Quickest one-way

PortlandLihue

PWM - LIH

PWMLIH

Portland

Wed 8/12

6:03 am-6:49 pm

3 stops18h 46m

$2,065

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/8

Sorted by cheapest first

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

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

    If you book a flight to Kaua'i from Portland, you will be flying from Portland, which is the city’s only airport. Portland (PWM) is located 2.9 mi from the center of Portland.

  • How long is the flight from Portland, Maine to Kaua'i?

    For as low as $821, United Airlines can have you in Kaua'i from Portland, Maine in 25h. The distance from Portland, Maine to Kaua'i is about 5134 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portland to Kaua'i 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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