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Kaua'i

$740+ 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 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — LIH
Apr 27 — May 41
Sun 4/27
Sun 5/4
1 adult, Economy
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Cheap 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 April 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$930
(United Airlines)
Provider with most accurate pricing for Portland-Lihue flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Lihue flights.
Search Deals
From Portland to Kaua'i
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Find 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 April 22, 2025.

This Delta deal was found by Cheapflights users on 4/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/286:00 amPWM - LIH
2 stops17h 23mDelta
Mon 11/310:26 pmLIH - PWM
2 stops20h 22mDelta
Deal found 4/21$740
This United Airlines deal was found by Cheapflights users on 4/21. 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 10/287:22 pmPWM - LIH
2 stops22h 38mUnited Airlines
Tue 11/42:30 pmLIH - PWM
3 stops27h 47mUnited Airlines
Deal found 4/21$800
This American Airlines deal was found by Cheapflights users on 4/21. 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 10/285:54 amPWM - LIH
3 stops19h 15mAmerican Airlines
Mon 11/32:59 pmLIH - PWM
2 stops16h 04mAmerican Airlines
Deal found 4/21$1,171

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 April 22, 2025.
Use the filters below to find and compare flights from Portland to Kaua'i that are best for you.

Fly from

Portland

Fly to

Kaua'i

Route

Depart

Return

Price

PortlandLihue

PWM - LIH

PWMLIH

Portland

Wed 5/7

6:13 am-11:47 am

2 stops35h 34m

Lihue

Sun 5/11

7:40 pm-9:16 pm

2 stops19h 36m

$930

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

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

What is the cheapest month to book a flight from Portland, Maine to Kaua'i?

Currently, January is the cheapest month in which you can book a flight from Portland, Maine to Kaua'i (average of $440). Flying from Portland, Maine to Kaua'i in June is currently the most expensive (average of $683). 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.

Rainfall in Kaua'i by month

Plan your trip to Kaua'i by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Kaua'i ranges from 2.2 - 6.7 inches per month. January is typically the wettest month, when rainfall can reach 6.7 in. June is typically the driest time to visit Kaua'i when rainfall is around 2.2 in.

Temperature in Kaua'i by month

Plan your trip to Kaua'i by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Kaua'i, 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 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 69.8 F).

Reviews of airlines servicing Kaua'i

Get insights into the airlines that provide service to Kaua'i. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kaua'i. Reviews last updated April 22, 2025.
United Airlines
7.4
Good
8,683 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,683 reviews
United Airlines
7.4
Good
8,683 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

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.

  • 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.

  • What is the cheapest month to book a flight from Portland, Maine to Kaua'i?

    Currently, January is the cheapest month in which you can book a flight from Portland, Maine to Kaua'i (average of $440). Flying from Portland, Maine to Kaua'i in June is currently the most expensive (average of $683). 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.

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