HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portland

$139+ Cheap flights from Kaua'i to Portland (PDX)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/28. Fares are subject to change and may not be available on all flights or dates of travel.
LIH — PDX
Nov 16 — Nov 231
Sun 11/16
Sun 11/23
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Kaua'i to Portland 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 Portland

Keep the following information in mind while searching for Kaua'i to Portland flight deals. Data was last updated October 17, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$369
(Alaska Airlines)

One-way from

$139
(Delta)

Popular in

March

Cheapest in

August

Average price

$367

Good one-way deal

$189 or less
Provider with most accurate pricing for Lihue-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lihue-Portland flights.
Search Deals
From Kaua'i to Portland
Search Deals
One-way flight from Kaua'i to Portland
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($47 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a one-way flight from Kaua'i to Portland.
Search Deals

Find flight deals from Kaua'i to Portland

Cheapest flights from Kaua'i to Portland
Explore the most affordable flight options available from Kaua'i to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 17, 2025.

This Alaska Airlines deal was found by Cheapflights users on 10/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/104:51 pmLIH - PDX
1 stop18h 39mAlaska Airlines
Thu 12/115:50 pmPDX - LIH
1 stop19h 03mAlaska Airlines
Deal found 10/16$369
This Delta deal was found by Cheapflights users on 10/16. 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.
Wed 12/1011:58 amLIH - PDX
2 stops10h 17mDelta
Thu 12/1110:45 amPDX - LIH
1 stop9h 48mDelta
Deal found 10/16$383
This Delta deal was found by Cheapflights users on 10/15. 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.
Sat 12/69:50 pmLIH - PDX
1 stop8h 38mDelta
Sun 12/1411:35 amPDX - LIH
1 stop10h 35mDelta
Deal found 10/15$390
This United Airlines deal was found by Cheapflights users on 10/14. 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.
Sat 12/611:50 pmLIH - PDX
1 stop9h 13mUnited Airlines
Sun 12/146:00 amPDX - LIH
1 stop9h 13mUnited Airlines
Deal found 10/14$397
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/61:09 pmLIH - PDX
2 stops22h 41mAlaska Airlines
Sun 12/144:38 pmPDX - LIH
2 stops20h 15mAlaska Airlines
Deal found 10/14$466
This Delta deal was found by Cheapflights users on 10/16. 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.
Sun 11/1610:55 pmLIH - PDX
1 stop10h 51mDelta
Thu 11/205:30 amPDX - LIH
2 stops15h 12mDelta
Deal found 10/16$478

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kaua'i to Portland 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 October 17, 2025.
Use the filters below to find and compare flights from Kaua'i to Portland that are best for you.

Fly from

Kaua'i

Fly to

Portland

Route

Depart

Return

Price

LihuePortland

LIH - PDX

LIHPDX

Lihue

Wed 12/24

11:23 pm-10:53 am

1 stop9h 30m

Portland

Wed 12/31

8:03 am-12:19 pm

Nonstop6h 16m

$369

LihuePortland

LIH - PDX

LIHPDX

Lihue

Wed 12/10

4:51 pm-1:30 pm

1 stop18h 39m

Portland

Thu 12/11

5:50 pm-10:53 am

1 stop19h 03m

$369

LihuePortland

LIH - PDX

LIHPDX

Lihue

Tue 3/10

10:00 am-10:42 pm

1 stop9h 42m

Portland

Wed 3/11

7:00 am-1:15 pm

1 stop9h 15m

$375

LihuePortland

LIH - PDX

LIHPDX

Lihue

Wed 12/10

11:58 am-12:15 am

2 stops10h 17m

Portland

Thu 12/11

10:45 am-6:33 pm

1 stop9h 48m

$383

LihuePortland

LIH - PDX

LIHPDX

Lihue

Sat 12/6

10:55 pm-9:50 am

1 stop8h 55m

Portland

Sun 12/14

10:45 am-6:33 pm

1 stop9h 48m

$390

LihuePortland

LIH - PDX

LIHPDX

Lihue

Wed 12/24

11:23 pm-10:53 am

1 stop9h 30m

Portland

Tue 12/30

10:11 pm-10:23 pm

1 stop26h 12m

$391

LihuePortland

LIH - PDX

LIHPDX

Lihue

Thu 12/25

10:00 am-7:55 pm

1 stop7h 55m

$139

LihuePortland

LIH - PDX

LIHPDX

Lihue

Mon 12/22

10:43 pm-11:01 am

1 stop10h 18m

$139

LihuePortland

LIH - PDX

LIHPDX

Lihue

Mon 12/8

10:44 pm-1:34 pm

1 stop12h 50m

$139

LihuePortland

LIH - PDX

LIHPDX

Lihue

Wed 1/28

10:26 pm-9:29 am

1 stop9h 03m

$139

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/15

Showing 1-10 of 16 results
1
2

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

Have a flexible travel schedule? Discover the best time to fly to Portland 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 Portland

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

Currently, August is the cheapest month in which you can book a flight from Kaua'i to Portland (average of $144). Flying from Kaua'i to Portland in June is currently the most expensive (average of $429). 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.

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

Find hourly flight availability from Kaua'i to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 17, 2025.

One of the essential ways to save on airfare from Kaua'i to Portland is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 33% on airfare.

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated October 17, 2025.
Read through reviews of airlines operating flights from Kaua'i to Portland, such as Alaska Airlines, Southwest, and Delta. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,103 reviews

Comfort

7.8

Entertainment

7.0

Overall

8.0

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
11,103 reviews
Alaska Airlines
8.0
Very good
11,103 reviews

Comfort

7.8

Entertainment

7.0

Overall

8.0

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Southwest
8.0
Very good
4,241 reviews
Alaska Airlines
8.0
Very good
11,103 reviews

Comfort

7.8

Entertainment

7.0

Overall

8.0

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Delta
7.9
Good
7,977 reviews
Alaska Airlines
8.0
Very good
11,103 reviews

Comfort

7.8

Entertainment

7.0

Overall

8.0

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Hawaiian Airlines
7.8
Good
2,781 reviews
Alaska Airlines
8.0
Very good
11,103 reviews

Comfort

7.8

Entertainment

7.0

Overall

8.0

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

Related info for your journey

Find useful and relevant information for your journey from Kaua'i to Portland. 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 into for flights to Portland from Kaua'i?

    Portland (PDX), located 6.0 mi from the city center, is the airport you fly into when you book flights from Kaua'i to Portland.

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

    Departing from Kaua'i to Portland will take you 9h 30m. The distance from Kaua'i to Portland is about 2628 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Kaua'i to Portland one-way?

    The cheapest airline one-way is Southwest, with whom users have recently found tickets for as low as $139. However, be on the lookout for offers from Delta and American Airlines, as they are both options that can get you from Kaua'i to Portland for a low price.

  • What are the cheapest flights from Kaua'i to Portland?

    On average you can expect to pay $228 for a flight from Kaua'i to Portland. The cheapest flight overall is $148 while the most popular route, (Lihue - Portland) is currently priced at $330.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Kaua'i to Portland (average of $144). Flying from Kaua'i to Portland in June is currently the most expensive (average of $429). 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

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Vancouver
Seaside
Clackamas
Lincoln City
Lake Oswego
Beaverton
McMinnville
Hillsboro
Cannon Beach
Long Beach
Longview
Tigard
The Dalles
Depoe Bay
Stevenson
Wilsonville
Pacific City
Tillamook
Gresham
Troutdale

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.

Top 4 airlines flying from Kaua'i to Portland

Discover the top 4 airlines that operate flights from Kaua'i to Portland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$255Average$390FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$314Average$470FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$336Average$562FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$490Average$684FlexibilityNo cancel feeOn-time63%

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.