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$149+ 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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
LIH — PDX
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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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 August 14, 2025.

Round-trip from

$297
(Southwest)

One-way from

$149
(United Airlines)

Popular in

March

Cheapest in

January

Average price

$450

Good round-trip deal

$497 or less

Good one-way deal

$446 or less
From Kaua'i to Portland
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One-way flight from Kaua'i to Portland
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Highest demand for flights based on searches. 6% potential increase in price ($29 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Kaua'i to Portland.
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Price to beat on a one-way flight from Kaua'i to Portland.
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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 August 14, 2025.

This Southwest deal was found by Cheapflights users on 8/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/410:00 amLIH - PDX
1 stop9h 10mSouthwest
Thu 9/1110:35 amPDX - LIH
1 stop8h 25mSouthwest
Deal found 8/12$297
This Delta deal was found by Cheapflights users on 8/12. 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.
Thu 9/49:40 pmLIH - PDX
1 stop9h 54mDelta
Thu 9/117:15 amPDX - LIH
2 stops13h 06mDelta
Deal found 8/12$302
This Delta deal was found by Cheapflights users on 8/12. 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.
Fri 12/1210:45 pmLIH - PDX
1 stop7h 53mDelta
Sun 1/1110:00 amPDX - LIH
1 stop11h 47mDelta
Deal found 8/12$307
This Alaska Airlines deal was found by Cheapflights users on 8/13. 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.
Tue 9/306:00 amLIH - PDX
1 stop13h 40mAlaska Airlines
Thu 10/165:48 pmPDX - LIH
1 stop15h 31mAlaska Airlines
Deal found 8/13$328
This Alaska Airlines deal was found by Cheapflights users on 8/13. 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 10/16:00 amLIH - PDX
1 stop7h 23mAlaska Airlines
Thu 10/167:00 amPDX - LIH
1 stop8h 12mAlaska Airlines
Deal found 8/13$353
This Alaska Airlines deal was found by Cheapflights users on 8/12. 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.
Sun 12/71:05 pmLIH - PDX
1 stop22h 18mAlaska Airlines
Mon 12/157:15 amPDX - LIH
Nonstop6h 40mAlaska Airlines
Deal found 8/12$361
This Alaska Airlines deal was found by Cheapflights users on 8/14. 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 12/612:50 pmLIH - PDX
1 stop14h 30mAlaska Airlines
Mon 12/157:15 amPDX - LIH
Nonstop6h 40mAlaska Airlines
Deal found 8/14$373
This Alaska Airlines deal was found by Cheapflights users on 8/13. 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.
Fri 10/242:20 pmLIH - PDX
1 stop16h 07mAlaska Airlines
Wed 10/2910:40 amPDX - LIH
2 stops13h 43mAlaska Airlines
Deal found 8/13$375

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 August 14, 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

Mon 11/3

9:30 pm-9:28 am

1 stop9h 58m

Portland

Mon 11/10

1:37 pm-8:22 pm

1 stop8h 45m

$297

LihuePortland

LIH - PDX

LIHPDX

Lihue

Thu 9/4

10:00 am-10:10 pm

1 stop9h 10m

Portland

Thu 9/11

10:35 am-4:00 pm

1 stop8h 25m

$297

LihuePortland

LIH - PDX

LIHPDX

Lihue

Thu 9/4

9:40 pm-10:34 am

1 stop9h 54m

Portland

Thu 9/11

7:15 am-5:21 pm

2 stops13h 06m

$302

LihuePortland

LIH - PDX

LIHPDX

Lihue

Fri 9/5

9:40 pm-12:55 pm

1 stop12h 15m

Portland

Wed 9/10

8:55 am-7:03 pm

1 stop13h 08m

$302

LihuePortland

LIH - PDX

LIHPDX

Lihue

Fri 12/12

10:45 pm-8:38 am

1 stop7h 53m

Portland

Sun 1/11

10:00 am-7:47 pm

1 stop11h 47m

$307

LihuePortland

LIH - PDX

LIHPDX

Lihue

Tue 9/30

6:00 am-10:40 pm

1 stop13h 40m

Portland

Thu 10/16

5:48 pm-6:19 am

1 stop15h 31m

$328

LihuePortland

LIH - PDX

LIHPDX

Lihue

Wed 10/1

6:00 am-4:23 pm

1 stop7h 23m

Portland

Thu 10/16

7:00 am-12:12 pm

1 stop8h 12m

$353

LihuePortland

LIH - PDX

LIHPDX

Lihue

Sat 12/6

12:50 pm-5:20 am

1 stop14h 30m

Portland

Mon 12/15

7:15 am-11:55 am

Nonstop6h 40m

$373

LihuePortland

LIH - PDX

LIHPDX

Lihue

Tue 10/28

9:40 pm-8:36 am

1 stop7h 56m

$149

LihuePortland

LIH - PDX

LIHPDX

Lihue

Mon 9/22

11:10 pm-12:43 pm

1 stop10h 33m

$149

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 18 results
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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, November is the cheapest month in which you can book a flight from Kaua'i to Portland (average of $277). Flying from Kaua'i to Portland in March is currently the most expensive (average of $369). 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 August 14, 2025.

When flying from Kaua'i to Portland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 August 14, 2025.
Read through reviews of airlines operating flights from Kaua'i to Portland, such as Alaska Airlines, Delta, and Hawaiian Airlines. 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
10,000 reviews

Crew

8.5

Boarding

8.1

Food

7.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Food

7.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
Delta
8.0
Very good
7,980 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Food

7.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
Hawaiian Airlines
7.8
Good
2,656 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Food

7.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

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.

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

    On average you can expect to pay $473 for a flight from Kaua'i to Portland. The cheapest flight overall is $334 while the most popular route, (Lihue - Portland) is currently priced at $297.

  • 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, November is the cheapest month in which you can book a flight from Kaua'i to Portland (average of $277). Flying from Kaua'i to Portland in March is currently the most expensive (average of $369). 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
Beaverton
Clackamas
McMinnville
Lake Oswego
Hillsboro
Lincoln City
Cannon Beach
Long Beach
Longview
Tigard
Depoe Bay
Stevenson
Woodburn
Wilsonville
Pacific City
Troutdale
Tillamook
Gresham

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Kaua'i to Portland

Discover the top 3 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$255Average$400FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$283Average$470FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$336Average$562FlexibilityNo cancel feeOn-time75%

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