$149 Cheap Flights from Portland (PDX) to Lihue (LIH)

View $149 flight on Tue, Nov 18, 2025Opens in a new window

Popular airlines from Portland International Airport (PDX) to Lihue Airport (LIH)

Cheap Flights from Portland to Lihue (PDX-LIH)

Prices were available within the past 7 days and start at $149 for one-way flights and $294 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Wed, Oct 29 - Tue, Nov 4
PDX
Portland
LIH
Kauai
$294 Roundtrip, found 18 hours ago
$294
Roundtrip
found 18 hours ago
Select Southwest Airlines flight, departing Wed, Oct 29 from Portland to Kauai, returning Tue, Nov 4, priced at $294 found 18 hours ago
United
Mon, Mar 2 - Wed, Mar 4
PDX
Portland
LIH
Kauai
$297 Roundtrip, found 5 hours ago
$297
Roundtrip
found 5 hours ago
Select United flight, departing Mon, Mar 2 from Portland to Kauai, returning Wed, Mar 4, priced at $297 found 5 hours ago
American Airlines
Wed, Oct 29 - Wed, Nov 5
PDX
Portland
LIH
Kauai
$297 Roundtrip, found 4 hours ago
$297
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Wed, Oct 29 from Portland to Kauai, returning Wed, Nov 5, priced at $297 found 4 hours ago
Delta
Mon, Nov 3 - Wed, Nov 5
PDX
Portland
LIH
Kauai
$299 Roundtrip, found 7 hours ago
$299
Roundtrip
found 7 hours ago
Select Delta flight, departing Mon, Nov 3 from Portland to Kauai, returning Wed, Nov 5, priced at $299 found 7 hours ago
United
Mon, Nov 10 - Wed, Nov 12
PDX
Portland
LIH
Kauai
$302 Roundtrip, found 7 hours ago
$302
Roundtrip
found 7 hours ago
Select United flight, departing Mon, Nov 10 from Portland to Kauai, returning Wed, Nov 12, priced at $302 found 7 hours ago
Southwest Airlines
Wed, Oct 29 - Tue, Nov 4
PDX
Portland
LIH
Kauai
$302 Roundtrip, found 18 hours ago
$302
Roundtrip
found 18 hours ago
Select Southwest Airlines flight, departing Wed, Oct 29 from Portland to Kauai, returning Tue, Nov 4, priced at $302 found 18 hours ago
Southwest Airlines
Mon, Mar 2 - Wed, Mar 4
PDX
Portland
LIH
Kauai
$304 Roundtrip, found 5 hours ago
$304
Roundtrip
found 5 hours ago
Select Southwest Airlines flight, departing Mon, Mar 2 from Portland to Kauai, returning Wed, Mar 4, priced at $304 found 5 hours ago
United
Thu, Dec 4 - Thu, Dec 11
PDX
Portland
LIH
Kauai
$315 Roundtrip, found 15 hours ago
$315
Roundtrip
found 15 hours ago
Select United flight, departing Thu, Dec 4 from Portland to Kauai, returning Thu, Dec 11, priced at $315 found 15 hours ago
United
Thu, Dec 4 - Mon, Dec 8
PDX
Portland
LIH
Kauai
$318 Roundtrip, found 4 hours ago
$318
Roundtrip
found 4 hours ago
Select United flight, departing Thu, Dec 4 from Portland to Kauai, returning Mon, Dec 8, priced at $318 found 4 hours ago
Alaska Airlines
Thu, Dec 4 - Mon, Dec 8
PDX
Portland
LIH
Kauai
$328 Roundtrip, found 4 hours ago
$328
Roundtrip
found 4 hours ago
Select Alaska Airlines flight, departing Thu, Dec 4 from Portland to Kauai, returning Mon, Dec 8, priced at $328 found 4 hours ago

Find the cheapest month to fly from Portland (PDX) to Lihue (LIH)

January is typically the cheapest month to fly

From $238 - $580 per traveler.

Frequently asked questions

How much does a flight from Portland Intl. Airport (PDX) to Lihue Airport (LIH) cost?
Grab a cheap one-way flight from $149 or cheap return flight from $294 from Portland Intl. Airport (PDX) to Lihue Airport (LIH) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Portland Intl. Airport (PDX) to Lihue Airport (LIH)?
Planning your getaway for October is a good way to save, as it's the cheapest month for flights between PDX and LIH. You'll often find the lowest prices during off-peak months.
Which airlines fly direct from Portland Intl. Airport (PDX) to Lihue Airport (LIH)?
When jetting out of Portland Intl. Airport (PDX), you can jump on a direct flight to Lihue Airport (LIH) with Alaska Airlines.
What is the cheapest airline that flies from Portland Intl. Airport (PDX) to Lihue Airport (LIH)?
To find the cheapest airline that'll fly you from PDX to LIH, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Portland Intl. Airport (PDX) to Lihue Airport (LIH)?
On average, you can take your pick of 5 direct flights flying from Portland Intl. Airport (PDX) to Lihue Airport (LIH) each week. If you don't find one that works for your schedule, consider a flight that includes a layover. Filter your search on Expedia to include one or two stops and select the next best alternative.
What are the most popular departure times for flights from Portland Intl. Airport (PDX) to Lihue Airport (LIH)?
The 7 AM departures from PDX to LIH are typically the busiest. They can also be more expensive. If you're hoping to save money, choose a less crowded time to fly.
What day of the week has the most flights from PDX to LIH?
Friday offers the most flights from Portland Intl. Airport (PDX) to Lihue Airport (LIH). Consider traveling on this day and you'll have a greater chance of finding a schedule that works for you.
What is the earliest flight from Portland Intl. Airport (PDX) to Lihue Airport (LIH)?
Catch the earliest flight at around 7:00AM UTC-8, leaving from Portland Intl. Airport (PDX). You'll be flying for roughly 6h 32m, arriving at Lihue Airport (LIH) at approximately 11:32AM UTC-10.
How long does it take to fly from Portland Intl. Airport (PDX) to Lihue Airport (LIH)?
It takes about 6 hours and 32 minutes to cover the 2,600 mi from PDX to LIH.
What is the best time to fly from Portland Intl. Airport (PDX) to Lihue Airport (LIH)?
To avoid possible delays on the Portland Intl. Airport (PDX) to Lihue Airport (LIH) route, travel before 3 PM. Departures after this time are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Kauai from Portland Intl. Airport (PDX)?
If you're traveling on a direct flight from Portland Intl. Airport (PDX) to Kauai, Lihue Airport (LIH) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from Portland Intl. Airport (PDX) to Lihue Airport (LIH) last-minute?
Booking your flight from PDX to LIH shortly before your trip is usually more expensive. But if you're flexible with your travel dates and times, you could score a cheap last-minute fare.
Is it cheaper to book a PDX to LIH flight and hotel package?
Opting for a PDX to LIH flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Select from our wide range of stays and then add flights, car rentals and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Portland Intl. Airport (PDX) to Lihue Airport (LIH)?
If you reserved your PDX to LIH flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more information.

Travel information

Travel information

Origin airport
Portland Intl.
Destination airport
Lihue
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, Southwest Airlines, United
Roundtrip price
$291
Distance
2630 mi

Book with confidence

Book with confidence

Portland to Lihue Flights

The cheapest times to fly from Portland to Lihue

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Portland to Lihue are during the month of October. You can find some of the cheapest flights from Portland to Lihue with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Portland to Lihue

Sunday is one of the best days to book for cheap flights from Portland to Lihue: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Portland to Lihue

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Portland to Lihue in 2025. You can also book with separate airlines for your outbound and return journeys, from $149 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Portland to Lihue flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Portland to Lihue airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Portland to Lihue Flights

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Explore a world of travel with Expedia

*Available to One Key members.