£166 Cheap Flights from Portland (PDX) to Kailua-Kona (KOA)

View £166 flight on Mon, 25 May 2026Opens in a new window

Popular airlines from Portland International Airport (PDX) to Kona Intl. Airport (KOA)

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Cheap Flights from Portland (PDX) to Kailua-Kona (KOA)

Prices were available within the past 7 days and start at £166 for one-way flights and £345 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Mon, 18 May - Mon, 25 May
PDX
Portland
KOA
Kona Coast
£345 Return, found 6 days ago
£345
Return
found 6 days ago
Select Alaska Airlines flight, departing Mon, 18 May from Portland to Kona Coast, returning Mon, 25 May, priced at £345 found 6 days ago
Alaska Airlines
Sun, 17 May - Sun, 24 May
PDX
Portland
KOA
Kona Coast
£376 Return, found 6 days ago
£376
Return
found 6 days ago
Select Alaska Airlines flight, departing Sun, 17 May from Portland to Kona Coast, returning Sun, 24 May, priced at £376 found 6 days ago
Alaska Airlines
Sun, 17 May - Sun, 24 May
PDX
Portland
KOA
Kona Coast
£387 Return, found 6 days ago
£387
Return
found 6 days ago
Select Alaska Airlines flight, departing Sun, 17 May from Portland to Kona Coast, returning Sun, 24 May, priced at £387 found 6 days ago
Alaska Airlines
Wed, 20 May - Wed, 27 May
PDX
Portland
KOA
Kona Coast
£410 Return, found 6 days ago
£410
Return
found 6 days ago
Select Alaska Airlines flight, departing Wed, 20 May from Portland to Kona Coast, returning Wed, 27 May, priced at £410 found 6 days ago
Alaska Airlines
Mon, 18 May - Mon, 25 May
PDX
Portland
KOA
Kona Coast
£413 Return, found 6 days ago
£413
Return
found 6 days ago
Select Alaska Airlines flight, departing Mon, 18 May from Portland to Kona Coast, returning Mon, 25 May, priced at £413 found 6 days ago
Alaska Airlines
Mon, 18 May - Mon, 25 May
PDX
Portland
KOA
Kona Coast
£413 Return, found 6 days ago
£413
Return
found 6 days ago
Select Alaska Airlines flight, departing Mon, 18 May from Portland to Kona Coast, returning Mon, 25 May, priced at £413 found 6 days ago
Alaska Airlines
Sun, 17 May - Sun, 24 May
PDX
Portland
KOA
Kona Coast
£417 Return, found 6 days ago
£417
Return
found 6 days ago
Select Alaska Airlines flight, departing Sun, 17 May from Portland to Kona Coast, returning Sun, 24 May, priced at £417 found 6 days ago
Alaska Airlines
Sun, 17 May - Sun, 24 May
PDX
Portland
KOA
Kona Coast
£427 Return, found 6 days ago
£427
Return
found 6 days ago
Select Alaska Airlines flight, departing Sun, 17 May from Portland to Kona Coast, returning Sun, 24 May, priced at £427 found 6 days ago
Alaska Airlines
Sun, 17 May - Sun, 24 May
PDX
Portland
KOA
Kona Coast
£428 Return, found 6 days ago
£428
Return
found 6 days ago
Select Alaska Airlines flight, departing Sun, 17 May from Portland to Kona Coast, returning Sun, 24 May, priced at £428 found 6 days ago
Alaska Airlines
Thu, 14 May - Thu, 21 May
PDX
Portland
KOA
Kona Coast
£432 Return, found 6 days ago
£432
Return
found 6 days ago
Select Alaska Airlines flight, departing Thu, 14 May from Portland to Kona Coast, returning Thu, 21 May, priced at £432 found 6 days ago

Alternative airports near Kailua-Kona

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Kona Intl. KOA. Cheapest option available. Flights from £477
KOA
Kona Intl.
Cheapest
Flights from £477

Find the cheapest month to fly from Portland (PDX) to Kailua-Kona (KOA)

April is typically the cheapest month to fly

From £185 - £574 per traveller.

Frequently asked questions

What is the cheapest month to fly from Portland, OR (PDX-Portland Intl.) to Kailua-Kona, HI (KOA-Kona Intl.)?
September is typically the cheapest month to fly from Portland, OR (PDX-Portland Intl.) to Kailua-Kona, HI (KOA-Kona Intl.), with average return fares of approximately £331. This is about 21% lower than the average price throughout the year. September often sees lower prices as the summer travel rush ends and before the holiday season begins, leading to reduced demand. Other cheap months to fly from Portland, OR (PDX-Portland Intl.) to Kailua-Kona, HI (KOA-Kona Intl.) include January and February.
How do I find cheap flights from Portland, OR (PDX-Portland Intl.) to Kailua-Kona, HI (KOA-Kona Intl.)?
To find a cheap flight from Portland, OR (PDX-Portland Intl.) to Kailua-Kona, HI (KOA-Kona Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Portland, OR (PDX-Portland Intl.) to Kailua-Kona, HI (KOA-Kona Intl.)?
The best airline to fly with from Portland, OR (PDX-Portland Intl.) to Kailua-Kona, HI (KOA-Kona Intl.) will differ from traveller to traveller. If you like to fly early, AS offers early morning flights. If price is the most important factor, AS typically offers the lowest fares. AS offers the most daily flights from Portland, OR (PDX-Portland Intl.) to Kailua-Kona, HI (KOA-Kona Intl.), which is brilliant if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Portland, OR (PDX-Portland Intl.) to Kailua-Kona, HI (KOA-Kona Intl.)?
The best time to fly from Portland International Airport (PDX) to Kona International Airport (KOA) for a good balance of price and availability is typically September or January. Based on booking data from the past year, you can expect average return flight prices around £331 during these months. These periods often see fewer crowds compared to peak holiday seasons, offering a more relaxed travel experience to Kailua-Kona.
How many flights per day from Portland, OR (PDX-Portland Intl.) to Kailua-Kona, HI (KOA-Kona Intl.)?
There are approximately 29 connecting flights per day from Portland International Airport (PDX) to Kona International Airport (KOA). Some common connection points include San Francisco International Airport (SFO), Seattle - Tacoma International Airport (SEA), and Daniel K. Inouye International Airport (HNL).
What is the earliest flight from Portland, OR (PDX-Portland Intl.) to Kailua-Kona, HI (KOA-Kona Intl.)?
The earliest flight from Portland, OR (PDX-Portland Intl.) to Kailua-Kona, HI (KOA-Kona Intl.) typically departs at approximately 12:45 AM local time. This flight is operated by American Airlines and is a seasonal service active in January and December. An early departure like this can help you maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Portland, OR (PDX-Portland Intl.) to Kailua-Kona, HI (KOA-Kona Intl.)?
You'll typically find the most flights from Portland Intl. (PDX) to Kona Intl. (KOA) on a Tuesday, with around 41 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Alaska Airlines, Delta Air Lines, and United Airlines.
What are the most popular departure times for flights from Portland, OR (PDX-Portland Intl.) to Kailua-Kona, HI (KOA-Kona Intl.)?
The most popular departure times for flights from Portland International Airport (PDX) to Kona International Airport (KOA) are in the morning, between 6am and 9am. About 42% of passengers prefer this time window. Many major carriers, including Alaska Airlines and United Airlines, offer flights during this window. This timing works well because you can get an early start to your travel day and arrive in Kailua-Kona with plenty of time to settle in and begin your Hawaiian adventure.
How long does it take to fly from Portland, OR (PDX-Portland Intl.) to Kailua-Kona, HI (KOA-Kona Intl.)?
A nonstop flight from PDX to KOA typically takes around 6 hours 30 minutes, covering approximately 2,608 miles. Connecting flights on this route usually add 2 hours 50 minutes to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Portland, OR (PDX-Portland Intl.) to Kailua-Kona, HI (KOA-Kona Intl.)?
Select the "Business class" and "First class" filters when looking for PDX to KOA flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Portland, OR (PDX-Portland Intl.) to Kailua-Kona, HI (KOA-Kona Intl.) flight with Expedia?
It's easy to earn miles on a Portland, OR (PDX-Portland Intl.) to Kailua-Kona, HI (KOA-Kona Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Kailua-Kona from Portland Intl. (PDX)?
From Portland Intl. (PDX), you can fly directly into Kona Intl. (KOA) to reach Kailua-Kona. Some flights may connect through major hubs like San Francisco Intl. (SFO), Denver Intl. (DEN), McCarran Intl. (LAS) before reaching Kailua-Kona. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Portland, OR (PDX-Portland Intl.) to Kailua-Kona, HI (KOA-Kona Intl.) at the last minute?
Typically, booking a last minute flight from Portland, OR (PDX-Portland Intl.) to Kailua-Kona, HI (KOA-Kona Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Portland, OR (PDX-Portland Intl.) to Kailua-Kona, HI (KOA-Kona Intl.) flight and hotel package?
Securing a Portland, OR (PDX-Portland Intl.) to Kailua-Kona, HI (KOA-Kona Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Portland, OR (PDX-Portland Intl.) to Kailua-Kona, HI (KOA-Kona Intl.)?
If you booked your Portland, OR (PDX-Portland Intl.) to Kailua-Kona, HI (KOA-Kona Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Portland Intl.
Destination airport
Kona Intl.
Return price
£345
Distance
4171 km
Average flight time
5 hours 4 mins

Book with confidence

Compare flights from Portland to Kailua-Kona easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Portland to Kailua-Kona. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Kona Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Portland Intl. to Kona Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Portland Intl. (PDX) to Kona Intl. (KOA)

The easiest way to view the best deals on flights from Portland to Kailua-Kona today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Portland Intl. to Kona Intl. start at just £345 and range up to £432.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Portland and Kailua-Kona
  • booking your flight during May, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Portland to Kailua-Kona flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Portland Intl. to Kona Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Portland to Kailua-Kona easily and book with confidence

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