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Kailua-Kona

$128+ Cheap flights from Portland to Kailua-Kona (PDX - KOA)

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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — KOA
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Portland to Kona Intl are usually found in September or January, booked 57 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from Portland to Kailua-Kona

Cheapest flights from Portland to Kailua-Kona
Explore the most affordable flight options available from Portland to Kailua-Kona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This Delta deal was found by Cheapflights users on 1/26. 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 2/247:15 am
PDX
-
KOA
2 stops13h 15m
Delta
Tue 3/310:55 pm
KOA
-
PDX
1 stop11h 07m
Delta
Deal found 1/26$262
This Delta deal was found by Cheapflights users on 1/26. 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 2/245:30 am
PDX
-
KOA
2 stops15h 00m
Delta
Wed 3/410:55 pm
KOA
-
PDX
2 stops14h 16m
Delta
Deal found 1/26$267
This United Airlines deal was found by Cheapflights users on 1/24. 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.
Sun 3/11:40 pm
PDX
-
KOA
1 stop9h 11m
United Airlines
Mon 3/910:55 pm
KOA
-
PDX
1 stop10h 38m
United Airlines
Deal found 1/24$286
This Delta deal was found by Cheapflights users on 1/25. 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 2/1710:25 am
PDX
-
KOA
1 stop10h 05m
Delta
Wed 2/2510:55 pm
KOA
-
PDX
1 stop11h 07m
Delta
Deal found 1/25$288
This Delta deal was found by Cheapflights users on 1/24. 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 3/36:25 am
PDX
-
KOA
1 stop14h 05m
Delta
Thu 3/1210:15 pm
KOA
-
PDX
1 stop8h 46m
Delta
Deal found 1/24$290
This Delta deal was found by Cheapflights users on 1/25. 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 2/187:15 am
PDX
-
KOA
2 stops13h 15m
Delta
Wed 2/2510:55 pm
KOA
-
PDX
2 stops14h 16m
Delta
Deal found 1/25$299
This Delta deal was found by Cheapflights users on 1/25. 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 4/87:58 pm
PDX
-
KOA
1 stop24h 49m
Delta
Thu 4/1610:00 pm
KOA
-
PDX
1 stop9h 04m
Delta
Deal found 1/25$310
This American Airlines deal was found by Cheapflights users on 1/24. 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 2/245:00 am
PDX
-
KOA
1 stop13h 14m
American Airlines
Wed 3/410:40 pm
KOA
-
PDX
1 stop20h 04m
American Airlines
Deal found 1/24$312
This Delta deal was found by Cheapflights users on 1/25. 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 2/286:25 am
PDX
-
KOA
1 stop14h 05m
Delta
Thu 3/59:55 pm
KOA
-
PDX
1 stop8h 36m
Delta
Deal found 1/25$316
This Delta deal was found by Cheapflights users on 1/25. 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 4/1210:58 am
PDX
-
KOA
1 stop9h 49m
Delta
Wed 4/1510:00 pm
KOA
-
PDX
1 stop9h 04m
Delta
Deal found 1/25$320

Find flight deals from Portland to Kailua-Kona

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Kailua-Kona (KOA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$262
(Delta)

One-way from

$128
(Delta)

Popular in

June

Cheapest in

September

Average price

$448

Good round-trip deal

$466 or less

Good one-way deal

$278 or less
Provider with most accurate pricing for Portland-Kona Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Kona Intl flights.
Search Deals
From Portland to Kona Intl
Search Deals
One-way flight from Portland to Kona Intl
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($59 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Portland to Kona Intl.
Search Deals
Price to beat on a one-way flight from Portland to Kona Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Kailua-Kona 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 January 26, 2026.
Use the filters below to find and compare flights from Portland to Kailua-Kona that are best for you.

Fly from

Portland

Fly to

Kailua-Kona

Route

Depart

Return

Price

PortlandKailua-Kona

PDX - KOA

PDXKOA

Portland

Tue 4/14

7:05 am-5:43 pm

2 stops13h 38m

Kona Intl

Tue 4/28

8:50 pm-8:25 am

1 stop8h 35m

$262

PortlandKailua-Kona

PDX - KOA

PDXKOA

Portland

Tue 2/17

6:25 am-6:30 pm

1 stop14h 05m

Kona Intl

Wed 2/25

10:55 pm-3:11 pm

2 stops14h 16m

$294

PortlandKailua-Kona

PDX - KOA

PDXKOA

Portland

Wed 4/15

11:03 am-5:43 pm

1 stop9h 40m

Kona Intl

Tue 4/21

8:50 pm-8:25 am

1 stop8h 35m

$330

PortlandKailua-Kona

PDX - KOA

PDXKOA

Portland

Wed 3/11

5:30 am-5:47 pm

2 stops15h 17m

Kona Intl

Wed 3/18

10:15 pm-12:14 pm

1 stop10h 59m

$336

PortlandKailua-Kona

PDX - KOA

PDXKOA

Portland

Tue 3/3

5:30 am-6:30 pm

2 stops15h 00m

Kona Intl

Tue 3/10

10:15 pm-4:55 pm

2 stops15h 40m

$341

PortlandKailua-Kona

PDX - KOA

PDXKOA

Portland

Tue 2/24

7:15 am-6:30 pm

2 stops13h 15m

Kona Intl

Tue 3/3

10:55 pm-3:11 pm

2 stops14h 16m

$341

PortlandKailua-Kona

PDX - KOA

PDXKOA

Portland

Tue 2/24

6:45 am-6:10 pm

2 stops13h 25m

Kona Intl

Wed 3/4

7:00 pm-11:10 am

2 stops14h 10m

$359

PortlandKailua-Kona

PDX - KOA

PDXKOA

Portland

Mon 2/23

10:25 am-6:30 pm

1 stop10h 05m

Kona Intl

Sun 3/1

10:55 pm-10:24 pm

1 stop21h 29m

$359

PortlandKailua-Kona

PDX - KOA

PDXKOA

Portland

Tue 2/24

10:25 am-6:30 pm

1 stop10h 05m

Kona Intl

Sun 3/1

8:55 pm-9:15 am

1 stop10h 20m

$366

PortlandKailua-Kona

PDX - KOA

PDXKOA

Portland

Mon 4/13

10:45 am-7:03 pm

1 stop11h 18m

Kona Intl

Thu 4/23

8:50 pm-10:05 am

1 stop10h 15m

$370

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/24

Showing 1-10 of 18 results
1
2

Compare providers for flights from Portland to Kailua-Kona

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Kailua-Kona in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
CheapfaremartPrice Accuracy-Trust Score*1 star
JustAirTicketPrice Accuracy-Trust Score*1 star
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland-Kailua-Kona flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Kailua-Kona flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Kailua-Kona flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Kailua-Kona flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Kailua-Kona flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Kailua-Kona

Have a flexible travel schedule? Discover the best time to fly to Kailua-Kona 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 Kailua-Kona

How far ahead should I book a flight from Portland to Kailua-Kona?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Kailua-Kona. Price data was last updated on January 23, 2026.

The price you pay for your flight from Portland to Kailua-Kona may vary depending on when you book. For the best chance of a lower fare, look to book 57 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Portland to Kailua-Kona?

Currently, February is the cheapest month in which you can book a flight from Portland to Kailua-Kona (average of $205). Flying from Portland to Kailua-Kona in July is currently the most expensive (average of $542). 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 PDX to KOA?

Find hourly flight availability from Portland to Kailua-Kona. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 26, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portland to Kailua-Kona as you normally would.

Reviews of airlines servicing Kailua-Kona

Get insights into the airlines that provide service to Kailua-Kona. 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 Kailua-Kona. Reviews last updated January 26, 2026.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Delta from Portland to Kailua-Kona by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,792 reviews

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,792 reviews
Alaska Airlines
8.0
Very good
11,792 reviews

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Southwest
8.0
Very good
4,268 reviews
Alaska Airlines
8.0
Very good
11,792 reviews

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Delta
7.9
Good
8,111 reviews
Alaska Airlines
8.0
Very good
11,792 reviews

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Hawaiian Airlines
7.8
Good
2,829 reviews
Alaska Airlines
8.0
Very good
11,792 reviews

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
United Airlines
7.4
Good
9,199 reviews
Alaska Airlines
8.0
Very good
11,792 reviews

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Related info for your journey

Find useful and relevant information for your journey from Portland to Kailua-Kona. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Portland to Kailua-Kona?

    If you book a flight from Portland to Kailua-Kona, you will be flying from Portland to Kona Intl. Flights to Kona Intl (KOA) from Portland (PDX) take 5h 58m for a nonstop flight. There is 1 flight from Portland to Kailua-Kona per day from 6 airlines.

  • How popular is this Portland to Kailua-Kona flight route?

    Flights from Portland to Kona Intl have been viewed 19 times in the past calendar month.

  • How long is the flight from Portland to Kailua-Kona?

    Departing from Portland to Kailua-Kona will take you 13h 38m. The distance between Portland and Kailua-Kona is about 2606 mi.

  • What are the cheapest airlines flying from Portland to Kailua-Kona round-trip?

    Delta, at $201, was found to be the cheapest airline from Portland to Kailua-Kona.Alternate airlines to your destination round-trip include American Airlines and United Airlines. Delta is 61% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Portland to Kailua-Kona one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $121. Users have also found prices from $148 and $148 on United Airlines and Southwest, respectively.

  • What are the cheapest flights from Portland to Kailua-Kona?

    On average you can expect to pay $468 for a flight from Portland to Kailua-Kona. The cheapest flight overall is $238 while the most popular route, (Portland - Kona Intl) is currently priced at $256.

  • Where are the most common layover locations when flying from Portland to Kailua-Kona?

    Flights departing from Portland and landing in Kailua-Kona layover in Honolulu most frequently. Portland to Kailua-Kona flights stop in Kahului the next most.

  • What are some popular things to do or see while on a layover in Honolulu?

    Honolulu travelers tend to visit Honolulu Zoo, Pearl Harbor, and International Market Place more than anywhere else. Honolulu Zoo, Pearl Harbor, and International Market Place can be accessed by traveling approximately 7.8 mi, 3.5 mi, and 7.1 mi, respectively from Honolulu. Travelers can book a car rental at Honolulu for about $49 per day to make their sightseeing more efficient.

  • Where are the least popular layover locations for Portland to Kailua-Kona flights?

    Portland to Kailua-Kona flights have a layover in Seattle the least frequently.

  • Can I find deals for flights from Portland to Kailua-Kona that include hotel bookings?

    Yes. In addition to deals on Portland to Kailua-Kona flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Kailua-Kona?

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

  • Can I find deals for business class flights from Portland to Kailua-Kona?

    Yes. Cheapflights offers flight deals from Portland to Kailua-Kona 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 to Kailua-Kona?

    Currently, February is the cheapest month in which you can book a flight from Portland to Kailua-Kona (average of $205). Flying from Portland to Kailua-Kona in July is currently the most expensive (average of $542). 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

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Alternative routes for Portland to Kailua-Kona

See prices for flight routes from nearby airports that may be better suited for you.
Portland to Honolulu flights
Portland to Kahului flights
Portland to Lihue flights
Boise to Honolulu flights
Boise to Kahului flights
Redmond to Kahului flights
Eugene to Kailua-Kona flights
Boise to Lihue flights
Eugene to Honolulu flights
Portland to Hilo flights
Boise to Kailua-Kona flights
Medford to Honolulu flights
Eugene to Kahului flights
Medford to Kahului flights
Redmond to Kailua-Kona flights
Medford to Kailua-Kona flights
Eugene to Lihue flights
Redmond to Honolulu flights
Redmond to Lihue flights
Medford to Lihue flights
Eugene to Hilo flights
Yakima to Honolulu flights
Boise to Hilo flights
Portland to Kapalua flights
Yakima to Lihue flights
Portland to Hana flights
Portland to Hoolehua flights
Portland to Waimea (Big Island) flights
Medford to Hilo flights
Boise to Kapalua flights
Pendleton to Honolulu flights
Portland to Lanai City flights
North Bend to Kahului flights
Redmond to Kapalua flights
Medford to Kapalua flights
Eugene to Kapalua flights
Boise to Hana flights

Top 6 airlines flying from Portland to Kailua-Kona

Discover the top 6 airlines that operate flights from Portland to Kailua-Kona. 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 January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$201Average$354FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$217Average$387FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$231Average$381FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$257Average$408FlexibilityNo cancel feeOn-time63%
Hawaiian AirlinesCheapest$324Average$578FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$366Average$576FlexibilityNo cancel feeOn-time75%

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