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Kailua-Kona

$129+ 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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — KOA
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Find cheap flights from Portland to Kailua-Kona 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

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3. Compare prices and book

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Cheapflights Tip: The best prices from Portland to Kona Intl are usually found in January or February, booked 6 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 December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/8. 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.
Tue 12/96:00 amPDX - KOA
1 stop9h 06mUnited Airlines
Tue 12/162:40 pmKOA - PDX
1 stop7h 57mUnited Airlines
Deal found 12/8$437
This Delta deal was found by Cheapflights users on 12/9. 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 12/135:30 amPDX - KOA
2 stops15h 48mDelta
Fri 2/138:59 pmKOA - PDX
1 stop9h 32mDelta
Deal found 12/9$443
This Southwest deal was found by Cheapflights users on 12/8. 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.
Tue 12/99:55 amPDX - KOA
2 stops10h 15mSouthwest
Tue 12/169:15 pmKOA - PDX
1 stop12h 10mSouthwest
Deal found 12/8$462
This Delta deal was found by Cheapflights users on 12/8. 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 12/95:30 amPDX - KOA
2 stops16h 00mDelta
Tue 12/165:58 pmKOA - PDX
2 stops16h 42mDelta
Deal found 12/8$468
This Southwest deal was found by Cheapflights users on 12/9. 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.
Sat 12/136:40 amPDX - KOA
2 stops13h 30mSouthwest
Thu 2/128:05 amKOA - PDX
2 stops12h 55mSouthwest
Deal found 12/9$481
This Alaska Airlines deal was found by Cheapflights users on 12/9. 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 12/309:05 pmPDX - KOA
1 stop15h 38mAlaska Airlines
Fri 1/911:44 amKOA - PDX
Nonstop5h 43mAlaska Airlines
Deal found 12/9$484
This Southwest deal was found by Cheapflights users on 12/9. 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.
Fri 12/126:00 amPDX - KOA
1 stop8h 45mSouthwest
Tue 12/1610:00 amKOA - PDX
1 stop9h 25mSouthwest
Deal found 12/9$487
This Delta deal was found by Cheapflights users on 12/9. 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 12/137:15 amPDX - KOA
1 stop13h 05mDelta
Wed 2/119:55 pmKOA - PDX
1 stop10h 37mDelta
Deal found 12/9$521
This United Airlines deal was found by Cheapflights users on 12/9. 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 12/136:00 amPDX - KOA
1 stop9h 06mUnited Airlines
Thu 2/122:35 pmKOA - PDX
1 stop7h 59mUnited Airlines
Deal found 12/9$522
This Delta deal was found by Cheapflights users on 12/9. 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 12/165:30 amPDX - KOA
2 stops14h 42mDelta
Tue 12/2310:55 pmKOA - PDX
1 stop11h 40mDelta
Deal found 12/9$527

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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$279
(Delta)

One-way from

$129
(Delta)

Popular in

June

Cheapest in

January

Average price

$632

Good round-trip deal

$547 or less

Good one-way deal

$269 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. 12% potential increase in price ($74 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 December 2025
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 December 12, 2025.
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

Sun 1/25

9:20 am-6:30 pm

2 stops11h 10m

Kona Intl

Wed 1/28

8:45 pm-8:33 am

1 stop9h 48m

$293

PortlandKailua-Kona

PDX - KOA

PDXKOA

Portland

Thu 2/5

9:20 am-6:30 pm

2 stops11h 10m

Kona Intl

Thu 2/12

8:59 pm-8:31 am

1 stop9h 32m

$307

PortlandKailua-Kona

PDX - KOA

PDXKOA

Portland

Sat 2/7

5:15 pm-7:57 pm

1 stop28h 42m

Kona Intl

Tue 2/17

8:59 pm-8:31 am

1 stop9h 32m

$313

PortlandKailua-Kona

PDX - KOA

PDXKOA

Portland

Fri 1/9

5:35 am-12:57 pm

1 stop9h 22m

Kona Intl

Fri 1/16

2:34 pm-12:31 am

1 stop7h 57m

$317

PortlandKailua-Kona

PDX - KOA

PDXKOA

Portland

Wed 3/4

7:10 am-6:30 pm

2 stops13h 20m

Kona Intl

Mon 3/9

7:40 pm-12:35 pm

1 stop13h 55m

$317

PortlandKailua-Kona

PDX - KOA

PDXKOA

Portland

Thu 1/22

7:10 am-6:30 pm

2 stops13h 20m

Kona Intl

Tue 1/27

8:45 pm-8:33 am

1 stop9h 48m

$317

PortlandKailua-Kona

PDX - KOA

PDXKOA

Portland

Sun 1/11

7:10 am-6:30 pm

2 stops13h 20m

Kona Intl

Sun 1/18

8:45 pm-10:07 am

1 stop11h 22m

$328

PortlandKailua-Kona

PDX - KOA

PDXKOA

Portland

Sun 3/1

7:10 am-6:30 pm

2 stops13h 20m

Kona Intl

Wed 3/4

9:45 pm-12:02 pm

1 stop12h 17m

$349

PortlandKailua-Kona

PDX - KOA

PDXKOA

Portland

Sat 2/7

5:15 pm-7:57 pm

1 stop28h 42m

Kona Intl

Wed 2/18

9:45 pm-9:25 am

1 stop9h 40m

$354

PortlandKailua-Kona

PDX - KOA

PDXKOA

Portland

Mon 1/12

6:30 am-6:30 pm

1 stop14h 00m

$129

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
JustAirTicketPrice Accuracy-Trust Score*1 star
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Portland-Kailua-Kona flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 December 5, 2025.

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 6 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 $190). Flying from Portland to Kailua-Kona in July is currently the most expensive (average of $528). 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 December 12, 2025.

It’s typically best to fly out from Portland to Kailua-Kona in the evening. Doing so could potentially save you 52% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Portland to Kailua-Kona?

Use this chart to determine the cheapest time to fly round-trip from Portland to Kailua-Kona. Price data was last updated on December 6, 2025.

Travelers seeking maximum savings on their Portland to Kailua-Kona flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 December 12, 2025.
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
11,429 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Alaska Airlines
8.0
Very good
11,429 reviews
Alaska Airlines
8.0
Very good
11,429 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Southwest
7.9
Good
4,252 reviews
Alaska Airlines
8.0
Very good
11,429 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Delta
7.9
Good
8,008 reviews
Alaska Airlines
8.0
Very good
11,429 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Hawaiian Airlines
7.8
Good
2,818 reviews
Alaska Airlines
8.0
Very good
11,429 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
United Airlines
7.4
Good
9,095 reviews
Alaska Airlines
8.0
Very good
11,429 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

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 6h 08m 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 20 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 9h 22m. The distance between Portland and Kailua-Kona is about 2606 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 United Airlines and Southwest. Delta is 62% 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 United Airlines. According to our data, you can fly for as low as $115. Users have also found prices from $118 and $121 on Southwest and Delta, respectively.

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

    On average you can expect to pay $498 for a flight from Portland to Kailua-Kona. The cheapest flight overall is $219 while the most popular route, (Portland - Kona Intl) is currently priced at $257.

  • 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 $43 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 $190). Flying from Portland to Kailua-Kona in July is currently the most expensive (average of $528). 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.
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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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$208Average$439FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$222Average$383FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$273Average$523FlexibilityNo cancel feeOn-time63%
Hawaiian AirlinesCheapest$293Average$558FlexibilityNo cancel feeOn-time85%
American AirlinesCheapest$327Average$393FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$345Average$570FlexibilityNo cancel feeOn-time75%

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