$568+ Cheap flights from Portland, ME to Kailua-Kona (PWM - KOA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — KOA
Oct 21 — Oct 281
Round-trip
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Portland to Kailua-Kona
Cheapest
Best
One-way
Cheapest flights from Portland to Kailua-KonaExplore 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 September 21, 2026.
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 September 21, 2026.
This Delta deal was found by Cheapflights users on 9/20. 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.
Mon 11/236:00 am -
2 stops17h 32m
Wed 12/99:40 pm -
2 stops13h 31m
Deal found 9/20![Delta logo]()
$751
This Delta deal was found by Cheapflights users on 9/20. 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.
Mon 11/236:00 am -
2 stops17h 32m
Thu 12/1010:40 pm -
2 stops20h 41m
Deal found 9/20![Delta logo]()
$803
This American Airlines deal was found by Cheapflights users on 9/17. 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.
Sun 11/15:15 am -
2 stops17h 18m
Tue 11/2410:09 pm -
2 stops14h 51m
Deal found 9/17![American Airlines logo]()
$877
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Mon 11/238:29 am -
3 stops33h 30m
Wed 12/98:25 pm -
2 stops19h 17m
Deal found 9/16![United Airlines logo]()
$969
This United Airlines deal was found by Cheapflights users on 9/17. 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 11/13:23 pm -
2 stops25h 26m
Tue 11/248:25 pm -
1 stop14h 37m
Deal found 9/17![United Airlines logo]()
$998
Best flights from Portland to Kailua-KonaDiscover carefully curated flight deals from Portland to Kailua-Kona that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 21, 2026.
Discover carefully curated flight deals from Portland to Kailua-Kona that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 21, 2026.
This Delta deal was found by Cheapflights users on 9/20. 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.
Mon 11/236:00 am -
2 stops17h 32m
Wed 12/99:40 pm -
2 stops13h 31m
Deal found 9/20![Delta logo]()
$751
This American Airlines deal was found by Cheapflights users on 9/21. 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.
Wed 2/1712:43 pm -
2 stops32h 14m
Sat 2/272:30 pm -
2 stops22h 33m
Deal found 9/21![American Airlines logo]()
$910
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Mon 11/238:29 am -
3 stops33h 30m
Wed 12/98:25 pm -
2 stops19h 17m
Deal found 9/17![United Airlines logo]()
$969
This United Airlines deal was found by Cheapflights users on 9/17. 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 11/13:23 pm -
2 stops25h 26m
Tue 11/248:25 pm -
1 stop14h 37m
Deal found 9/17![United Airlines logo]()
$998
One-way flights from Portland to Kailua-KonaSearch for one-way flight options from Portland to Kailua-Kona. Find affordable one-way fares based on user searches. Data last updated September 21, 2026.
Search for one-way flight options from Portland to Kailua-Kona. Find affordable one-way fares based on user searches. Data last updated September 21, 2026.
This American Airlines deal was found by Cheapflights users on 9/17. 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.
Wed 10/75:30 am -
2 stops15h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![American Airlines logo]()
$568
This American Airlines deal was found by Cheapflights users on 9/17. 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.
Fri 10/25:30 am -
2 stops16h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![American Airlines logo]()
$641
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Thu 10/89:50 am -
2 stops17h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![United Airlines logo]()
$806
Find flight deals from Portland to Kailua-Kona
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) 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 September 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $751 (Delta) |
One-way from | $568 (American Airlines) |
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 7,457,451 searches. Data last updated September 21, 2026.
Use the filters below to find and compare flights from Portland to Kailua-Kona that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
PortlandKailua-Kona
PWM Portland - KOA Kona Intl
PWMKOA
Portland
Wed 10/7
5:30 am-3:17 pm
2 stops15h 47m
Kona Intl
Wed 12/31
12:00 am-5:00 am
Nonstop0h 00m
$568
PortlandKailua-Kona
PWM Portland - KOA Kona Intl
PWMKOA
Portland
Fri 10/2
5:30 am-4:00 pm
2 stops16h 30m
Kona Intl
Wed 12/31
12:00 am-5:00 am
Nonstop0h 00m
$641
PortlandKailua-Kona
PWM Portland - KOA Kona Intl
PWMKOA
Portland
Mon 11/23
6:00 am-6:32 pm
2 stops17h 32m
Kona Intl
Wed 12/9
9:40 pm-4:11 pm
2 stops13h 31m
$751
PortlandKailua-Kona
PWM Portland - KOA Kona Intl
PWMKOA
Portland
Thu 10/8
9:50 am-9:27 pm
2 stops17h 37m
Kona Intl
Wed 12/31
12:00 am-5:00 am
Nonstop0h 00m
$806
PortlandKailua-Kona
PWM Portland - KOA Kona Intl
PWMKOA
Portland
Wed 2/17
12:43 pm-3:57 pm
2 stops32h 14m
Kona Intl
Sat 2/27
2:30 pm-6:03 pm
2 stops22h 33m
$910
PortlandKailua-Kona
PWM Portland - KOA Kona Intl
PWMKOA
Portland
Mon 11/23
8:29 am-12:59 pm
3 stops33h 30m
Kona Intl
Wed 12/9
8:25 pm-8:42 pm
2 stops19h 17m
$969
PortlandKailua-Kona
PWM Portland - KOA Kona Intl
PWMKOA
Portland
Sun 11/1
3:23 pm-11:49 am
2 stops25h 26m
Kona Intl
Tue 11/24
8:25 pm-4:02 pm
1 stop14h 37m
$998
Sorted by cheapest first
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Portland, Maine-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, Maine-Kailua-Kona flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland, Maine-Kailua-Kona flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland, Maine-Kailua-Kona flights, Cheapflights users trust FlightHub the most. FlightHub 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, Maine-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.
PWM-KOA
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.
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.
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