$981+ 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 1/18. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — KOA
Sep 25 — Oct 21
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
Last-minute
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 August 26, 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 August 26, 2026.
This United Airlines deal was found by Cheapflights users on 8/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/15:08 pm -
2 stops23h 41m
Tue 11/2411:59 pm -
2 stops35h 03m
Deal found 8/26![United Airlines logo]()
$984
This Delta deal was found by Cheapflights users on 8/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/236:00 am -
2 stops18h 27m
Wed 12/910:40 pm -
2 stops18h 43m
Deal found 8/21![Delta logo]()
$994
This United Airlines deal was found by Cheapflights users on 8/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/233:23 pm -
2 stops26h 36m
Thu 12/108:25 pm -
2 stops19h 17m
Deal found 8/25![United Airlines logo]()
$1,038
This Delta deal was found by Cheapflights users on 8/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/236:00 am -
2 stops18h 27m
Thu 12/1010:40 pm -
2 stops18h 43m
Deal found 8/21![Delta logo]()
$1,055
This United Airlines deal was found by Cheapflights users on 8/24. 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.
Mon 11/233:23 pm -
2 stops26h 36m
Wed 12/98:25 pm -
2 stops19h 17m
Deal found 8/24![United Airlines logo]()
$1,057
This American Airlines deal was found by Cheapflights users on 8/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/15:45 am -
2 stops16h 48m
Tue 11/2410:10 pm -
2 stops15h 03m
Deal found 8/25![American Airlines logo]()
$1,078
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 August 26, 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 August 26, 2026.
This United Airlines deal was found by Cheapflights users on 8/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/184:48 pm -
2 stops25h 12m
Wed 1/202:15 pm -
3 stops27h 42m
Deal found 8/25![United Airlines logo]()
$981
This Delta deal was found by Cheapflights users on 8/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/236:00 am -
2 stops18h 27m
Wed 12/910:40 pm -
2 stops18h 43m
Deal found 8/21![Delta logo]()
$994
This United Airlines deal was found by Cheapflights users on 8/23. 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 stops26h 36m
Tue 11/2411:59 pm -
2 stops35h 03m
Deal found 8/23![United Airlines logo]()
$1,033
This Delta deal was found by Cheapflights users on 8/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/236:00 am -
2 stops18h 27m
Thu 12/1010:40 pm -
2 stops18h 43m
Deal found 8/21![Delta logo]()
$1,055
This United Airlines deal was found by Cheapflights users on 8/23. 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 11/233:23 pm -
2 stops26h 36m
Thu 12/108:25 pm -
2 stops21h 59m
Deal found 8/23![United Airlines logo]()
$1,057
Last-minute flights from Portland to Kailua-KonaDiscover last-minute flight deals from Portland to Kailua-Kona. Data last updated August 26, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Kailua-Kona. Data last updated August 26, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:00 am -
2 stops19h 35m
Sun 9/138:00 pm -
1 stop13h 51m
Deal found 8/25![United Airlines logo]()
$1,227
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 August 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $975 (United 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 August 26, 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
PortlandKailua-Kona
PWM Portland - KOA Kona Intl
PWMKOA
Portland
Mon 1/18
4:48 pm-1:00 pm
2 stops25h 12m
Kona Intl
Wed 1/20
2:15 pm-10:57 pm
3 stops27h 42m
$981
Quickest round-trip
PortlandKailua-Kona
PWM Portland - KOA Kona Intl
PWMKOA
Portland
Mon 11/23
6:00 am-7:27 pm
2 stops18h 27m
Kona Intl
Wed 12/9
10:40 pm-10:23 pm
2 stops18h 43m
$994
PortlandKailua-Kona
PWM Portland - KOA Kona Intl
PWMKOA
Portland
Sun 11/1
3:23 pm-12:59 pm
2 stops26h 36m
Kona Intl
Tue 11/24
11:59 pm-4:02 pm
2 stops35h 03m
$1,033
PortlandKailua-Kona
PWM Portland - KOA Kona Intl
PWMKOA
Portland
Mon 11/23
6:00 am-7:27 pm
2 stops18h 27m
Kona Intl
Thu 12/10
10:40 pm-10:23 pm
2 stops18h 43m
$1,055
PortlandKailua-Kona
PWM Portland - KOA Kona Intl
PWMKOA
Portland
Mon 11/23
3:23 pm-12:59 pm
2 stops26h 36m
Kona Intl
Thu 12/10
8:25 pm-11:24 pm
2 stops21h 59m
$1,057
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 August.
| 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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