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Kailua-Kona

$331+ Cheap flights from Portland, ME to Kailua-Kona (PWM - 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 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — KOA
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap 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 15, 2025.

Round-trip from

$577
(Delta)

One-way from

$331
(American Airlines)
From Portland to Kona Intl
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One-way flight from Portland to Kona Intl
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Find 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 September 15, 2025.

This Delta deal was found by Cheapflights users on 9/12. 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 10/276:00 amPWM - KOA
2 stops17h 30mDelta
Tue 10/289:30 pmKOA - PWM
2 stops36h 33mDelta
Deal found 9/12$577
This Delta deal was found by Cheapflights users on 9/15. 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 11/126:00 amPWM - KOA
2 stops17h 13mDelta
Sun 11/169:30 pmKOA - PWM
2 stops21h 24mDelta
Deal found 9/15$625
This Delta deal was found by Cheapflights users on 9/15. 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 11/16:00 amPWM - KOA
2 stops17h 30mDelta
Wed 11/59:30 pmKOA - PWM
2 stops21h 35mDelta
Deal found 9/15$717
This American Airlines deal was found by Cheapflights users on 9/13. 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.
Sat 11/13:50 pmPWM - KOA
2 stops29h 12mAmerican Airlines
Wed 11/59:35 pmKOA - PWM
2 stops20h 19mAmerican Airlines
Deal found 9/13$724
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Fri 9/197:26 pmPWM - KOA
2 stops27h 17mUnited Airlines
Tue 9/301:05 pmKOA - PWM
3 stops28h 08mUnited Airlines
Deal found 9/13$1,104
This American Airlines deal was found by Cheapflights users on 9/13. 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 9/195:20 pmPWM - KOA
2 stops27h 05mAmerican Airlines
Tue 9/309:55 pmKOA - PWM
2 stops19h 50mAmerican Airlines
Deal found 9/13$1,118
This United Airlines deal was found by Cheapflights users on 9/13. 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 11/123:20 pmPWM - KOA
1 stop29h 58mUnited Airlines
Sun 11/168:55 pmKOA - PWM
1 stop13h 53mUnited Airlines
Deal found 9/13$1,202
This Delta deal was found by Cheapflights users on 9/14. 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 12/166:00 amPWM - KOA
2 stops18h 26mDelta
Thu 12/2510:55 pmKOA - PWM
2 stops18h 47mDelta
Deal found 9/14$1,242
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/273:20 pmPWM - KOA
1 stop29h 58mUnited Airlines
Tue 10/287:55 pmKOA - PWM
1 stop13h 53mUnited Airlines
Deal found 9/14$1,344

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 September 15, 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

PWM - KOA

PWMKOA

Portland

Mon 10/27

6:00 am-5:30 pm

2 stops17h 30m

Kona Intl

Tue 10/28

9:30 pm-4:03 pm

2 stops36h 33m

$577

PortlandKailua-Kona

PWM - KOA

PWMKOA

Portland

Wed 11/12

6:00 am-6:13 pm

2 stops17h 13m

Kona Intl

Sun 11/16

9:30 pm-11:54 pm

2 stops21h 24m

$625

PortlandKailua-Kona

PWM - KOA

PWMKOA

Portland

Sat 11/1

6:00 am-5:30 pm

2 stops17h 30m

Kona Intl

Wed 11/5

9:30 pm-12:05 am

2 stops21h 35m

$717

PortlandKailua-Kona

PWM - KOA

PWMKOA

Portland

Sat 11/1

3:50 pm-3:02 pm

2 stops29h 12m

Kona Intl

Wed 11/5

9:35 pm-10:54 pm

2 stops20h 19m

$724

PortlandKailua-Kona

PWM - KOA

PWMKOA

Portland

Wed 11/12

3:20 pm-4:18 pm

1 stop29h 58m

Kona Intl

Sun 11/16

8:55 pm-3:48 pm

1 stop13h 53m

$1,202

PortlandKailua-Kona

PWM - KOA

PWMKOA

Portland

Tue 12/16

6:00 am-7:26 pm

2 stops18h 26m

Kona Intl

Thu 12/25

10:55 pm-10:42 pm

2 stops18h 47m

$1,242

PortlandKailua-Kona

PWM - KOA

PWMKOA

Portland

Tue 12/16

6:00 am-7:26 pm

2 stops18h 26m

Kona Intl

Wed 12/24

10:55 pm-10:42 pm

2 stops18h 47m

$1,242

PortlandKailua-Kona

PWM - KOA

PWMKOA

Portland

Sat 11/1

3:50 pm-3:02 pm

2 stops29h 12m

$331

PortlandKailua-Kona

PWM - KOA

PWMKOA

Portland

Sat 11/15

6:18 pm-11:22 am

3 stops46h 04m

$335

PortlandKailua-Kona

PWM - KOA

PWMKOA

Portland

Wed 1/14

5:30 am-6:55 pm

2 stops18h 25m

$337

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 12 results
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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

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

Currently, October is the cheapest month in which you can book a flight from Portland, Maine to Kailua-Kona (average of $409). Flying from Portland, Maine to Kailua-Kona in June is currently the most expensive (average of $624). 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.

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.

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

    There are many flights that can get you from Portland, Maine to Kailua-Kona in 17h 30m. Fly via Delta to get the fastest option. The distance from Portland, Maine to Kailua-Kona is about 5076 mi.

  • 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, Maine to Kailua-Kona?

    Currently, October is the cheapest month in which you can book a flight from Portland, Maine to Kailua-Kona (average of $409). Flying from Portland, Maine to Kailua-Kona in June is currently the most expensive (average of $624). 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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