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Kailua-Kona

$729+ 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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — KOA
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$729
(American Airlines)
From Portland to Kona Intl
Search Deals

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 June 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/11. 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 9/23:41 pmPWM - KOA
2 stops28h 01mAmerican Airlines
Wed 9/173:13 pmKOA - PWM
2 stops20h 34mAmerican Airlines
Deal found 6/11$729
This United Airlines deal was found by Cheapflights users on 6/11. 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 9/34:56 pmPWM - KOA
2 stops32h 28mUnited Airlines
Wed 9/1711:00 pmKOA - PWM
2 stops29h 09mUnited Airlines
Deal found 6/11$802

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 June 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

PWM - KOA

PWMKOA

Portland

Tue 9/2

3:41 pm-1:42 pm

2 stops28h 01m

Kona Intl

Wed 9/17

3:13 pm-5:47 pm

2 stops20h 34m

$729

PortlandKailua-Kona

PWM - KOA

PWMKOA

Portland

Wed 9/3

4:56 pm-7:24 pm

2 stops32h 28m

Kona Intl

Wed 9/17

11:00 pm-10:09 am

2 stops29h 09m

$802

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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.

Rainfall in Kailua-Kona by month

Plan your trip to Kailua-Kona by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Kailua-Kona ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. February is typically the driest time to visit Kailua-Kona when rainfall is around 1.6 in.

Temperature in Kailua-Kona by month

Plan your trip to Kailua-Kona by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Kailua-Kona, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 71.6 F).

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 June 12, 2025.
United Airlines
7.4
Good
8,790 reviews

Overall

7.4

Entertainment

7.0

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,790 reviews
United Airlines
7.4
Good
8,790 reviews

Overall

7.4

Entertainment

7.0

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,790 reviews

Overall

7.4

Entertainment

7.0

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

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 are the cheapest airlines flying from Portland, Maine to Kailua-Kona round-trip?

    According to our current data, American Airlines ($729), and United Airlines ($802) offers the cheapest pricing from Portland, Maine to Kailua-Kona.

  • 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.

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