Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Kailua-Kona to Boston from $735

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Kailua-Kona to Boston departing on 8/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Kailua-Kona to Boston

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
11:55 am - 9:22 am
KOA
-
PWM
15h 27m
2 stops
United Airlines Logo
5:15 am - 7:35 pm
PWM
-
KOA
20h 20m
2 stops
$735United Airlines
Mon, Aug 10 - Tue, Aug 18
United Airlines Logo
11:55 am - 9:11 am
KOA
-
PWM
15h 16m
2 stops
United Airlines Logo
5:15 am - 7:35 pm
PWM
-
KOA
20h 20m
2 stops
$870United Airlines
Tue, Aug 4 - Fri, Aug 14
United Airlines Logo
8:00 pm - 3:49 pm
KOA
-
PWM
13h 49m
1 stop
United Airlines Logo
9:15 am - 7:35 pm
PWM
-
KOA
16h 20m
2 stops
$1,102United Airlines
Tue, Aug 4 - Fri, Aug 14
American Airlines Logo
9:40 pm - 7:17 pm
KOA
-
PWM
15h 37m
2 stops
American Airlines Logo
6:15 am - 6:03 pm
PWM
-
KOA
17h 48m
3 stops
$1,381American Airlines
Mon, Aug 10 - Tue, Aug 18
American Airlines Logo
3:35 pm - 5:26 pm
KOA
-
PWM
19h 51m
2 stops
American Airlines Logo
6:00 am - 6:03 pm
PWM
-
KOA
18h 03m
3 stops
$1,579American Airlines
Tue, Aug 4 - Fri, Aug 14

United Airlines flights from Kailua-Kona to Portland, Maine

Our best United Airlines deals on Kailua-Kona to Portland, Maine flight tickets
United Airlines
Aug 10
KOA11:55 amKona Intl
15h 27m
2 stops
PWM9:22 amPortland
Aug 18
PWM5:15 amPortland
20h 20m
2 stops
KOA7:35 pmKona Intl
$735
United Airlines
Aug 4
KOA11:55 amKona Intl
15h 16m
2 stops
PWM9:11 amPortland
Aug 14
PWM5:15 amPortland
20h 20m
2 stops
KOA7:35 pmKona Intl
$870
United Airlines
Mar 9
KOA1:30 pmKona Intl
15h 19m
2 stops
PWM10:49 amPortland
Mar 11
PWM6:00 amPortland
19h 51m
2 stops
KOA7:51 pmKona Intl
$915

American Airlines flights from Kailua-Kona to Portland, Maine

Our best American Airlines deals on Kailua-Kona to Portland, Maine flight tickets
American Airlines
Aug 10
KOA9:40 pmKona Intl
15h 37m
2 stops
PWM7:17 pmPortland
Aug 18
PWM6:15 amPortland
17h 48m
3 stops
KOA6:03 pmKona Intl
$1,381
American Airlines
Aug 4
KOA3:35 pmKona Intl
19h 51m
2 stops
PWM5:26 pmPortland
Aug 14
PWM6:00 amPortland
18h 03m
3 stops
KOA6:03 pmKona Intl
$1,579

momondo Fare Finder

 
Customize your flight search to find flights from Kailua-Kona to Portland, Maine 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, momondo users made 832,500 searches. Data last updated March 2, 2026.
Use the filters below to find and compare flights from Kailua-Kona to Portland, Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Kailua-KonaPortland

KOA - PWM

KOAPWM

Kona Intl

Mon 8/10

11:55 am-9:22 am

2 stops15h 27m

Portland

Tue 8/18

5:15 am-7:35 pm

2 stops20h 20m

$735

Kailua-KonaPortland

KOA - PWM

KOAPWM

Kona Intl

Tue 8/4

11:55 am-9:11 am

2 stops15h 16m

Portland

Fri 8/14

5:15 am-7:35 pm

2 stops20h 20m

$870

Kailua-KonaPortland

KOA - PWM

KOAPWM

Kona Intl

Tue 8/4

8:00 pm-3:49 pm

1 stop13h 49m

Portland

Fri 8/14

9:15 am-7:35 pm

2 stops16h 20m

$1,102

Kailua-KonaPortland

KOA - PWM

KOAPWM

Kona Intl

Mon 8/10

9:40 pm-7:17 pm

2 stops15h 37m

Portland

Tue 8/18

6:15 am-6:03 pm

3 stops17h 48m

$1,381

Kailua-KonaPortland

KOA - PWM

KOAPWM

Kona Intl

Tue 8/4

3:35 pm-5:26 pm

2 stops19h 51m

Portland

Fri 8/14

6:00 am-6:03 pm

3 stops18h 03m

$1,579

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Boston from

How to get the cheapest flight ticket from Kailua-Kona to Portland, Maine

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What airlines fly to Portland, Maine?

United Airlines, Delta and Alaska Airlines are the top three most popular airlines that fly to Portland, Maine from Kailua-Kona according to our data. United Airlines is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Portland, Maine. Keep in mind that there are 3 different airlines that fly to Portland, Maine on a routine basis, so you have a few additional options to choose from.

When to book flights from Kailua-Kona to Portland, Maine

Are you open to changing your travel dates? Check out the ideal times to fly from Kailua-Kona to Portland, Maine according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Kailua-Kona to Portland, Maine (KOA to PWM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kailua-Kona to Portland, Maine

Fastest flight time

16h 50m

Direct flights

None
The fastest flight from Kailua-Kona to Portland, Maine takes 16h 50m
There are no direct flights from Kailua-Kona to Portland, Maine. There are no popular flight routes from Kailua-Kona to Portland, Maine.
Search flight deals

  • How far is Kona Intl to Portland by plane?

    Portland is 5080.2 mi away from Kona Intl. A reasonable flight in good conditions will take 16h 50m.

  • When did momondo last update prices for flights from Kona Intl Airport to Portland Airport?

    Prices for flights from Kona Intl Airport to Portland Airport refresh daily.

  • How old do you have to be to fly from Kona Intl Airport to Portland Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kona Intl Airport to Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The travel and health documents you'll need for your trip to Portland Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Portland Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
North Conway
Boothbay Harbor
Jackson
Conway
Freeport
Lewiston
Brunswick
Bartlett
Gorham
Auburn
Windham
Intervale
Bath
Oxford
Georgetown
Falmouth
Tamworth

Why use momondo?

Why should I use momondo to find a flight deal from Kailua-Kona to Portland?

It is quick and easy to find Kailua-Kona to Portland flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Portland that suits you.

Can I find flights from Kailua-Kona to Portland with flexible booking policies on momondo?

Flights from Kailua-Kona to Portland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Kailua-Kona to Portland?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Kailua-Kona to Portland.

I’m not ready to book a flight from Kailua-Kona to Portland right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Portland, momondo offers a useful price alert feature which will track prices for flights to Portland from Kailua-Kona and alert you when they change.

An easier way to manage your Portland, Maine trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 4/1
Wed 4/8
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States