HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
The Big Island

$289+ Cheap flights from Portland, ME (PWM) to The Big Island

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 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Portland to The Big Island 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 The Big Island

Keep the following information in mind while searching for Portland to The Big Island flight deals. Data was last updated September 17, 2025.

Round-trip from

$494
(Delta)

One-way from

$289
(Delta)
From Portland to The Big Island
Search Deals
One-way flight from Portland to The Big Island
Search Deals

Find flight deals from Portland to The Big Island

Cheapest flights from Portland to The Big Island
Explore the most affordable flight options available from Portland to The Big Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Delta 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 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 9/16$494
This Delta 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 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 11/168:30 pmKOA - PWM
2 stops14h 37mDelta
Deal found 9/17$548
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 Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/217:55 pmPWM - KOA
2 stops22h 15mSouthwest
Fri 9/268:30 pmKOA - PWM
2 stops19h 30mSouthwest
Deal found 9/15$879
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/216:14 amPWM - KOA
2 stops35h 32mUnited Airlines
Fri 9/261:05 pmKOA - PWM
3 stops23h 33mUnited Airlines
Deal found 9/15$1,130
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.
Wed 11/123:20 pmPWM - KOA
1 stop29h 58mUnited Airlines
Sun 11/168:55 pmKOA - PWM
1 stop13h 53mUnited Airlines
Deal found 9/17$1,232
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
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/216:00 amPWM - KOA
3 stops20h 27mAmerican Airlines
Fri 9/263:10 pmKOA - PWM
3 stops16h 21mAmerican Airlines
Deal found 9/15$2,103

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to The Big Island 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 17, 2025.
Use the filters below to find and compare flights from Portland to The Big Island that are best for you.

Fly from

Portland

Fly to

The Big Island

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

$494

PortlandKailua-Kona

PWM - KOA

PWMKOA

Portland

Wed 11/12

6:00 am-6:13 pm

2 stops17h 13m

Kona Intl

Sun 11/16

8:30 pm-4:07 pm

2 stops14h 37m

$548

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

Sun 9/21

7:55 pm-12:10 pm

2 stops22h 15m

Kona Intl

Fri 9/26

8:30 pm-10:00 pm

2 stops19h 30m

$879

PortlandKailua-Kona

PWM - KOA

PWMKOA

Portland

Sun 9/21

6:14 am-11:46 am

2 stops35h 32m

Kona Intl

Fri 9/26

1:05 pm-6:38 pm

3 stops23h 33m

$1,130

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

$1,232

PortlandKailua-Kona

PWM - KOA

PWMKOA

Portland

Sat 11/1

6:00 am-5:30 pm

2 stops17h 30m

$289

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 9/27

2:41 pm-5:29 pm

2 stops32h 48m

$415

PortlandKailua-Kona

PWM - KOA

PWMKOA

Portland

Sat 9/27

3:21 pm-6:41 pm

3 stops57h 20m

$496

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Showing 1-10 of 13 results
1
2

Best time to book a flight from Portland to The Big Island

Have a flexible travel schedule? Discover the best time to fly to The Big Island 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 The Big Island

What is the cheapest month to book a flight from Portland, Maine to The Big Island?

Currently, October is the cheapest month in which you can book a flight from Portland, Maine to The Big Island (average of $409). Flying from Portland, Maine to The Big Island 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 The Big Island. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Portland to The Big Island?

    Portland (PWM) is the airport you will fly out of if you book a flight from Portland to The Big Island. It is only a 2.9 mi journey to Portland (PWM) from Portland’s city center.

  • How long is the flight from Portland, Maine to The Big Island?

    There are many flights that can get you from Portland, Maine to The Big Island in 17h 30m. Fly via Delta to get the fastest option. There are 5076 mi between Portland, Maine and The Big Island.

  • Can I find deals for flights from Portland to The Big Island that include hotel bookings?

    Yes. In addition to deals on Portland to The Big Island flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to The Big Island?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to The Big Island.

  • Can I find deals for business class flights from Portland to The Big Island?

    Yes. Cheapflights offers flight deals from Portland to The Big Island 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 The Big Island?

    Currently, October is the cheapest month in which you can book a flight from Portland, Maine to The Big Island (average of $409). Flying from Portland, Maine to The Big Island 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.