$302 Cheap Flights from Kailua-Kona (KOA) to Portland (PWM)

View $302 flight on Mon, Jul 28, 2025Opens in a new window

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Find available prices by choosing your travel dates.

Cheap Flights from Kailua-Kona to Portland (KOA-PWM)

Prices were available within the past 7 days and start at $302 for one-way flights and $622 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, Aug 28 - Sat, Sep 13
KOA
Kona Coast
PWM
Portland
$622 Roundtrip, found 2 days ago
$622
Roundtrip
found 2 days ago
Select Delta flight, departing Thu, Aug 28 from Kona Coast to Portland, returning Sat, Sep 13, priced at $622 found 2 days ago
Delta
Thu, Aug 28 - Fri, Sep 12
KOA
Kona Coast
PWM
Portland
$646 Roundtrip, found 2 days ago
$646
Roundtrip
found 2 days ago
Select Delta flight, departing Thu, Aug 28 from Kona Coast to Portland, returning Fri, Sep 12, priced at $646 found 2 days ago
Delta
Mon, Aug 25 - Tue, Sep 9
KOA
Kona Coast
PWM
Portland
$647 Roundtrip, found 2 days ago
$647
Roundtrip
found 2 days ago
Select Delta flight, departing Mon, Aug 25 from Kona Coast to Portland, returning Tue, Sep 9, priced at $647 found 2 days ago
Delta
Mon, Aug 25 - Wed, Sep 10
KOA
Kona Coast
PWM
Portland
$649 Roundtrip, found 2 days ago
$649
Roundtrip
found 2 days ago
Select Delta flight, departing Mon, Aug 25 from Kona Coast to Portland, returning Wed, Sep 10, priced at $649 found 2 days ago
Delta
Mon, May 19 - Thu, Jun 5
KOA
Kona Coast
PWM
Portland
$651 Roundtrip, found 21 hours ago
$651
Roundtrip
found 21 hours ago
Select Delta flight, departing Mon, May 19 from Kona Coast to Portland, returning Thu, Jun 5, priced at $651 found 21 hours ago
Delta
Sun, May 11 - Thu, May 29
KOA
Kona Coast
PWM
Portland
$660 Roundtrip, found 21 hours ago
$660
Roundtrip
found 21 hours ago
Select Delta flight, departing Sun, May 11 from Kona Coast to Portland, returning Thu, May 29, priced at $660 found 21 hours ago
Delta
Thu, Aug 28 - Tue, Sep 16
KOA
Kona Coast
PWM
Portland
$666 Roundtrip, found 2 days ago
$666
Roundtrip
found 2 days ago
Select Delta flight, departing Thu, Aug 28 from Kona Coast to Portland, returning Tue, Sep 16, priced at $666 found 2 days ago
Delta
Thu, Aug 21 - Tue, Sep 9
KOA
Kona Coast
PWM
Portland
$668 Roundtrip, found 2 days ago
$668
Roundtrip
found 2 days ago
Select Delta flight, departing Thu, Aug 21 from Kona Coast to Portland, returning Tue, Sep 9, priced at $668 found 2 days ago
Delta
Wed, Jul 30 - Thu, Aug 21
KOA
Kona Coast
PWM
Portland
$669 Roundtrip, found 2 days ago
$669
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Jul 30 from Kona Coast to Portland, returning Thu, Aug 21, priced at $669 found 2 days ago
Delta
Thu, Aug 21 - Wed, Sep 10
KOA
Kona Coast
PWM
Portland
$670 Roundtrip, found 2 days ago
$670
Roundtrip
found 2 days ago
Select Delta flight, departing Thu, Aug 21 from Kona Coast to Portland, returning Wed, Sep 10, priced at $670 found 2 days ago

Frequently asked questions

How much does a flight from Kona Intl. Airport (KOA) to Portland Intl. Jetport Airport (PWM) cost?
Discover the latest flight deals from KOA to PWM by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from KOA to PWM?
The cheapest flights from KOA to PWM are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from KOA to PWM?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from KOA to PWM. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Kona Intl. Airport (KOA) to Portland Intl. Jetport Airport (PWM)?
There are no daily direct flights from Kona Intl. Airport (KOA) to Portland Intl. Jetport Airport (PWM). But you can book flights with layovers. Filter your search on Expedia to include one or more stops, and you’ll be on your way in no time at all.
What day of the week has the most flights from KOA to PWM?
Usually you’ll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* But this can change depending on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Kona Intl. Airport (KOA) to Portland Intl. Jetport Airport (PWM)?
To avoid potential delays on the Kona Intl. Airport (KOA) to Portland Intl. Jetport Airport (PWM) route, aim to travel before 3 PM. Departures after this hour are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from Kona Intl. Airport (KOA) to Portland Intl. Jetport Airport (PWM) last-minute?
Last-minute bookings from KOA to PWM are usually more expensive. To lock in the best rates, start searching for flights early. That being said, if you can play around with your travel dates, it’s possible to score a cheap ticket right before your journey.
Is it cheaper to book a KOA to PWM flight and hotel package?
Compared with arranging hotels and flights separately, booking a KOA to PWM flight and hotel package with Expedia could lead to significant savings. What’s more, having everything in one place will take the stress out of planning your trip. Simply secure your flights and select from our extensive range of hotels, then customize your trip with other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Kona Intl. Airport (KOA) to Portland Intl. Jetport Airport (PWM)?
Typically, it’s possible to cancel or reschedule your KOA to PWM flight. However, if it’s been more than 24 hours since booking, additional fees may apply. Check your airline’s policies in your itinerary to see what changes are allowed and if any costs are involved. You’ll also find more details on our Customer Service portal.
*Available to One Key members.