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Cheap flights from Portland to Kailua-Kona from $149

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Kailua-Kona departing on 11/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Portland to Kailua-Kona

Cheap round-trip flights

United Airlines Logo
6:00 am - 1:06 pmPDX-KOA
9h 06m1 stop
United Airlines Logo
2:40 pm - 12:26 amKOA-PDX
7h 46m1 stop
$327United Airlines
Find Deal
Mon, Nov 10 - Sun, Nov 16
Delta Logo
10:23 am - 7:23 pmPDX-KOA
12h 00m1 stop
Delta Logo
9:30 pm - 10:30 amKOA-PDX
10h 00m1 stop
$329Delta
Find Deal
Thu, Oct 23 - Fri, Oct 31
Delta Logo
5:30 am - 7:23 pmPDX-KOA
16h 53m2 stops
Delta Logo
9:30 pm - 12:49 pmKOA-PDX
12h 19m1 stop
$334Delta
Find Deal
Thu, Oct 23 - Fri, Oct 31
Delta Logo
5:30 am - 7:23 pmPDX-KOA
16h 53m2 stops
Delta Logo
8:30 pm - 12:49 pmKOA-PDX
13h 19m2 stops
$340Delta
Find Deal
Thu, Oct 23 - Fri, Oct 31
American Airlines Logo
6:00 am - 7:27 pmPDX-KOA
15h 27m1 stop
American Airlines Logo
10:29 pm - 10:06 amKOA-PDX
9h 37m1 stop
$353American Airlines
Find Deal
Thu, Feb 5 - Thu, Feb 12
American Airlines Logo
6:00 am - 3:02 pmPDX-KOA
11h 02m1 stop
American Airlines Logo
9:35 pm - 10:54 amKOA-PDX
11h 19m1 stop
$357American Airlines
Find Deal
Fri, Nov 14 - Fri, Nov 21
Alaska Airlines Logo
10:21 am - 2:45 pmPDX-KOA
6h 24mnonstop
Alaska Airlines Logo
8:10 am - 5:20 amKOA-PDX
19h 10m1 stop
$359Alaska Airlines
Find Deal
Mon, Jan 5 - Thu, Jan 15
Alaska Airlines Logo
5:30 pm - 10:45 amPDX-KOA
19h 15m1 stop
Alaska Airlines Logo
6:00 pm - 9:47 amKOA-PDX
13h 47m2 stops
$364Alaska Airlines
Find Deal
Tue, Jan 6 - Tue, Jan 20
Hawaiian Airlines Logo
10:21 am - 2:45 pmPDX-KOA
6h 24mnonstop
Hawaiian Airlines Logo
1:00 pm - 8:34 pmKOA-PDX
5h 34mnonstop
$372Hawaiian Airlines
Find Deal
Mon, Jan 5 - Mon, Jan 12
Hawaiian Airlines Logo
1:24 pm - 8:30 pmPDX-KOA
9h 06m1 stop
Hawaiian Airlines Logo
6:56 pm - 5:25 amKOA-PDX
8h 29m1 stop
$393Hawaiian Airlines
Find Deal
Mon, Dec 1 - Tue, Dec 9

United Airlines flights from Portland to Kailua-Kona

Our best United Airlines deals on Portland to Kailua-Kona flight tickets
United Airlines
Nov 10
PDX6:00 amPortland
9h 06m
1 stop
KOA1:06 pmKona Intl
Nov 16
KOA2:40 pmKona Intl
7h 46m
1 stop
PDX12:26 amPortland
$327
Find similar
United Airlines
Oct 7
PDX5:30 amPortland
9h 26m
1 stop
KOA11:56 amKona Intl
Oct 14
KOA10:00 pmKona Intl
9h 14m
1 stop
PDX10:14 amPortland
$390
Find similar
United Airlines
Sep 26
PDX3:50 pmPortland
8h 00m
1 stop
KOA8:50 pmKona Intl
Oct 10
KOA1:40 pmKona Intl
7h 48m
1 stop
PDX12:28 amPortland
$672
Find similar

Delta flights from Portland to Kailua-Kona

Our best Delta deals on Portland to Kailua-Kona flight tickets
Delta
Oct 23
PDX10:23 amPortland
12h 00m
1 stop
KOA7:23 pmKona Intl
Oct 31
KOA9:30 pmKona Intl
10h 00m
1 stop
PDX10:30 amPortland
$329
Find similar
Delta
Oct 23
PDX5:30 amPortland
16h 53m
2 stops
KOA7:23 pmKona Intl
Oct 31
KOA9:30 pmKona Intl
12h 19m
1 stop
PDX12:49 pmPortland
$334
Find similar
Delta
Oct 23
PDX5:30 amPortland
16h 53m
2 stops
KOA7:23 pmKona Intl
Oct 31
KOA8:30 pmKona Intl
13h 19m
2 stops
PDX12:49 pmPortland
$340
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated September 18, 2025.
Use the filters below to find and compare flights from Portland to Kailua-Kona that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandKailua-Kona

PDX - KOA

PDXKOA

Portland

Mon 11/10

6:00 am-1:06 pm

1 stop9h 06m

Kona Intl

Sun 11/16

2:40 pm-12:26 am

1 stop7h 46m

$327

PortlandKailua-Kona

PDX - KOA

PDXKOA

Portland

Thu 10/23

10:23 am-7:23 pm

1 stop12h 00m

Kona Intl

Fri 10/31

9:30 pm-10:30 am

1 stop10h 00m

$329

PortlandKailua-Kona

PDX - KOA

PDXKOA

Portland

Thu 10/23

5:30 am-7:23 pm

2 stops16h 53m

Kona Intl

Fri 10/31

9:30 pm-12:49 pm

1 stop12h 19m

$334

PortlandKailua-Kona

PDX - KOA

PDXKOA

Portland

Thu 10/23

5:30 am-7:23 pm

2 stops16h 53m

Kona Intl

Fri 10/31

8:30 pm-12:49 pm

2 stops13h 19m

$340

PortlandKailua-Kona

PDX - KOA

PDXKOA

Portland

Thu 2/5

6:00 am-7:27 pm

1 stop15h 27m

Kona Intl

Thu 2/12

10:29 pm-10:06 am

1 stop9h 37m

$353

PortlandKailua-Kona

PDX - KOA

PDXKOA

Portland

Fri 11/14

6:00 am-3:02 pm

1 stop11h 02m

Kona Intl

Fri 11/21

9:35 pm-10:54 am

1 stop11h 19m

$357

PortlandKailua-Kona

PDX - KOA

PDXKOA

Portland

Mon 1/5

10:21 am-2:45 pm

Nonstop6h 24m

Kona Intl

Thu 1/15

8:10 am-5:20 am

1 stop19h 10m

$359

PortlandKailua-Kona

PDX - KOA

PDXKOA

Portland

Tue 1/6

5:30 pm-10:45 am

1 stop19h 15m

Kona Intl

Tue 1/20

6:00 pm-9:47 am

2 stops13h 47m

$364

PortlandKailua-Kona

PDX - KOA

PDXKOA

Portland

Mon 1/5

10:21 am-2:45 pm

Nonstop6h 24m

Kona Intl

Mon 1/12

1:00 pm-8:34 pm

Nonstop5h 34m

$372

PortlandKailua-Kona

PDX - KOA

PDXKOA

Portland

Mon 12/1

1:24 pm-8:30 pm

1 stop9h 06m

Kona Intl

Tue 12/9

6:56 pm-5:25 am

1 stop8h 29m

$393

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Kailua-Kona from

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

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 is the cheapest month to fly to Kailua-Kona?

The cheapest month to fly to Kailua-Kona from Portland is in January. Flight prices, which tend to average around $396, are often lower during this time because this is during the off-season. The month of February is another great option to travel to Kailua-Kona, with average flight prices from Portland averaging around $409.

What is the cheapest day to depart on your flight to Kailua-Kona?

The cheapest day to depart on your flight to Kailua-Kona is on a Tuesday when prices can be found for as low as $536. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Kailua-Kona on Saturday is $645.

What is the cheapest time of day to depart on your flight to Kailua-Kona?

Flying to Kailua-Kona from Portland in the evening is the least expensive time of day to depart. momondo users have found prices as low as $288 when looking at flights departing in the evening. In contrast, the most expensive time of day to depart to Kailua-Kona is in the afternoon when prices are around $608.

What is the cheapest Portland to Kona Intl flight route?

Fly from Portland to Kona Intl for the best Portland - Kona Intl flight prices

How far in advance should I book a flight to Kailua-Kona?

You are more likely to see cheaper flights to Kailua-Kona from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Kailua-Kona for around $519 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kailua-Kona from Portland for as low as $415 on momondo.

What cabin class options are available on Portland to Kona Intl flights?

There are 4 cabin classes available to choose from on Portland to Kona Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Portland to Kailua-Kona flights?

You could potentially save up to 21% on your flight if you consider stops on a Portland to Kailua-Kona flight.

How have Portland to Kailua-Kona flight prices changed over time?

As of September 2025, prices for Portland to Kailua-Kona flights are approximately 17% more expensive when compared to flights at the same time last year.

When to book flights from Portland to Kailua-Kona

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

Cheap Portland to Kailua-Kona (PDX to KOA) flight deals and tips

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

Best Price Found

$249

Fastest flight time

5h 58m

Direct flights

Every day

Airports in Kailua-Kona

1 airport
The best one-way flight to Kailua-Kona from Portland in the past 72 hours is $249. The best round-trip flight deal from Portland to Kailua-Kona found on momondo in the last 72 hours is $462.
The fastest flight from Portland to Kailua-Kona takes 5h 58m
Direct flights go from Portland to Kailua-Kona every day.
There is 1 airport near Kailua-Kona: Kona Intl (KOA)
Search flight deals

  • How far is Portland to Kona Intl by plane?

    A flight from Portland to Kona Intl will travel around 2602.9 mi. Typically, this will take 6h 01m by plane in normal conditions.

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

    Prices for flights from Portland Airport to Kona Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Portland Airport to Kona Intl Airport?

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport to Kona Intl Airport.

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

    The required travel and health documents for your Kona Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Kona Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Portland to Kailua-Kona?

  • What is the most popular airline from Portland to Kailua-Kona?

Best airlines flying from Portland to Kailua-Kona

Compare and see reviews for airlines that fly from Portland to Kailua-Kona with momondo
Airline
Rating
Free Cancellation
Price
Hawaiian AirlinesPriceFrom $195Free CancellationRating
7.8
2,732 reviews
Search Hawaiian Airlines flights
United AirlinesPriceFrom $216Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
SouthwestPriceFrom $217Free CancellationRating
8.0
4,242 reviews
Search Southwest flights
DeltaPriceFrom $241Free CancellationRating
7.9
7,964 reviews
Search Delta flights
American AirlinesPriceFrom $327Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $344Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights

  • Alaska Airlines Flights From Portland to Kailua-Kona

    Alaska Airlines operates around 7 flights from Portland to Kailua-Kona every week. The average price of these flights found in the last 72 hours has been $568, but momondo users have found Alaska Airlines deals from Portland to Kailua-Kona from as low as $344 round-trip. Alaska Airlines has been scored 8.0/10 in 10,000 reviews.

  • Hawaiian Airlines Flights From Portland to Kailua-Kona

    $195 is the best Hawaiian Airlines flight deal from Portland to Kailua-Kona found on momondo over the last 72 hours. The average Hawaiian Airlines ticket price found was closer to $483, however, with flight time and availability significantly affecting the price. Hawaiian Airlines (7.8/10 from 2,732 user reviews) flies into Kailua-Kona from Portland 7 times in an average week so prices can vary.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Portland to Kailua-Kona. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Kailua-Kona from Portland on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for Portland to Kailua-Kona flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Kailua-Kona from Portland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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