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Cheap flights from Portland to Hawaii from $158

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 Hawaii departing on 9/29. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Portland to Hawaii

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
6:20 am - 12:35 pm
PDX
-
ITO
9h 15m
1 stop
Southwest Logo
8:45 pm - 10:15 am
ITO
-
PDX
10h 30m
1 stop
$316Southwest
Mon, Sep 14 - Mon, Sep 28
United Airlines Logo
11:15 am - 7:35 pm
PDX
-
KOA
11h 20m
1 stop
United Airlines Logo
11:05 pm - 12:00 pm
KOA
-
PDX
9h 55m
1 stop
$316United Airlines
Thu, Aug 27 - Mon, Aug 31
Southwest Logo
6:20 am - 12:35 pm
PDX
-
ITO
9h 15m
1 stop
Southwest Logo
8:45 pm - 3:25 pm
ITO
-
PDX
15h 40m
2 stops
$322Southwest
Mon, Sep 14 - Mon, Sep 28
United Airlines Logo
5:30 am - 10:49 am
PDX
-
KOA
8h 19m
1 stop
United Airlines Logo
10:55 pm - 10:15 am
KOA
-
PDX
8h 20m
1 stop
$346United Airlines
Wed, Sep 23 - Fri, Oct 2
Alaska Airlines Logo
2:45 pm - 5:47 pm
PDX
-
OGG
6h 02mnonstop
Alaska Airlines Logo
9:52 pm - 6:20 am
OGG
-
PDX
5h 28mnonstop
$369Alaska Airlines
Tue, Sep 29 - Tue, Oct 13
American Airlines Logo
2:45 pm - 1:58 pm
PDX
-
KOA
26h 13m
1 stop
American Airlines Logo
9:45 pm - 10:58 am
KOA
-
PDX
11h 13m
1 stop
$375American Airlines
Wed, Oct 28 - Wed, Nov 4
Alaska Airlines Logo
8:20 am - 11:20 am
PDX
-
LIH
6h 00mnonstop
Alaska Airlines Logo
11:25 am - 7:50 pm
LIH
-
PDX
5h 25mnonstop
$379Alaska Airlines
Wed, Sep 16 - Wed, Sep 30
Alaska Airlines Logo
8:00 am - 5:58 pm
PDX
-
LIH
12h 58m
1 stop
Alaska Airlines Logo
11:25 am - 7:50 pm
LIH
-
PDX
5h 25mnonstop
$382Alaska Airlines
Tue, Sep 8 - Tue, Sep 15
Alaska Airlines Logo
5:45 pm - 8:52 pm
PDX
-
OGG
6h 07mnonstop
Alaska Airlines Logo
10:39 pm - 6:10 am
OGG
-
PDX
5h 31mnonstop
$397Alaska Airlines
Mon, Oct 26 - Thu, Nov 5
American Airlines Logo
5:15 am - 12:27 pm
PDX
-
HNL
10h 12m
1 stop
American Airlines Logo
10:30 pm - 1:52 pm
HNL
-
PDX
12h 22m
1 stop
$466American Airlines
Fri, Aug 14 - Mon, Aug 31

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Alaska Airlines flights from Portland to Hawaii

Our best Alaska Airlines deals on Portland to Hawaii flight tickets
Alaska Airlines
Sep 16
PDX8:12 amPortland
5h 54m
KOA11:06 amKona Intl
Sep 23
KOA12:21 pmKona Intl
5h 29m
PDX8:50 pmPortland
$377
Alaska Airlines
Sep 16
PDX8:20 amPortland
6h 00m
LIH11:20 amLihue
Sep 30
LIH11:25 amLihue
5h 25m
PDX7:50 pmPortland
$379
Alaska Airlines
Sep 16
PDX8:12 amPortland
5h 54m
KOA11:06 amKona Intl
Sep 23
KOA2:40 pmKona Intl
12h 34m
1 stop
PDX6:14 amPortland
$382

United Airlines flights from Portland to Hawaii

Our best United Airlines deals on Portland to Hawaii flight tickets
United Airlines
Aug 27
PDX11:15 amPortland
11h 20m
1 stop
KOA7:35 pmKona Intl
Aug 31
KOA11:05 pmKona Intl
9h 55m
1 stop
PDX12:00 pmPortland
$316
United Airlines
Sep 15
PDX1:03 pmPortland
9h 32m
1 stop
KOA7:35 pmKona Intl
Sep 23
KOA10:50 pmKona Intl
8h 25m
1 stop
PDX10:15 amPortland
$342
United Airlines
Sep 23
PDX5:30 amPortland
8h 19m
1 stop
KOA10:49 amKona Intl
Oct 2
KOA10:55 pmKona Intl
8h 20m
1 stop
PDX10:15 amPortland
$346

momondo Fare Finder

 
Customize your flight search to find flights from Portland to Hawaii 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 June 19, 2026.
Use the filters below to find and compare flights from Portland to Hawaii that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandHilo

PDX - ITO

PDXITO

Portland

Mon 9/14

6:20 am-12:35 pm

1 stop9h 15m

Hilo Intl

Mon 9/28

8:45 pm-10:15 am

1 stop10h 30m

$316

PortlandKailua-Kona

PDX - KOA

PDXKOA

Portland

Thu 8/27

11:15 am-7:35 pm

1 stop11h 20m

Kona Intl

Mon 8/31

11:05 pm-12:00 pm

1 stop9h 55m

$316

PortlandHilo

PDX - ITO

PDXITO

Portland

Mon 9/14

6:20 am-12:35 pm

1 stop9h 15m

Hilo Intl

Mon 9/28

8:45 pm-3:25 pm

2 stops15h 40m

$322

PortlandKailua-Kona

PDX - KOA

PDXKOA

Portland

Wed 9/23

5:30 am-10:49 am

1 stop8h 19m

Kona Intl

Fri 10/2

10:55 pm-10:15 am

1 stop8h 20m

$346

PortlandKahului

PDX - OGG

PDXOGG

Portland

Tue 9/29

2:45 pm-5:47 pm

Nonstop6h 02m

Kahului

Tue 10/13

9:52 pm-6:20 am

Nonstop5h 28m

$369

PortlandKailua-Kona

PDX - KOA

PDXKOA

Portland

Wed 10/28

2:45 pm-1:58 pm

1 stop26h 13m

Kona Intl

Wed 11/4

9:45 pm-10:58 am

1 stop11h 13m

$375
Quickest round-trip

PortlandLihue

PDX - LIH

PDXLIH

Portland

Wed 9/16

8:20 am-11:20 am

Nonstop6h 00m

Lihue

Wed 9/30

11:25 am-7:50 pm

Nonstop5h 25m

$379

PortlandLihue

PDX - LIH

PDXLIH

Portland

Tue 9/8

8:00 am-5:58 pm

1 stop12h 58m

Lihue

Tue 9/15

11:25 am-7:50 pm

Nonstop5h 25m

$382

PortlandKahului

PDX - OGG

PDXOGG

Portland

Mon 10/26

5:45 pm-8:52 pm

Nonstop6h 07m

Kahului

Thu 11/5

10:39 pm-6:10 am

Nonstop5h 31m

$397

PortlandHonolulu

PDX - HNL

PDXHNL

Portland

Fri 8/14

5:15 am-12:27 pm

1 stop10h 12m

Honolulu

Mon 8/31

10:30 pm-1:52 pm

1 stop12h 22m

$466

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 Hawaii from

How to get the cheapest flight ticket from Portland to Hawaii

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 Hawaii?

If you don’t want to visit Hawaii in January, then you should wait until February to fly from Portland, when ticket prices are also cheap, with an average price of $454.

What is the cheapest day to depart on your flight to Hawaii?

On average, the least expensive day to fly to Hawaii from Portland is on a Thursday. momondo users have found tickets for Thursday departures for as low as $570. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Portland to Hawaii on a Saturday will generally be more expensive and average around $720. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Hawaii?

Our data shows that the cheapest Portland to Hawaii flights are usually those with departure times in the morning. Our users have found flights to Hawaii in the morning for as low as $632. Flights in the afternoon are often more expensive with an average ticket price of $638.

What is the cheapest Portland to Hawaii flight route?

Fly from Portland to Kahului for the best Portland - Hawaii flight prices

How far in advance should I book a flight from Portland to Hawaii?

You are more likely to see cheaper flights to Hawaii from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Hawaii for around $591 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Hawaii from Portland for as low as $500 on momondo.

What cabin class options are available on Portland to Hawaii flights?

There are 4 cabin classes available to choose from on Portland to Hawaii 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 Hawaii flights?

You could potentially save up to 11% on your flight if you consider stops on a Portland to Hawaii flight.

Cheap Portland to Hawaii flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Hawaii

Best Price Found

$324

Fastest flight time

5h 50m

Direct flights

Every day

Airports in Hawaii

40 airports
The best one-way flight to Hawaii from Portland in the past 72 hours is $324. The best round-trip flight deal from Portland to Hawaii found on momondo in the last 72 hours is $546.
The fastest flight from Portland to Hawaii takes 5h 50m
Direct flights go from Portland to Hawaii every day.
There are 40 airports in Hawaii. From Portland there are direct flights to Honolulu (HNL), Lihue (LIH), Kona Intl (KOA), Kahului (OGG).
Search flight deals

Frequently asked questions about flying from Portland to Hawaii

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

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

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

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

    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 Hawaii.

  • What documentation or ID do you need to fly to Hawaii?

    The travel and health documents required for your trip to Hawaii can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Hawaii. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Portland to Hawaii?

Best airlines flying from Portland to Hawaii

Compare and see reviews for airlines that fly from Portland to Hawaii with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $148Free CancellationRating
7.8
8,416 reviews
Search Delta flights
American AirlinesPriceFrom $181Free CancellationRating
7.1
11,701 reviews
Search American Airlines flights
United AirlinesPriceFrom $193Free CancellationRating
7.4
9,860 reviews
Search United Airlines flights
Hawaiian AirlinesPriceFrom $219Free CancellationRating
7.8
2,827 reviews
Search Hawaiian Airlines flights
SouthwestPriceFrom $256Free CancellationRating
7.9
4,239 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $297Free CancellationRating
7.9
12,540 reviews
Search Alaska Airlines flights
JetBluePriceFrom $346Free CancellationRating
7.1
2,986 reviews
Search JetBlue flights

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Hawaii?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to Hawaii. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Portland to Hawaii with flexible booking policies on momondo?

All flight searches from Portland to Hawaii on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Portland to Hawaii?

Once you have performed a search for Portland to Hawaii 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 Hawaii right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Portland to Hawaii flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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