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Cheap flights from Oregon to Kaua'i from $128

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oregon to Kaua'i departing on 4/20. 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

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Find the cheapest flights from Oregon to Kaua'i

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:25 am - 5:14 pm
PDX
-
LIH
12h 49m
1 stop
American Airlines Logo
10:30 pm - 5:13 pm
LIH
-
PDX
16h 43m
1 stop
$368American Airlines
Wed, Feb 25 - Tue, Mar 3
American Airlines Logo
6:25 am - 5:14 pm
PDX
-
LIH
12h 49m
1 stop
American Airlines Logo
9:30 pm - 9:52 pm
LIH
-
PDX
21h 22m
1 stop
$371American Airlines
Mon, Mar 2 - Wed, Mar 11
Multiple Airlines Logo
8:46 pm - 9:45 am
PDX
-
LIH
15h 59m
1 stop
Multiple Airlines Logo
1:47 pm - 11:14 am
LIH
-
PDX
18h 27m
1 stop
$374Multiple Airlines
Tue, Apr 14 - Mon, Apr 27
Multiple Airlines Logo
5:14 pm - 11:00 am
PDX
-
LIH
20h 46m
1 stop
Multiple Airlines Logo
2:07 pm - 1:02 pm
LIH
-
PDX
43h 55m
2 stops
$375Multiple Airlines
Sun, Apr 12 - Mon, Apr 20
United Airlines Logo
1:39 pm - 9:57 pm
PDX
-
LIH
11h 18m
1 stop
United Airlines Logo
1:25 pm - 12:35 am
LIH
-
PDX
8h 10m
1 stop
$376United Airlines
Mon, Mar 9 - Wed, Mar 18
Multiple Airlines Logo
7:00 am - 12:52 pm
PDX
-
LIH
8h 52m
1 stop
Multiple Airlines Logo
7:55 pm - 9:50 am
LIH
-
PDX
10h 55m
2 stops
$377Multiple Airlines
Wed, Apr 15 - Mon, Apr 20
Alaska Airlines Logo
5:20 am - 11:09 am
EUG
-
LIH
8h 49m
1 stop
Alaska Airlines Logo
3:50 pm - 2:30 pm
LIH
-
EUG
19h 40m
2 stops
$386Alaska Airlines
Mon, Mar 9 - Mon, Mar 16
Delta Logo
6:07 am - 6:46 pm
EUG
-
LIH
14h 39m
1 stop
Delta Logo
10:05 pm - 5:09 pm
LIH
-
EUG
16h 04m
2 stops
$387Delta
Wed, Mar 4 - Mon, Mar 9
Delta Logo
5:20 pm - 6:46 pm
EUG
-
LIH
27h 26m
1 stop
Delta Logo
10:05 pm - 5:09 pm
LIH
-
EUG
16h 04m
2 stops
$390Delta
Tue, Mar 3 - Mon, Mar 9
Alaska Airlines Logo
5:20 am - 11:12 am
EUG
-
LIH
8h 52m
1 stop
Alaska Airlines Logo
10:26 pm - 12:46 pm
LIH
-
EUG
11h 20m
1 stop
$392Alaska Airlines
Tue, Apr 21 - Tue, Apr 28

United Airlines flights from Oregon to Kaua'i

Our best United Airlines deals on Oregon to Kaua'i flight tickets
United Airlines
Mar 9
PDX1:39 pmPortland
11h 18m
1 stop
LIH9:57 pmLihue
Mar 18
LIH1:25 pmLihue
8h 10m
1 stop
PDX12:35 amPortland
$376
United Airlines
Mar 1
PDX1:40 pmPortland
11h 04m
1 stop
LIH10:44 pmLihue
Mar 10
LIH11:13 pmLihue
10h 20m
1 stop
PDX12:33 pmPortland
$386
United Airlines
May 15
PDX5:30 amPortland
8h 59m
1 stop
LIH11:29 amLihue
May 20
LIH1:03 pmLihue
8h 56m
1 stop
PDX12:59 amPortland
$388

Alaska Airlines flights from Oregon to Kaua'i

Our best Alaska Airlines deals on Oregon to Kaua'i flight tickets
Alaska Airlines
Apr 14
PDX8:46 pmPortland
15h 59m
1 stop
LIH9:45 amLihue
Apr 28
LIH1:36 pmLihue
16h 51m
1 stop
PDX9:27 amPortland
$374
Alaska Airlines
Mar 9
EUG5:20 amEugene
8h 49m
1 stop
LIH11:09 amLihue
Mar 16
LIH3:50 pmLihue
19h 40m
2 stops
EUG2:30 pmEugene
$386
Alaska Airlines
Apr 14
PDX8:46 pmPortland
15h 59m
1 stop
LIH9:45 amLihue
Apr 22
LIH12:11 pmLihue
5h 34m
PDX8:45 pmPortland
$387

momondo Fare Finder

 
Customize your flight search to find flights from Oregon to Kaua'i 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 February 8, 2026.
Use the filters below to find and compare flights from Oregon to Kaua'i that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandLihue

PDX - LIH

PDXLIH

Portland

Wed 2/25

6:25 am-5:14 pm

1 stop12h 49m

Lihue

Tue 3/3

10:30 pm-5:13 pm

1 stop16h 43m

$368

PortlandLihue

PDX - LIH

PDXLIH

Portland

Mon 3/2

6:25 am-5:14 pm

1 stop12h 49m

Lihue

Wed 3/11

9:30 pm-9:52 pm

1 stop21h 22m

$371

PortlandLihue

PDX - LIH

PDXLIH

Portland

Tue 4/14

8:46 pm-9:45 am

1 stop15h 59m

Lihue

Mon 4/27

1:47 pm-11:14 am

1 stop18h 27m

$374

PortlandLihue

PDX - LIH

PDXLIH

Portland

Sun 4/12

5:14 pm-11:00 am

1 stop20h 46m

Lihue

Mon 4/20

2:07 pm-1:02 pm

2 stops43h 55m

$375

PortlandLihue

PDX - LIH

PDXLIH

Portland

Mon 3/9

1:39 pm-9:57 pm

1 stop11h 18m

Lihue

Wed 3/18

1:25 pm-12:35 am

1 stop8h 10m

$376

PortlandLihue

PDX - LIH

PDXLIH

Portland

Wed 4/15

7:00 am-12:52 pm

1 stop8h 52m

Lihue

Mon 4/20

7:55 pm-9:50 am

2 stops10h 55m

$377

EugeneLihue

EUG - LIH

EUGLIH

Eugene

Mon 3/9

5:20 am-11:09 am

1 stop8h 49m

Lihue

Mon 3/16

3:50 pm-2:30 pm

2 stops19h 40m

$386

EugeneLihue

EUG - LIH

EUGLIH

Eugene

Wed 3/4

6:07 am-6:46 pm

1 stop14h 39m

Lihue

Mon 3/9

10:05 pm-5:09 pm

2 stops16h 04m

$387

EugeneLihue

EUG - LIH

EUGLIH

Eugene

Tue 3/3

5:20 pm-6:46 pm

1 stop27h 26m

Lihue

Mon 3/9

10:05 pm-5:09 pm

2 stops16h 04m

$390

EugeneLihue

EUG - LIH

EUGLIH

Eugene

Tue 4/21

5:20 am-11:12 am

1 stop8h 52m

Lihue

Tue 4/28

10:26 pm-12:46 pm

1 stop11h 20m

$392

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 Kaua'i from

How to get the cheapest flight ticket from Oregon to Kaua'i

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 Kaua'i?

In general, January is the cheapest month to fly from Oregon to Kaua'i. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $447. The month of September is another great option to travel to Kaua'i, with average flight prices from Oregon averaging around $454.

What is the cheapest day to depart on your flight to Kaua'i?

According to our data, Tuesday is the cheapest day to fly to Kaua'i from Oregon. The lowest ticket price found for a Tuesday departure recently was $455. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $692. These prices are subject to change though, so be sure to set up a Price Alert for flights to Kaua'i.

What is the cheapest Oregon to Kaua'i flight route?

Fly from Portland to Lihue for the best Oregon - Kaua'i flight prices

How far in advance should I book a flight to Kaua'i?

You are more likely to see cheaper flights to Kaua'i from Oregon when booking weeks ahead of your departure date. In general, you can expect to find flights to Kaua'i for around $552 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kaua'i from Oregon for as low as $451 on momondo.

What cabin class options are available on Oregon to Kaua'i flights?

There are 3 cabin classes available to choose from on Oregon to Kaua'i 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 Oregon to Kaua'i flights?

No. A direct flight is the cheapest option for a flight between Oregon to Kaua'i.

Cheap Oregon to Kaua'i flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Oregon to Kaua'i

Best Price Found

$238

Fastest flight time

6h 08m

Direct flights

Every day

Airports in Kaua'i

1 airport
The best one-way flight to Kaua'i from Oregon in the past 72 hours is $238. The best round-trip flight deal from Oregon to Kaua'i found on momondo in the last 72 hours is $416.
The fastest flight from Oregon to Kaua'i takes 6h 08m
Direct flights go from Oregon to Kaua'i every day.
There is 1 airport in Kaua'i. From Oregon there are direct flights to Lihue (LIH).
Search flight deals

  • When did momondo last update prices for flights from Oregon to Kaua'i?

    Prices for flights from Oregon to Kaua'i were last updated today.

  • How many operators does momondo search for flights from Oregon to Kaua'i?

  • How old do you have to be to fly from Oregon to Kaua'i?

    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 Oregon to Kaua'i.

  • What documentation or ID do you need to fly to Kaua'i?

    The travel and health documents required for your trip to Kaua'i 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 Kaua'i. 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 Oregon to Kaua'i?

Best airlines flying from Oregon to Kaua'i

Compare and see reviews for airlines that fly from Oregon to Kaua'i with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $200Free CancellationRating
7.9
8,172 reviews
Search Delta flights
American AirlinesPriceFrom $217Free CancellationRating
7.2
11,249 reviews
Search American Airlines flights
Hawaiian AirlinesPriceFrom $235Free CancellationRating
7.8
2,829 reviews
Search Hawaiian Airlines flights
SouthwestPriceFrom $252Free CancellationRating
8.0
4,280 reviews
Search Southwest flights
United AirlinesPriceFrom $268Free CancellationRating
7.4
9,254 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $352Free CancellationRating
8.0
11,851 reviews
Search Alaska Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Oregon to Kaua'i?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Oregon to Kaua'i. momondo saves you time and could save you money on your trip.

Can I find flights from Oregon to Kaua'i with flexible booking policies on momondo?

Flights from Oregon to Kaua'i 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 Oregon to Kaua'i?

momondo helps you find the best flight between Oregon and Kaua'i by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Oregon to Kaua'i right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Oregon to Kaua'i 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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