Portland to Kauai Island flights

Routavio compares airline fares from several flight booking sites. Search Portland to Kauai Island to see the lowest price before you book.

Find your dates. Discover your next journey.

Fare seen

€313Seen on 21 Sep 2026

Last checked

14 Oct 2026

Observed fares. Prices may change.

Your next trip, last seen at €141

Lowest observed

7 Nov 2026

Alaska Airlines · 1 stop · One way

Cheapest observed day · Last checked: 21 Sep 2026

Departure

14:45

When to fly

Explore dates

More dates worth a look

Find the dates that work for you

The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.

Prices are for observed departure and return date pairs. No data does not mean no flights.

Airlines seen: Alaska Airlines, Air Canada, Southwest Airlines, United Airlines
Reported fastest flight: 6h 10m
Non-stop: Yes

Short answer

Routavio has seen Alaska Airlines fares from Portland to Kauai Island, non-stop. These are prices Routavio's searches returned on the dates shown, not quotes; run a live search for today's fare. Fare seen: €313 on 21 Sep 2026.

About this route

Explore the fares we observed from Portland to Kauai Island. Prices move often, so pick your dates to see the latest options.

Route distance: 4,225 km
Reported fastest flight: 6h 10m
Airlines seen: Alaska Airlines, Air Canada, Southwest Airlines, United Airlines

Route-level information; individual journeys vary.
Published schedules report non-stop service with Alaska Airlines. Check current timetables.

A clearer picture of your fare

Observed, not guaranteed

Every price is a fare we actually saw, and it may change at any time.

Compare the same trip

We show like-for-like journeys so the comparison is fair.

Confirm with the provider

The price is final on the provider's site, where your booking is completed.

How our prices work

Airport to city: straight-line distance

Portland International Airport (PDX) → Portland, city gazetteer reference point (45.5051, -122.6750): ≈ 11 km.
Lihue Airport (LIH) → Kauai Island, city gazetteer reference point (21.9811, -159.3711): ≈ 4 km.

Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.

Frequently asked

How much was a flight from Portland to Kauai Island?

A fare of €313 was seen on 21 Sep 2026. Fares change, so search your dates for the current price.

Are there direct flights from Portland to Kauai Island?

Yes. Published schedules report non-stop flights on this route with Alaska Airlines.

Which airlines fly from Portland to Kauai Island?

These are the carriers we have seen on the route: Alaska Airlines, Air Canada, Southwest Airlines, United Airlines.

How long does the flight from Portland to Kauai Island take?

The average journey time across the 83 fares we observed is 14h 34m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.

How many of the observed Portland to Kauai Island fares were non-stop?

14 of the 84 fares we observed were non-stop; the rest included at least one stop. That describes our observations, not every flight that operates.

How observed prices work, what "No data" means and what a fare includes: Read the flight price guide