Cheap flights from Portland to Kaua'i from $139
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 Kaua'i departing on 9/25. 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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Delta flights from Portland to Kaua'i
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Alaska Airlines flights from Portland to Kaua'i
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How to get the cheapest flight ticket from Portland 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 Portland to Kaua'i. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $386. The month of September is another great option to travel to Kaua'i, with average flight prices from Portland averaging around $396.
What is the cheapest day to depart on your flight to Kaua'i?
According to our data, Monday is the cheapest day to fly to Kaua'i from Portland. The lowest ticket price found for a Monday departure recently was $457. 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 $697. 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 time of day to depart on your flight to Kaua'i?
The cheapest time of day to fly to Kaua'i is in the evening when flights can be purchased for as low as $261. In contrast, the most expensive time of day to depart to Kaua'i is in the afternoon when prices are around $691.
What is the cheapest Portland to Kaua'i flight route?
Fly from Portland to Lihue for the best Portland - 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 Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Kaua'i for around $531 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kaua'i from Portland for as low as $440 on momondo.
What cabin class options are available on Portland to Kaua'i flights?
There are 2 cabin classes available to choose from on Portland to Kaua'i flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Portland to Kaua'i?
Delta, American Airlines, and United Airlines are the most popular carriers operating from Portland to Kaua'i
What airlines fly to Kaua'i?
Alaska Airlines, Hawaiian Airlines and Delta are the top three most popular airlines that fly to Kaua'i from Portland according to our data. Alaska Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Kaua'i. Keep in mind that there are 6 different airlines that fly to Kaua'i on a routine basis, so you have a few additional options to choose from.
Cheap Portland to Kaua'i flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Portland to Kaua'i
Best Price Found | $139 |
|---|---|
Fastest flight time | 6h 40m |
Direct flights | Tue, Thu, Sat and Sun |
Airports in Kaua'i | 1 airport |
When did momondo last update prices for flights from Portland Airport to Kaua'i?
Prices for flights from Portland Airport to Kaua'i are updated daily.
How many operators does momondo search for flights from Portland Airport to Kaua'i?
There are 6 operators available for flights from Portland Airport to Kaua'i as of June 2025.
How old do you have to be to fly from Portland Airport to Kaua'i?
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 Kaua'i.
What documentation or ID do you need to fly to Kaua'i?
The required travel and health documents for your Kaua'i 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 Kaua'i. 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 Kaua'i?
momondo data reveals that the most frequently booked plane model on the route from Portland to Kaua'i is Boeing 737-800 Passenger/BBJ2 (winglets), representing 14.83% of all bookings. The subsequent popular models are Boeing 737 MAX 9 at 10.98%, Boeing 737-900 Passenger/BBJ3 (winglets) at 9.16%, and Boeing 737 at 8.80%.
Best airlines flying from Portland to Kaua'i
Compare and see reviews for airlines that fly from Portland to Kaua'i with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $242 | Free Cancellation | Rating 8.0 7,964 reviews | |||
| PriceFrom $244 | Free Cancellation | Rating 7.8 2,522 reviews | |||
| PriceFrom $273 | Free Cancellation | Rating 7.4 8,838 reviews | |||
| PriceFrom $286 | Free Cancellation | Rating 8.0 4,276 reviews | |||
| PriceFrom $294 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $332 | Free Cancellation | Rating 8.0 10,000 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Portland to Kaua'i?
It is quick and easy to find Portland to Kaua'i flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Kaua'i that suits you.
Can I find flights from Portland to Kaua'i with flexible booking policies on momondo?
momondo does allow users to show only those flights to Kaua'i from Portland which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Portland to Kaua'i?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Kaua'i from Portland.
I’m not ready to book a flight from Portland to Kaua'i right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Kaua'i from Portland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.