$49 Cheap Flights to Kauai, HI

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Find available prices by choosing your travel dates.

How much is the cheapest flight to Kauai?

Prices were available within the past 7 days and start at $49 for one-way flights and $92 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

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Tips to find the cheapest flights to Kauai

The cheapest day to fly

Get started finding a cheap flight to Kauai on Expedia by either choosing a deal on this page or entering into the search bar your travel dates, origin airport, and whether you want roundtrip or one-way airfare. You can filter for flexibility, number of stops, airline, and departure/arrival times to find the best flight for you.

The cheapest month to fly

June is the cheapest month to fly to Kauai. This coincides with the low season when fewer people travel. Whichever month you travel in, though, be sure to book at least a month in advance if you want to score cheap tickets to Kauai. ARC's data shows that domestic flights booked 28 days or more before departure are typically 24% cheaper than those booked last minute.

The most affordable time to book a flight

Typically, a Sunday can be the cheapest time to book a flight to Kauai, according to ARC’s data. On average, you could save between 6% and 13% by booking on a Sunday instead of a Friday, which is the most expensive day to make a reservation.

The cheapest round-trip tickets to Kauai

The lowest price for round-trip flights to Kauai in 2025 starts from from $92, while one-way tickets start from from $49. Expedia's effective search tool is one of the best ways to find a budget airfare. Simply enter your dates, and within seconds, it'll show you a vast selection of the cheapest flights to Kauai. If you have a preferred departure time or airline, you can use the handy filters to customize your search.

The cheapest airlines flying to Kauai

Alaska Airlines, Hawaiian Airlines, Southwest Airlines, American Airlines, Delta, United are just some of the airlines that can typically offer cheap tickets to Kauai. You can find their most affordable flights by using the “airline” search filter and then sorting prices from low to high. As a trusted partner of the world's leading airlines, Expedia offers you some of the best airfare deals to Kauai and countless more destinations worldwide.

The most affordable airports to fly into

To view the cheapest airports to fly into for Kauai, simply order your search results from lowest to highest price. Expedia's search tool compares flight prices for all airports close to your destination, so you don't have to manually search them one by one to find the cheapest flight to Kauai. If you have a preferred place to fly into, take advantage of the “arrival airport” filter to narrow down your search on Expedia.

Save with a package

With Expedia's amazing package deals, you could save hundreds of dollars by booking your Kauai plane tickets together with your accommodations, car rental, or activities. Just select the search wizard's “package” option to view some of the cheapest deals. Look out for the green savings label to see how much you're saving.

Date flexibility for the cheapest flights to Kauai

If you can be flexible with your travel dates, it's a good idea to broaden your search by comparing prices on different days. This will open up more options, meaning you could uncover a less expensive flight to Kauai.

Stopover savings

The cheapest tickets to Kauai are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to Kauai. While the overall travel time might be longer than a non-stop flight, you may decide it's worth it for the money saved.

Get Expedia's Price Drop Protection

Price Drop Protection means that if your flight gets cheaper after booking, you'll be credited the difference*. This gives you peace of mind that you're getting one of the cheapest flights to Kauai for your chosen departure. Expedia's Price Drop Protection is available for a small fee but is free to One Key Gold and Platinum tier members.

*Terms apply.

Use our Price Tracking feature

Expedia's Price Tracking feature is another great tool that removes the guesswork from finding cheap flights to Kauai. Simply download the free Expedia app to your smart device and activate Kauai flight price alerts for your travel dates. There's even a price predictor tool that uses historical data to indicate the best time to book, giving you peace of mind that you'll nab the lowest prices.

Book with Expedia

As well as Price Drop Protection and Price Tracking, Expedia's close partnership with a vast selection of the world's leading airlines means you're sure to find cheap flights to Kauai. Plus, the One Key rewards program lets you earn real cash rewards on most bookings that you can use to save money on future trips. Best of all, it's free to join, and members often unlock exclusive discounts, too.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

What month is the cheapest to fly to Kauai?
May is typically the least expensive month for flights to Kauai*. Keep an eye out for affordable fares during this time as you might land a great deal. *Cheapest month to fly is based on the month with the cheapest flight found on Expedia.com in the next 330 days.
Which US cities have the cheapest flights to Kauai?
Land cheap flights to Kauai from Los Angeles, Seattle and Oakland. These cities generally offer the lowest fares to this exciting destination. But remember that seasonality, demand and stopovers will also have an impact on rates, so remain flexible and book when prices are right.
Which US cities fly direct to Kauai?
Choose from 10 US destinations with direct flights to Kauai. When you book on Expedia, click on the “Direct flights only” filter to compare nonstop routes. Fly to Kauai from any of these top cities:

  • Los Angeles
  • Seattle
  • Oakland
  • San Francisco
  • San Diego

How to find a cheap flight to Kauai?
Book your trip early to score cheap flights to Kauai. Also, consider visiting during off-peak months like January and April. If you fly on a Thursday, you can save 16% on average compared to departing on a Sunday.* Save time checking every day and set up a price alert on the Expedia app. We’ll notify you when fares drop.*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation’s (ARC) global airline sales database. Percentages noted are averages.
How to get a cheap last-minute flight to Kauai?
Although booking in advance is generally the easiest way to save cash, don’t worry if your Kauai getaway is last minute. It’s still possible to find cheap flights to Kauai, especially if your plans have a little leeway. Try changing your travel dates, exploring different ticket types or departing from an alternative hub.
How far in advance should I book a flight to Kauai?
For some of the biggest savings on domestic journeys, book your flight to Kauai 28 days ahead of your travel dates. For international flights, it’s between two and four months in advance. This gives you a better chance of locking in the departure dates and seats you want.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation’s (ARC) global airline sales database. Percentages noted are averages.
Which day of the week is the cheapest day to buy a plane ticket to Kauai?
Sundays are generally the best day to book a cheap flight to Kauai, with savings of about 8% on average compared to a Friday. If you choose to purchase tickets on a Friday, expect to spend more as this is often the most expensive day.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation’s (ARC) global airline sales database. Percentages noted are averages.
Which airlines fly to Kauai?
Pick the aisle seat or window seat and travel to Kauai with one of these top carriers:

  • Hawaiian Airlines - 729 flights to Kauai each month, including 729 flights to Lihue Airport (LIH) per month.
  • Alaska Airlines - 91 flights to Kauai each month, including 91 flights to Lihue Airport (LIH) per month.

Can I save money by booking a Kauai trip package?
You could possibly save hundreds of dollars if you secure a Kauai flight and hotel package deal on Expedia. And you’ll save time and hassle by having all your travel plans in the same place. Try bundling hotels and flights with extras like activities and tours for your own customized Kauai vacation.
Can I change or cancel my flight to Kauai?
It’s usually possible to cancel or change your flight to Kauai. Many airlines let you cancel flights for free within 24 hours of making your booking. However, some flights are non-refundable, and airlines may issue you a credit toward a future flight instead of a direct refund. To find affordable flights to Kauai with flexible change policies, check the “No cancel fee” or “Changes included” filters during your search. Want more information? Check out our Customer Service Portal.
Flights to Kauai information
Destination airport
Lihue
Destination airport IATA code
LIH
Destination city name
Lihue
Roundtrip price
$92

Trending flights to Kauai

Prices were available within the past 7 days and start at $49 for one-way flights and $92 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

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*Available to One Key members.