$252 Cheap flights to Kaua'i
This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight to Kaua'i departing on 5/28. 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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Kaua'i flights insights and trends
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What is the cheapest day to depart on your flight to Kaua'i?
According to our data, Wednesday is the cheapest day to fly to Kaua'i from United States. The lowest ticket price found for a Wednesday departure recently was $395. 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 $523. These prices are subject to change though, so be sure to set up a Price Alert for flights to Kaua'i.
Cheapest flights to cities in Kaua'i
Click on the cities below to find out when it's cheapest to fly to Kaua'i from United States
Cheap Kaua'i flight deals and tips
Summary info about Kaua'i flight prices, duration and airlines
Best One-Way Price | $129 |
|---|---|
Best Round-Trip Price | $252 |
Fastest flight time | 5h 25m |
Popular in | July |
Frequently asked questions about flying to Kaua'i
What airlines fly to Kaua'i?
There are a total of 7 airlines that operate flight routes to Kaua'i, with Hawaiian Airlines being the most popular option. An estimated 28% of those flying into Kaua'i choose to fly with Hawaiian Airlines. If you’re unable to find tickets with Hawaiian Airlines, then United Airlines and Alaska Airlines are also popular airlines to fly with.
What is the best day of the week to fly to Kaua'i?
The best day to take a flight to Kaua'i is on Wednesday, followed by Thursday. Wednesday and Thursday tend to have the lowest flight prices to Kaua'i. If your travel dates are flexible, then try to avoid booking on a Saturday, which is known for being the most expensive day of the week to fly to Kaua'i.
When did momondo last update prices for flights to Kaua'i?
Prices for flights to Kaua'i are updated daily.
How many operators does momondo search for flights to Kaua'i?
As of April 2025, there are 9 operators available to choose from for flights to Kaua'i.
How old do you have to be to fly 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 to Kaua'i.
What documentation or ID do you need to fly to Kaua'i?
The travel and health documents you'll need for your trip to Kaua'i may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kaua'i. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Why use momondo?
Why should I use momondo to find a flight deal to Kaua'i?
It is quick and easy to find flights to Kaua'i 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 to Kaua'i with flexible booking policies on momondo?
momondo does allow users to show only those flights to Kaua'i which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights to Kaua'i?
momondo helps you find the best flight to 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 to Kaua'i right now. Can momondo alert me if prices change?
If you are not ready to book a flight to Kaua'i now, use our insights above to find helpful tips or alternatively set up a price alert; this is where momondo will track prices on flights to Kaua'i and let you know when they change.
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Popular flights to Kaua'i
Popular routes according to searches in the past day on momondo
Cheapest flight routes to Kaua'i
These routes have the cheapest flights to Kaua'i found by momondo users in United States
| Departing | Destination | Best Time | Best Price |
|---|---|---|---|
| Honolulu | Lihue | 0h 39m | $98 |
| Kahului | Lihue | 0h 49m | $98 |
| Kailua-Kona | Lihue | 0h 54m | $130 |
| Hilo | Lihue | 2h 06m | $150 |
| Hana | Lihue | 11h 42m | $260 |
| San Diego | Lihue | 6h 12m | $277 |
| Sacramento | Lihue | 5h 30m | $280 |
| Portland | Lihue | 6h 08m | $285 |
| San Jose | Lihue | 5h 35m | $285 |
| Oakland | Lihue | 5h 25m | $286 |
| San Francisco | Lihue | 5h 33m | $308 |
| Denver | Lihue | 7h 35m | $319 |
| Ontario | Lihue | 8h 01m | $321 |
| Boise | Lihue | 9h 12m | $341 |
| Los Angeles | Lihue | 5h 43m | $344 |
| Eugene | Lihue | 8h 43m | $351 |