$160 Find Cheap Flights from Idaho to Kaua'i

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Idaho to Kaua'i.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Idaho to Kaua'i is likely to change within 7 days, so travelers know whether to wait or book now.

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Idaho to Kaua'i with an airline and back with another airline.

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Idaho to Kaua'i up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Based on KAYAK data, the cheapest day to fly to Kaua'i is Wednesday where round-trip tickets can be as cheap as $539. On the other hand, the most expensive day to fly is Sunday, where round-trip prices are $619 on average.

The cheapest time of day to fly to Kaua'i is generally at night, when round-trip flights cost $376 on average. On average, there is no price difference when choosing to fly in the morning or the evening on this flight route. The most expensive time of day to fly to Kaua'i is generally in the morning, which is peak travel time and where the average cost of a ticket is $620.

The cheapest month for flights from Idaho to Kaua'i is April, when tickets cost $422 (return) on average. On the other hand, the most expensive months are December and March, when the average cost of round-trip tickets is $725 and $680 respectively.

To get a below average price on the flight from Idaho to Kaua'i, you should book around 3 weeks before departure. For the absolute cheapest price, our data suggests you should book 4 weeks before departure.

An average nonstop flight from Idaho to Kaua'i takes 12h 23m, covering a distance of 2955 miles. The shortest route is Spokane (GEG) to Lihue (LIH) with an average flight time of 8h 50m.

Based on KAYAK flight searches, the most popular destination is Lihue (100% of total searches to Kaua'i).