$166 Find Cheap Flights from Washington to Kaua'i - Compare and Save

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 Washington to Kaua'i.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Washington 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 Washington 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 Washington to Kaua'i up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Washington and Kaua'i are connected by different airlines. The airlines that fly that route the most regularly are Alaska Airlines (18 flights per week), British Airways (14 flights per week), and Qatar Airways (14 flights per week).

Prices will differ depending on the departure airport, but generally, the cheapest airport to fly to in Kaua'i is Lihue Airport (LIH), with an average flight price of $344.

Based on KAYAK data, the cheapest day to fly to Kaua'i is Thursday where round-trip tickets can be as cheap as $520. On the other hand, the most expensive day to fly is Saturday, where round-trip prices are $695 on average.

The cheapest time of day to fly to Kaua'i is generally in the afternoon, when round-trip flights cost $509 on average. Morning departures are around 24% more expensive than evening flights, on average. 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 $684.

The cheapest ticket to Kaua'i from Washington found in the last 5 days was to Lihue, at $356 round-trip. The most popular route is Seattle (SEA) to Lihue (LIH) and the cheapest round-trip airline ticket found on this route in the last 5 days was $356.

The cheapest month for flights from Washington to Kaua'i is January, when tickets cost $286 (return) on average. On the other hand, the most expensive months are April and July, when the average cost of round-trip tickets is $419 and $419 respectively.

To get a below average price on the flight from Washington to Kaua'i, you should book around 2 weeks before departure, which saves you about 20% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 16 weeks before departure.

From Washington, there are direct flights to Kaua'i from 1 city. This city is Seattle and there are 81 direct flights each week.

There are around 12 direct flights from within Washington to Kaua'i every day. Most flights (52%) depart in the evening.

Each week there are around 81 direct flights from within Washington to Kaua'i. The most common day for departures is Tuesday, with 16% of flights taking off on this day.

An average nonstop flight from Washington to Kaua'i takes 8h 55m, covering a distance of 2766 miles. The shortest route is Portland (PDX) to Lihue (LIH) with an average flight time of 5h 54m.

There are not any long-haul (6-12 hour flight duration) or short-haul (up to 3 hour flight duration) flights to Kaua'i. Instead, there are 81 medium-haul flights (3-6 hour flight duration), with the most arriving from Seattle.

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