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Kaua'i

Cheap flights from Seattle (SEA) to Kaua'i

SEA — LIH
Nov 29 — Dec 61
Sun 11/29
Sun 12/6
1 adult, Economy
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Find flight deals from Seattle to Kaua'i

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

July

Cheapest in

January

Average price

$581

Good round-trip deal

$519 or less

Good one-way deal

$413 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Lihue flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Lihue flights.
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Highest demand for flights based on searches. 14% potential increase in price ($95 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in October 2026
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Price to beat on a round-trip flight from Seattle/Tacoma Intl to Kaua'i.
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Price to beat on a one-way flight from Seattle/Tacoma Intl to Kaua'i.
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Cheapflights Insights

Everything you need to know about your flight from Seattle to Kaua'i

How far ahead should I book a flight from Seattle to Kaua'i?

Booking 26 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Kaua'i. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Seattle to Kaua'i?

Currently, January is the cheapest month in which you can book a flight from Seattle to Kaua'i (average of $409). Flying from Seattle to Kaua'i in July is currently the most expensive (average of $708). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to FUS?

When flying from Seattle to Kaua'i, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Kaua'i

Read through reviews of airlines operating flights from Seattle to Kaua'i, such as Alaska Airlines,Southwest, andDelta. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
7.9
Good
13,135 reviews

Comfort

7.8

Entertainment

7.0

Overall

7.9

Crew

8.5

Boarding

8.1

Food

7.0

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
Alaska Airlines
7.9
Good
13,135 reviews
Alaska Airlines
7.9
Good
13,135 reviews

Comfort

7.8

Entertainment

7.0

Overall

7.9

Crew

8.5

Boarding

8.1

Food

7.0

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
Southwest
7.9
Good
4,221 reviews
Alaska Airlines
7.9
Good
13,135 reviews

Comfort

7.8

Entertainment

7.0

Overall

7.9

Crew

8.5

Boarding

8.1

Food

7.0

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
Delta
7.8
Good
8,696 reviews
Alaska Airlines
7.9
Good
13,135 reviews

Comfort

7.8

Entertainment

7.0

Overall

7.9

Crew

8.5

Boarding

8.1

Food

7.0

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
United Airlines
7.3
Good
10,454 reviews
Alaska Airlines
7.9
Good
13,135 reviews

Comfort

7.8

Entertainment

7.0

Overall

7.9

Crew

8.5

Boarding

8.1

Food

7.0

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.

Related info for your journey

  • What airport do you fly from for flights from Seattle to Kaua'i?

    If you book a flight to Kaua'i from Seattle, you will be flying from Seattle/Tacoma Intl, which is the city’s only airport. Seattle/Tacoma Intl (SEA) is located 11.4 mi from the center of Seattle.

  • How popular is this Seattle to Kaua'i flight route?

    Flights from Seattle/Tacoma Intl to Kaua'i have been viewed 2 times in the past calendar month.

  • What are the cheapest airlines to fly from Seattle to Kaua'i one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $149. United Airlines flights start at $198 while deals on Alaska Airlines start at $208 one-way.

  • What are the most reliable airlines from Seattle to Kaua'i?

    Before booking your flight to Kaua'i from Seattle, check out the most reliable airlines to get you to your destination on time: Finnair (100%), British Airways (88%), Qatar Airways( 74%).

  • What are the cheapest flights from Seattle to Kaua'i?

    Looking at all options, your cheapest flight can be booked for $280. While the most popular route (Seattle/Tacoma Intl - Lihue) can be booked for $397 on average, our data indicates $584 when flying from Seattle to Kaua'i.

  • Can I find deals for flights from Seattle to Kaua'i that include hotel bookings?

    Yes. In addition to deals on Seattle to Kaua'i flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Kaua'i?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Kaua'i.

  • Can I find deals for business class flights from Seattle to Kaua'i?

    Yes. Cheapflights offers flight deals from Seattle to Kaua'i by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Kaua'i?

    Currently, January is the cheapest month in which you can book a flight from Seattle to Kaua'i (average of $409). Flying from Seattle to Kaua'i in July is currently the most expensive (average of $708). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top 4 airlines flying from Seattle to Kaua'i

AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$218Average$535FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$256Average$504FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$284Average$619FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$439Average$549FlexibilityNo cancel feeOn-time63%

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