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$139+ Cheap flights from Kaua'i to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/17. Fares are subject to change and may not be available on all flights or dates of travel.
LIH — SEA
Nov 19 — Nov 261
Wed 11/19
Wed 11/26
1 adult, Economy
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Find flight deals from Kaua'i to Seattle

Cheapest flights from Kaua'i to Seattle
Explore the most affordable flight options available from Kaua'i to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 20, 2025.

This Alaska Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2211:23 pmLIH - SEA
Nonstop5h 54mAlaska Airlines
Thu 1/15:50 pmSEA - LIH
Nonstop6h 33mAlaska Airlines
Deal found 10/20$258
This Delta deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/99:40 pmLIH - SEA
Nonstop5h 47mDelta
Sun 11/1610:19 amSEA - LIH
1 stop9h 57mDelta
Deal found 10/19$268
This Alaska Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2511:32 pmLIH - SEA
Nonstop5h 48mAlaska Airlines
Wed 12/35:54 pmSEA - LIH
Nonstop6h 31mAlaska Airlines
Deal found 10/20$278
This Alaska Airlines deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2411:32 pmLIH - SEA
Nonstop5h 48mAlaska Airlines
Wed 12/35:59 pmSEA - LIH
1 stop19h 35mAlaska Airlines
Deal found 10/19$288
This Delta deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/249:40 pmLIH - SEA
Nonstop5h 47mDelta
Wed 12/33:50 pmSEA - LIH
Nonstop6h 20mDelta
Deal found 10/19$316
This Delta deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2410:43 pmLIH - SEA
1 stop10h 02mDelta
Thu 1/11:40 pmSEA - LIH
Nonstop6h 20mDelta
Deal found 10/20$326
This Orbitz deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2311:23 pmLIH - SEA
Nonstop5h 54mAlaska Airlines
Tue 12/3011:15 pmSEA - LIH
1 stop15h 04mAlaska Airlines
Deal found 10/20$340
This Alaska Airlines deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2311:23 pmLIH - SEA
Nonstop5h 54mAlaska Airlines
Thu 1/19:05 amSEA - LIH
1 stop10h 35mAlaska Airlines
Deal found 10/19$345

Cheap flight deals from Kaua'i to Seattle

Keep the following information in mind while searching for Kaua'i to Seattle flight deals. Data was last updated October 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$258
(Delta)

One-way from

$139
(American Airlines)

Popular in

March

Cheapest in

November

Average price

$507

Good round-trip deal

$445 or less

Good one-way deal

$281 or less
Provider with most accurate pricing for Lihue-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lihue-Seattle/Tacoma Intl flights.
Search Deals
From Kaua'i to Seattle/Tacoma Intl
Search Deals
One-way flight from Kaua'i to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($9 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Kaua'i to Seattle/Tacoma Intl.
Search Deals
Price to beat on a one-way flight from Kaua'i to Seattle/Tacoma Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kaua'i to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 20, 2025.
Use the filters below to find and compare flights from Kaua'i to Seattle that are best for you.

Fly from

Kaua'i

Fly to

Seattle

Route

Depart

Return

Price

LihueSeattle

LIH - SEA

LIHSEA

Lihue

Sun 11/9

9:40 pm-5:27 am

Nonstop5h 47m

Seattle/Tacoma Intl

Sun 11/16

3:52 pm-8:04 pm

Nonstop6h 12m

$258

LihueSeattle

LIH - SEA

LIHSEA

Lihue

Thu 12/25

11:23 pm-7:17 am

Nonstop5h 54m

Seattle/Tacoma Intl

Thu 1/1

5:50 pm-10:23 pm

Nonstop6h 33m

$258

LihueSeattle

LIH - SEA

LIHSEA

Lihue

Thu 1/15

10:45 pm-6:39 am

Nonstop5h 54m

Seattle/Tacoma Intl

Thu 1/29

3:59 pm-8:31 pm

Nonstop6h 32m

$258

LihueSeattle

LIH - SEA

LIHSEA

Lihue

Tue 11/25

10:12 am-9:36 pm

1 stop9h 24m

Seattle/Tacoma Intl

Wed 12/3

5:54 pm-10:25 pm

Nonstop6h 31m

$283

LihueSeattle

LIH - SEA

LIHSEA

Lihue

Fri 1/16

10:45 pm-6:39 am

Nonstop5h 54m

Seattle/Tacoma Intl

Sun 2/1

9:30 am-7:47 pm

1 stop12h 17m

$288

LihueSeattle

LIH - SEA

LIHSEA

Lihue

Mon 11/24

9:40 pm-5:27 am

Nonstop5h 47m

Seattle/Tacoma Intl

Wed 12/3

3:50 pm-8:10 pm

Nonstop6h 20m

$316

LihueSeattle

LIH - SEA

LIHSEA

Lihue

Wed 12/24

10:43 pm-10:45 am

1 stop10h 02m

Seattle/Tacoma Intl

Thu 1/1

1:40 pm-6:00 pm

Nonstop6h 20m

$326

LihueSeattle

LIH - SEA

LIHSEA

Lihue

Sat 1/17

11:50 pm-11:30 am

1 stop9h 40m

$139

LihueSeattle

LIH - SEA

LIHSEA

Lihue

Fri 1/16

6:15 am-8:45 pm

2 stops12h 30m

$144

LihueSeattle

LIH - SEA

LIHSEA

Lihue

Thu 11/20

9:40 pm-5:27 am

Nonstop5h 47m

$149

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/18

Showing 1-10 of 17 results
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Best time to book a flight from Kaua'i to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Kaua'i with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

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

Currently, April is the cheapest month in which you can book a flight from Kaua'i to Seattle (average of $179). Flying from Kaua'i to Seattle in June is currently the most expensive (average of $423). 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 FUS to SEA?

Find hourly flight availability from Kaua'i to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 20, 2025.

It’s optimal to fly from Kaua'i to Seattle in the afternoon. By choosing this option you can save up to 39% on the cost of your flight, compared to a flight in the morning.

Weekly flight availability from Kaua'i to Seattle

Explore weekly flight availability from Kaua'i to Seattle. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated October 20, 2025.

The most flights from zzFUS to SEA are scheduled on a Monday (9 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (7 on average).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated October 20, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta, and Hawaiian Airlines from Kaua'i to Seattle. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,136 reviews

Food

7.1

Boarding

8.1

Entertainment

7.0

Crew

8.5

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Alaska Airlines
8.0
Very good
11,136 reviews
Alaska Airlines
8.0
Very good
11,136 reviews

Food

7.1

Boarding

8.1

Entertainment

7.0

Crew

8.5

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Delta
7.9
Good
7,978 reviews
Alaska Airlines
8.0
Very good
11,136 reviews

Food

7.1

Boarding

8.1

Entertainment

7.0

Crew

8.5

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Hawaiian Airlines
7.8
Good
2,786 reviews
Alaska Airlines
8.0
Very good
11,136 reviews

Food

7.1

Boarding

8.1

Entertainment

7.0

Crew

8.5

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why

Related info for your journey

Find useful and relevant information for your journey from Kaua'i to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    For a flight from Kaua'i to Seattle, you will be flying into Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city.

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

    The Kaua'i to Seattle/Tacoma Intl flight path was viewed by 2 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Kaua'i to Seattle?

    Delta and Alaska Airlines can get you from Kaua'i to Seattle in just under 5h 47m. Your travel time will be generally consistent. There are 2698 mi between Kaua'i and Seattle. Generally, flights for this route are nonstop.

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

    The cheapest airlines for a one-way flight from Kaua'i to Seattle are United Airlines ($139), Southwest ($144), and Delta ($149).

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Kaua'i to Seattle on time: Air France (97%), Scandinavian Airlines (97%), KLM (93%).

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

    On average you can expect to pay $862 for a flight from Kaua'i to Seattle. The cheapest flight overall is $199 while the most popular route, (Lihue - Seattle/Tacoma Intl) is currently priced at $258.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Kaua'i to Seattle 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 Kaua'i to Seattle?

    Currently, April is the cheapest month in which you can book a flight from Kaua'i to Seattle (average of $179). Flying from Kaua'i to Seattle in June is currently the most expensive (average of $423). 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

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lynnwood
Edmonds
Leavenworth
Renton
Lacey
Olympia
Kent
Federal Way
Cle Elum
Marysville
Puyallup
Chehalis
Kirkland
Issaquah
Aberdeen

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Kaua'i to Seattle

Discover the top 3 airlines that operate flights from Kaua'i to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$277Average$440FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$296Average$615FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$318Average$575FlexibilityNo cancel feeOn-time75%

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