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$114+ Cheap flights from Kaua'i to Washington

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 1/29. Fares are subject to change and may not be available on all flights or dates of travel.
LIH — SEA
Dec 20 — Dec 271
Sat 12/20
Sat 12/27
1 adult, Economy
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Cheap flight deals from Kaua'i to Washington

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

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$208
(Delta)

One-way from

$114
(Southwest)

Popular in

March

Cheapest in

February

Average price

$377

Good round-trip deal

$507 or less

Good one-way deal

$241 or less
Provider with most accurate pricing for Lihue-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Lihue-Seattle/Tacoma Intl flights.
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From Kaua'i to Washington
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One-way flight from Kaua'i to Washington
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Highest demand for flights based on searches. 0% potential increase in price ($4 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Price to beat on a round-trip flight from Kaua'i to Washington.
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Price to beat on a one-way flight from Kaua'i to Washington.
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Find flight deals from Kaua'i to Washington

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

This Delta deal was found by Cheapflights users on 11/18. 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 12/89:50 pmLIH - SEA
Nonstop5h 44mDelta
Thu 12/113:50 pmSEA - LIH
Nonstop6h 20mDelta
Deal found 11/18$238
This Delta deal was found by Cheapflights users on 11/18. 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 12/89:50 pmLIH - SEA
Nonstop5h 44mDelta
Sat 12/137:10 amSEA - LIH
1 stop13h 23mDelta
Deal found 11/18$316
This Delta deal was found by Cheapflights users on 11/18. 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 12/89:50 pmLIH - SEA
Nonstop5h 44mDelta
Fri 12/123:50 pmSEA - LIH
Nonstop6h 20mDelta
Deal found 11/18$330
This Delta deal was found by Cheapflights users on 11/17. 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 12/39:50 pmLIH - SEA
Nonstop5h 44mDelta
Mon 12/83:50 pmSEA - LIH
Nonstop6h 20mDelta
Deal found 11/17$348
This KAYAK deal was found by Cheapflights users on 11/19. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1911:23 pmLIH - SEA
Nonstop5h 54mAlaska Airlines
Mon 12/295:50 pmSEA - LIH
Nonstop6h 33mAlaska Airlines
Deal found 11/19$354
This American Airlines deal was found by Cheapflights users on 11/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/410:44 pmLIH - SEA
1 stop10h 11mAmerican Airlines
Mon 12/87:00 amSEA - LIH
1 stop10h 48mAmerican Airlines
Deal found 11/17$357
This United Airlines deal was found by Cheapflights users on 11/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/52:30 pmLIH - PDX
1 stop8h 07mUnited Airlines
Tue 12/96:00 amPDX - LIH
1 stop9h 13mUnited Airlines
Deal found 11/19$426
This Delta deal was found by Cheapflights users on 11/19. 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.
Fri 12/56:00 amLIH - PDX
2 stops16h 04mDelta
Tue 12/95:30 amPDX - LIH
2 stops15h 03mDelta
Deal found 11/19$594
This Alaska Airlines deal was found by Cheapflights users on 11/19. 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.
Fri 12/511:55 amLIH - PDX
Nonstop5h 35mAlaska Airlines
Tue 12/99:30 pmPDX - LIH
1 stop16h 04mAlaska Airlines
Deal found 11/19$624

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kaua'i to Washington 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 November 20, 2025.
Use the filters below to find and compare flights from Kaua'i to Washington that are best for you.

Fly from

Kaua'i

Fly to

Washington

Route

Depart

Return

Price

LihueSeattle

LIH - SEA

LIHSEA

Lihue

Thu 1/15

10:45 pm-6:27 am

Nonstop5h 42m

Seattle/Tacoma Intl

Thu 1/29

7:15 am-6:31 pm

1 stop13h 16m

$208

LihueSeattle

LIH - SEA

LIHSEA

Lihue

Wed 1/28

10:45 pm-6:27 am

Nonstop5h 42m

Seattle/Tacoma Intl

Sun 2/1

9:55 am-6:31 pm

1 stop10h 36m

$208

LihueSeattle

LIH - SEA

LIHSEA

Lihue

Thu 1/15

10:20 pm-6:11 am

Nonstop5h 51m

Seattle/Tacoma Intl

Thu 1/29

6:15 pm-10:41 pm

Nonstop6h 26m

$218

LihueSeattle

LIH - SEA

LIHSEA

Lihue

Fri 1/16

10:20 pm-6:11 am

Nonstop5h 51m

Seattle/Tacoma Intl

Sun 2/1

6:15 pm-10:41 pm

Nonstop6h 26m

$218

LihueSeattle

LIH - SEA

LIHSEA

Lihue

Wed 1/28

10:20 pm-6:11 am

Nonstop5h 51m

Seattle/Tacoma Intl

Sun 2/1

6:15 pm-10:41 pm

Nonstop6h 26m

$218

LihueSeattle

LIH - SEA

LIHSEA

Lihue

Fri 2/6

10:45 pm-6:27 am

Nonstop5h 42m

Seattle/Tacoma Intl

Mon 2/9

7:15 am-6:31 pm

1 stop13h 16m

$228

LihueSeattle

LIH - SEA

LIHSEA

Lihue

Thu 2/5

10:45 pm-6:27 am

Nonstop5h 42m

Seattle/Tacoma Intl

Mon 2/9

7:15 am-6:31 pm

1 stop13h 16m

$228

LihuePortland

LIH - PDX

LIHPDX

Lihue

Wed 3/4

11:19 pm-10:46 am

1 stop9h 27m

Portland

Mon 3/9

8:30 am-9:18 pm

1 stop15h 48m

$301

LihuePortland

LIH - PDX

LIHPDX

Lihue

Wed 3/4

10:45 pm-10:27 am

1 stop9h 42m

Portland

Mon 3/9

7:10 am-5:37 pm

2 stops13h 27m

$321

LihuePortland

LIH - PDX

LIHPDX

Lihue

Tue 3/3

4:50 pm-1:46 pm

1 stop18h 56m

Portland

Wed 3/4

5:35 pm-12:47 pm

1 stop21h 12m

$369

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/17

Showing 1-10 of 33 results
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Best time to book a flight from Kaua'i to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington 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 Washington

What is the cheapest month to book a flight from Kaua'i to State of Washington?

Currently, April is the cheapest month in which you can book a flight from Kaua'i to State of Washington (average of $179). Flying from Kaua'i to State of Washington 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 WA?

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

One of the essential ways to save on airfare from Kaua'i to State of Washington is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 46% on airfare.

Weekly flight availability from Kaua'i to State of Washington

Explore weekly flight availability from Kaua'i to Washington. 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 November 20, 2025.

The most flights from zzFUS to USWA are scheduled on a Thursday (9 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated November 20, 2025.
See what other customers who have flown with Alaska Airlines, Delta, and Hawaiian Airlines from Kaua'i to Washington have to say. 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
8.0
Very good
11,321 reviews

Entertainment

7.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Marcie,Nov 2025

PIT - SEA

It was not a full flight, so I was able to enjoy a row to myself. Luck of the draw, I guess.
Alaska Airlines
8.0
Very good
11,321 reviews
Alaska Airlines
8.0
Very good
11,321 reviews

Entertainment

7.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Marcie,Nov 2025

PIT - SEA

It was not a full flight, so I was able to enjoy a row to myself. Luck of the draw, I guess.
Delta
7.9
Good
8,002 reviews
Alaska Airlines
8.0
Very good
11,321 reviews

Entertainment

7.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Marcie,Nov 2025

PIT - SEA

It was not a full flight, so I was able to enjoy a row to myself. Luck of the draw, I guess.
Hawaiian Airlines
7.8
Good
2,811 reviews
Alaska Airlines
8.0
Very good
11,321 reviews

Entertainment

7.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Marcie,Nov 2025

PIT - SEA

It was not a full flight, so I was able to enjoy a row to myself. Luck of the draw, I guess.

Related info for your journey

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

  • How popular is this Kaua'i to State of Washington flight route?

    Flights from Kaua'i to Washington have been viewed 2 times in the past calendar month.

  • How long is the flight from Kaua'i to State of Washington?

    A quick flight from Kaua'i to State of Washington can take about 5h 42m. Delta provides one of the quickest options available for as low as $208. There are 2698 mi between Kaua'i and State of Washington. This flight may include one or multiple stops.

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

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $119. American Airlines flights start at $119 while deals on Southwest start at $144 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Kaua'i to Washington 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 State of Washington?

    Currently, April is the cheapest month in which you can book a flight from Kaua'i to State of Washington (average of $179). Flying from Kaua'i to State of Washington 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

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Alternative routes for Kaua'i to Washington

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Top 3 airlines flying from Kaua'i to Washington

Discover the top 3 airlines that operate flights from Kaua'i to Washington. 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 November 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$277Average$452FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$299Average$620FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$314Average$589FlexibilityNo cancel feeOn-time75%

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