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$73+ Cheap flights from Kentucky 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 2/14. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SEA
Jan 27 — Feb 31
Tue 1/27
Tue 2/3
1 adult, Economy
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Cheap flight deals from Kentucky to Seattle

Cheapest flights from Kentucky to Seattle
Explore the most affordable flight options available from Kentucky to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 28, 2025.

This Gotogate deal was found by Cheapflights users on 12/26. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/314:25 pmCVG - SEA
1 stop23h 05mFrontier
Sat 1/32:54 pmSEA - CVG
1 stop8h 14mFrontier
Deal found 12/26$471
This Kiwi.com deal was found by Cheapflights users on 12/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/304:46 pmTYS - SEA
1 stop22h 44mMultiple Airlines
Fri 1/27:48 pmSEA - TYS
1 stop21h 54mMultiple Airlines
Deal found 12/25$497
This Expedia deal was found by Cheapflights users on 12/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:39 pmCVG - SEA
Nonstop5h 00mMultiple Airlines
Sat 1/32:54 pmSEA - CVG
1 stop8h 14mMultiple Airlines
Deal found 12/26$555
This United Airlines deal was found by Cheapflights users on 12/27. 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.
Sat 12/272:00 pmTYS - SEA
1 stop9h 57mUnited Airlines
Tue 12/3011:15 pmSEA - TYS
1 stop8h 41mUnited Airlines
Deal found 12/27$563
This United Airlines deal was found by Cheapflights users on 12/27. 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.
Tue 12/304:56 pmBNA - SEA
1 stop7h 51mUnited Airlines
Fri 1/97:00 amSEA - BNA
1 stop6h 54mUnited Airlines
Deal found 12/27$587
This Delta deal was found by Cheapflights users on 12/26. 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.
Tue 12/306:55 amCVG - SEA
Nonstop5h 00mDelta
Fri 1/212:55 amSEA - CVG
1 stop6h 21mDelta
Deal found 12/26$587
This American Airlines deal was found by Cheapflights users on 12/27. 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.
Tue 12/307:08 amCVG - SEA
1 stop10h 03mAmerican Airlines
Thu 1/811:25 amSEA - CVG
1 stop8h 30mAmerican Airlines
Deal found 12/27$596
This Delta deal was found by Cheapflights users on 12/26. 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 12/292:15 pmCVG - SEA
1 stop7h 16mDelta
Thu 1/811:25 amSEA - CVG
1 stop8h 23mDelta
Deal found 12/26$597
This Delta deal was found by Cheapflights users on 12/26. 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 12/292:15 pmCVG - SEA
1 stop7h 16mDelta
Fri 1/211:35 amSEA - CVG
Nonstop4h 20mDelta
Deal found 12/26$607
This United Airlines deal was found by Cheapflights users on 12/26. 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.
Mon 12/295:15 pmTYS - SEA
1 stop10h 19mUnited Airlines
Thu 1/15:02 amSEA - TYS
1 stop6h 58mUnited Airlines
Deal found 12/26$614
This American Airlines deal was found by Cheapflights users on 12/26. 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.
Fri 12/265:08 pmTYS - SEA
1 stop9h 05mAmerican Airlines
Sun 12/2812:14 amSEA - TYS
1 stop7h 36mAmerican Airlines
Deal found 12/26$617
This Alaska Airlines deal was found by Cheapflights users on 12/27. 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.
Wed 12/316:39 pmCVG - SEA
Nonstop5h 00mAlaska Airlines
Sun 1/410:14 amSEA - CVG
Nonstop4h 25mAlaska Airlines
Deal found 12/27$617

Find flight deals from Kentucky to Seattle

Keep the following information in mind while searching for Kentucky to Seattle flight deals. Data was last updated December 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$170
(Kiwi.com)

One-way from

$73
(Trip.com)

Popular in

July

Cheapest in

October

Average price

$477
Provider with most accurate pricing for Louisville Intl-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Louisville Intl-Seattle/Tacoma Intl flights.
Search Deals
From Kentucky to Seattle/Tacoma Intl
Search Deals
One-way flight from Kentucky to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($79 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kentucky 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 December 28, 2025.
Use the filters below to find and compare flights from Kentucky to Seattle that are best for you.

Fly from

Kentucky

Fly to

Seattle

Route

Depart

Return

Price

NashvilleSeattle

BNA - SEA

BNASEA

Nashville Intl

Thu 2/19

8:45 pm-8:51 am

1 stop14h 06m

Seattle/Tacoma Intl

Thu 2/26

1:16 pm-6:44 pm

1 stop27h 28m

$174

CincinnatiSeattle

CVG - SEA

CVGSEA

Cincinnati Cinci./N. Kentucky

Wed 1/21

8:00 am-10:10 am

Nonstop5h 10m

Seattle/Tacoma Intl

Wed 2/4

12:21 pm-7:49 pm

Nonstop4h 28m

$177

CincinnatiSeattle

CVG - SEA

CVGSEA

Cincinnati Cinci./N. Kentucky

Wed 1/21

6:45 am-8:52 am

Nonstop5h 07m

Seattle/Tacoma Intl

Wed 2/4

11:45 am-7:04 pm

Nonstop4h 19m

$177

CincinnatiSeattle

CVG - SEA

CVGSEA

Cincinnati Cinci./N. Kentucky

Sat 1/17

8:00 am-10:10 am

Nonstop5h 10m

Seattle/Tacoma Intl

Sat 1/24

12:21 pm-7:49 pm

Nonstop4h 28m

$177

CincinnatiSeattle

CVG - SEA

CVGSEA

Cincinnati Cinci./N. Kentucky

Tue 1/27

6:45 am-8:52 am

Nonstop5h 07m

Seattle/Tacoma Intl

Tue 2/3

11:45 am-7:04 pm

Nonstop4h 19m

$177

CincinnatiSeattle

CVG - SEA

CVGSEA

Cincinnati Cinci./N. Kentucky

Sat 5/9

6:58 pm-9:00 pm

Nonstop5h 02m

Seattle/Tacoma Intl

Sat 5/16

10:59 am-6:28 pm

Nonstop4h 29m

$177

CincinnatiSeattle

CVG - SEA

CVGSEA

Cincinnati Cinci./N. Kentucky

Wed 1/21

6:45 am-8:52 am

Nonstop5h 07m

Seattle/Tacoma Intl

Sun 1/25

11:45 am-7:04 pm

Nonstop4h 19m

$187

CincinnatiSeattle

CVG - SEA

CVGSEA

Cincinnati Cinci./N. Kentucky

Fri 2/13

8:09 am-10:20 am

Nonstop5h 11m

Seattle/Tacoma Intl

Sat 2/14

1:22 pm-8:39 pm

Nonstop4h 17m

$187

CincinnatiSeattle

CVG - SEA

CVGSEA

Cincinnati Cinci./N. Kentucky

Sat 1/17

1:09 pm-7:04 pm

1 stop8h 55m

Seattle/Tacoma Intl

Sat 1/24

10:00 am-10:55 pm

1 stop9h 55m

$196

CincinnatiSeattle

CVG - SEA

CVGSEA

Cincinnati Cinci./N. Kentucky

Fri 3/6

8:09 am-10:20 am

Nonstop5h 11m

Seattle/Tacoma Intl

Thu 3/12

1:22 pm-8:39 pm

Nonstop4h 17m

$197

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/27

Showing 1-10 of 60 results
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Best time to book a flight from Kentucky to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Kentucky 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 Kentucky to Seattle

What is the cheapest month to book a flight from Kentucky to Seattle?

Currently, August is the cheapest month in which you can book a flight from Kentucky to Seattle (average of $208). Flying from Kentucky to Seattle in June is currently the most expensive (average of $344). 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.

How much does it cost to fly round-trip from Kentucky to Seattle?

Related info for your journey

Find useful and relevant information for your journey from Kentucky 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 Kentucky?

    Seattle/Tacoma Intl (SEA) is the airport you will fly into if you book a flight from Kentucky to Seattle. It is only a 11.4 mi journey from Seattle/Tacoma Intl (SEA) to Seattle’s city center.

  • How long is the flight from Kentucky to Seattle?

    There are many flights that can get you from Kentucky to Seattle in 5h 07m. Fly via Alaska Airlines, Delta, or United Airlines to get the fastest option. There are 1959 mi between Kentucky and Seattle. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Kentucky to Seattle one-way?

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $128. However, be on the lookout for offers from Delta and Southwest, as they are both options that can get you from Kentucky to Seattle for a low price.

  • What are the most popular routes from Kentucky to Seattle?

    The most popular route from Kentucky to Seattle is Nashville Intl - Seattle/Tacoma Intl. You may also consider Cincinnati Cinci./N. Kentucky - Seattle/Tacoma Intl or Knoxville McGhee Tyson - Seattle/Tacoma Intl.

  • Can I find deals for flights from Kentucky to Seattle that include hotel bookings?

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

  • How can I find direct flights from Kentucky to Seattle?

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

  • Can I find deals for business class flights from Kentucky to Seattle?

    Yes. Cheapflights offers flight deals from Kentucky 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 Kentucky to Seattle?

    Currently, August is the cheapest month in which you can book a flight from Kentucky to Seattle (average of $208). Flying from Kentucky to Seattle in June is currently the most expensive (average of $344). 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
Tacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Edmonds
Lynnwood
Renton
Puyallup
Kirkland
Kent
Tukwila
Cle Elum
Marysville
Fife
Aberdeen
Shoreline
Centralia
Federal Way
Chehalis

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Alternative routes for Kentucky to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Kentucky to Seattle

Discover the top 5 airlines that operate flights from Kentucky 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 December 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$209Average$438FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$237Average$511FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$270Average$499FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$292Average$466FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$350Average$498FlexibilityNo cancel feeOn-time63%

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