Seattle

$91+ 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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SEA
May 18 — May 251
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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 April 18, 2026.

This Gotogate deal was found by Cheapflights users on 4/13. 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.
Fri 5/16:10 pm
BNA
-
SEA
1 stop17h 17m
Frontier
Fri 5/87:50 pm
SEA
-
BNA
1 stop20h 23m
Frontier
Deal found 4/13$180
This Booking.com deal was found by Cheapflights users on 4/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/812:50 pm
CVG
-
SEA
1 stop23h 59m
Frontier
Mon 5/117:50 pm
SEA
-
CVG
1 stop13h 05m
Frontier
Deal found 4/15$187
This Kiwi.com deal was found by Cheapflights users on 4/13. 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 5/1212:50 pm
CVG
-
SEA
1 stop23h 59m
Frontier
Tue 5/197:50 pm
SEA
-
CVG
1 stop13h 10m
Frontier
Deal found 4/13$193
This CheapOair deal was found by Cheapflights users on 4/14. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/67:17 pm
BNA
-
SEA
1 stop16h 32m
Frontier
Fri 5/87:50 pm
SEA
-
BNA
1 stop20h 23m
Frontier
Deal found 4/14$196
This Booking.com deal was found by Cheapflights users on 4/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/61:05 pm
CVG
-
SEA
1 stop23h 44m
Frontier
Sun 5/107:50 pm
SEA
-
CVG
1 stop13h 05m
Frontier
Deal found 4/17$198
This Trip.com deal was found by Cheapflights users on 4/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/512:15 pm
CVG
-
SEA
1 stop24h 34m
Frontier
Sat 5/96:52 pm
SEA
-
CVG
1 stop12h 52m
Frontier
Deal found 4/15$199
This Booking.com deal was found by Cheapflights users on 4/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/18:17 pm
CVG
-
SEA
1 stop16h 10m
Frontier
Tue 5/57:50 pm
SEA
-
CVG
1 stop13h 10m
Frontier
Deal found 4/15$202
This Kiwi.com deal was found by Cheapflights users on 4/13. 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.
Mon 5/44:50 pm
BNA
-
SEA
1 stop18h 59m
Frontier
Thu 5/711:06 am
SEA
-
BNA
2 stops30h 29m
Frontier
Deal found 4/13$209
This Kiwi.com deal was found by Cheapflights users on 4/13. 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.
Sat 5/91:05 pm
CVG
-
SEA
1 stop23h 44m
Frontier
Tue 5/197:50 pm
SEA
-
CVG
1 stop13h 10m
Frontier
Deal found 4/13$210
This CheapOair deal was found by Cheapflights users on 4/14. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/16:10 pm
BNA
-
SEA
1 stop17h 17m
Frontier
Mon 5/47:12 pm
SEA
-
BNA
1 stop21h 10m
Frontier
Deal found 4/14$211
This Kiwi.com deal was found by Cheapflights users on 4/13. 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.
Thu 5/77:08 pm
BNA
-
SEA
1 stop16h 41m
Frontier
Mon 5/1111:37 am
SEA
-
BNA
2 stops28h 45m
Frontier
Deal found 4/13$215
This Super.com deal was found by Cheapflights users on 4/17. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/78:40 pm
CVG
-
SEA
1 stop16h 42m
Frontier
Fri 5/227:50 pm
SEA
-
CVG
1 stop20h 41m
Frontier
Deal found 4/17$215

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 April 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$180
(Gotogate)

One-way from

$91
(Trip.com)

Popular in

July

Cheapest in

January

Average price

$473
Provider with most accurate pricing for Louisville Intl-Seattle/Tacoma Intl flight deals.
Provider most trusted by Cheapflights users for Louisville Intl-Seattle/Tacoma Intl flights.
From Kentucky to Seattle/Tacoma Intl
One-way flight from Kentucky to Seattle/Tacoma Intl
Highest demand for flights based on searches. 14% potential increase in price ($69 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).
Average for round-trip flights in April 2026

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 April 18, 2026.
Use the filters below to find and compare flights from Kentucky to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CincinnatiSeattle

CVG - SEA

CVGSEA

Cincinnati Cinci./N. Kentucky

Tue 8/11

6:10 pm-10:42 pm

1 stop7h 32m

Seattle/Tacoma Intl

Tue 8/18

11:56 pm-11:04 am

1 stop8h 08m

$317

NashvilleSeattle

BNA - SEA

BNASEA

Nashville Intl

Tue 6/2

7:00 am-10:05 am

Nonstop5h 05m

Seattle/Tacoma Intl

Thu 6/11

5:30 pm-11:59 pm

Nonstop4h 29m

$337

NashvilleSeattle

BNA - SEA

BNASEA

Nashville Intl

Thu 6/4

7:20 pm-1:40 am

1 stop8h 20m

Seattle/Tacoma Intl

Sat 6/13

6:40 pm-5:00 am

1 stop8h 20m

$357
Quickest round-trip

NashvilleSeattle

BNA - SEA

BNASEA

Nashville Intl

Wed 10/14

7:00 am-10:07 am

Nonstop5h 07m

Seattle/Tacoma Intl

Wed 10/28

5:35 pm-11:59 pm

Nonstop4h 24m

$377

NashvilleSeattle

BNA - SEA

BNASEA

Nashville Intl

Wed 6/17

7:00 am-10:05 am

Nonstop5h 05m

Seattle/Tacoma Intl

Wed 7/1

5:30 pm-11:59 pm

Nonstop4h 29m

$377

NashvilleSeattle

BNA - SEA

BNASEA

Nashville Intl

Thu 8/27

9:00 am-11:59 am

Nonstop4h 59m

Seattle/Tacoma Intl

Fri 9/4

11:08 pm-5:40 am

Nonstop4h 32m

$377

NashvilleSeattle

BNA - SEA

BNASEA

Nashville Intl

Wed 5/13

6:00 am-10:55 am

1 stop6h 55m

Seattle/Tacoma Intl

Tue 5/19

5:40 pm-12:10 am

Nonstop4h 30m

$382

NashvilleSeattle

BNA - SEA

BNASEA

Nashville Intl

Sat 5/30

2:50 pm-11:55 pm

1 stop11h 05m

Seattle/Tacoma Intl

Mon 6/1

5:40 pm-12:08 am

Nonstop4h 28m

$382

NashvilleSeattle

BNA - SEA

BNASEA

Nashville Intl

Thu 5/14

7:27 pm-12:12 am

1 stop6h 45m

Seattle/Tacoma Intl

Sat 5/23

5:40 pm-12:10 am

Nonstop4h 30m

$382

NashvilleSeattle

BNA - SEA

BNASEA

Nashville Intl

Thu 5/28

2:50 pm-11:55 pm

1 stop11h 05m

Seattle/Tacoma Intl

Fri 6/5

5:40 pm-12:08 am

Nonstop4h 28m

$382

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/13

Showing 1-10 of 60 resultsSorted by cheapest first
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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 $132). Flying from Kentucky to Seattle in March is currently the most expensive (average of $308). 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 05m. Fly via United Airlines, Delta, or Southwest to get the fastest option. There are 1972 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 United Airlines, 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?

  • 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 $132). Flying from Kentucky to Seattle in March is currently the most expensive (average of $308). 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
Tacoma
Ocean Shores
Olympia
Lynnwood
Lacey
Kent
Edmonds
Leavenworth
Snoqualmie
Tumwater
Tukwila
Renton
Puyallup
Kirkland
Ellensburg
Fife
Lakewood
Issaquah
Shoreline

Browse thousands of different options on Cheapflights for your next trip

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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.

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 April 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$206Average$418FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$237Average$492FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$257Average$476FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$270Average$462FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$336Average$496FlexibilityNo cancel feeOn-time63%

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