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$79+ 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 8/7. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SEA
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from Kentucky to Seattle

Keep the following information in mind while searching for Kentucky to Seattle flight deals. Data was last updated July 3, 2025.

Round-trip from

$180
(Priceline)

One-way from

$79
(Priceline)

Popular in

June

Cheapest in

October

Average price

$553
From Kentucky to Seattle/Tacoma Intl
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One-way flight from Kentucky to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 14% potential increase in price ($79 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find 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 July 3, 2025.

This Priceline deal was found by Cheapflights users on 7/1. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/188:26 pmTYS - SEA
1 stop7h 04mFrontier
Mon 9/226:12 amSEA - TYS
1 stop10h 29mFrontier
Deal found 7/1$180
This Priceline deal was found by Cheapflights users on 7/1. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/77:27 pmBNA - SEA
1 stop7h 07mFrontier
Sun 8/106:25 amSEA - BNA
1 stop10h 17mFrontier
Deal found 7/1$204
This Mytrip deal was found by Cheapflights users on 7/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/294:31 pmSDF - SEA
2 stops26h 54mSpirit Airlines
Thu 8/75:30 pmSEA - SDF
2 stops20h 48mSpirit Airlines
Deal found 7/1$236
This Orbitz deal was found by Cheapflights users on 7/1. 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 8/124:19 pmBNA - SEA
1 stop8h 43mMultiple Airlines
Tue 9/167:00 amSEA - BNA
1 stop12h 43mMultiple Airlines
Deal found 7/1$241
This Delta deal was found by Cheapflights users on 7/3. 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 10/212:15 pmSDF - SEA
1 stop7h 26mDelta
Wed 10/2911:05 pmSEA - SDF
1 stop7h 49mDelta
Deal found 7/3$245
This CheapOair deal was found by Cheapflights users on 7/1. 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 8/227:00 amCVG - SEA
1 stop20h 34mFrontier
Mon 8/256:17 amSEA - CVG
1 stop16h 27mFrontier
Deal found 7/1$245
This Southwest deal was found by Cheapflights users on 7/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/14:20 pmSDF - SEA
1 stop8h 10mSouthwest
Tue 9/211:10 pmSEA - SDF
1 stop10h 15mSouthwest
Deal found 7/1$250
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 8/165:44 pmBNA - SEA
Nonstop5h 04mHawaiian Airlines
Sat 8/235:40 pmSEA - BNA
Nonstop4h 28mHawaiian Airlines
Deal found 7/2$255
This United Airlines deal was found by Cheapflights users on 6/30. 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 8/126:00 amCVG - SEA
1 stop6h 50mUnited Airlines
Wed 8/2010:55 pmSEA - CVG
1 stop8h 35mUnited Airlines
Deal found 6/30$257
This American Airlines deal was found by Cheapflights users on 7/3. 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 10/219:44 amSDF - SEA
1 stop10h 10mAmerican Airlines
Tue 10/2812:34 amSEA - SDF
1 stop10h 09mAmerican Airlines
Deal found 7/3$260
This Southwest deal was found by Cheapflights users on 7/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/231:50 pmCVG - SEA
1 stop9h 05mSouthwest
Wed 9/36:45 amSEA - CVG
2 stops11h 40mSouthwest
Deal found 7/2$262
This SmartFares deal was found by Cheapflights users on 7/1. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/156:37 pmCVG - SEA
Nonstop4h 58mHawaiian Airlines
Fri 8/2210:03 amSEA - CVG
Nonstop4h 34mHawaiian Airlines
Deal found 7/1$263

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 July 3, 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

KnoxvilleSeattle

TYS - SEA

TYSSEA

Knoxville McGhee Tyson

Thu 9/18

8:26 pm-12:30 am

1 stop7h 04m

Seattle/Tacoma Intl

Mon 9/22

6:12 am-7:41 pm

1 stop10h 29m

$180

NashvilleSeattle

BNA - SEA

BNASEA

Nashville Intl

Thu 8/7

7:27 pm-12:34 am

1 stop7h 07m

Seattle/Tacoma Intl

Sun 8/10

6:25 am-6:42 pm

1 stop10h 17m

$204

LouisvilleSeattle

SDF - SEA

SDFSEA

Louisville Intl

Tue 7/29

4:31 pm-4:25 pm

2 stops26h 54m

Seattle/Tacoma Intl

Thu 8/7

5:30 pm-5:18 pm

2 stops20h 48m

$236

NashvilleSeattle

BNA - SEA

BNASEA

Nashville Intl

Tue 8/12

4:19 pm-11:02 pm

1 stop8h 43m

Seattle/Tacoma Intl

Tue 9/16

7:00 am-9:43 pm

1 stop12h 43m

$241

LouisvilleSeattle

SDF - SEA

SDFSEA

Louisville Intl

Tue 10/21

2:15 pm-6:41 pm

1 stop7h 26m

Seattle/Tacoma Intl

Wed 10/29

11:05 pm-9:54 am

1 stop7h 49m

$245

CincinnatiSeattle

CVG - SEA

CVGSEA

Cincinnati Cinci./N. Kentucky

Fri 8/22

7:00 am-12:34 am

1 stop20h 34m

Seattle/Tacoma Intl

Mon 8/25

6:17 am-1:44 am

1 stop16h 27m

$245

LouisvilleSeattle

SDF - SEA

SDFSEA

Louisville Intl

Mon 9/1

4:20 pm-9:30 pm

1 stop8h 10m

Seattle/Tacoma Intl

Tue 9/2

11:10 pm-12:25 pm

1 stop10h 15m

$250

NashvilleSeattle

BNA - SEA

BNASEA

Nashville Intl

Sat 8/16

5:44 pm-8:48 pm

Nonstop5h 04m

Seattle/Tacoma Intl

Sat 8/23

5:40 pm-12:08 am

Nonstop4h 28m

$255

NashvilleSeattle

BNA - SEA

BNASEA

Nashville Intl

Tue 8/12

7:00 am-10:06 am

Nonstop5h 06m

Seattle/Tacoma Intl

Sat 9/13

5:40 pm-12:08 am

Nonstop4h 28m

$257

CincinnatiSeattle

CVG - SEA

CVGSEA

Cincinnati Cinci./N. Kentucky

Tue 8/12

8:40 am-10:39 am

Nonstop4h 59m

Seattle/Tacoma Intl

Sun 8/17

11:49 pm-7:07 am

Nonstop4h 18m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

Showing 1-10 of 59 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, January is the cheapest month in which you can book a flight from Kentucky to Seattle (average of $238). Flying from Kentucky to Seattle in July is currently the most expensive (average of $390). 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 KY to SEA?

Find hourly flight availability from Kentucky 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 July 3, 2025.

When flying from Kentucky to Seattle, 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 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 July 3, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Delta from Kentucky to Seattle by reading reviews from past customers. 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
10,000 reviews

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,266 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,982 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.8
Good
2,545 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,861 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Entertainment

7.1

Boarding

8.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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.

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

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $79. However, be on the lookout for offers from United Airlines 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 Cincinnati Cinci./N. Kentucky - Seattle/Tacoma Intl. You may also consider Nashville Intl - Seattle/Tacoma Intl or Louisville Intl - 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, January is the cheapest month in which you can book a flight from Kentucky to Seattle (average of $238). Flying from Kentucky to Seattle in July is currently the most expensive (average of $390). 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 Kentucky?

Book flights to Kentucky if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lacey
Leavenworth
Lynnwood
Renton
Olympia
Shoreline
Puyallup
Cle Elum
Centralia
Kent
Federal Way
Chehalis
Kirkland
Aberdeen
Shelton

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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 7 airlines flying from Kentucky to Seattle

Discover the top 7 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$237Average$504FlexibilityNo cancel feeOn-time75%
Spirit AirlinesCheapest$239Average$293FlexibilityNo cancel feeOn-time65%
DeltaCheapest$242Average$450FlexibilityNo cancel feeOn-timeN/A
Sun Country AirCheapest$256Average$365FlexibilityNo cancel feeOn-time83%
United AirlinesCheapest$291Average$515FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$322Average$480FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$356Average$501FlexibilityNo cancel feeOn-time63%

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