HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Seattle

$118+ 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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SEA
abr. 5 — abr. 121
sáb. 4/5
sáb. 4/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Kentucky to Seattle with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 marzo 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$231
(Kiwi.com)

One-way from

$118
(Cheapflightsfares)

Popular in

July

Cheapest in

January

Average price

$439
Provider with most accurate pricing for Louisville Intl-Seattle/Tacoma Intl flight deals.
Search Deals
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. 16% potential increase in price ($92 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

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 marzo 31, 2025.

This Kiwi.com deal was found by Cheapflights users on 3/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 4/269:40 amBNA - SEA
Nonstop5h 09mHawaiian Airlines
sáb. 5/35:46 pmSEA - BNA
Nonstop4h 26mHawaiian Airlines
Deal found 3/30$231
This Hawaiian Airlines deal was found by Cheapflights users on 3/31. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/297:48 pmCVG - SEA
Nonstop5h 04mHawaiian Airlines
mié. 5/711:13 amSEA - CVG
Nonstop4h 30mHawaiian Airlines
Deal found 3/31$237
This Frontier deal was found by Cheapflights users on 3/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 4/255:39 pmCVG - SEA
1 stop10h 05mFrontier
vie. 5/212:21 pmSEA - CVG
1 stop9h 02mFrontier
Deal found 3/30$238
This Expedia deal was found by Cheapflights users on 3/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/27:45 pmBNA - SEA
1 stop6h 59mMultiple Airlines
mar. 5/611:24 pmSEA - BNA
Nonstop4h 26mMultiple Airlines
Deal found 3/30$243
This Expedia deal was found by Cheapflights users on 3/31. 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.
sáb. 4/267:48 pmCVG - SEA
Nonstop5h 04mMultiple Airlines
vie. 5/212:21 pmSEA - CVG
1 stop9h 02mMultiple Airlines
Deal found 3/31$243
This Cheapflightsfares deal was found by Cheapflights users on 3/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 5/148:35 amBNA - SEA
1 stop7h 50mSpirit Airlines
lun. 5/193:20 pmSEA - BNA
1 stop12h 35mSpirit Airlines
Deal found 3/30$245
This Delta deal was found by Cheapflights users on 3/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 4/206:24 amCVG - SEA
Nonstop5h 04mDelta
mar. 4/2211:25 amSEA - CVG
Nonstop4h 20mDelta
Deal found 3/30$247
This United Airlines deal was found by Cheapflights users on 3/31. 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.
mar. 4/294:15 pmBNA - SEA
1 stop8h 35mUnited Airlines
sáb. 5/35:40 pmSEA - BNA
1 stop10h 08mUnited Airlines
Deal found 3/31$257
This Alaska Airlines deal was found by Cheapflights users on 3/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/307:48 pmCVG - SEA
Nonstop5h 04mAlaska Airlines
dom. 5/2510:10 amSEA - CVG
Nonstop4h 30mAlaska Airlines
Deal found 3/30$257
This United Airlines deal was found by Cheapflights users on 3/31. 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.
mié. 4/306:20 pmCVG - SEA
1 stop7h 23mUnited Airlines
sáb. 5/35:15 amSEA - CVG
2 stops10h 38mUnited Airlines
Deal found 3/31$262
This Frontier deal was found by Cheapflights users on 3/31. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/216:00 pmBNA - SEA
1 stop8h 44mFrontier
lun. 4/286:00 amSEA - BNA
1 stop10h 49mFrontier
Deal found 3/31$268
This Southwest deal was found by Cheapflights users on 3/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 6/114:20 pmBNA - SEA
2 stops10h 10mSouthwest
mar. 6/1710:40 pmSEA - BNA
Nonstop4h 20mSouthwest
Deal found 3/30$282

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 marzo 31, 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

sáb. 4/26

9:40 am-12:49 pm

Nonstop5h 09m

Seattle/Tacoma Intl

sáb. 5/3

5:46 pm-12:12 am

Nonstop4h 26m

$231

CincinnatiSeattle

CVG - SEA

CVGSEA

Cincinnati Cinci./N. Kentucky

mar. 4/29

7:48 pm-9:52 pm

Nonstop5h 04m

Seattle/Tacoma Intl

mié. 5/7

11:13 am-6:43 pm

Nonstop4h 30m

$237

CincinnatiSeattle

CVG - SEA

CVGSEA

Cincinnati Cinci./N. Kentucky

vie. 4/25

5:39 pm-12:44 am

1 stop10h 05m

Seattle/Tacoma Intl

vie. 5/2

12:21 pm-12:23 am

1 stop9h 02m

$238

NashvilleSeattle

BNA - SEA

BNASEA

Nashville Intl

vie. 5/2

7:45 pm-12:44 am

1 stop6h 59m

Seattle/Tacoma Intl

mar. 5/6

11:24 pm-5:50 am

Nonstop4h 26m

$243

CincinnatiSeattle

CVG - SEA

CVGSEA

Cincinnati Cinci./N. Kentucky

sáb. 4/26

7:48 pm-9:52 pm

Nonstop5h 04m

Seattle/Tacoma Intl

vie. 5/2

12:21 pm-12:23 am

1 stop9h 02m

$243

NashvilleSeattle

BNA - SEA

BNASEA

Nashville Intl

mié. 5/14

8:35 am-2:25 pm

1 stop7h 50m

Seattle/Tacoma Intl

lun. 5/19

3:20 pm-5:55 am

1 stop12h 35m

$245

CincinnatiSeattle

CVG - SEA

CVGSEA

Cincinnati Cinci./N. Kentucky

dom. 4/20

6:24 am-8:28 am

Nonstop5h 04m

Seattle/Tacoma Intl

mar. 4/22

11:25 am-6:45 pm

Nonstop4h 20m

$247

NashvilleSeattle

BNA - SEA

BNASEA

Nashville Intl

mar. 4/29

4:15 pm-10:50 pm

1 stop8h 35m

Seattle/Tacoma Intl

sáb. 5/3

5:40 pm-5:48 am

1 stop10h 08m

$257

CincinnatiSeattle

CVG - SEA

CVGSEA

Cincinnati Cinci./N. Kentucky

mié. 4/30

7:48 pm-9:52 pm

Nonstop5h 04m

Seattle/Tacoma Intl

dom. 5/25

10:10 am-5:40 pm

Nonstop4h 30m

$257

CincinnatiSeattle

CVG - SEA

CVGSEA

Cincinnati Cinci./N. Kentucky

mié. 4/30

6:20 pm-10:43 pm

1 stop7h 23m

Seattle/Tacoma Intl

sáb. 5/3

5:15 am-6:53 pm

2 stops10h 38m

$262

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 60 results
1
2
3
...
6

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 $411). 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 marzo 31, 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.

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

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 marzo 31, 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. 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
9,818 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.1

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
9,818 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.1

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
4,276 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.1

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
7,899 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.1

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
7.9
Good
2,342 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.1

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
8,614 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.1

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 $118. However, be on the lookout for offers from Hawaiian Airlines and Spirit 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?

    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 $411). 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
Renton
Lacey
Ocean Shores
Leavenworth
Federal Way
Olympia
Cle Elum
Centralia
Mukilteo
Aberdeen
Shoreline
Lynnwood
Shelton
Silverdale
Redmond
Monroe

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Kentucky to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Seattle flights
Newark to Seattle flights
John F Kennedy Intl to Seattle flights
Los Angeles to Seattle flights
Reagan-National to Seattle flights
O'Hare Intl to Seattle flights
Hobby to Seattle flights
Dulles Intl to Seattle flights
Orlando to Seattle flights
Baltimore to Seattle flights
Atlanta to Seattle flights
Los Angeles to Portland flights
Philadelphia to Seattle flights
San Jose to Seattle flights
Detroit to Seattle flights
San Francisco to Seattle flights
LaGuardia to Seattle flights
Minneapolis to Seattle flights
Boston to Seattle flights
George Bush Intcntl to Seattle flights
Sky Harbor Intl to Seattle flights
Santa Ana to Seattle flights
Denver to Seattle flights
San Diego to Seattle flights
Ontario to Seattle flights
Raleigh to Seattle flights
Tampa to Seattle flights
Oakland to Seattle flights
St. Louis to Seattle flights
Burbank to Seattle flights
John F Kennedy Intl to Portland flights
Salt Lake City to Seattle flights
Austin to Seattle flights
Dulles Intl to Portland flights
Midway to Seattle flights
Charlotte to Seattle flights
Indianapolis to Seattle flights
San Antonio to Seattle flights
O'Hare Intl to Portland flights
Cleveland to Seattle flights
Pittsburgh to Seattle flights
Newark to Portland flights
Cincinnati to Seattle flights
Columbus to Seattle flights
Milwaukee to Seattle flights
Kansas City to Seattle flights
Dallas/Fort Worth to Portland flights
Sacramento to Seattle flights
Fort Lauderdale to Seattle flights
Reagan-National to Portland flights

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 marzo 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$215Average$282FlexibilityNo cancel feeOn-time65%
Alaska AirlinesCheapest$222Average$603FlexibilityNo cancel feeOn-time75%
Sun Country AirCheapest$238Average$330FlexibilityNo cancel feeOn-time83%
DeltaCheapest$288Average$495FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$326Average$491FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$338Average$563FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$354Average$503FlexibilityNo cancel feeOn-time63%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.