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$39+ Cheap flights from Washington, D.C. (WAS) to Kentucky

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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — SDF
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Kentucky

Keep the following information in mind while searching for Washington, D.C. to Kentucky flight deals. Data was last updated September 16, 2025.

Round-trip from

$80
(Cheapflightsfares)

One-way from

$39
(Kiwi.com)

Popular in

October

Cheapest in

January

Average price

$317

Good round-trip deal

$254 or less

Good one-way deal

$108 or less
From Washington, D.C. (WAS) to Kentucky
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One-way flight from Washington, D.C. (WAS) to Kentucky
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Highest demand for flights based on searches. 6% potential increase in price ($21 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Washington, D.C. (WAS) to Kentucky.
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Price to beat on a one-way flight from Washington, D.C. (WAS) to Kentucky.
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Find flight deals from Washington, D.C. to Kentucky

Cheapest flights from Washington, D.C. to Kentucky
Explore the most affordable flight options available from Washington, D.C. to Kentucky. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/235:37 pmBWI - BNA
Nonstop2h 09mSpirit Airlines
Mon 10/277:45 pmBNA - BWI
Nonstop1h 51mSpirit Airlines
Deal found 9/14$80
This Gotogate deal was found by Cheapflights users on 9/14. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/235:37 pmBWI - BNA
Nonstop2h 09mSpirit Airlines
Sun 10/267:45 pmBNA - BWI
Nonstop1h 51mSpirit Airlines
Deal found 9/14$81
This Booking.com deal was found by Cheapflights users on 9/15. 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.
Thu 11/136:50 pmBWI - BNA
Nonstop1h 56mSpirit Airlines
Mon 11/178:54 pmBNA - BWI
Nonstop1h 48mSpirit Airlines
Deal found 9/15$82
This FlightHub deal was found by Cheapflights users on 9/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/208:23 pmIAD - TYS
Nonstop1h 40mAllegiant Air
Sun 11/235:49 pmTYS - IAD
Nonstop1h 44mAllegiant Air
Deal found 9/15$86
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/78:46 pmIAD - TYS
Nonstop1h 40mAllegiant Air
Mon 11/105:22 pmTYS - IAD
Nonstop1h 44mAllegiant Air
Deal found 9/14$89
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/146:50 pmBWI - BNA
Nonstop1h 56mSpirit Airlines
Sun 11/168:54 pmBNA - BWI
Nonstop1h 48mSpirit Airlines
Deal found 9/14$90
This Booking.com deal was found by Cheapflights users on 9/15. 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.
Thu 11/136:50 pmBWI - BNA
Nonstop1h 56mSpirit Airlines
Sun 11/168:54 pmBNA - BWI
Nonstop1h 48mSpirit Airlines
Deal found 9/15$93
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/149:16 pmIAD - TYS
Nonstop1h 40mAllegiant Air
Mon 11/172:22 pmTYS - IAD
Nonstop1h 44mAllegiant Air
Deal found 9/15$96
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/236:55 pmBWI - BNA
Nonstop1h 54mSpirit Airlines
Fri 11/288:54 pmBNA - BWI
Nonstop1h 44mSpirit Airlines
Deal found 9/14$99
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/66:50 pmBWI - BNA
Nonstop1h 56mSpirit Airlines
Mon 11/108:54 pmBNA - BWI
Nonstop1h 48mSpirit Airlines
Deal found 9/15$100
This FlightHub deal was found by Cheapflights users on 9/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/248:33 pmIAD - TYS
Nonstop1h 40mAllegiant Air
Mon 10/2711:00 amTYS - IAD
Nonstop1h 44mAllegiant Air
Deal found 9/15$101
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/136:50 pmBWI - BNA
Nonstop1h 56mSpirit Airlines
Thu 11/208:54 pmBNA - BWI
Nonstop1h 44mSpirit Airlines
Deal found 9/15$101

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Kentucky 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 September 16, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Kentucky that are best for you.

Fly from

Washington, D.C.

Fly to

Kentucky

Route

Depart

Return

Price

Washington, D.C.Knoxville

IAD - TYS

IADTYS

Washington, D.C. Dulles Intl

Thu 11/20

8:23 pm-10:03 pm

Nonstop1h 40m

Knoxville McGhee Tyson

Sun 11/23

5:49 pm-7:33 pm

Nonstop1h 44m

$90

Washington, D.C.Nashville

IAD - BNA

IADBNA

Washington, D.C. Dulles Intl

Tue 10/14

1:00 pm-1:53 pm

Nonstop1h 53m

Nashville Intl

Thu 10/16

8:25 am-11:13 am

Nonstop1h 48m

$115

Washington, D.C.Nashville

IAD - BNA

IADBNA

Washington, D.C. Dulles Intl

Tue 10/14

1:00 pm-1:53 pm

Nonstop1h 53m

Nashville Intl

Tue 10/21

8:25 am-11:13 am

Nonstop1h 48m

$115

Washington, D.C.Nashville

DCA - BNA

DCABNA

Washington, D.C. Reagan-National

Mon 11/17

10:00 am-11:06 am

Nonstop2h 06m

Nashville Intl

Mon 11/24

5:10 pm-7:59 pm

Nonstop1h 49m

$117

Washington, D.C.Nashville

DCA - BNA

DCABNA

Washington, D.C. Reagan-National

Tue 11/18

8:40 pm-9:45 pm

Nonstop2h 05m

Nashville Intl

Mon 11/24

6:20 am-9:13 am

Nonstop1h 53m

$117

BaltimoreCincinnati

BWI - CVG

BWICVG

Baltimore/Washington

Wed 10/15

6:29 am-1:07 pm

1 stop6h 38m

Cincinnati Cinci./N. Kentucky

Wed 10/22

11:20 am-5:26 pm

1 stop6h 06m

$121

BaltimoreCincinnati

BWI - CVG

BWICVG

Baltimore/Washington

Wed 10/29

6:15 am-1:11 pm

1 stop6h 56m

Cincinnati Cinci./N. Kentucky

Sat 11/1

2:09 pm-9:25 pm

1 stop7h 16m

$121

BaltimoreNashville

BWI - BNA

BWIBNA

Baltimore/Washington

Thu 10/23

5:37 pm-6:46 pm

Nonstop2h 09m

Nashville Intl

Sun 10/26

6:12 am-5:44 pm

1 stop10h 32m

$123

BaltimoreNashville

BWI - BNA

BWIBNA

Baltimore/Washington

Fri 10/24

5:37 pm-6:46 pm

Nonstop2h 09m

Nashville Intl

Sun 10/26

6:12 am-5:44 pm

1 stop10h 32m

$123

BaltimoreNashville

BWI - BNA

BWIBNA

Baltimore/Washington

Thu 12/11

3:01 pm-9:12 pm

1 stop7h 11m

Nashville Intl

Sun 12/14

8:54 pm-11:38 pm

Nonstop1h 44m

$125

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 60 results
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Best time to book a flight from Washington, D.C. to Kentucky

Have a flexible travel schedule? Discover the best time to fly to Kentucky from Washington, D.C. 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 Washington, D.C. to Kentucky

What is the cheapest month to book a flight from Washington, D.C. to Kentucky?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Kentucky (average of $299). Flying from Washington, D.C. to Kentucky in April is currently the most expensive (average of $369). 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 WAS to KY?

Find hourly flight availability from Washington, D.C. to Kentucky. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

When flying from Washington, D.C. to Kentucky, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Washington, D.C. to Kentucky

Explore weekly flight availability from Washington, D.C. to Kentucky. 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 September 16, 2025.

The most flights from WAS to USKY are scheduled on a Monday (11 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (8 on average).

How much does it cost to fly round-trip from Washington, D.C. to Kentucky?

Reviews of airlines servicing Kentucky

Get insights into the airlines that provide service to Kentucky. 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 Kentucky. Reviews last updated September 16, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from Washington, D.C. to Kentucky to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,954 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,929 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

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

  • How long is the flight from Washington, D.C. to Kentucky?

    There are many flights that can get you from Washington, D.C. to Kentucky in 1h 40m. Fly via Allegiant Air, United Airlines, or Delta to get the fastest option. The distance from Washington, D.C. to Kentucky is about 419 mi. All flights are typically nonstop.

  • What are the cheapest airlines to fly from Washington, D.C. to Kentucky one-way?

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $39. Users have also found prices from $40 and $51 on Southwest and American Airlines, respectively.

  • What are the most popular routes from Washington, D.C. to Kentucky?

    When deciding which route to take from Washington, D.C. to Kentucky consider Washington, D.C. Reagan-National - Nashville Intl, Washington, D.C. Dulles Intl - Nashville Intl or Baltimore/Washington - Nashville Intl as they are the most popular.

  • What are the most reliable airlines from Washington, D.C. to Kentucky?

    Before booking your flight to Kentucky from Washington, D.C., check out the most reliable airlines to get you to your destination on time: Air Canada (95%), Republic Airways (88%), Lufthansa( 88%).

  • What are the cheapest flights from Washington, D.C. to Kentucky?

    Looking for the cheapest flight from Washington, D.C. to Kentucky? While on average our users pay $284, our data indicates the cheapest price to be $158. The most popular route (Washington, D.C. Reagan-National - Nashville Intl), is priced around $143.

  • Can I find deals for flights from Washington, D.C. to Kentucky that include hotel bookings?

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

  • How can I find direct flights from Washington, D.C. to Kentucky?

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

  • Can I find deals for business class flights from Washington, D.C. to Kentucky?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Kentucky 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 Washington, D.C. to Kentucky?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Kentucky (average of $299). Flying from Washington, D.C. to Kentucky in April is currently the most expensive (average of $369). 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 Washington, D.C. to Kentucky

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Dallas/Fort Worth flights
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Top 4 airlines flying from Washington, D.C. to Kentucky

Discover the top 4 airlines that operate flights from Washington, D.C. to Kentucky. 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$186Average$324FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$189Average$298FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$189Average$381FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$196Average$312FlexibilityNo cancel feeOn-time63%

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