HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Washington, D.C.

$57+ Cheap flights from Kentucky to Washington, D.C. (WAS)

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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — WAS
Aug 6 — Aug 131
Thu 8/6
Thu 8/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Kentucky to Washington, D.C. 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 Washington, D.C.

Cheapest flights from Kentucky to Washington, D.C.
Explore the most affordable flight options available from Kentucky to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 7, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 7/6. 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 8/611:50 am
BNA
-
IAD
Nonstop1h 47m
Allegiant Air
Sat 8/89:05 pm
IAD
-
BNA
Nonstop1h 48m
Allegiant Air
Deal found 7/6$91
This Kissandfly.com deal was found by Cheapflights users on 7/5. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/811:15 am
BNA
-
IAD
Nonstop1h 47m
Allegiant Air
Sun 8/93:27 pm
IAD
-
BNA
Nonstop1h 48m
Allegiant Air
Deal found 7/5$92
This Cheapflightsfares deal was found by Cheapflights users on 7/6. 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 8/1311:19 am
BNA
-
IAD
Nonstop1h 47m
Allegiant Air
Sat 8/159:05 pm
IAD
-
BNA
Nonstop1h 48m
Allegiant Air
Deal found 7/6$96
This eDestinos deal was found by Cheapflights users on 7/4. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/111:20 am
BNA
-
IAD
Nonstop1h 47m
Allegiant Air
Thu 8/63:27 pm
IAD
-
BNA
Nonstop1h 48m
Allegiant Air
Deal found 7/4$97
This Super.com 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/111:20 am
BNA
-
IAD
Nonstop1h 47m
Allegiant Air
Sun 8/93:27 pm
IAD
-
BNA
Nonstop1h 48m
Allegiant Air
Deal found 7/3$101
This Cheapflightsfares deal was found by Cheapflights users on 7/4. 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 8/1311:19 am
BNA
-
IAD
Nonstop1h 47m
Allegiant Air
Sun 8/163:27 pm
IAD
-
BNA
Nonstop1h 48m
Allegiant Air
Deal found 7/4$108
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/2412:53 pm
CVG
-
BWI
1 stop18h 33m
Frontier
Sat 7/259:37 pm
BWI
-
CVG
1 stop13h 36m
Frontier
Deal found 7/3$142
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/812:53 pm
CVG
-
BWI
1 stop9h 06m
Frontier
Tue 8/119:32 pm
BWI
-
CVG
1 stop14h 16m
Frontier
Deal found 7/3$143
This Kiwi.com deal was found by Cheapflights users on 7/6. 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 11/712:48 pm
CVG
-
BWI
1 stop5h 48m
Frontier
Tue 11/109:20 pm
BWI
-
CVG
1 stop14h 23m
Frontier
Deal found 7/6$148
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 8/812:53 pm
CVG
-
BWI
1 stop9h 06m
Frontier
Mon 8/109:32 pm
BWI
-
CVG
1 stop13h 41m
Frontier
Deal found 7/2$152
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1712:53 pm
CVG
-
BWI
1 stop18h 33m
Frontier
Mon 8/249:32 pm
BWI
-
CVG
1 stop13h 49m
Frontier
Deal found 7/3$157
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.
Thu 8/612:18 pm
CVG
-
BWI
1 stop5h 51m
Frontier
Tue 8/119:32 pm
BWI
-
CVG
1 stop14h 16m
Frontier
Deal found 7/2$158

Find flight deals from Kentucky to Washington, D.C.

Keep the following information in mind while searching for Kentucky to Washington, D.C. flight deals. Data was last updated July 7, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$91
(Cheapflightsfares)

One-way from

$57
(Southwest)

Popular in

June

Cheapest in

November

Average price

$259

Good round-trip deal

$294 or less

Good one-way deal

$206 or less
Provider with most accurate pricing for Louisville Intl-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Washington, D.C. (WAS) flights.
Search Deals
From Kentucky to Washington, D.C. (WAS)
Search Deals
One-way flight from Kentucky to Washington, D.C. (WAS)
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($21 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Kentucky to Washington, D.C. (WAS).
Search Deals
Price to beat on a one-way flight from Kentucky to Washington, D.C. (WAS).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kentucky to Washington, D.C. 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 7, 2026.
Use the filters below to find and compare flights from Kentucky to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

CincinnatiBaltimore

CVG - BWI

CVGBWI

Cincinnati Cinci./N. Kentucky

Sat 8/8

5:50 am-7:20 am

Nonstop1h 30m

Baltimore/Washington

Tue 8/11

8:10 pm-9:45 pm

Nonstop1h 35m

$195

KnoxvilleBaltimore

TYS - BWI

TYSBWI

Knoxville McGhee Tyson

Wed 8/5

8:05 am-9:45 am

Nonstop1h 40m

Baltimore/Washington

Wed 8/12

6:10 pm-7:50 pm

Nonstop1h 40m

$196

CincinnatiBaltimore

CVG - BWI

CVGBWI

Cincinnati Cinci./N. Kentucky

Mon 8/17

6:00 am-7:30 am

Nonstop1h 30m

Baltimore/Washington

Mon 8/24

5:40 pm-9:35 pm

1 stop3h 55m

$205

KnoxvilleBaltimore

TYS - BWI

TYSBWI

Knoxville McGhee Tyson

Sat 9/19

7:50 am-9:30 am

Nonstop1h 40m

Baltimore/Washington

Wed 9/23

6:10 pm-7:50 pm

Nonstop1h 40m

$206

CincinnatiBaltimore

CVG - BWI

CVGBWI

Cincinnati Cinci./N. Kentucky

Thu 8/6

7:05 am-2:40 pm

2 stops7h 35m

Baltimore/Washington

Mon 8/10

6:40 am-12:15 pm

1 stop5h 35m

$211

KnoxvilleBaltimore

TYS - BWI

TYSBWI

Knoxville McGhee Tyson

Sat 8/1

8:00 am-9:35 am

Nonstop1h 35m

Baltimore/Washington

Tue 8/4

6:30 am-12:05 pm

1 stop5h 35m

$216

CincinnatiBaltimore

CVG - BWI

CVGBWI

Cincinnati Cinci./N. Kentucky

Sat 8/1

6:57 pm-11:18 pm

1 stop4h 21m

Baltimore/Washington

Thu 8/6

10:25 am-4:42 pm

1 stop6h 17m

$227

LouisvilleBaltimore

SDF - BWI

SDFBWI

Louisville Intl

Thu 8/20

10:34 am-4:49 pm

1 stop6h 15m

Baltimore/Washington

Wed 9/9

8:15 am-12:20 pm

1 stop4h 05m

$227

LouisvilleBaltimore

SDF - BWI

SDFBWI

Louisville Intl

Thu 8/20

11:50 am-1:30 pm

Nonstop1h 40m

Baltimore/Washington

Wed 9/9

10:35 am-3:15 pm

1 stop4h 40m

$227

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Sat 8/1

6:00 am-7:34 am

Nonstop1h 34m

Washington, D.C. Dulles Intl

Thu 8/6

9:00 am-10:45 am

Nonstop1h 45m

$234

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from Kentucky to Washington, D.C.

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

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

Currently, October is the cheapest month in which you can book a flight from Kentucky to Washington, D.C. (average of $108). Flying from Kentucky to Washington, D.C. in February is currently the most expensive (average of $189). 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 WAS?

Find hourly flight availability from Kentucky to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 7, 2026.

Unlike at noon, when flights are generally more expensive, you can save up to 44% on flights from Kentucky to Washington, D.C. by exploring options for tickets in the evening.

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

Explore weekly flight availability from Kentucky to Washington, D.C.. 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 July 7, 2026.

The most flights from USKY to WAS are scheduled on a Monday (11 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (7 on average).

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

How far ahead should I book a flight from Kentucky to Washington, D.C.?

The price you pay for your flight from Kentucky to Washington, D.C. may vary depending on when you book. For the best chance of a lower fare, look to book 75 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest day to fly from Kentucky to Washington, D.C.?

Use this chart to determine the cheapest time to fly round-trip from Kentucky to Washington, D.C.. Price data was last updated on July 4, 2026.

Travelers seeking maximum savings on their Kentucky to Washington, D.C. flight should consider departing on Wednesday at noon when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from Kentucky to Washington, D.C.. 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 Kentucky to Washington, D.C.?

    A quick flight from Kentucky to Washington, D.C. can take about 1h 30m. Southwest provides one of the quickest options available for as low as $195. The distance from Kentucky to Washington, D.C. is about 428 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The cheapest airline one-way is Southwest, with whom users have recently found tickets for as low as $104. However, be on the lookout for offers from American Airlines and Delta, as they are both options that can get you from Kentucky to Washington, D.C. for a low price.

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

    While some choose either Nashville Intl - Washington, D.C. Reagan-National or Cincinnati Cinci./N. Kentucky - Washington, D.C. Dulles Intl, Cincinnati Cinci./N. Kentucky - Washington, D.C. Reagan-National is the most popular route from Kentucky to Washington, D.C..

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Kentucky to Washington, D.C. on time: Republic Airways (96%), Air Canada (95%), Copa Airlines (94%).

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

    On average you can expect to pay $1,352 for a flight from Kentucky to Washington, D.C.. The cheapest flight overall is $140 while the most popular route, (Cincinnati Cinci./N. Kentucky - Washington, D.C. Reagan-National) is currently priced at $222.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Kentucky to Washington, D.C. (average of $108). Flying from Kentucky to Washington, D.C. in February is currently the most expensive (average of $189). 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 Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Arlington
Tysons
Owings Mills
Springfield
Lanham
Reston
Herndon
Rockville
Hyattsville
Manassas
Falls Church
Fredericksburg
Hanover
Laurel
Silver Spring
Clinton
Hunt Valley
Cordova
Woodbridge

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 Washington, D.C.

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Dulles Intl flights
Dallas/Fort Worth to Reagan-National flights
Los Angeles to Reagan-National flights
Seattle to Dulles Intl flights
Atlanta to Dulles Intl flights
Atlanta to Reagan-National flights
Los Angeles to Dulles Intl flights
Seattle to Reagan-National flights
O'Hare Intl to Reagan-National flights
O'Hare Intl to Dulles Intl flights
Hobby to Dulles Intl flights
Boston to Reagan-National flights
San Francisco to Dulles Intl flights
San Francisco to Reagan-National flights
Orlando to Dulles Intl flights
Hobby to Reagan-National flights
Minneapolis to Reagan-National flights
Boston to Dulles Intl flights
George Bush Intcntl to Dulles Intl flights
Tampa to Dulles Intl flights
Denver to Dulles Intl flights
Orlando to Reagan-National flights
George Bush Intcntl to Reagan-National flights
Minneapolis to Dulles Intl flights
Ontario to Dulles Intl flights
Detroit to Dulles Intl flights
Tampa to Reagan-National flights
Sky Harbor Intl to Dulles Intl flights
Denver to Reagan-National flights
Fort Lauderdale to Dulles Intl flights
Detroit to Reagan-National flights
Charlotte to Dulles Intl flights
Ontario to Reagan-National flights
Midway to Dulles Intl flights
Miami to Reagan-National flights
John F Kennedy Intl to Dulles Intl flights
John F Kennedy Intl to Reagan-National flights
Austin to Dulles Intl flights
Miami to Dulles Intl flights
LaGuardia to Reagan-National flights
Portland to Dulles Intl flights
San Diego to Dulles Intl flights
Sky Harbor Intl to Reagan-National flights
Love Field to Reagan-National flights
Salt Lake City to Reagan-National flights
Cincinnati to Reagan-National flights
Indianapolis to Reagan-National flights
Newark to Reagan-National flights
Nashville to Reagan-National flights
West Palm Beach to Reagan-National flights

Top 4 airlines flying from Kentucky to Washington, D.C.

Discover the top 4 airlines that operate flights from Kentucky to Washington, D.C.. 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 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$145Average$377FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$178Average$323FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$189Average$297FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$227Average$369FlexibilityNo 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.