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Kentucky

$54+ Cheap flights from Dulles Intl (IAD) 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 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SDF
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Dulles Intl to Kentucky

Cheapest flights from Dulles Intl to Kentucky
Explore the most affordable flight options available from Dulles Intl to Kentucky. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Mytrip deal was found by Cheapflights users on 12/16. 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.
Sat 12/274:57 pmIAD - TYS
Nonstop1h 40mAllegiant Air
Wed 12/3112:01 pmTYS - IAD
Nonstop1h 44mAllegiant Air
Deal found 12/16$94
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 12/193:50 pmIAD - TRI
Nonstop1h 15mBreeze Airways
Fri 1/912:53 pmTRI - IAD
Nonstop1h 25mBreeze Airways
Deal found 12/16$177
This Kiwi.com deal was found by Cheapflights users on 12/15. 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 12/263:50 pmIAD - TRI
Nonstop1h 15mBreeze Airways
Mon 12/292:00 pmTRI - IAD
Nonstop1h 10mBreeze Airways
Deal found 12/15$199
This United Airlines deal was found by Cheapflights users on 12/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:15 pmIAD - CVG
Nonstop1h 45mUnited Airlines
Fri 1/3010:05 amCVG - IAD
Nonstop1h 36mUnited Airlines
Deal found 12/17$202
This United Airlines deal was found by Cheapflights users on 12/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:30 amIAD - CVG
Nonstop1h 47mUnited Airlines
Fri 1/26:00 amCVG - IAD
Nonstop1h 35mUnited Airlines
Deal found 12/17$217
This United Airlines deal was found by Cheapflights users on 12/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3112:51 pmIAD - SDF
Nonstop1h 53mUnited Airlines
Thu 1/12:22 pmSDF - IAD
Nonstop1h 43mUnited Airlines
Deal found 12/17$219
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/309:58 pmIAD - CVG
1 stop12h 54mMultiple Airlines
Tue 1/61:26 pmCVG - IAD
2 stops27h 24mMultiple Airlines
Deal found 12/17$232
This United Airlines deal was found by Cheapflights users on 12/16. 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.
Fri 12/265:15 pmIAD - SDF
Nonstop1h 56mUnited Airlines
Tue 1/69:50 amSDF - IAD
Nonstop1h 46mUnited Airlines
Deal found 12/16$234
This United Airlines deal was found by Cheapflights users on 12/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3112:51 pmIAD - SDF
Nonstop1h 53mUnited Airlines
Sun 1/49:55 amSDF - IAD
Nonstop1h 41mUnited Airlines
Deal found 12/17$237
This United Airlines deal was found by Cheapflights users on 12/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/245:55 pmIAD - BNA
Nonstop2h 11mUnited Airlines
Thu 1/18:30 amBNA - IAD
Nonstop1h 51mUnited Airlines
Deal found 12/17$245
This United Airlines deal was found by Cheapflights users on 12/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3010:14 pmIAD - CVG
Nonstop1h 45mUnited Airlines
Thu 1/17:40 pmCVG - IAD
Nonstop1h 40mUnited Airlines
Deal found 12/17$247
This United Airlines deal was found by Cheapflights users on 12/16. 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.
Sat 12/279:00 amIAD - TYS
Nonstop1h 56mUnited Airlines
Tue 12/305:45 amTYS - IAD
Nonstop1h 45mUnited Airlines
Deal found 12/16$249

Find flight deals from Dulles Intl to Kentucky

Keep the following information in mind while searching for Dulles Intl to Kentucky flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$78
(Breeze Airways)

One-way from

$54
(Kiwi.com)

Popular in

March

Cheapest in

January

Average price

$347

Good round-trip deal

$231 or less

Good one-way deal

$243 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Louisville Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Louisville Intl flights.
Search Deals
From Washington, D.C. Dulles Intl to Kentucky
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Kentucky
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($20 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Kentucky.
Search Deals
Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Kentucky.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl 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 December 18, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Kentucky that are best for you.

Fly from

Dulles Intl

Fly to

Kentucky

Route

Depart

Return

Price

Washington, D.C.Blountville

IAD - TRI

IADTRI

Washington, D.C. Dulles Intl

Fri 1/23

2:58 pm-4:28 pm

Nonstop1h 30m

Blountville Tri Cities TN/VA

Mon 1/26

12:53 pm-2:18 pm

Nonstop1h 25m

$78

Washington, D.C.Blountville

IAD - TRI

IADTRI

Washington, D.C. Dulles Intl

Fri 1/9

2:58 pm-4:28 pm

Nonstop1h 30m

Blountville Tri Cities TN/VA

Fri 1/16

12:53 pm-2:18 pm

Nonstop1h 25m

$82

Washington, D.C.Blountville

IAD - TRI

IADTRI

Washington, D.C. Dulles Intl

Fri 1/16

2:58 pm-4:28 pm

Nonstop1h 30m

Blountville Tri Cities TN/VA

Mon 1/19

12:53 pm-2:18 pm

Nonstop1h 25m

$83

Washington, D.C.Knoxville

IAD - TYS

IADTYS

Washington, D.C. Dulles Intl

Thu 1/8

4:13 pm-5:53 pm

Nonstop1h 40m

Knoxville McGhee Tyson

Fri 1/9

6:18 pm-9:08 am

1 stop14h 50m

$138

Washington, D.C.Blountville

IAD - TRI

IADTRI

Washington, D.C. Dulles Intl

Fri 1/9

2:58 pm-4:28 pm

Nonstop1h 30m

Blountville Tri Cities TN/VA

Fri 1/16

5:08 pm-8:38 am

1 stop15h 30m

$146

Washington, D.C.Blountville

IAD - TRI

IADTRI

Washington, D.C. Dulles Intl

Thu 3/12

8:09 am-12:13 pm

1 stop28h 04m

Blountville Tri Cities TN/VA

Mon 3/16

12:53 pm-2:18 pm

Nonstop1h 25m

$170

Washington, D.C.Knoxville

IAD - TYS

IADTYS

Washington, D.C. Dulles Intl

Thu 1/8

6:37 pm-8:36 pm

1 stop25h 59m

Knoxville McGhee Tyson

Sun 1/11

1:39 pm-3:23 pm

Nonstop1h 44m

$172

Washington, D.C.Knoxville

IAD - TYS

IADTYS

Washington, D.C. Dulles Intl

Fri 1/23

9:35 am-10:28 pm

1 stop12h 53m

Knoxville McGhee Tyson

Sun 1/25

1:39 pm-3:23 pm

Nonstop1h 44m

$187

Washington, D.C.Knoxville

IAD - TYS

IADTYS

Washington, D.C. Dulles Intl

Fri 1/9

9:00 am-10:57 am

Nonstop1h 57m

Knoxville McGhee Tyson

Sun 1/11

7:20 pm-9:12 pm

Nonstop1h 52m

$189

Washington, D.C.Knoxville

IAD - TYS

IADTYS

Washington, D.C. Dulles Intl

Thu 1/8

9:59 pm-1:40 pm

2 stops15h 41m

Knoxville McGhee Tyson

Sun 1/11

1:39 pm-3:23 pm

Nonstop1h 44m

$193

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 60 results
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Best time to book a flight from Dulles Intl to Kentucky

Have a flexible travel schedule? Discover the best time to fly to Kentucky from Dulles Intl 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. Dulles Intl Airport to Kentucky

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

Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Kentucky (average of $171). Flying from Washington, D.C. Dulles Intl Airport to Kentucky in March is currently the most expensive (average of $231). 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 IAD to KY?

Find hourly flight availability from Dulles Intl 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 December 18, 2025.

One of the essential ways to save on airfare from Washington, D.C. Dulles Intl Airport to Kentucky is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 16% on airfare.

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 December 18, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Washington, D.C. Dulles Intl Airport to Kentucky have to say. 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.
Delta
7.9
Good
8,005 reviews

Overall

7.9

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,005 reviews
Delta
7.9
Good
8,005 reviews

Overall

7.9

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,091 reviews
Delta
7.9
Good
8,005 reviews

Overall

7.9

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,054 reviews
Delta
7.9
Good
8,005 reviews

Overall

7.9

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl 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. Dulles Intl Airport to Kentucky?

    A quick flight from Washington, D.C. Dulles Intl Airport to Kentucky can take about 1h 30m. Breeze Airways provides one of the quickest options available for as low as $78. The distance between Washington, D.C. Dulles Intl Airport and Kentucky is about 320 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The most popular route from Washington, D.C. Dulles Intl Airport to Kentucky is Washington, D.C. Dulles Intl - Nashville Intl. You may also consider Washington, D.C. Dulles Intl - Cincinnati Cinci./N. Kentucky or Washington, D.C. Dulles Intl - Knoxville McGhee Tyson.

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

    Before booking your flight to Kentucky from Washington, D.C. Dulles Intl Airport, check out the most reliable airlines to get you to your destination on time: United Airlines (78%), Mesa Airlines (78%), Air Canada( 76%).

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

    On average you can expect to pay $288 for a flight from Washington, D.C. Dulles Intl Airport to Kentucky. The cheapest flight overall is $158 while the most popular route, (Washington, D.C. Dulles Intl - Nashville Intl) is currently priced at $171.

  • Can I find deals for flights from Dulles Intl to Kentucky that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Kentucky flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Kentucky?

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

  • Can I find deals for business class flights from Dulles Intl to Kentucky?

    Yes. Cheapflights offers flight deals from Dulles Intl 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. Dulles Intl Airport to Kentucky?

    Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Kentucky (average of $171). Flying from Washington, D.C. Dulles Intl Airport to Kentucky in March is currently the most expensive (average of $231). 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 Dulles Intl to Kentucky

See prices for flight routes from nearby airports that may be better suited for you.
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Baltimore to New Orleans flights
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Baltimore to Boston flights
Baltimore to San Francisco flights
Baltimore to Salt Lake City flights

Top 3 airlines flying from Dulles Intl to Kentucky

Discover the top 3 airlines that operate flights from Dulles Intl 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$189Average$313FlexibilityNo cancel feeOn-time69%
DeltaCheapest$203Average$326FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$238Average$308FlexibilityNo cancel feeOn-time71%

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