How does KAYAK find such low prices on flights from Kentucky to Washington Dulles Airport?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Kentucky to Washington Dulles Airport.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Kentucky to Washington Dulles Airport?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington Dulles Airport from Kentucky is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Kentucky to Washington Dulles Airport?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington Dulles Airport with an airline and back to Kentucky with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Kentucky to Washington Dulles Airport?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington Dulles Airport from Kentucky up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$125 CHEAP FLIGHTS from Kentucky to Washington Dulles (IAD)

Save 25% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Flight Deals

Cheap Flights from Kentucky to Washington, D.C.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Kentucky to Washington, D.C.

Thu, Nov 19 - Mon, Nov 23

10:13 am - 1:54 pmSDF Louisville Intl-IAD Washington, D.C. Dulles Intl

3h 41m1 stop Atlanta Hartsfield-Jackson

3:00 pm - 9:42 pmIAD Washington, D.C. Dulles Intl-SDF Louisville Intl

6h 42m1 stop Atlanta Hartsfield-Jackson

$223Delta

Fri, Nov 20 - Mon, Nov 23

7:59 pm - 12:41 amSDF Louisville Intl-IAD Washington, D.C. Dulles Intl

4h 42m1 stop Atlanta Hartsfield-Jackson

10:11 am - 4:54 pmIAD Washington, D.C. Dulles Intl-SDF Louisville Intl

6h 43m1 stop Atlanta Hartsfield-Jackson

$223Delta

Fri, Nov 20 - Mon, Nov 23

2:11 pm - 3:49 pmSDF Louisville Intl-IAD Washington, D.C. Dulles Intl

1h 38mnonstop

5:35 pm - 7:30 pmIAD Washington, D.C. Dulles Intl-SDF Louisville Intl

1h 55mnonstop

$223United Airlines

Sun, Nov 22 - Thu, Nov 26

6:00 am - 7:35 amSDF Louisville Intl-IAD Washington, D.C. Dulles Intl

1h 35mnonstop

5:35 pm - 7:30 pmIAD Washington, D.C. Dulles Intl-SDF Louisville Intl

1h 55mnonstop

$245United Airlines

Thu, Jan 21 - Tue, Jan 26

5:59 pm - 12:46 amSDF Louisville Intl-IAD Washington, D.C. Dulles Intl

6h 47m1 stop Atlanta Hartsfield-Jackson

3:00 pm - 11:25 pmIAD Washington, D.C. Dulles Intl-SDF Louisville Intl

8h 25m1 stop Minneapolis St Paul

$247Delta

Thu, Jan 21 - Tue, Jan 26

9:50 am - 11:31 amSDF Louisville Intl-IAD Washington, D.C. Dulles Intl

1h 41mnonstop

5:35 pm - 7:30 pmIAD Washington, D.C. Dulles Intl-SDF Louisville Intl

1h 55mnonstop

$247United Airlines

Thu, Jan 28 - Sun, Jan 31

12:03 pm - 10:02 pmLEX Lexington Blue Grass-IAD Washington, D.C. Dulles Intl

9h 59m1 stop Fort Lauderdale

10:21 am - 3:32 pmIAD Washington, D.C. Dulles Intl-LEX Lexington Blue Grass

29h 11m1 stop Sarasota Bradenton Intl

$255Multiple Airlines

Sun, Nov 22 - Thu, Nov 26

5:59 pm - 12:41 amSDF Louisville Intl-IAD Washington, D.C. Dulles Intl

6h 42m1 stop Atlanta Hartsfield-Jackson

5:00 pm - 10:38 pmIAD Washington, D.C. Dulles Intl-SDF Louisville Intl

5h 38m1 stop Atlanta Hartsfield-Jackson

$255Delta

Thu, Jan 21 - Sat, Jan 23

4:56 pm - 9:10 pmLEX Lexington Blue Grass-IAD Washington, D.C. Dulles Intl

4h 14m1 stop Charlotte Douglas

10:36 am - 4:26 pmIAD Washington, D.C. Dulles Intl-LEX Lexington Blue Grass

5h 50m1 stop Charlotte Douglas

$299American Airlines

Thu, Jan 28 - Sun, Jan 31

8:30 am - 3:40 pmLEX Lexington Blue Grass-IAD Washington, D.C. Dulles Intl

7h 10m1 stop Charlotte Douglas

4:13 pm - 11:05 pmIAD Washington, D.C. Dulles Intl-LEX Lexington Blue Grass

6h 52m1 stop Charlotte Douglas

$299American Airlines

Recent last minute flight deals from Kentucky to Washington, D.C.

Tue, Nov 3 - Tue, Nov 10

8:45 am - 11:40 amOWB Owensboro Daviess County-IAD Washington, D.C. Dulles Intl

1h 55mnonstop

12:35 pm - 1:40 pmIAD Washington, D.C. Dulles Intl-OWB Owensboro Daviess County

2h 05mnonstop

$380United Airlines

Sun, Nov 1 - Sun, Nov 8

8:45 am - 11:40 amOWB Owensboro Daviess County-IAD Washington, D.C. Dulles Intl

1h 55mnonstop

12:35 pm - 1:40 pmIAD Washington, D.C. Dulles Intl-OWB Owensboro Daviess County

2h 05mnonstop

$380United Airlines

Mon, Nov 2 - Mon, Nov 9

8:45 am - 11:40 amOWB Owensboro Daviess County-IAD Washington, D.C. Dulles Intl

1h 55mnonstop

12:35 pm - 1:40 pmIAD Washington, D.C. Dulles Intl-OWB Owensboro Daviess County

2h 05mnonstop

$380United Airlines

Wed, Nov 4 - Mon, Nov 9

9:02 am - 1:35 pmSDF Louisville Intl-IAD Washington, D.C. Dulles Intl

4h 33m1 stop Chicago O'Hare Intl

8:37 am - 10:34 amIAD Washington, D.C. Dulles Intl-SDF Louisville Intl

1h 57mnonstop

$419United Airlines

Wed, Nov 4 - Mon, Nov 9

6:00 am - 10:10 amSDF Louisville Intl-IAD Washington, D.C. Dulles Intl

4h 10m1 stop Atlanta Hartsfield-Jackson

10:11 am - 4:54 pmIAD Washington, D.C. Dulles Intl-SDF Louisville Intl

6h 43m1 stop Atlanta Hartsfield-Jackson

$429Delta

Wed, Nov 4 - Sat, Nov 7

7:55 am - 11:34 amSDF Louisville Intl-IAD Washington, D.C. Dulles Intl

3h 39m1 stop Detroit Metropolitan Wayne County

3:03 pm - 9:43 pmIAD Washington, D.C. Dulles Intl-SDF Louisville Intl

6h 40m1 stop Atlanta Hartsfield-Jackson

$429Delta

Sat, Oct 31 - Tue, Nov 3

8:34 am - 12:51 pmSDF Louisville Intl-IAD Washington, D.C. Dulles Intl

4h 17m1 stop Charlotte Douglas

3:55 pm - 9:46 pmIAD Washington, D.C. Dulles Intl-SDF Louisville Intl

5h 51m1 stop Charlotte Douglas

$459American Airlines

Sat, Oct 31 - Mon, Nov 2

5:59 pm - 12:42 amSDF Louisville Intl-IAD Washington, D.C. Dulles Intl

6h 43m1 stop Atlanta Hartsfield-Jackson

6:12 pm - 11:59 pmIAD Washington, D.C. Dulles Intl-SDF Louisville Intl

5h 47m1 stop Atlanta Hartsfield-Jackson

$459Delta

Tue, Nov 3 - Wed, Dec 2

5:44 am - 10:11 amLEX Lexington Blue Grass-IAD Washington, D.C. Dulles Intl

4h 27m1 stop Charlotte Douglas

10:46 am - 4:33 pmIAD Washington, D.C. Dulles Intl-LEX Lexington Blue Grass

5h 47m1 stop Charlotte Douglas

$524American Airlines

Tue, Nov 3 - Wed, Nov 4

4:47 pm - 10:59 pmLEX Lexington Blue Grass-IAD Washington, D.C. Dulles Intl

6h 12m1 stop Charlotte Douglas

10:44 am - 4:15 pmIAD Washington, D.C. Dulles Intl-LEX Lexington Blue Grass

5h 31m1 stop Charlotte Douglas

$847American Airlines

Recent direct flight deals from Kentucky to Washington, D.C.

Fri, Nov 20 - Mon, Nov 23

2:11 pm - 3:49 pmSDF Louisville Intl-IAD Washington, D.C. Dulles Intl

1h 38mnonstop

5:35 pm - 7:30 pmIAD Washington, D.C. Dulles Intl-SDF Louisville Intl

1h 55mnonstop

$223United Airlines

Sun, Nov 22 - Thu, Nov 26

6:00 am - 7:35 amSDF Louisville Intl-IAD Washington, D.C. Dulles Intl

1h 35mnonstop

5:35 pm - 7:30 pmIAD Washington, D.C. Dulles Intl-SDF Louisville Intl

1h 55mnonstop

$245United Airlines

Fri, Jan 15 - Mon, Jan 18

2:25 pm - 4:06 pmSDF Louisville Intl-IAD Washington, D.C. Dulles Intl

1h 41mnonstop

5:35 pm - 7:30 pmIAD Washington, D.C. Dulles Intl-SDF Louisville Intl

1h 55mnonstop

$247United Airlines

Fri, Jan 15 - Mon, Jan 18

2:25 pm - 4:06 pmSDF Louisville Intl-IAD Washington, D.C. Dulles Intl

1h 41mnonstop

12:46 pm - 2:44 pmIAD Washington, D.C. Dulles Intl-SDF Louisville Intl

1h 58mnonstop

$247United Airlines

Thu, Jan 21 - Tue, Jan 26

9:50 am - 11:31 amSDF Louisville Intl-IAD Washington, D.C. Dulles Intl

1h 41mnonstop

5:35 pm - 7:30 pmIAD Washington, D.C. Dulles Intl-SDF Louisville Intl

1h 55mnonstop

$247United Airlines

Fri, Dec 25 - Tue, Dec 29

2:40 pm - 4:16 pmSDF Louisville Intl-IAD Washington, D.C. Dulles Intl

1h 36mnonstop

12:56 pm - 2:52 pmIAD Washington, D.C. Dulles Intl-SDF Louisville Intl

1h 56mnonstop

$247United Airlines

Mon, Nov 23 - Mon, Nov 30

2:11 pm - 3:49 pmSDF Louisville Intl-IAD Washington, D.C. Dulles Intl

1h 38mnonstop

5:35 pm - 7:30 pmIAD Washington, D.C. Dulles Intl-SDF Louisville Intl

1h 55mnonstop

$261United Airlines

Wed, Nov 25 - Sat, Nov 28

9:55 am - 11:33 amSDF Louisville Intl-IAD Washington, D.C. Dulles Intl

1h 38mnonstop

12:50 pm - 2:47 pmIAD Washington, D.C. Dulles Intl-SDF Louisville Intl

1h 57mnonstop

$263United Airlines

Mon, Nov 30 - Sat, Dec 5

6:00 am - 7:35 amSDF Louisville Intl-IAD Washington, D.C. Dulles Intl

1h 35mnonstop

12:55 pm - 2:51 pmIAD Washington, D.C. Dulles Intl-SDF Louisville Intl

1h 56mnonstop

$276United Airlines

Fri, Dec 25 - Tue, Dec 29

9:00 am - 11:44 amOWB Owensboro Daviess County-IAD Washington, D.C. Dulles Intl

1h 44mnonstop

12:23 pm - 1:38 pmIAD Washington, D.C. Dulles Intl-OWB Owensboro Daviess County

2h 15mnonstop

$280United Airlines

Useful Info

Low season	January
High season	December
Cheapest flight	$125

Best time to beat the crowds with an average 8% drop in price.

Most popular time to fly and prices are also 6% lower on average.

Flight from Louisville to Washington Dulles Airport

How does KAYAK find such low prices on flights from Kentucky to Washington Dulles Airport?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Kentucky to Washington Dulles Airport.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Kentucky to Washington Dulles Airport?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington Dulles Airport from Kentucky is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Kentucky to Washington Dulles Airport?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington Dulles Airport with an airline and back to Kentucky with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Kentucky to Washington Dulles Airport?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington Dulles Airport from Kentucky up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Winchester

Linthicum Heights

Hanover

Springfield

Gaithersburg

Towson

Martinsburg

Owings Mills

Oxon Hill

Charles Town

Greenbelt

Glen Burnie

Edgewood

Camp Springs

Chesapeake Beach

Ellicott City

Pikesville

Hunt Valley

Capitol Heights

Lutherville Timonium

More options for your flight to Washington, D.C.

Add a hotel or car rental

Airports

Cabin class

Direct Flights

Origins

Other airports

Other destinations

Return flight

Complete your trip to Washington, D.C. with a hotel stay or car rental

Car rentals in Washington, D.C.

Hotels in Washington, D.C.

Vacations in Washington, D.C.

IAD

$125 Find Cheap Flights from Kentucky to Washington Dulles Airport - Compare and Save

Cheap Flights from Kentucky to Washington, D.C.

Recent round-trip flight deals from Kentucky to Washington, D.C.

Recent one-way flight deals from Kentucky to Washington, D.C.

Recent last minute flight deals from Kentucky to Washington, D.C.

Recent direct flight deals from Kentucky to Washington, D.C.

Good to know

Low season

High season

Cheapest flight

FAQs for booking Kentucky to Washington Dulles Airport flights

Traveling to a place near Washington, D.C.?

More options for your flight to Washington, D.C.

Complete your trip to Washington, D.C. with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights to Washington, D.C.

Find direct flights for Washington, D.C.

Flights from domestic origins to Kentucky

Choose which airport to fly into in Washington, D.C.

Flights to other popular destinations

Find deals for your return flight