Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Kentucky to Washington, D.C. from $40

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kentucky to Washington, D.C. departing on 8/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Kentucky to Washington, D.C.

Cheap round-trip flights

Allegiant Air Logo
8:00 am - 10:44 amBNA-IAD
1h 44mnonstop
Allegiant Air Logo
8:12 pm - 9:01 pmIAD-BNA
1h 49mnonstop
$76Allegiant Air
Find Deal
Thu, Aug 21 - Sat, Aug 23
Allegiant Air Logo
8:00 am - 10:44 amBNA-IAD
1h 44mnonstop
Allegiant Air Logo
4:56 pm - 5:45 pmIAD-BNA
1h 49mnonstop
$77Allegiant Air
Find Deal
Thu, Aug 21 - Sun, Aug 24
United Airlines Logo
6:20 pm - 9:08 pmBNA-IAD
1h 48mnonstop
United Airlines Logo
1:00 pm - 1:52 pmIAD-BNA
1h 52mnonstop
$123United Airlines
Find Deal
Sat, Sep 6 - Tue, Sep 9
United Airlines Logo
6:20 pm - 9:08 pmBNA-IAD
1h 48mnonstop
United Airlines Logo
5:40 pm - 6:38 pmIAD-BNA
1h 58mnonstop
$135United Airlines
Find Deal
Tue, Sep 23 - Wed, Sep 24
Logo
10:20 am - 1:04 pmBNA-IAD
1h 44mnonstop
Logo
7:14 pm - 6:01 pmIAD-BNA
23h 47m1 stop
$148
Find Deal
Sat, Aug 23 - Sat, Sep 6
Logo
1:22 pm - 8:48 pmTYS-IAD
7h 26m1 stop
Logo
3:13 pm - 4:47 pmIAD-TYS
1h 34mnonstop
$158
Find Deal
Fri, Aug 22 - Mon, Aug 25
Frontier Logo
5:29 pm - 11:55 pmCVG-IAD
6h 26m1 stop
Frontier Logo
7:25 am - 5:30 pmIAD-CVG
10h 05m1 stop
$167Frontier
Find Deal
Sat, Oct 18 - Wed, Oct 22
Delta Logo
9:41 am - 4:30 pmBNA-IAD
5h 49m1 stop
Delta Logo
6:00 am - 11:53 amIAD-BNA
6h 53m1 stop
$169Delta
Find Deal
Sat, Aug 30 - Mon, Sep 1
Frontier Logo
5:59 pm - 12:16 amCVG-IAD
6h 17m1 stop
Frontier Logo
9:30 am - 4:41 pmIAD-CVG
7h 11m1 stop
$173Frontier
Find Deal
Thu, Aug 21 - Wed, Aug 27
Delta Logo
7:14 pm - 11:26 pmSDF-IAD
4h 12m1 stop
Delta Logo
6:00 am - 9:46 amIAD-SDF
3h 46m1 stop
$177Delta
Find Deal
Wed, Sep 3 - Sat, Sep 13

American Airlines flights from Kentucky to Washington, D.C. Dulles Intl Airport

Our best American Airlines deals on Kentucky to Washington, D.C. Dulles Intl Airport flight tickets
American Airlines
Sep 10
LEX9:44 amLexington Blue Grass
4h 07m
1 stop
IAD1:51 pmWashington, D.C. Dulles Intl
Sep 16
IAD2:21 pmWashington, D.C. Dulles Intl
6h 53m
1 stop
LEX9:14 pmLexington Blue Grass
$179
Find similar
American Airlines
Aug 28
LEX8:17 pmLexington Blue Grass
3h 42m
1 stop
IAD11:59 pmWashington, D.C. Dulles Intl
Aug 31
IAD6:34 amWashington, D.C. Dulles Intl
3h 52m
1 stop
LEX10:26 amLexington Blue Grass
$199
Find similar
American Airlines
Aug 20
LEX5:15 pmLexington Blue Grass
5h 41m
1 stop
IAD10:56 pmWashington, D.C. Dulles Intl
Sep 3
IAD7:21 pmWashington, D.C. Dulles Intl
3h 42m
1 stop
LEX11:03 pmLexington Blue Grass
$209
Find similar

United Airlines flights from Kentucky to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Kentucky to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Sep 6
BNA6:20 pmNashville Intl
1h 48m
IAD9:08 pmWashington, D.C. Dulles Intl
Sep 9
IAD1:00 pmWashington, D.C. Dulles Intl
1h 52m
BNA1:52 pmNashville Intl
$123
Find similar
United Airlines
Sep 23
BNA6:20 pmNashville Intl
1h 48m
IAD9:08 pmWashington, D.C. Dulles Intl
Sep 24
IAD5:40 pmWashington, D.C. Dulles Intl
1h 58m
BNA6:38 pmNashville Intl
$135
Find similar
United Airlines
Sep 4
BNA6:20 pmNashville Intl
1h 47m
IAD9:07 pmWashington, D.C. Dulles Intl
Sep 6
IAD5:40 pmWashington, D.C. Dulles Intl
1h 58m
BNA6:38 pmNashville Intl
$136
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Kentucky to Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated August 7, 2025.
Use the filters below to find and compare flights from Kentucky to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

NashvilleWashington, D.C.

BNA - IAD

BNAIAD

Nashville Intl

Thu 8/21

8:00 am-10:44 am

Nonstop1h 44m

Washington, D.C. Dulles Intl

Sat 8/23

8:12 pm-9:01 pm

Nonstop1h 49m

$76

NashvilleWashington, D.C.

BNA - IAD

BNAIAD

Nashville Intl

Thu 8/21

8:00 am-10:44 am

Nonstop1h 44m

Washington, D.C. Dulles Intl

Sun 8/24

4:56 pm-5:45 pm

Nonstop1h 49m

$77

NashvilleWashington, D.C.

BNA - IAD

BNAIAD

Nashville Intl

Sat 9/6

6:20 pm-9:08 pm

Nonstop1h 48m

Washington, D.C. Dulles Intl

Tue 9/9

1:00 pm-1:52 pm

Nonstop1h 52m

$123

NashvilleWashington, D.C.

BNA - IAD

BNAIAD

Nashville Intl

Tue 9/23

6:20 pm-9:08 pm

Nonstop1h 48m

Washington, D.C. Dulles Intl

Wed 9/24

5:40 pm-6:38 pm

Nonstop1h 58m

$135

NashvilleWashington, D.C.

BNA - IAD

BNAIAD

Nashville Intl

Sat 8/23

10:20 am-1:04 pm

Nonstop1h 44m

Washington, D.C. Dulles Intl

Sat 9/6

7:14 pm-6:01 pm

1 stop23h 47m

$148

KnoxvilleWashington, D.C.

TYS - IAD

TYSIAD

Knoxville McGhee Tyson

Fri 8/22

1:22 pm-8:48 pm

1 stop7h 26m

Washington, D.C. Dulles Intl

Mon 8/25

3:13 pm-4:47 pm

Nonstop1h 34m

$158

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Sat 10/18

5:29 pm-11:55 pm

1 stop6h 26m

Washington, D.C. Dulles Intl

Wed 10/22

7:25 am-5:30 pm

1 stop10h 05m

$167

NashvilleWashington, D.C.

BNA - IAD

BNAIAD

Nashville Intl

Sat 8/30

9:41 am-4:30 pm

1 stop5h 49m

Washington, D.C. Dulles Intl

Mon 9/1

6:00 am-11:53 am

1 stop6h 53m

$169

CincinnatiWashington, D.C.

CVG - IAD

CVGIAD

Cincinnati Cinci./N. Kentucky

Thu 8/21

5:59 pm-12:16 am

1 stop6h 17m

Washington, D.C. Dulles Intl

Wed 8/27

9:30 am-4:41 pm

1 stop7h 11m

$173

LouisvilleWashington, D.C.

SDF - IAD

SDFIAD

Louisville Intl

Wed 9/3

7:14 pm-11:26 pm

1 stop4h 12m

Washington, D.C. Dulles Intl

Sat 9/13

6:00 am-9:46 am

1 stop3h 46m

$177

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Kentucky to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

In general, November is the cheapest month to fly from Kentucky to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $269. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of November, then flying in December is also cheap. Prices for this month can be found on momondo for an average of $270.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Friday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $584. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Kentucky to Washington, D.C. Dulles Intl Airport for around $860.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from Kentucky in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $218 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,052 on average. Flights to Washington, D.C. Dulles Intl Airport from Kentucky at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Kentucky to Washington, D.C. Dulles Intl flight route?

Fly from Louisville Intl to Washington, D.C. Dulles Intl for the best Kentucky - Washington, D.C. Dulles Intl flight prices

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Kentucky when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $300 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Kentucky for as low as $233 on momondo.

What cabin class options are available on Kentucky to Washington, D.C. Dulles Intl flights?

There are 4 cabin classes available to choose from on Kentucky to Washington, D.C. Dulles Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Kentucky to Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 25% on your flight if you consider stops on a Kentucky to Washington, D.C. Dulles Intl Airport flight.

Cheap Kentucky to Washington, D.C. Dulles Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kentucky to Washington, D.C. Dulles Intl Airport

Best Price Found

$40

Fastest flight time

1h 34m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from Kentucky in the past 72 hours is $40. The best round-trip flight deal from Kentucky to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $76.
The fastest flight from Kentucky to Washington, D.C. Dulles Intl Airport takes 1h 34m
Direct flights go from Kentucky to Washington, D.C. Dulles Intl Airport every day.
Search flight deals

  • When did momondo last update prices for flights from Kentucky to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Kentucky to Washington, D.C. Dulles Intl Airport were last updated today.

  • How many operators does momondo search for flights from Kentucky to Washington, D.C. Dulles Intl Airport?

  • How old do you have to be to fly from Kentucky to Washington, D.C. Dulles Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Kentucky to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents required for your trip to Washington, D.C. Dulles Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Dulles Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Kentucky to Washington, D.C. Dulles Intl Airport?

Best airlines flying from Kentucky to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Kentucky to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $159Free CancellationRating
8.0
7,985 reviews
Search Delta flights
American AirlinesPriceFrom $188Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $189Free CancellationRating
7.4
8,917 reviews
Search United Airlines flights

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Gettysburg
Arlington
National Harbor
Winchester
Woodbridge
Laurel
Silver Spring
Tysons
Waldorf
Fredericksburg
Harpers Ferry
Colonial Beach
Manassas
Rockville
Towson
Gaithersburg
Fairfax
Reston
Glen Burnie

Why use momondo?

Why should I use momondo to find a flight deal from Kentucky to Washington, D.C.?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Kentucky to Washington, D.C.. momondo saves you time and could save you money on your trip.

Can I find flights from Kentucky to Washington, D.C. with flexible booking policies on momondo?

momondo does allow users to show only those flights to Washington, D.C. from Kentucky which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Kentucky to Washington, D.C.?

momondo helps you find the best flight between Kentucky and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Kentucky to Washington, D.C. right now. Can momondo alert me if prices change?

Price alerts on flights to Washington, D.C. from Kentucky are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Washington, D.C. Dulles Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 8/12
Tue 8/19
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Washington, D.C.