What is the cheapest airline that flies from Kentucky to Washington, D.C. Reagan-National?

Southwest, Delta, and United Airlines are the most popular carriers operating from Kentucky to Washington, D.C. Reagan-National

How long does it take to fly to Washington, D.C. Reagan-National Airport?

Flight times from Kentucky to Washington, D.C. Reagan-National Airport vary, but if you’re flying out of Louisville and flying into Washington, D.C. Dulles Intl Airport (one of the most popular routes), then the duration is 1h 35m on average. Another popular route from Kentucky to Washington, D.C. Reagan-National Airport is flying from Lexington to Washington, D.C. Dulles Intl Airport, which will take roughly 4h 25m. Keep in mind that layovers or delays could extend your travel time.

How many operators does momondo search for flights from Kentucky to Washington, D.C. Reagan-National Airport?

As of May 2026, there are 4 operators available to choose from for flights from Kentucky to Washington, D.C. Reagan-National Airport.

How old do you have to be to fly from Kentucky to Washington, D.C. Reagan-National 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. Reagan-National Airport.

What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

The required travel and health documents for your Washington, D.C. Reagan-National Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Reagan-National Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$84 Cheap Flights from Kentucky to Washington, D.C. Reagan-National Airport in 2026

Q: How many flights depart from Kentucky to Washington, D.C. Reagan-National Airport on average per day?

As of May 2026, 22 flights take off from Kentucky and land in Washington, D.C. Reagan-National Airport each day. The most common flight departure time for this route is 6:00AM, with 86% of daily flights taking off at noon.

Q: How many flights depart from Kentucky to Washington, D.C. Reagan-National Airport on average per week?

As of May 2026, there are 160 flights per week flying from Kentucky to Washington, D.C. Reagan-National Airport. The most common day of the week flights depart is Fri, with 18% of flights taking off on this day.

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

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

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:53 pm - 8:39 pm

TYS

DCA

1h 46mnonstop

7:45 pm - 9:31 pm

DCA

TYS

1h 46mnonstop

$185American Airlines

Thu, Jun 4 - Tue, Jun 9

6:53 pm - 8:39 pm

TYS

DCA

1h 46mnonstop

9:00 am - 10:48 am

DCA

TYS

1h 48mnonstop

$191American Airlines

Thu, May 28 - Mon, Jun 1

8:32 pm - 12:59 pm

TYS

DCA

16h 27m

1 stop

7:00 am - 7:33 pm

DCA

TYS

12h 33m

1 stop

$202Frontier

Fri, Jun 5 - Mon, Jun 8

1:59 pm - 7:45 pm

TYS

DCA

5h 46m

1 stop

7:30 pm - 11:54 pm

DCA

TYS

4h 24m

1 stop

$205Delta

Thu, Jun 4 - Tue, Jun 9

5:00 pm - 9:30 pm

CVG

DCA

4h 30m

1 stop

3:40 pm - 8:20 pm

DCA

CVG

4h 40m

1 stop

$208Southwest

Sat, May 23 - Wed, May 27

8:36 pm - 4:57 pm

CVG

DCA

20h 21m

1 stop

7:00 am - 7:31 pm

DCA

CVG

12h 31m

1 stop

$210Frontier

Wed, Aug 19 - Sat, Aug 22

7:33 pm - 11:44 pm

TYS

DCA

4h 11m

1 stop

6:59 am - 1:10 pm

DCA

TYS

6h 11m

1 stop

$211Delta

Thu, May 28 - Mon, Jun 1

7:05 am - 6:10 pm

CVG

DCA

11h 05m

2 stops

9:30 am - 2:55 pm

DCA

CVG

5h 25m

1 stop

$213Southwest

Tue, Jun 2 - Tue, Jun 9

6:51 am - 2:43 pm

BNA

DCA

6h 52m

1 stop

6:15 am - 10:02 am

DCA

BNA

4h 47m

1 stop

$255JetBlue

Wed, Jun 10 - Sat, Jun 13

6:48 am - 2:43 pm

BNA

DCA

6h 55m

1 stop

2:55 pm - 9:49 pm

DCA

BNA

7h 54m

1 stop

$257JetBlue

Wed, May 27 - Wed, Jun 3

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

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

Trusted and free

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

Price Alerts

Not ready to book? to track prices.

Search flight deals

American Airlines flights from Kentucky to Washington, D.C. Reagan-National Airport

Our best American Airlines deals on Kentucky to Washington, D.C. Reagan-National Airport flight tickets

American Airlines

Jun 4

TYS6:53 pmKnoxville McGhee Tyson

1h 46m

DCA8:39 pmWashington, D.C. Reagan-National

Jun 9

DCA7:45 pmWashington, D.C. Reagan-National

1h 46m

TYS9:31 pmKnoxville McGhee Tyson

$185

American Airlines

May 28

TYS6:53 pmKnoxville McGhee Tyson

1h 46m

DCA8:39 pmWashington, D.C. Reagan-National

Jun 1

DCA9:00 amWashington, D.C. Reagan-National

1h 48m

TYS10:48 amKnoxville McGhee Tyson

$191

American Airlines

Jun 17

TYS6:53 pmKnoxville McGhee Tyson

1h 46m

DCA8:39 pmWashington, D.C. Reagan-National

Jun 20

DCA7:45 pmWashington, D.C. Reagan-National

1h 46m

TYS9:31 pmKnoxville McGhee Tyson

$198

Southwest flights from Kentucky to Washington, D.C. Reagan-National Airport

Our best Southwest deals on Kentucky to Washington, D.C. Reagan-National Airport flight tickets

Southwest

May 23

CVG5:00 pmCincinnati Cinci./N. Kentucky

4h 30m

1 stop

DCA9:30 pmWashington, D.C. Reagan-National

May 27

DCA3:40 pmWashington, D.C. Reagan-National

4h 40m

1 stop

CVG8:20 pmCincinnati Cinci./N. Kentucky

$208

Southwest

Jun 2

CVG7:05 amCincinnati Cinci./N. Kentucky

11h 05m

2 stops

DCA6:10 pmWashington, D.C. Reagan-National

Jun 9

DCA9:30 amWashington, D.C. Reagan-National

5h 25m

1 stop

CVG2:55 pmCincinnati Cinci./N. Kentucky

$213

Southwest

Jun 3

CVG7:05 amCincinnati Cinci./N. Kentucky

5h 15m

1 stop

DCA12:20 pmWashington, D.C. Reagan-National

Jun 3

DCA3:40 pmWashington, D.C. Reagan-National

4h 40m

1 stop

CVG8:20 pmCincinnati Cinci./N. Kentucky

$226

momondo Fare Finder

Use the filters below to find and compare flights from Kentucky to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

KnoxvilleWashington, D.C.

TYS - DCA

TYSDCA

Knoxville McGhee Tyson

Thu 6/4

6:53 pm-8:39 pm

Nonstop1h 46m

Washington, D.C. Reagan-National

Tue 6/9

7:45 pm-9:31 pm

Nonstop1h 46m

$185

KnoxvilleWashington, D.C.

TYS - DCA

TYSDCA

Knoxville McGhee Tyson

Thu 5/28

6:53 pm-8:39 pm

Nonstop1h 46m

Washington, D.C. Reagan-National

Mon 6/1

9:00 am-10:48 am

Nonstop1h 48m

$191

KnoxvilleWashington, D.C.

TYS - DCA

TYSDCA

Knoxville McGhee Tyson

Fri 6/5

8:32 pm-12:59 pm

1 stop16h 27m

Washington, D.C. Reagan-National

Mon 6/8

7:00 am-7:33 pm

1 stop12h 33m

$202

KnoxvilleWashington, D.C.

TYS - DCA

TYSDCA

Knoxville McGhee Tyson

Thu 6/4

1:59 pm-7:45 pm

1 stop5h 46m

Washington, D.C. Reagan-National

Tue 6/9

7:30 pm-11:54 pm

1 stop4h 24m

$205

CincinnatiWashington, D.C.

CVG - DCA

CVGDCA

Cincinnati Cinci./N. Kentucky

Sat 5/23

5:00 pm-9:30 pm

1 stop4h 30m

Washington, D.C. Reagan-National

Wed 5/27

3:40 pm-8:20 pm

1 stop4h 40m

$208

CincinnatiWashington, D.C.

CVG - DCA

CVGDCA

Cincinnati Cinci./N. Kentucky

Wed 8/19

8:36 pm-4:57 pm

1 stop20h 21m

Washington, D.C. Reagan-National

Sat 8/22

7:00 am-7:31 pm

1 stop12h 31m

$210

KnoxvilleWashington, D.C.

TYS - DCA

TYSDCA

Knoxville McGhee Tyson

Thu 5/28

7:33 pm-11:44 pm

1 stop4h 11m

Washington, D.C. Reagan-National

Mon 6/1

6:59 am-1:10 pm

1 stop6h 11m

$211

CincinnatiWashington, D.C.

CVG - DCA

CVGDCA

Cincinnati Cinci./N. Kentucky

Tue 6/2

7:05 am-6:10 pm

2 stops11h 05m

Washington, D.C. Reagan-National

Tue 6/9

9:30 am-2:55 pm

1 stop5h 25m

$213

NashvilleWashington, D.C.

BNA - DCA

BNADCA

Nashville Intl

Wed 6/10

6:51 am-2:43 pm

1 stop6h 52m

Washington, D.C. Reagan-National

Sat 6/13

6:15 am-10:02 am

1 stop4h 47m

$255

NashvilleWashington, D.C.

BNA - DCA

BNADCA

Nashville Intl

Wed 5/27

6:48 am-2:43 pm

1 stop6h 55m

Washington, D.C. Reagan-National

Wed 6/3

2:55 pm-9:49 pm

1 stop7h 54m

$257

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Kentucky to Washington, D.C. Reagan-National 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

Prices

Airlines

Other information

What is the cheapest month to fly to Washington, D.C. Reagan-National Airport?

The month of December is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Kentucky, with most prices found around $108. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of December, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $108.

What is the cheapest day to depart on your flight to Washington, D.C. Reagan-National Airport?

The cheapest day to depart from Kentucky to Washington, D.C. Reagan-National Airport is on a Thursday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Thursday will often find tickets for as low as $283. Flights from Kentucky to Washington, D.C. Reagan-National Airport on a Sunday will generally be more expensive and average around $394. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Washington, D.C. Reagan-National Airport?

Our data shows that the cheapest Kentucky to Washington, D.C. Reagan-National Airport flights are usually those with departure times in the evening. Our users have found flights to Washington, D.C. Reagan-National Airport in the evening for as low as $304. In contrast, the most expensive time of day to depart to Washington, D.C. Reagan-National Airport is at noon when prices are around $319.

What is the cheapest Kentucky to Washington, D.C. Reagan-National flight route?

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

How far in advance should I book a flight from Kentucky to Washington, D.C. Reagan-National Airport?

You are more likely to see cheaper flights to Washington, D.C. Reagan-National Airport from Kentucky when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Reagan-National Airport for around $279 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Reagan-National Airport from Kentucky for as low as $245 on momondo.

Can stopping save me money on Kentucky to Washington, D.C. Reagan-National Airport flights?

No. A direct flight is the cheapest option for a flight between Kentucky to Washington, D.C. Reagan-National Airport.

Cheap Kentucky to Washington, D.C. Reagan-National Airport flight deals and tips

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

Best Price Found	$152
Fastest flight time	1h 30m
Direct flights	Every day

The best one-way flight to Washington, D.C. Reagan-National Airport from Kentucky in the past 72 hours is $152. The best round-trip flight deal from Kentucky to Washington, D.C. Reagan-National Airport found on momondo in the last 72 hours is $280.

The fastest flight from Kentucky to Washington, D.C. Reagan-National Airport takes 1h 30m

Direct flights go from Kentucky to Washington, D.C. Reagan-National Airport every day.

Search flight deals

Frequently asked questions about flying from Kentucky to Washington, D.C. Reagan-National Airport

When did momondo last update prices for flights from Kentucky to Washington, D.C. Reagan-National Airport?
Prices for flights from Kentucky to Washington, D.C. Reagan-National Airport were last updated today.
How many operators does momondo search for flights from Kentucky to Washington, D.C. Reagan-National Airport?
As of May 2026, there are 4 operators available to choose from for flights from Kentucky to Washington, D.C. Reagan-National Airport.
How old do you have to be to fly from Kentucky to Washington, D.C. Reagan-National 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. Reagan-National Airport.
What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?
The required travel and health documents for your Washington, D.C. Reagan-National Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Reagan-National Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Kentucky to Washington, D.C. Reagan-National Airport?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Kentucky to Washington, D.C. Reagan-National Airport is Embraer 175 (30.22% of total bookings). The next most popular plane models are Canadair (Bombardier) Regional Jet 900 (19.38%), Embraer 175 (Enhanced Winglets) (15.80%), and Canadair (Bombardier) Regional Jet 700 (14.76%).

Best airlines flying from Kentucky to Washington, D.C. Reagan-National Airport

Compare and see reviews for airlines that fly from Kentucky to Washington, D.C. Reagan-National Airport with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $159	Free Cancellation	Rating 7.9 8,464 reviews		Search Delta flights
American Airlines	PriceFrom $178	Free Cancellation	Rating 7.1 11,684 reviews		Search American Airlines flights

Alexandria

National Harbor

Gettysburg

Arlington

Waldorf

Woodbridge

Laurel

Colonial Beach

Gaithersburg

Towson

Fredericksburg

Silver Spring

Rockville

Manassas

Linthicum Heights

Tysons

Bethesda

Springfield

Fairfax

College Park

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington, D.C. from Kentucky.

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

Flights from Kentucky to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Kentucky to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Washington, D.C. from Kentucky. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Washington, D.C. Reagan-National 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

Mon 6/1

Mon 6/8

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

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

Popular cities

Other flights from Kentucky

Other flights to Washington, D.C.

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular cities in the United States

Flights to New York John F Kennedy Intl Airportfrom $112

Flights to Newark Airportfrom $72

Flights to New York LaGuardia Airportfrom $66

Flights to Dallas/Fort Worth Airportfrom $72

Flights to Washington, D.C. Dulles Intl Airportfrom $55

Flights to Chicago O'Hare Intl Airportfrom $76

Flights to Orlando Airportfrom $51

Flights to Chicago Midway Airportfrom $72

Flights to Dallas Love Field Airport

Cheap flights from Kentucky to Washington, D.C. from $84

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 5/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

American Airlines flights from Kentucky to Washington, D.C. Reagan-National Airport

Our best American Airlines deals on Kentucky to Washington, D.C. Reagan-National Airport flight tickets

Southwest flights from Kentucky to Washington, D.C. Reagan-National Airport

Our best Southwest deals on Kentucky to Washington, D.C. Reagan-National Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Kentucky to Washington, D.C. Reagan-National Airport that are best for you.

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Kentucky to Washington, D.C. Reagan-National Airport

What is the cheapest month to fly to Washington, D.C. Reagan-National Airport?

What is the cheapest day to depart on your flight to Washington, D.C. Reagan-National Airport?

What is the cheapest time of day to depart on your flight to Washington, D.C. Reagan-National Airport?

What is the cheapest Kentucky to Washington, D.C. Reagan-National flight route?

How far in advance should I book a flight from Kentucky to Washington, D.C. Reagan-National Airport?

Can stopping save me money on Kentucky to Washington, D.C. Reagan-National Airport flights?

What is the cheapest airline that flies from Kentucky to Washington, D.C. Reagan-National?

How many flights depart from Kentucky to Washington, D.C. Reagan-National Airport on average per day?

How many flights depart from Kentucky to Washington, D.C. Reagan-National Airport on average per week?

How long does it take to fly to Washington, D.C. Reagan-National Airport?

Cheap Kentucky to Washington, D.C. Reagan-National Airport flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Kentucky to Washington, D.C. Reagan-National Airport

Best airlines flying from Kentucky to Washington, D.C. Reagan-National Airport

Compare and see reviews for airlines that fly from Kentucky to Washington, D.C. Reagan-National Airport with momondo

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

Why use momondo?

An easier way to manage your Washington, D.C. Reagan-National 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

Kentucky flight routes

According to popular flight searches on momondo this year

Washington, D.C. Reagan-National Airport flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Washington, D.C.

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Washington, D.C.

List of cabin classes available on flights landing in Washington, D.C.. Availability may vary depending on flight origin and airline.

Complete your trip to Washington, D.C.

Explore popular destinations other users love

According to popular flight searches on momondo this year