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Cheap flights from Lexington to Washington, D.C. from $109

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:20 am - 7:50 am
LEX
-
DCA
1h 30mnonstop
Delta Logo
9:00 pm - 10:37 pm
DCA
-
LEX
1h 37mnonstop
$179Delta
Fri, Mar 13 - Sun, Mar 15
Delta Logo
6:09 am - 7:40 am
LEX
-
DCA
1h 31mnonstop
Delta Logo
9:25 pm - 11:06 pm
DCA
-
LEX
1h 41mnonstop
$189Delta
Thu, Jan 15 - Mon, Jan 19
Delta Logo
2:17 pm - 8:32 pm
LEX
-
DCA
6h 15m1 stop
Delta Logo
9:25 pm - 11:06 pm
DCA
-
LEX
1h 41mnonstop
$199Delta
Thu, Jan 15 - Sun, Jan 18
Delta Logo
2:17 pm - 8:32 pm
LEX
-
DCA
6h 15m1 stop
Delta Logo
9:25 pm - 11:06 pm
DCA
-
LEX
1h 41mnonstop
$209Delta
Sat, Jan 10 - Thu, Jan 15
Delta Logo
6:09 am - 7:40 am
LEX
-
DCA
1h 31mnonstop
Delta Logo
9:25 pm - 11:06 pm
DCA
-
LEX
1h 41mnonstop
$217Delta
Mon, Jan 26 - Tue, Jan 27
Delta Logo
5:18 pm - 9:34 pm
LEX
-
DCA
4h 16m1 stop
Delta Logo
6:05 am - 9:59 am
DCA
-
LEX
3h 54m1 stop
$219Delta
Sat, Jan 10 - Thu, Jan 15
Delta Logo
6:09 am - 7:40 am
LEX
-
DCA
1h 31mnonstop
Delta Logo
6:05 am - 9:57 am
DCA
-
LEX
3h 52m1 stop
$227Delta
Mon, Jan 26 - Tue, Jan 27
Delta Logo
4:38 pm - 8:32 pm
LEX
-
DCA
3h 54m1 stop
Delta Logo
7:59 am - 1:47 pm
DCA
-
LEX
5h 48m1 stop
$237Delta
Mon, Jan 26 - Tue, Jan 27
Delta Logo
6:20 am - 7:50 am
LEX
-
DCA
1h 30mnonstop
Delta Logo
6:59 am - 11:48 am
DCA
-
LEX
4h 49m1 stop
$239Delta
Fri, Mar 13 - Sun, Mar 15
Delta Logo
5:35 pm - 10:57 pm
LEX
-
DCA
5h 22m1 stop
Delta Logo
9:25 pm - 11:06 pm
DCA
-
LEX
1h 41mnonstop
$247Delta
Sun, Jan 11 - Thu, Jan 15

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

Our best American Airlines deals on Lexington to Washington, D.C. Reagan-National Airport flight tickets
American Airlines
Jan 1
LEX8:04 amLexington Blue Grass
4h 47m
1 stop
DCA12:51 pmWashington, D.C. Reagan-National
Jan 5
DCA7:50 pmWashington, D.C. Reagan-National
4h 06m
1 stop
LEX11:56 pmLexington Blue Grass
$259
Find similar
American Airlines
Dec 19
LEX6:09 amLexington Blue Grass
4h 51m
1 stop
DCA11:00 amWashington, D.C. Reagan-National
Dec 24
DCA9:36 amWashington, D.C. Reagan-National
6h 23m
1 stop
LEX3:59 pmLexington Blue Grass
$349
Find similar
American Airlines
Dec 19
LEX6:09 amLexington Blue Grass
4h 51m
1 stop
DCA11:00 amWashington, D.C. Reagan-National
Dec 23
DCA1:44 pmWashington, D.C. Reagan-National
4h 52m
1 stop
LEX6:36 pmLexington Blue Grass
$459
Find similar

United Airlines flights from Lexington to Washington, D.C. Reagan-National Airport

Our best United Airlines deals on Lexington to Washington, D.C. Reagan-National Airport flight tickets
United Airlines
Dec 20
LEX5:48 pmLexington Blue Grass
6h 11m
1 stop
DCA11:59 pmWashington, D.C. Reagan-National
Dec 22
DCA8:30 amWashington, D.C. Reagan-National
4h 46m
1 stop
LEX1:16 pmLexington Blue Grass
$430
Find similar
United Airlines
Feb 14
LEX7:00 amLexington Blue Grass
7h 13m
1 stop
DCA2:13 pmWashington, D.C. Reagan-National
Feb 17
DCA7:00 pmWashington, D.C. Reagan-National
4h 49m
1 stop
LEX11:49 pmLexington Blue Grass
$477
Find similar
United Airlines
Dec 26
LEX6:00 amLexington Blue Grass
5h 58m
1 stop
DCA11:58 amWashington, D.C. Reagan-National
Jan 1
DCA6:30 amWashington, D.C. Reagan-National
6h 46m
1 stop
LEX1:16 pmLexington Blue Grass
$483
Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

LexingtonWashington, D.C.

LEX - DCA

LEXDCA

Lexington Blue Grass

Fri 3/13

6:20 am-7:50 am

Nonstop1h 30m

Washington, D.C. Reagan-National

Sun 3/15

9:00 pm-10:37 pm

Nonstop1h 37m

$179

LexingtonWashington, D.C.

LEX - DCA

LEXDCA

Lexington Blue Grass

Thu 1/15

6:09 am-7:40 am

Nonstop1h 31m

Washington, D.C. Reagan-National

Mon 1/19

9:25 pm-11:06 pm

Nonstop1h 41m

$189

LexingtonWashington, D.C.

LEX - DCA

LEXDCA

Lexington Blue Grass

Thu 1/15

2:17 pm-8:32 pm

1 stop6h 15m

Washington, D.C. Reagan-National

Sun 1/18

9:25 pm-11:06 pm

Nonstop1h 41m

$199

LexingtonWashington, D.C.

LEX - DCA

LEXDCA

Lexington Blue Grass

Sat 1/10

2:17 pm-8:32 pm

1 stop6h 15m

Washington, D.C. Reagan-National

Thu 1/15

9:25 pm-11:06 pm

Nonstop1h 41m

$209

LexingtonWashington, D.C.

LEX - DCA

LEXDCA

Lexington Blue Grass

Mon 1/26

6:09 am-7:40 am

Nonstop1h 31m

Washington, D.C. Reagan-National

Tue 1/27

9:25 pm-11:06 pm

Nonstop1h 41m

$217

LexingtonWashington, D.C.

LEX - DCA

LEXDCA

Lexington Blue Grass

Sat 1/10

5:18 pm-9:34 pm

1 stop4h 16m

Washington, D.C. Reagan-National

Thu 1/15

6:05 am-9:59 am

1 stop3h 54m

$219

LexingtonWashington, D.C.

LEX - DCA

LEXDCA

Lexington Blue Grass

Mon 1/26

6:09 am-7:40 am

Nonstop1h 31m

Washington, D.C. Reagan-National

Tue 1/27

6:05 am-9:57 am

1 stop3h 52m

$227

LexingtonWashington, D.C.

LEX - DCA

LEXDCA

Lexington Blue Grass

Mon 1/26

4:38 pm-8:32 pm

1 stop3h 54m

Washington, D.C. Reagan-National

Tue 1/27

7:59 am-1:47 pm

1 stop5h 48m

$237

LexingtonWashington, D.C.

LEX - DCA

LEXDCA

Lexington Blue Grass

Fri 3/13

6:20 am-7:50 am

Nonstop1h 30m

Washington, D.C. Reagan-National

Sun 3/15

6:59 am-11:48 am

1 stop4h 49m

$239

LexingtonWashington, D.C.

LEX - DCA

LEXDCA

Lexington Blue Grass

Sun 1/11

5:35 pm-10:57 pm

1 stop5h 22m

Washington, D.C. Reagan-National

Thu 1/15

9:25 pm-11:06 pm

Nonstop1h 41m

$247

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Lexington 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

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

The month of January is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Lexington, with most prices found around $268. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of January, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $278.

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

The cheapest day to depart from Lexington to Washington, D.C. Reagan-National Airport is on a Wednesday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Wednesday will often find tickets for as low as $259. Flights from Lexington to Washington, D.C. Reagan-National Airport on a Saturday will generally be more expensive and average around $1,119. 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 Lexington to Washington, D.C. Reagan-National Airport flights are usually those with departure times in the morning. Our users have found flights to Washington, D.C. Reagan-National Airport in the morning for as low as $292. In contrast, the most expensive time of day to depart to Washington, D.C. Reagan-National Airport is in the evening when prices are around $483.

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

Fly from Lexington Blue Grass to Washington, D.C. Reagan-National for the best Lexington Blue Grass - Washington, D.C. Reagan-National flight prices

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

You are more likely to see cheaper flights to Washington, D.C. Reagan-National Airport from Lexington 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 $332 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 Lexington for as low as $189 on momondo.

What cabin class options are available on Lexington Blue Grass to Washington, D.C. Reagan-National flights?

There is only 1 cabin class available to choose from on Lexington Blue Grass to Washington, D.C. Reagan-National 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 Lexington to Washington, D.C. Reagan-National Airport flights?

You could potentially save up to 27% on your flight if you consider stops on a Lexington to Washington, D.C. Reagan-National Airport flight.

How have Lexington to Washington, D.C. Reagan-National Airport flight prices changed over time?

As of December 2025, prices for Lexington to Washington, D.C. Reagan-National Airport flights are approximately 28% cheaper when compared to flights at the same time last year.

When to book flights from Lexington to Washington, D.C. Reagan-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Lexington to Washington, D.C. Reagan-National Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Lexington to Washington, D.C. Reagan-National Airport (LEX to DCA) flight deals and tips

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

Best Price Found

$168

Fastest flight time

1h 30m

Direct flights

Mon, Tue, Wed, Thu, Fri and Sat
The best one-way flight to Washington, D.C. Reagan-National Airport from Lexington in the past 72 hours is $168. The best round-trip flight deal from Lexington to Washington, D.C. Reagan-National Airport found on momondo in the last 72 hours is $179.
The fastest flight from Lexington to Washington, D.C. Reagan-National Airport takes 1h 30m
Direct flights go from Lexington to Washington, D.C. Reagan-National Airport on Monday, Tuesday, Wednesday, Thursday, Friday and Saturday. The only airline offering direct flights is Delta.
Search flight deals

  • How far is Lexington Blue Grass to Washington, D.C. Reagan-National by plane?

    Lexington Blue Grass and Washington, D.C. Reagan-National are 407.5 mi apart from one another. Flights usually cover this in 1h 30m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Lexington Blue Grass Airport to Washington, D.C. Reagan-National Airport?

    Prices for flights from Lexington Blue Grass Airport to Washington, D.C. Reagan-National Airport were last updated today.

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

  • How old do you have to be to fly from Lexington Blue Grass Airport 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 Lexington Blue Grass Airport to Washington, D.C. Reagan-National Airport.

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

    The travel and health documents required for your trip to Washington, D.C. Reagan-National 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. Reagan-National 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 Lexington to Washington, D.C. Reagan-National Airport?

  • What is the most popular airline from Lexington to Washington, D.C. Reagan-National Airport?

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

Compare and see reviews for airlines that fly from Lexington to Washington, D.C. Reagan-National Airport with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $178Free CancellationRating
7.2
11,054 reviews
Search American Airlines flights
DeltaPriceFrom $178Free CancellationRating
7.9
8,005 reviews
Search Delta flights

  • Delta Flights From Lexington to Washington, D.C. Reagan-National Airport

    Delta flight deals from Lexington to Washington, D.C. Reagan-National Airport start from $178 round-trip. Over the 5 Delta flights for this route in a normal week, average airfare is usually $313 round-trip - but some users have found much cheaper deals with momondo.

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

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

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Lexington to Washington, D.C. for you.

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

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

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

momondo provides multiple filters to help you find the best flight to Washington, D.C. from Lexington. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Lexington to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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