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Cheap flights from Lexington to Washington, D.C. from $119

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 12/13. 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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0 bags

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Cheap round-trip flights

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Delta Logo
7:59 pm - 12:12 amLEX-IAD
4h 13m1 stop
Delta Logo
6:00 am - 9:52 amIAD-LEX
3h 52m1 stop
$199Delta
Find Deal
Fri, Dec 5 - Sat, Dec 6
Delta Logo
6:02 pm - 11:08 pmLEX-IAD
5h 06m1 stop
Delta Logo
9:00 am - 2:56 pmIAD-LEX
5h 56m1 stop
$209Delta
Find Deal
Thu, Dec 4 - Sat, Dec 6
Allegiant Air Logo
9:00 am - 8:20 amLEX-IAD
23h 20m1 stop
Allegiant Air Logo
6:37 pm - 2:11 pmIAD-LEX
19h 34m1 stop
$210Allegiant Air
Find Deal
Thu, Dec 18 - Sun, Jan 11
Delta Logo
6:02 pm - 11:08 pmLEX-IAD
5h 06m1 stop
Delta Logo
6:00 am - 10:00 amIAD-LEX
4h 00m1 stop
$229Delta
Find Deal
Fri, Dec 12 - Sat, Jan 10
American Airlines Logo
8:08 am - 1:27 pmLEX-IAD
5h 19m1 stop
American Airlines Logo
6:35 am - 10:30 amIAD-LEX
3h 55m1 stop
$249American Airlines
Find Deal
Thu, Dec 25 - Thu, Jan 1
Multiple Airlines Logo
8:45 pm - 8:46 amLEX-IAD
12h 01m1 stop
Multiple Airlines Logo
9:58 pm - 8:17 pmIAD-LEX
22h 19m1 stop
$269Multiple Airlines
Find Deal
Wed, Dec 24 - Sun, Dec 28
American Airlines Logo
8:11 am - 1:12 pmLEX-IAD
5h 01m1 stop
American Airlines Logo
6:44 am - 10:47 amIAD-LEX
4h 03m1 stop
$279American Airlines
Find Deal
Thu, Nov 20 - Fri, Nov 28
Multiple Airlines Logo
8:45 pm - 8:46 amLEX-IAD
12h 01m1 stop
Multiple Airlines Logo
5:35 am - 9:03 pmIAD-LEX
15h 28m2 stops
$394Multiple Airlines
Find Deal
Wed, Dec 24 - Sun, Dec 28
United Airlines Logo
6:00 am - 11:45 amLEX-IAD
5h 45m1 stop
United Airlines Logo
8:20 am - 1:25 pmIAD-LEX
5h 05m1 stop
$417United Airlines
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Fri, Dec 19 - Sat, Jan 10
United Airlines Logo
7:05 am - 11:49 amLEX-IAD
4h 44m1 stop
United Airlines Logo
12:40 pm - 5:10 pmIAD-LEX
4h 30m1 stop
$477United Airlines
Find Deal
Thu, Nov 20 - Mon, Nov 24

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

Our best American Airlines deals on Lexington to Washington, D.C. Dulles Intl Airport flight tickets
American Airlines
Dec 25
LEX8:08 amLexington Blue Grass
5h 19m
1 stop
IAD1:27 pmWashington, D.C. Dulles Intl
Jan 1
IAD6:35 amWashington, D.C. Dulles Intl
3h 55m
1 stop
LEX10:30 amLexington Blue Grass
$249
Find similar
American Airlines
Nov 20
LEX8:11 amLexington Blue Grass
5h 01m
1 stop
IAD1:12 pmWashington, D.C. Dulles Intl
Nov 28
IAD6:44 amWashington, D.C. Dulles Intl
4h 03m
1 stop
LEX10:47 amLexington Blue Grass
$279
Find similar
American Airlines
Dec 25
LEX8:08 amLexington Blue Grass
5h 19m
1 stop
IAD1:27 pmWashington, D.C. Dulles Intl
Jan 1
IAD6:35 amWashington, D.C. Dulles Intl
3h 55m
1 stop
LEX10:30 amLexington Blue Grass
$289
Find similar

Delta flights from Lexington to Washington, D.C. Dulles Intl Airport

Our best Delta deals on Lexington to Washington, D.C. Dulles Intl Airport flight tickets
Delta
Dec 5
LEX7:59 pmLexington Blue Grass
4h 13m
1 stop
IAD12:12 amWashington, D.C. Dulles Intl
Dec 6
IAD6:00 amWashington, D.C. Dulles Intl
3h 52m
1 stop
LEX9:52 amLexington Blue Grass
$199
Find similar
Delta
Dec 4
LEX6:02 pmLexington Blue Grass
5h 06m
1 stop
IAD11:08 pmWashington, D.C. Dulles Intl
Dec 6
IAD9:00 amWashington, D.C. Dulles Intl
5h 56m
1 stop
LEX2:56 pmLexington Blue Grass
$209
Find similar
Delta
Dec 12
LEX6:02 pmLexington Blue Grass
5h 06m
1 stop
IAD11:08 pmWashington, D.C. Dulles Intl
Jan 10
IAD6:00 amWashington, D.C. Dulles Intl
4h 00m
1 stop
LEX10:00 amLexington Blue Grass
$229
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Lexington 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 November 6, 2025.
Use the filters below to find and compare flights from Lexington to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Fri 12/5

7:59 pm-12:12 am

1 stop4h 13m

Washington, D.C. Dulles Intl

Sat 12/6

6:00 am-9:52 am

1 stop3h 52m

$199

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Thu 12/4

6:02 pm-11:08 pm

1 stop5h 06m

Washington, D.C. Dulles Intl

Sat 12/6

9:00 am-2:56 pm

1 stop5h 56m

$209

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Thu 12/18

9:00 am-8:20 am

1 stop23h 20m

Washington, D.C. Dulles Intl

Sun 1/11

6:37 pm-2:11 pm

1 stop19h 34m

$210

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Fri 12/12

6:02 pm-11:08 pm

1 stop5h 06m

Washington, D.C. Dulles Intl

Sat 1/10

6:00 am-10:00 am

1 stop4h 00m

$229

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Thu 12/25

8:08 am-1:27 pm

1 stop5h 19m

Washington, D.C. Dulles Intl

Thu 1/1

6:35 am-10:30 am

1 stop3h 55m

$249

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Wed 12/24

8:45 pm-8:46 am

1 stop12h 01m

Washington, D.C. Dulles Intl

Sun 12/28

9:58 pm-8:17 pm

1 stop22h 19m

$269

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Thu 11/20

8:11 am-1:12 pm

1 stop5h 01m

Washington, D.C. Dulles Intl

Fri 11/28

6:44 am-10:47 am

1 stop4h 03m

$279

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Wed 12/24

8:45 pm-8:46 am

1 stop12h 01m

Washington, D.C. Dulles Intl

Sun 12/28

5:35 am-9:03 pm

2 stops15h 28m

$394

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Fri 12/19

6:00 am-11:45 am

1 stop5h 45m

Washington, D.C. Dulles Intl

Sat 1/10

8:20 am-1:25 pm

1 stop5h 05m

$417

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Thu 11/20

7:05 am-11:49 am

1 stop4h 44m

Washington, D.C. Dulles Intl

Mon 11/24

12:40 pm-5:10 pm

1 stop4h 30m

$477

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Lexington 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 day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Thursday 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 $398. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Lexington to Washington, D.C. Dulles Intl Airport for around $651.

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 Lexington in the morning is the least expensive time of day to depart. momondo users have found prices as low as $462 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $535 on average. Flights to Washington, D.C. Dulles Intl Airport from Lexington at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Lexington to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Lexington to Washington, D.C. Dulles Intl 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. Dulles Intl Airport (LEX to IAD) flight deals and tips

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

Direct flights

None
There are no direct flights from Lexington to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Lexington to Washington, D.C. Dulles Intl Airport.
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  • How far is Lexington Blue Grass to Washington, D.C. Dulles Intl by plane?

    Lexington Blue Grass and Washington, D.C. Dulles Intl are 386.2 mi apart from one another. Typically, this will take 3h 41m by plane in normal conditions.

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

    Prices for flights from Lexington Blue Grass Airport to Washington, D.C. Dulles Intl Airport refresh daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lexington Blue Grass Airport to Washington, D.C. Dulles Intl Airport.

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

    The required travel and health documents for your Washington, D.C. Dulles Intl 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. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Lexington to Washington, D.C. Dulles Intl Airport?

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

Compare and see reviews for airlines that fly from Lexington to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $159Free CancellationRating
7.9
8,001 reviews
Search Delta 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
National Harbor
Gettysburg
Arlington
Winchester
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Harpers Ferry
Towson
Rockville
Reston
Manassas
Gaithersburg
Fairfax
Glen Burnie

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Lexington to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Lexington with this policy.

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 offers price alerts on flights to Washington, D.C. from Lexington. 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.

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