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Cheap flights from Lexington to Washington, D.C. from $176

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 8/28. 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. (LEX-IAD)

Cheap round-trip flights

Delta Logo
5:48 pm - 11:26 pmLEX-IAD
5h 38m1 stop
Delta Logo
6:00 am - 9:44 amIAD-LEX
3h 44m1 stop
$319Delta
Find Deal
Sat, Sep 20 - Thu, Sep 25
Logo
12:16 pm - 12:15 amLEX-IAD
11h 59m2 stops
Logo
7:14 pm - 7:44 pmIAD-LEX
24h 30m1 stop
$320
Find Deal
Thu, Sep 25 - Sun, Sep 28
Logo
12:16 pm - 12:15 amLEX-IAD
11h 59m2 stops
Logo
8:59 pm - 2:00 pmIAD-LEX
17h 01m1 stop
$338
Find Deal
Thu, Sep 25 - Mon, Sep 29
Delta Logo
7:15 am - 11:10 amLEX-IAD
3h 55m1 stop
Delta Logo
6:00 am - 9:44 amIAD-LEX
3h 44m1 stop
$339Delta
Find Deal
Sat, Sep 13 - Thu, Sep 18
Delta Logo
5:54 pm - 11:57 amLEX-IAD
18h 03m2 stops
Delta Logo
6:05 am - 9:45 amIAD-LEX
3h 40m1 stop
$353Delta
Find Deal
Tue, Oct 7 - Tue, Oct 14
Delta Logo
7:10 pm - 11:26 pmLEX-IAD
4h 16m1 stop
Delta Logo
6:15 pm - 10:36 pmIAD-LEX
4h 21m1 stop
$359Delta
Find Deal
Fri, Sep 5 - Mon, Sep 8
American Airlines Logo
8:02 pm - 11:53 pmLEX-IAD
3h 51m1 stop
American Airlines Logo
6:34 am - 10:33 amIAD-LEX
3h 59m1 stop
$379American Airlines
Find Deal
Mon, Oct 6 - Sun, Oct 12
American Airlines Logo
8:02 pm - 11:53 pmLEX-IAD
3h 51m1 stop
American Airlines Logo
6:34 am - 10:33 amIAD-LEX
3h 59m1 stop
$399American Airlines
Find Deal
Thu, Oct 9 - Sun, Oct 12
United Airlines Logo
7:00 am - 11:55 amLEX-IAD
4h 55m1 stop
United Airlines Logo
6:50 pm - 11:59 pmIAD-LEX
5h 09m1 stop
$457United Airlines
Find Deal
Sun, Sep 21 - Thu, Sep 25
United Airlines Logo
7:00 am - 2:37 pmLEX-IAD
7h 37m1 stop
United Airlines Logo
6:35 am - 1:24 pmIAD-LEX
6h 49m1 stop
$474United Airlines
Find Deal
Fri, Aug 29 - Sun, Aug 31

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

Our best United Airlines deals on Lexington to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Sep 21
LEX7:00 amLexington Blue Grass
4h 55m
1 stop
IAD11:55 amWashington, D.C. Dulles Intl
Sep 25
IAD6:50 pmWashington, D.C. Dulles Intl
5h 09m
1 stop
LEX11:59 pmLexington Blue Grass
$457
Find similar
United Airlines
Aug 29
LEX7:00 amLexington Blue Grass
7h 37m
1 stop
IAD2:37 pmWashington, D.C. Dulles Intl
Aug 31
IAD6:35 amWashington, D.C. Dulles Intl
6h 49m
1 stop
LEX1:24 pmLexington Blue Grass
$474
Find similar
United Airlines
Sep 16
LEX7:00 amLexington Blue Grass
14h 12m
2 stops
IAD9:12 pmWashington, D.C. Dulles Intl
Sep 23
IAD6:35 amWashington, D.C. Dulles Intl
6h 49m
1 stop
LEX1:24 pmLexington Blue Grass
$477
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
Sep 20
LEX5:48 pmLexington Blue Grass
5h 38m
1 stop
IAD11:26 pmWashington, D.C. Dulles Intl
Sep 25
IAD6:00 amWashington, D.C. Dulles Intl
3h 44m
1 stop
LEX9:44 amLexington Blue Grass
$319
Find similar
Delta
Sep 13
LEX7:15 amLexington Blue Grass
3h 55m
1 stop
IAD11:10 amWashington, D.C. Dulles Intl
Sep 18
IAD6:00 amWashington, D.C. Dulles Intl
3h 44m
1 stop
LEX9:44 amLexington Blue Grass
$339
Find similar
Delta
Oct 7
LEX5:54 pmLexington Blue Grass
18h 03m
2 stops
IAD11:57 amWashington, D.C. Dulles Intl
Oct 14
IAD6:05 amWashington, D.C. Dulles Intl
3h 40m
1 stop
LEX9:45 amLexington Blue Grass
$353
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 August 18, 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

Sat 9/20

5:48 pm-11:26 pm

1 stop5h 38m

Washington, D.C. Dulles Intl

Thu 9/25

6:00 am-9:44 am

1 stop3h 44m

$319

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Thu 9/25

12:16 pm-12:15 am

2 stops11h 59m

Washington, D.C. Dulles Intl

Sun 9/28

7:14 pm-7:44 pm

1 stop24h 30m

$320

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Thu 9/25

12:16 pm-12:15 am

2 stops11h 59m

Washington, D.C. Dulles Intl

Mon 9/29

8:59 pm-2:00 pm

1 stop17h 01m

$338

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Sat 9/13

7:15 am-11:10 am

1 stop3h 55m

Washington, D.C. Dulles Intl

Thu 9/18

6:00 am-9:44 am

1 stop3h 44m

$339

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Tue 10/7

5:54 pm-11:57 am

2 stops18h 03m

Washington, D.C. Dulles Intl

Tue 10/14

6:05 am-9:45 am

1 stop3h 40m

$353

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Fri 9/5

7:10 pm-11:26 pm

1 stop4h 16m

Washington, D.C. Dulles Intl

Mon 9/8

6:15 pm-10:36 pm

1 stop4h 21m

$359

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Mon 10/6

8:02 pm-11:53 pm

1 stop3h 51m

Washington, D.C. Dulles Intl

Sun 10/12

6:34 am-10:33 am

1 stop3h 59m

$379

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Thu 10/9

8:02 pm-11:53 pm

1 stop3h 51m

Washington, D.C. Dulles Intl

Sun 10/12

6:34 am-10:33 am

1 stop3h 59m

$399

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Sun 9/21

7:00 am-11:55 am

1 stop4h 55m

Washington, D.C. Dulles Intl

Thu 9/25

6:50 pm-11:59 pm

1 stop5h 09m

$457

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Fri 8/29

7:00 am-2:37 pm

1 stop7h 37m

Washington, D.C. Dulles Intl

Sun 8/31

6:35 am-1:24 pm

1 stop6h 49m

$474

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

Best Price Found

$176

Fastest flight time

3h 35m

Direct flights

None
The best one-way flight to Washington, D.C. Dulles Intl Airport from Lexington in the past 72 hours is $176. The best round-trip flight deal from Lexington to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $319.
The fastest flight from Lexington to Washington, D.C. Dulles Intl Airport takes 3h 35m
There are no direct flights from Lexington to Washington, D.C. Dulles Intl Airport. Popular non-direct route for this connection is Lexington Blue Grass Airport - Washington, D.C. Dulles Intl Airport.
Search flight deals

  • 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 35m 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
8.0
7,981 reviews
Search Delta flights
American AirlinesPriceFrom $188Free CancellationRating
7.2
10,000 reviews
Search American 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
Tysons
Laurel
Silver Spring
Waldorf
Fredericksburg
Colonial Beach
Manassas
Harpers Ferry
Rockville
Towson
Gaithersburg
Fairfax
Reston
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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