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Cheap flights from Lexington to Washington, D.C. from $147

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 12/18. 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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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
7:26 am - 11:52 am
LEX
-
IAD
4h 26m1 stop
Delta Logo
6:00 am - 9:57 am
IAD
-
LEX
3h 57m1 stop
$199Delta
Wed, Jan 21 - Wed, Jan 28
Delta Logo
3:46 pm - 8:45 pm
LEX
-
IAD
4h 59m1 stop
Delta Logo
6:00 am - 9:45 am
IAD
-
LEX
3h 45m1 stop
$209Delta
Fri, Mar 6 - Sun, Mar 8
Multiple Airlines Logo
9:41 pm - 8:40 am
LEX
-
IAD
10h 59m1 stop
Multiple Airlines Logo
9:35 am - 8:40 pm
IAD
-
LEX
11h 05m1 stop
$211Multiple Airlines
Thu, Jan 22 - Fri, Jan 30
Multiple Airlines Logo
9:30 pm - 10:44 am
LEX
-
IAD
13h 14m2 stops
Multiple Airlines Logo
9:35 am - 8:40 pm
IAD
-
LEX
11h 05m1 stop
$226Multiple Airlines
Fri, Jan 23 - Fri, Jan 30
Delta Logo
10:13 am - 5:00 pm
LEX
-
IAD
6h 47m1 stop
Delta Logo
12:29 pm - 4:54 pm
IAD
-
LEX
4h 25m1 stop
$229Delta
Wed, Dec 17 - Thu, Jan 8
Delta Logo
10:37 am - 4:46 pm
LEX
-
IAD
6h 09m1 stop
Delta Logo
6:00 am - 9:57 am
IAD
-
LEX
3h 57m1 stop
$237Delta
Tue, Jan 20 - Wed, Jan 21
Delta Logo
6:40 pm - 12:24 am
LEX
-
IAD
5h 44m1 stop
Delta Logo
6:00 am - 9:57 am
IAD
-
LEX
3h 57m1 stop
$238Delta
Fri, Jan 23 - Thu, Jan 29
Delta Logo
5:35 pm - 11:06 pm
LEX
-
IAD
5h 31m1 stop
Delta Logo
6:20 am - 10:27 am
IAD
-
LEX
4h 07m1 stop
$247Delta
Thu, Jan 8 - Fri, Jan 9
Multiple Airlines Logo
9:41 pm - 8:40 am
LEX
-
IAD
10h 59m1 stop
Multiple Airlines Logo
6:37 pm - 2:11 pm
IAD
-
LEX
19h 34m1 stop
$251Multiple Airlines
Thu, Jan 22 - Thu, Jan 29
Multiple Airlines Logo
9:41 pm - 8:40 am
LEX
-
IAD
10h 59m1 stop
Multiple Airlines Logo
5:33 pm - 8:51 pm
IAD
-
LEX
51h 18m2 stops
$256Multiple Airlines
Thu, Jan 22 - Fri, Jan 30

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
Jan 16
LEX7:17 pmLexington Blue Grass
3h 55m
1 stop
IAD11:12 pmWashington, D.C. Dulles Intl
Jan 19
IAD7:01 amWashington, D.C. Dulles Intl
5h 18m
1 stop
LEX12:19 pmLexington Blue Grass
$258
Find similar
American Airlines
Jan 20
LEX6:00 amLexington Blue Grass
4h 58m
1 stop
IAD10:58 amWashington, D.C. Dulles Intl
Jan 30
IAD11:34 amWashington, D.C. Dulles Intl
4h 03m
1 stop
LEX3:37 pmLexington Blue Grass
$259
Find similar
American Airlines
Jan 11
LEX7:00 amLexington Blue Grass
3h 58m
1 stop
IAD10:58 amWashington, D.C. Dulles Intl
Jan 15
IAD7:01 amWashington, D.C. Dulles Intl
3h 55m
1 stop
LEX10:56 amLexington Blue Grass
$277
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
Jan 22
LEX4:38 pmLexington Blue Grass
4h 07m
1 stop
IAD8:45 pmWashington, D.C. Dulles Intl
Jan 27
IAD12:32 pmWashington, D.C. Dulles Intl
4h 23m
1 stop
LEX4:55 pmLexington Blue Grass
$199
Find similar
Delta
Mar 6
LEX3:46 pmLexington Blue Grass
4h 59m
1 stop
IAD8:45 pmWashington, D.C. Dulles Intl
Mar 8
IAD6:00 amWashington, D.C. Dulles Intl
3h 45m
1 stop
LEX9:45 amLexington Blue Grass
$209
Find similar
Delta
Dec 17
LEX10:13 amLexington Blue Grass
6h 47m
1 stop
IAD5:00 pmWashington, D.C. Dulles Intl
Jan 8
IAD12:29 pmWashington, D.C. Dulles Intl
4h 25m
1 stop
LEX4:54 pmLexington 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 December 4, 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

Wed 1/21

7:26 am-11:52 am

1 stop4h 26m

Washington, D.C. Dulles Intl

Wed 1/28

6:00 am-9:57 am

1 stop3h 57m

$199

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Fri 3/6

3:46 pm-8:45 pm

1 stop4h 59m

Washington, D.C. Dulles Intl

Sun 3/8

6:00 am-9:45 am

1 stop3h 45m

$209

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Thu 1/22

9:41 pm-8:40 am

1 stop10h 59m

Washington, D.C. Dulles Intl

Fri 1/30

9:35 am-8:40 pm

1 stop11h 05m

$211

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Fri 1/23

9:30 pm-10:44 am

2 stops13h 14m

Washington, D.C. Dulles Intl

Fri 1/30

9:35 am-8:40 pm

1 stop11h 05m

$226

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Wed 12/17

10:13 am-5:00 pm

1 stop6h 47m

Washington, D.C. Dulles Intl

Thu 1/8

12:29 pm-4:54 pm

1 stop4h 25m

$229

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Tue 1/20

10:37 am-4:46 pm

1 stop6h 09m

Washington, D.C. Dulles Intl

Wed 1/21

6:00 am-9:57 am

1 stop3h 57m

$237

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Fri 1/23

6:40 pm-12:24 am

1 stop5h 44m

Washington, D.C. Dulles Intl

Thu 1/29

6:00 am-9:57 am

1 stop3h 57m

$238

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Thu 1/8

5:35 pm-11:06 pm

1 stop5h 31m

Washington, D.C. Dulles Intl

Fri 1/9

6:20 am-10:27 am

1 stop4h 07m

$247

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Thu 1/22

9:41 pm-8:40 am

1 stop10h 59m

Washington, D.C. Dulles Intl

Thu 1/29

6:37 pm-2:11 pm

1 stop19h 34m

$251

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Thu 1/22

9:41 pm-8:40 am

1 stop10h 59m

Washington, D.C. Dulles Intl

Fri 1/30

5:33 pm-8:51 pm

2 stops51h 18m

$256

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. 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

Fastest flight time

4h 14m

Direct flights

None
The fastest flight from Lexington to Washington, D.C. Dulles Intl Airport takes 4h 14m
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.
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 55m 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
8,011 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
Towson
Rockville
Harpers Ferry
Reston
Manassas
Gaithersburg
Sterling
Fairfax

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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