What is the cheapest airline that flies from Lexington Blue Grass to Washington, D.C. Dulles Intl?

Allegiant Air and American Airlines are the most popular carriers operating from Lexington Blue Grass to Washington, D.C. Dulles Intl

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?

As of June 2026, there is 1 operator available to choose from 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.

$194 Cheap Flights from Lexington to Washington, D.C. Dulles Intl Airport in 2026

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

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:11 am - 4:46 pm

LEX

IAD

6h 35m

1 stop

6:00 am - 12:17 pm

IAD

LEX

6h 17m

1 stop

$319Delta

Fri, Jul 24 - Mon, Jul 27

5:56 pm - 12:44 am

LEX

IAD

6h 48m

1 stop

5:26 pm - 9:18 pm

IAD

LEX

3h 52m

1 stop

$339Delta

Sun, Jun 28 - Sun, Jul 12

8:10 pm - 12:13 am

LEX

IAD

4h 03m

1 stop

8:22 pm - 11:59 pm

IAD

LEX

3h 37m

1 stop

$359American Airlines

Fri, Jun 26 - Sun, Jun 28

4:35 pm - 10:05 pm

LEX

IAD

5h 30m

1 stop

1:16 pm - 11:48 pm

IAD

LEX

10h 32m

2 stops

$364American Airlines

Wed, Jul 15 - Sat, Jul 18

3:30 pm - 9:04 pm

LEX

IAD

5h 34m

1 stop

6:00 am - 12:19 pm

IAD

LEX

6h 19m

1 stop

$379Delta

Thu, Jun 18 - Tue, Jun 23

9:29 am - 7:38 pm

LEX

IAD

10h 09m

2 stops

9:26 am - 9:34 am

IAD

LEX

24h 08m

1 stop

$382Multiple Airlines

Thu, Jul 9 - Sun, Jul 12

7:13 pm - 10:55 pm

LEX

IAD

3h 42m

1 stop

6:10 am - 10:11 am

IAD

LEX

4h 01m

1 stop

$388American Airlines

Fri, Sep 4 - Mon, Sep 7

5:00 pm - 10:55 pm

LEX

IAD

5h 55m

1 stop

6:33 am - 10:45 am

IAD

LEX

4h 12m

1 stop

$389American Airlines

Fri, Sep 4 - Sun, Sep 6

2:11 pm - 3:37 pm

LEX

IAD

25h 26m

2 stops

6:25 pm - 5:35 pm

IAD

LEX

23h 10m

1 stop

$391Allegiant Air

Sun, Jun 28 - Sun, Jul 5

8:10 pm - 12:13 am

LEX

IAD

4h 03m

1 stop

1:08 pm - 12:25 am

IAD

LEX

11h 17m

2 stops

$393American Airlines

Sat, Jun 27 - Tue, Jul 7

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

Jul 24

LEX10:11 amLexington Blue Grass

6h 35m

1 stop

IAD4:46 pmWashington, D.C. Dulles Intl

Jul 27

IAD6:00 amWashington, D.C. Dulles Intl

6h 17m

1 stop

LEX12:17 pmLexington Blue Grass

$319

Delta

Jun 28

LEX5:56 pmLexington Blue Grass

6h 48m

1 stop

IAD12:44 amWashington, D.C. Dulles Intl

Jul 12

IAD5:26 pmWashington, D.C. Dulles Intl

3h 52m

1 stop

LEX9:18 pmLexington Blue Grass

$339

Delta

Jun 18

LEX3:30 pmLexington Blue Grass

5h 34m

1 stop

IAD9:04 pmWashington, D.C. Dulles Intl

Jun 23

IAD6:00 amWashington, D.C. Dulles Intl

6h 19m

1 stop

LEX12:19 pmLexington Blue Grass

$379

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

Jun 26

LEX8:10 pmLexington Blue Grass

4h 03m

1 stop

IAD12:13 amWashington, D.C. Dulles Intl

Jun 28

IAD8:22 pmWashington, D.C. Dulles Intl

3h 37m

1 stop

LEX11:59 pmLexington Blue Grass

$359

American Airlines

Jul 15

LEX4:35 pmLexington Blue Grass

5h 30m

1 stop

IAD10:05 pmWashington, D.C. Dulles Intl

Jul 18

IAD1:16 pmWashington, D.C. Dulles Intl

10h 32m

2 stops

LEX11:48 pmLexington Blue Grass

$364

American Airlines

Sep 4

LEX7:13 pmLexington Blue Grass

3h 42m

1 stop

IAD10:55 pmWashington, D.C. Dulles Intl

Sep 7

IAD6:10 amWashington, D.C. Dulles Intl

4h 01m

1 stop

LEX10:11 amLexington Blue Grass

$388

momondo Fare Finder

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

Cheapest round-trip

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Fri 7/24

10:11 am-4:46 pm

1 stop6h 35m

Washington, D.C. Dulles Intl

Mon 7/27

6:00 am-12:17 pm

1 stop6h 17m

$319

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Sun 6/28

5:56 pm-12:44 am

1 stop6h 48m

Washington, D.C. Dulles Intl

Sun 7/12

5:26 pm-9:18 pm

1 stop3h 52m

$339

Quickest round-trip

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Fri 6/26

8:10 pm-12:13 am

1 stop4h 03m

Washington, D.C. Dulles Intl

Sun 6/28

8:22 pm-11:59 pm

1 stop3h 37m

$359

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Wed 7/15

4:35 pm-10:05 pm

1 stop5h 30m

Washington, D.C. Dulles Intl

Sat 7/18

1:16 pm-11:48 pm

2 stops10h 32m

$364

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Thu 6/18

3:30 pm-9:04 pm

1 stop5h 34m

Washington, D.C. Dulles Intl

Tue 6/23

6:00 am-12:19 pm

1 stop6h 19m

$379

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Thu 7/9

9:29 am-7:38 pm

2 stops10h 09m

Washington, D.C. Dulles Intl

Sun 7/12

9:26 am-9:34 am

1 stop24h 08m

$382

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Fri 9/4

7:13 pm-10:55 pm

1 stop3h 42m

Washington, D.C. Dulles Intl

Mon 9/7

6:10 am-10:11 am

1 stop4h 01m

$388

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Fri 9/4

5:00 pm-10:55 pm

1 stop5h 55m

Washington, D.C. Dulles Intl

Sun 9/6

6:33 am-10:45 am

1 stop4h 12m

$389

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Sun 6/28

2:11 pm-3:37 pm

2 stops25h 26m

Washington, D.C. Dulles Intl

Sun 7/5

6:25 pm-5:35 pm

1 stop23h 10m

$391

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Sat 6/27

8:10 pm-12:13 am

1 stop4h 03m

Washington, D.C. Dulles Intl

Tue 7/7

1:08 pm-12:25 am

2 stops11h 17m

$393

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 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

Prices

Airlines

How have Lexington to Washington, D.C. Dulles Intl Airport flight prices changed over time?

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	3h 55m
Direct flights	None

The fastest flight from Lexington to Washington, D.C. Dulles Intl Airport takes 3h 55m

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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Frequently asked questions about flying from Lexington to Washington, D.C. Dulles Intl Airport

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?
As of June 2026, there is 1 operator available to choose from 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?
Based on momondo bookings for flights between Lexington and Washington, D.C. Dulles Intl Airport, the leading airline is Delta, making up 100% of the total bookings.

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
Delta	PriceFrom $159	Free Cancellation	Rating 7.9 8,402 reviews		Search Delta flights

Alexandria

National Harbor

Gettysburg

Arlington

Winchester

Waldorf

Woodbridge

Laurel

Gaithersburg

Colonial Beach

Fredericksburg

Silver Spring

Rockville

Towson

Manassas

Sterling

Linthicum Heights

Tysons

Springfield

Bethesda

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

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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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Cheap flights from Lexington to Washington, D.C. from $194

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 6/28. 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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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

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

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How to get the cheapest flight ticket from Lexington to Washington, D.C. Dulles Intl Airport

How have Lexington to Washington, D.C. Dulles Intl Airport flight prices changed over time?

What is the cheapest airline that flies from Lexington Blue Grass to Washington, D.C. Dulles Intl?

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

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

Direct flights

Frequently asked questions about flying 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

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Why use momondo?

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