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

Allegiant Air, Delta, and United 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 May 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.

$93 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.

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One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:18 am - 12:28 am

LEX

IAD

13h 10m

2 stops

8:00 pm - 10:30 am

IAD

LEX

14h 30m

1 stop

$283Multiple Airlines

Sat, Oct 17 - Mon, Oct 19

9:17 am - 6:42 pm

LEX

IAD

9h 25m

1 stop

1:38 pm - 11:27 am

IAD

LEX

21h 49m

1 stop

$287Multiple Airlines

Thu, Jun 4 - Tue, Jun 9

9:17 am - 6:42 pm

LEX

IAD

9h 25m

1 stop

11:17 am - 10:30 am

IAD

LEX

23h 13m

2 stops

$295Multiple Airlines

Thu, Jun 4 - Tue, Jun 9

1:20 pm - 11:09 pm

LEX

IAD

9h 49m

2 stops

6:22 pm - 2:16 pm

IAD

LEX

19h 54m

1 stop

$304Multiple Airlines

Tue, Jun 2 - Wed, Jun 3

12:12 pm - 8:21 pm

LEX

IAD

8h 09m

1 stop

8:00 pm - 10:30 am

IAD

LEX

14h 30m

1 stop

$309Multiple Airlines

Sat, Oct 17 - Mon, Oct 19

6:04 pm - 11:13 pm

LEX

IAD

5h 09m

1 stop

5:21 pm - 9:28 pm

IAD

LEX

4h 07m

1 stop

$319Delta

Wed, Jul 15 - Sat, Jul 18

8:10 pm - 12:10 am

LEX

IAD

4h 00m

1 stop

8:22 pm - 11:59 pm

IAD

LEX

3h 37m

1 stop

$329American Airlines

Wed, Jul 22 - Mon, Aug 3

2:11 pm - 2:29 pm

LEX

IAD

24h 18m

2 stops

6:26 pm - 2:16 pm

IAD

LEX

19h 50m

1 stop

$335Multiple Airlines

Sun, Jun 21 - Wed, Jun 24

7:59 pm - 12:44 am

LEX

IAD

4h 45m

1 stop

6:05 am - 10:09 am

IAD

LEX

4h 04m

1 stop

$339Delta

Sun, Jun 7 - Sun, Jun 14

2:11 pm - 2:29 pm

LEX

IAD

24h 18m

2 stops

6:26 pm - 2:16 pm

IAD

LEX

19h 50m

1 stop

$348Multiple Airlines

Sun, Jun 21 - Wed, Jun 24

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

Aug 19

LEX7:00 amLexington Blue Grass

6h 55m

1 stop

IAD1:55 pmWashington, D.C. Dulles Intl

Aug 19

IAD3:40 pmWashington, D.C. Dulles Intl

4h 48m

1 stop

LEX8:28 pmLexington Blue Grass

$451

United Airlines

May 26

LEX5:15 amLexington Blue Grass

5h 39m

1 stop

IAD10:54 amWashington, D.C. Dulles Intl

May 30

IAD8:15 amWashington, D.C. Dulles Intl

5h 05m

1 stop

LEX1:20 pmLexington Blue Grass

$479

United Airlines

Jun 5

LEX1:55 pmLexington Blue Grass

5h 07m

1 stop

IAD7:02 pmWashington, D.C. Dulles Intl

Jun 16

IAD12:45 pmWashington, D.C. Dulles Intl

11h 14m

2 stops

LEX11:59 pmLexington Blue Grass

$497

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

Jul 22

LEX8:10 pmLexington Blue Grass

4h 00m

1 stop

IAD12:10 amWashington, D.C. Dulles Intl

Aug 3

IAD8:22 pmWashington, D.C. Dulles Intl

3h 37m

1 stop

LEX11:59 pmLexington Blue Grass

$329

American Airlines

Jun 5

LEX1:08 pmLexington Blue Grass

6h 25m

1 stop

IAD7:33 pmWashington, D.C. Dulles Intl

Jun 16

IAD8:22 pmWashington, D.C. Dulles Intl

3h 37m

1 stop

LEX11:59 pmLexington Blue Grass

$339

American Airlines

Jun 28

LEX5:00 amLexington Blue Grass

3h 50m

1 stop

IAD8:50 amWashington, D.C. Dulles Intl

Jul 12

IAD5:03 amWashington, D.C. Dulles Intl

4h 08m

1 stop

LEX9:11 amLexington Blue Grass

$349

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

Sat 10/17

11:18 am-12:28 am

2 stops13h 10m

Washington, D.C. Dulles Intl

Mon 10/19

8:00 pm-10:30 am

1 stop14h 30m

$283

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Thu 6/4

9:17 am-6:42 pm

1 stop9h 25m

Washington, D.C. Dulles Intl

Tue 6/9

1:38 pm-11:27 am

1 stop21h 49m

$287

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Thu 6/4

9:17 am-6:42 pm

1 stop9h 25m

Washington, D.C. Dulles Intl

Tue 6/9

11:17 am-10:30 am

2 stops23h 13m

$295

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Tue 6/2

1:20 pm-11:09 pm

2 stops9h 49m

Washington, D.C. Dulles Intl

Wed 6/3

6:22 pm-2:16 pm

1 stop19h 54m

$304

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Sat 10/17

12:12 pm-8:21 pm

1 stop8h 09m

Washington, D.C. Dulles Intl

Mon 10/19

8:00 pm-10:30 am

1 stop14h 30m

$309

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Wed 7/15

6:04 pm-11:13 pm

1 stop5h 09m

Washington, D.C. Dulles Intl

Sat 7/18

5:21 pm-9:28 pm

1 stop4h 07m

$319

Quickest round-trip

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Wed 7/22

8:10 pm-12:10 am

1 stop4h 00m

Washington, D.C. Dulles Intl

Mon 8/3

8:22 pm-11:59 pm

1 stop3h 37m

$329

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Sun 6/21

2:11 pm-2:29 pm

2 stops24h 18m

Washington, D.C. Dulles Intl

Wed 6/24

6:26 pm-2:16 pm

1 stop19h 50m

$335

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Sun 6/7

7:59 pm-12:44 am

1 stop4h 45m

Washington, D.C. Dulles Intl

Sun 6/14

6:05 am-10:09 am

1 stop4h 04m

$339

LexingtonWashington, D.C.

LEX - IAD

LEXIAD

Lexington Blue Grass

Sun 6/21

2:11 pm-2:29 pm

2 stops24h 18m

Washington, D.C. Dulles Intl

Wed 6/24

6:26 pm-2:16 pm

1 stop19h 50m

$348

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

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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	4h 00m
Direct flights	None

The fastest flight from Lexington to Washington, D.C. Dulles Intl Airport takes 4h 00m

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 4h 00m 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 May 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 8,452 reviews		Search Delta flights

Alexandria

National Harbor

Gettysburg

Arlington

Winchester

Waldorf

Woodbridge

Laurel

Gaithersburg

Colonial Beach

Fredericksburg

Silver Spring

Towson

Rockville

Manassas

Sterling

Linthicum Heights

Tysons

Bethesda

Springfield

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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 $93

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 6/16. 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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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

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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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