How often are flights from Washington, D.C. to Lexington delayed?

Historically, on average around 19% of flights between Washington, D.C. and Lexington have experienced a delay on any given week. The average delay length over the past 12 months has been 66 minutes.

What is the most punctual flight time for Washington, D.C. to Lexington flights?

Generally, flights departing at night tend to experience fewer delays. Flights in the morning have, in the past, seen delays more frequently in comparison.

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

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

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

What airlines fly to Lexington?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Lexington from Washington, D.C. Dulles Intl Airport according to our data. United Airlines is the first choice among our users, with 89% of people opting to fly with this airline when traveling to Lexington. Keep in mind that there are 4 different airlines that fly to Lexington on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Washington, D.C. Dulles Intl Airport to Lexington Blue Grass Airport are refreshed on a daily basis.

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

As of April 2026, there are 2 operators available to choose from for flights from Washington, D.C. Dulles Intl Airport to Lexington Blue Grass Airport.

What documentation or ID do you need to fly to Lexington Blue Grass Airport?

The travel and health documents you'll need for your trip to Lexington Blue Grass Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Lexington Blue Grass Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$117 Cheap Flights from Washington, D.C. Dulles Intl Airport to Lexington in 2026

Q: What is the typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and Lexington?

Prices are currently low for flights on this route. Typical prices usually range from $499 to $385. The lowest price recently found on this route was $243.

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

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:37 pm - 11:32 am

IAD

LEX

16h 55m

1 stop

9:46 pm - 4:21 pm

LEX

IAD

18h 35m

2 stops

$243Multiple Airlines

Tue, May 19 - Fri, May 22

9:16 am - 9:34 am

IAD

LEX

24h 18m

1 stop

3:05 pm - 7:52 pm

LEX

IAD

28h 47m

1 stop

$253Multiple Airlines

Sun, Jul 26 - Thu, Aug 6

6:37 pm - 11:32 am

IAD

LEX

16h 55m

1 stop

9:46 pm - 6:32 pm

LEX

IAD

20h 46m

1 stop

$254Multiple Airlines

Tue, May 19 - Fri, May 22

6:22 pm - 2:16 pm

IAD

LEX

19h 54m

1 stop

3:05 pm - 7:52 pm

LEX

IAD

28h 47m

1 stop

$256Multiple Airlines

Wed, Jul 29 - Thu, Aug 6

11:07 am - 8:52 am

IAD

LEX

21h 45m

2 stops

9:44 pm - 3:16 pm

LEX

IAD

17h 32m

1 stop

$258Multiple Airlines

Thu, May 28 - Mon, Jun 1

7:27 pm - 8:54 pm

IAD

LEX

25h 27m

1 stop

9:44 pm - 3:16 pm

LEX

IAD

17h 32m

1 stop

$262Multiple Airlines

Thu, May 28 - Mon, Jun 1

12:43 pm - 2:54 pm

IAD

LEX

26h 11m

1 stop

9:51 am - 11:09 pm

LEX

IAD

13h 18m

2 stops

$277Multiple Airlines

Sun, May 3 - Thu, May 7

6:22 pm - 2:16 pm

IAD

LEX

19h 54m

1 stop

9:31 pm - 2:12 pm

LEX

IAD

16h 41m

2 stops

$280Multiple Airlines

Wed, Jun 3 - Sun, Jun 7

11:07 am - 8:52 am

IAD

LEX

21h 45m

2 stops

9:23 pm - 11:39 am

LEX

IAD

14h 16m

1 stop

$296Multiple Airlines

Thu, May 28 - Sun, May 31

6:20 am - 8:41 am

IAD

LEX

26h 21m

2 stops

9:32 am - 8:01 pm

LEX

IAD

10h 29m

1 stop

$297Multiple Airlines

Wed, Apr 29 - Mon, May 4

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

Our best American Airlines deals on Washington, D.C. Dulles Intl Airport to Lexington flight tickets

American Airlines

Apr 28

IAD7:16 amWashington, D.C. Dulles Intl

5h 25m

1 stop

LEX12:41 pmLexington Blue Grass

May 2

LEX3:28 pmLexington Blue Grass

4h 05m

1 stop

IAD7:33 pmWashington, D.C. Dulles Intl

$399

American Airlines

Jul 1

IAD6:20 amWashington, D.C. Dulles Intl

6h 18m

1 stop

LEX12:38 pmLexington Blue Grass

Jul 5

LEX8:10 pmLexington Blue Grass

4h 00m

1 stop

IAD12:10 amWashington, D.C. Dulles Intl

$409

American Airlines

Jul 24

IAD8:22 pmWashington, D.C. Dulles Intl

3h 37m

1 stop

LEX11:59 pmLexington Blue Grass

Jul 26

LEX8:10 pmLexington Blue Grass

4h 00m

1 stop

IAD12:10 amWashington, D.C. Dulles Intl

$419

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

Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to Lexington flight tickets

United Airlines

Apr 29

IAD8:20 amWashington, D.C. Dulles Intl

4h 53m

1 stop

LEX1:13 pmLexington Blue Grass

May 3

LEX7:50 pmLexington Blue Grass

5h 10m

1 stop

IAD1:00 amWashington, D.C. Dulles Intl

$440

United Airlines

May 27

IAD3:39 pmWashington, D.C. Dulles Intl

4h 49m

1 stop

LEX8:28 pmLexington Blue Grass

May 30

LEX7:00 amLexington Blue Grass

4h 52m

1 stop

IAD11:52 amWashington, D.C. Dulles Intl

$457

United Airlines

May 28

IAD3:39 pmWashington, D.C. Dulles Intl

4h 49m

1 stop

LEX8:28 pmLexington Blue Grass

May 30

LEX7:00 amLexington Blue Grass

4h 52m

1 stop

IAD11:52 amWashington, D.C. Dulles Intl

$468

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Lexington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

Washington, D.C.Lexington

IAD - LEX

IADLEX

Washington, D.C. Dulles Intl

Tue 5/19

6:37 pm-11:32 am

1 stop16h 55m

Lexington Blue Grass

Fri 5/22

9:46 pm-4:21 pm

2 stops18h 35m

$243

Washington, D.C.Lexington

IAD - LEX

IADLEX

Washington, D.C. Dulles Intl

Sun 7/26

9:16 am-9:34 am

1 stop24h 18m

Lexington Blue Grass

Thu 8/6

3:05 pm-7:52 pm

1 stop28h 47m

$253

Washington, D.C.Lexington

IAD - LEX

IADLEX

Washington, D.C. Dulles Intl

Tue 5/19

6:37 pm-11:32 am

1 stop16h 55m

Lexington Blue Grass

Fri 5/22

9:46 pm-6:32 pm

1 stop20h 46m

$254

Washington, D.C.Lexington

IAD - LEX

IADLEX

Washington, D.C. Dulles Intl

Wed 7/29

6:22 pm-2:16 pm

1 stop19h 54m

Lexington Blue Grass

Thu 8/6

3:05 pm-7:52 pm

1 stop28h 47m

$256

Washington, D.C.Lexington

IAD - LEX

IADLEX

Washington, D.C. Dulles Intl

Thu 5/28

11:07 am-8:52 am

2 stops21h 45m

Lexington Blue Grass

Mon 6/1

9:44 pm-3:16 pm

1 stop17h 32m

$258

Washington, D.C.Lexington

IAD - LEX

IADLEX

Washington, D.C. Dulles Intl

Thu 5/28

7:27 pm-8:54 pm

1 stop25h 27m

Lexington Blue Grass

Mon 6/1

9:44 pm-3:16 pm

1 stop17h 32m

$262

Washington, D.C.Lexington

IAD - LEX

IADLEX

Washington, D.C. Dulles Intl

Sun 5/3

12:43 pm-2:54 pm

1 stop26h 11m

Lexington Blue Grass

Thu 5/7

9:51 am-11:09 pm

2 stops13h 18m

$277

Washington, D.C.Lexington

IAD - LEX

IADLEX

Washington, D.C. Dulles Intl

Wed 6/3

6:22 pm-2:16 pm

1 stop19h 54m

Lexington Blue Grass

Sun 6/7

9:31 pm-2:12 pm

2 stops16h 41m

$280

Washington, D.C.Lexington

IAD - LEX

IADLEX

Washington, D.C. Dulles Intl

Thu 5/28

11:07 am-8:52 am

2 stops21h 45m

Lexington Blue Grass

Sun 5/31

9:23 pm-11:39 am

1 stop14h 16m

$296

Washington, D.C.Lexington

IAD - LEX

IADLEX

Washington, D.C. Dulles Intl

Wed 4/29

6:20 am-8:41 am

2 stops26h 21m

Lexington Blue Grass

Mon 5/4

9:32 am-8:01 pm

1 stop10h 29m

$297

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 Washington, D.C. Dulles Intl Airport to Lexington

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

Delays

What is the typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and Lexington?

What is the cheapest day to depart on your flight to Lexington?

On average, the least expensive day to fly to Lexington from Washington, D.C. Dulles Intl Airport is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $269. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from Washington, D.C. Dulles Intl Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $459.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Lexington according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Lexington (IAD to LEX) flight deals and tips

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

Fastest flight time	3h 37m
Direct flights	None

The fastest flight from Washington, D.C. Dulles Intl Airport to Lexington takes 3h 37m

There are no direct flights from Washington, D.C. Dulles Intl Airport to Lexington. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Lexington.

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

How far is Washington, D.C. Dulles Intl to Lexington Blue Grass by plane?
The distance between Washington, D.C. Dulles Intl and Lexington Blue Grass is about 386.2 mi. Typically, this will take 3h 37m by plane in normal conditions.
When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Lexington Blue Grass Airport?
Prices for flights from Washington, D.C. Dulles Intl Airport to Lexington Blue Grass Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Lexington Blue Grass Airport?
As of April 2026, there are 2 operators available to choose from for flights from Washington, D.C. Dulles Intl Airport to Lexington Blue Grass Airport.
How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Lexington Blue Grass Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Lexington Blue Grass Airport.
What documentation or ID do you need to fly to Lexington Blue Grass Airport?
The travel and health documents you'll need for your trip to Lexington Blue Grass Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Lexington Blue Grass Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Washington, D.C. Dulles Intl Airport to Lexington?
momondo data reveals that the most frequently booked airline on the route from Washington, D.C. Dulles Intl Airport to Lexington is Delta, representing 52% of all bookings. The subsequent popular airline is American Airlines at 48%.

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

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Lexington with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $198	Free Cancellation	Rating 7.9 8,424 reviews		Search Delta flights
American Airlines	PriceFrom $238	Free Cancellation	Rating 7.1 11,604 reviews		Search American Airlines flights

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

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

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

Yes. All flights to Lexington from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Washington, D.C. to Lexington?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Lexington from Washington, D.C..

I’m not ready to book a flight from Washington, D.C. to Lexington right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Lexington, momondo offers a useful price alert feature which will track prices for flights to Lexington from Washington, D.C. and alert you when they change.

An easier way to manage your Lexington trip

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Cheap flights from Washington, D.C. Dulles Intl Airport to Lexington from $117

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

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

What is the typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and Lexington?

What is the cheapest day to depart on your flight to Lexington?

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

What airlines fly to Lexington?

How often are flights from Washington, D.C. to Lexington delayed?

What is the most punctual flight time for Washington, D.C. to Lexington flights?

What day of the week experiences the fewest flight delays on this route?

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

Cheap Washington, D.C. Dulles Intl Airport to Lexington (IAD to LEX) flight deals and tips

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

Fastest flight time

Direct flights

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

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

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Lexington with momondo

Traveling to a place near Lexington?

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An easier way to manage your Lexington trip

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