How long is the flight from Washington, D.C. Dulles Intl Airport to Lexington?

A quick flight from Washington, D.C. Dulles Intl Airport to Lexington can take about 3h 35m. Delta provides one of the quickest options available for as low as $329. There are 392 mi between Washington, D.C. Dulles Intl Airport and Lexington.

What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Lexington round-trip?

Cheapflights users have booked flights from Washington, D.C. Dulles Intl Airport to Lexington round-trip from $218. Another airline that can offer you cheap pricing is American Airlines. Delta is currently priced 51% below the average price you’ll pay for this route.

In terms of precipitation, rainfall in Lexington ranges from 2.9 - 5.3 inches per month. May is typically the wettest month, when rainfall can reach 5.3 in. September is typically the driest time to visit Lexington when rainfall is around 2.9 in.

If weather is an important factor for your trip to Lexington, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

What is the cheapest time of day to fly from IAD to LEX?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Dulles Intl Airport to Lexington as you normally would.

Most accurate provider : When it comes to deals on Washington, D.C. Dulles Intl Airport-Lexington flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Lexington flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Lexington flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Washington, D.C. Dulles Intl Airport-Lexington flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Lexington flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly into for flights to Lexington from Washington, D.C. Dulles Intl?

Most people fly into Lexington Blue Grass (LEX) if they book a flight to Lexington from Washington, D.C. Dulles Intl. On average, Blue Grass has 0 inbound flights from Washington, D.C. Dulles Intl per day from 2 airlines. Lexington Blue Grass is conveniently located just 5.6 mi from Lexington’s city center.

Can I find deals for flights from Dulles Intl to Lexington that include hotel bookings?

Yes. In addition to deals on Dulles Intl to Lexington flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Dulles Intl to Lexington?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Lexington.

Can I find deals for business class flights from Dulles Intl to Lexington?

Yes. Cheapflights offers flight deals from Dulles Intl to Lexington by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$126+ Cheap Flights from Washington, D.C. Dulles Intl Airport to Lexington

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Cheap flight deals from Dulles Intl to Lexington

Cheapest

Best

Last-minute

One-way

Cheapest flights from Dulles Intl to Lexington
Explore the most affordable flight options available from Dulles Intl to Lexington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2026.

Wed 10/216:21 pm -

1 stop26h 02m

Thu 10/298:45 am -

1 stop10h 24m

Deal found 8/15

$237

Mon 10/196:36 pm -

2 stops15h 54m

Wed 10/285:35 pm -

1 stop23h 25m

Deal found 8/15

$285

Mon 10/56:36 pm -

2 stops15h 54m

Thu 10/89:11 pm -

1 stop23h 00m

Deal found 8/18

$287

Mon 10/196:36 pm -

2 stops15h 54m

Thu 10/298:45 am -

1 stop10h 24m

Deal found 8/15

$297

Mon 10/196:36 pm -

2 stops15h 54m

Sun 10/257:27 pm -

1 stop24h 44m

Deal found 8/18

$298

Sat 10/2411:12 am -

1 stop20h 43m

Thu 10/299:13 pm -

2 stops27h 15m

Deal found 8/15

$299

Sat 10/2411:12 am -

1 stop20h 43m

Wed 10/285:35 pm -

1 stop23h 25m

Deal found 8/15

$304

Best flights from Dulles Intl to Lexington
Discover carefully curated flight deals from Dulles Intl to Lexington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 20, 2026.

Thu 10/296:05 am -

1 stop3h 35m

Sun 11/17:59 pm -

1 stop4h 43m

Deal found 8/17

$329

Fri 9/115:15 pm -

1 stop6h 50m

Mon 9/145:57 pm -

2 stops17h 45m

Deal found 8/19

$486

Thu 10/16:00 am -

1 stop5h 44m

Mon 10/55:57 pm -

1 stop6h 44m

Deal found 8/19

$329

Tue 10/206:00 am -

1 stop5h 58m

Sat 10/313:34 pm -

1 stop4h 40m

Deal found 8/15

$329

Wed 10/146:05 am -

1 stop3h 43m

Sat 10/171:04 pm -

1 stop7h 10m

Deal found 8/17

$329

Tue 10/2010:57 am -

1 stop6h 16m

Tue 10/276:00 am -

1 stop5h 32m

Deal found 8/18

$439

Thu 10/226:05 am -

1 stop3h 43m

Sun 10/257:59 pm -

1 stop4h 43m

Deal found 8/18

$448

Fri 10/237:45 pm -

1 stop4h 14m

Sun 10/257:59 pm -

1 stop4h 43m

Deal found 8/18

$448

Sun 8/236:10 am -

1 stop4h 01m

Sat 8/2910:54 am -

1 stop5h 48m

Deal found 8/15

$449

Last-minute flights from Dulles Intl to Lexington
Discover last-minute flight deals from Dulles Intl to Lexington. Data last updated August 20, 2026 and is based on user searches.

Thu 9/310:27 am -

1 stop5h 58m

Mon 9/77:13 pm -

1 stop3h 42m

Deal found 8/17

$389

Fri 9/41:23 pm -

2 stops10h 23m

Mon 9/77:13 pm -

1 stop3h 42m

Deal found 8/15

$394

Thu 9/106:14 am -

1 stop4h 59m

Sun 9/138:13 pm -

1 stop3h 35m

Deal found 8/16

$369

Thu 9/1012:30 pm -

2 stops11h 16m

Sat 9/126:00 am -

1 stop3h 55m

Deal found 8/18

$374

Sat 9/1212:30 pm -

2 stops11h 16m

Mon 9/147:18 pm -

1 stop3h 33m

Deal found 8/15

$354

Tue 9/1510:25 am -

1 stop3h 23m

Tue 9/2211:43 am -

1 stop5h 48m

Deal found 8/17

$349

Wed 9/166:14 am -

2 stops11h 17m

Sat 9/196:00 am -

1 stop3h 55m

Deal found 8/16

$334

Thu 9/176:00 am -

1 stop5h 44m

Thu 9/246:00 pm -

1 stop5h 14m

Deal found 8/18

$329

Thu 9/2412:30 pm -

2 stops11h 16m

Sun 9/275:00 am -

1 stop3h 42m

Deal found 8/16

$379

Sat 9/266:14 am -

1 stop4h 59m

Sun 9/275:00 am -

1 stop3h 42m

Deal found 8/15

$399

One-way flights from Dulles Intl to Lexington
Search for one-way flight options from Dulles Intl to Lexington. Find affordable one-way fares based on user searches. Data last updated August 20, 2026.

Sat 9/196:13 pm -

1 stop23h 37m

Deal found 8/17

$126

Wed 9/166:13 pm -

1 stop23h 37m

Deal found 8/17

$131

Sun 9/279:04 pm -

2 stops22h 55m

Deal found 8/18

$137

Sat 9/129:04 pm -

2 stops17h 56m

Deal found 8/18

$168

Sun 10/119:06 pm -

2 stops36h 52m

Deal found 8/18

$173

Sun 10/183:53 pm -

2 stops42h 37m

Deal found 8/16

$224

Fri 10/236:05 am -

1 stop3h 43m

Deal found 8/19

$234

Find flight deals from Dulles Intl to Lexington

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$237 (Kiwi.com)
One-way from	$126 (Kiwi.com)
Popular in	July
Cheapest in	December
Average price	$388

Provider with most accurate pricing for Washington, D.C. Dulles Intl-Lexington Blue Grass flight deals.

Search Deals

Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Lexington Blue Grass flights.

Search Deals

From Washington, D.C. Dulles Intl to Lexington Blue Grass

Search Deals

One-way flight from Washington, D.C. Dulles Intl to Lexington Blue Grass

Search Deals

Highest demand for flights based on searches. 19% potential increase in price ($110 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 11% potential price decrease ($47 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Cheapflights 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 Washington, D.C. Dulles Intl - LEX Lexington Blue Grass

IADLEX

Washington, D.C. Dulles Intl

Thu 10/29

6:05 am-9:40 am

1 stop3h 35m

Lexington Blue Grass

Sun 11/1

7:59 pm-12:42 am

1 stop4h 43m

$329

Washington, D.C.Lexington

IAD Washington, D.C. Dulles Intl - LEX Lexington Blue Grass

IADLEX

Washington, D.C. Dulles Intl

Thu 10/1

6:00 am-11:44 am

1 stop5h 44m

Lexington Blue Grass

Mon 10/5

5:57 pm-12:41 am

1 stop6h 44m

$329

Washington, D.C.Lexington

IAD Washington, D.C. Dulles Intl - LEX Lexington Blue Grass

IADLEX

Washington, D.C. Dulles Intl

Tue 10/20

6:00 am-11:58 am

1 stop5h 58m

Lexington Blue Grass

Sat 10/31

3:34 pm-8:14 pm

1 stop4h 40m

$329

Washington, D.C.Lexington

IAD Washington, D.C. Dulles Intl - LEX Lexington Blue Grass

IADLEX

Washington, D.C. Dulles Intl

Wed 10/14

6:05 am-9:48 am

1 stop3h 43m

Lexington Blue Grass

Sat 10/17

1:04 pm-8:14 pm

1 stop7h 10m

$329

Washington, D.C.Lexington

IAD Washington, D.C. Dulles Intl - LEX Lexington Blue Grass

IADLEX

Washington, D.C. Dulles Intl

Tue 10/20

10:57 am-5:13 pm

1 stop6h 16m

Lexington Blue Grass

Tue 10/27

6:00 am-11:32 am

1 stop5h 32m

$439

Washington, D.C.Lexington

IAD Washington, D.C. Dulles Intl - LEX Lexington Blue Grass

IADLEX

Washington, D.C. Dulles Intl

Thu 10/22

6:05 am-9:48 am

1 stop3h 43m

Lexington Blue Grass

Sun 10/25

7:59 pm-12:42 am

1 stop4h 43m

$448

Washington, D.C.Lexington

IAD Washington, D.C. Dulles Intl - LEX Lexington Blue Grass

IADLEX

Washington, D.C. Dulles Intl

Fri 10/23

7:45 pm-11:59 pm

1 stop4h 14m

Lexington Blue Grass

Sun 10/25

7:59 pm-12:42 am

1 stop4h 43m

$448

Washington, D.C.Lexington

IAD Washington, D.C. Dulles Intl - LEX Lexington Blue Grass

IADLEX

Washington, D.C. Dulles Intl

Sun 8/23

6:10 am-10:11 am

1 stop4h 01m

Lexington Blue Grass

Sat 8/29

10:54 am-4:42 pm

1 stop5h 48m

$449

Washington, D.C.Lexington

IAD Washington, D.C. Dulles Intl - LEX Lexington Blue Grass

IADLEX

Washington, D.C. Dulles Intl

Fri 9/11

5:15 pm-12:05 am

1 stop6h 50m

Lexington Blue Grass

Mon 9/14

5:57 pm-11:42 am

2 stops17h 45m

$486

Cheapest one-way

Washington, D.C.Lexington

IAD Washington, D.C. Dulles Intl - LEX Lexington Blue Grass

IADLEX

Washington, D.C. Dulles Intl

Sun 10/18

3:53 pm-10:30 am

2 stops42h 37m

$224

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/16

Showing 1-10 of 20 resultsSorted by cheapest first

Compare providers for flights from Dulles Intl to Lexington

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Lexington in August.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Lexington flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Lexington flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Lexington flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Lexington flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Lexington flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Lexington

Have a flexible travel schedule? Discover the best time to fly to Lexington from Dulles Intl with our price prediction graph.

IAD-LEX

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Lexington

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

About 14% of weekly flights between Washington, D.C. and Lexington have experienced delays in the past year, with the average delay time being 61 minutes.

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

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

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

Monday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.

Reviews of airlines servicing Lexington

Get a feel of what it's like to fly with Delta and American Airlines from Washington, D.C. Dulles Intl Airport to Lexington by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.8

Good

8,505 reviews

Reviews

1 / 20

10.0

Excellent

Salvador,Aug 2026

PHL - DTW

No food and entertainment. Also de aircraft is old and noisy.

Delta

7.8

Good

8,505 reviews

Delta

7.8

Good

8,505 reviews

Reviews

1 / 20

10.0

Excellent

Salvador,Aug 2026

PHL - DTW

No food and entertainment. Also de aircraft is old and noisy.

American Airlines

7.1

Good

11,968 reviews

Delta

7.8

Good

8,505 reviews

Reviews

1 / 20

10.0

Excellent

Salvador,Aug 2026

PHL - DTW

No food and entertainment. Also de aircraft is old and noisy.

Related info for your journey

What airport do you fly into for flights to Lexington from Washington, D.C. Dulles Intl?
Most people fly into Lexington Blue Grass (LEX) if they book a flight to Lexington from Washington, D.C. Dulles Intl. On average, Blue Grass has 0 inbound flights from Washington, D.C. Dulles Intl per day from 2 airlines. Lexington Blue Grass is conveniently located just 5.6 mi from Lexington’s city center.
How long is the flight from Washington, D.C. Dulles Intl Airport to Lexington?
A quick flight from Washington, D.C. Dulles Intl Airport to Lexington can take about 3h 35m. Delta provides one of the quickest options available for as low as $329. There are 392 mi between Washington, D.C. Dulles Intl Airport and Lexington.
What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Lexington round-trip?
Cheapflights users have booked flights from Washington, D.C. Dulles Intl Airport to Lexington round-trip from $218. Another airline that can offer you cheap pricing is American Airlines. Delta is currently priced 51% below the average price you’ll pay for this route.
Can I find deals for flights from Dulles Intl to Lexington that include hotel bookings?
Yes. In addition to deals on Dulles Intl to Lexington flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dulles Intl to Lexington?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Lexington.
Can I find deals for business class flights from Dulles Intl to Lexington?
Yes. Cheapflights offers flight deals from Dulles Intl to Lexington by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top 2 airlines flying from Dulles Intl to Lexington

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$218	Average$358	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$308	Average$505	FlexibilityNo cancel fee	On-time71%

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$126+ Cheap flights from Dulles Intl (IAD) to Lexington (LEX)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/19. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Dulles Intl to Lexington

Cheapest flights from Dulles Intl to LexingtonExplore the most affordable flight options available from Dulles Intl to Lexington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2026.

Explore the most affordable flight options available from Dulles Intl to Lexington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2026.

Best flights from Dulles Intl to LexingtonDiscover carefully curated flight deals from Dulles Intl to Lexington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 20, 2026.

Discover carefully curated flight deals from Dulles Intl to Lexington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 20, 2026.

Last-minute flights from Dulles Intl to LexingtonDiscover last-minute flight deals from Dulles Intl to Lexington. Data last updated August 20, 2026 and is based on user searches.

Discover last-minute flight deals from Dulles Intl to Lexington. Data last updated August 20, 2026 and is based on user searches.

One-way flights from Dulles Intl to LexingtonSearch for one-way flight options from Dulles Intl to Lexington. Find affordable one-way fares based on user searches. Data last updated August 20, 2026.

Search for one-way flight options from Dulles Intl to Lexington. Find affordable one-way fares based on user searches. Data last updated August 20, 2026.

Find flight deals from Dulles Intl to Lexington

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights 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.

Compare providers for flights from Dulles Intl to Lexington

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Lexington in August.

Best time to book a flight from Dulles Intl to Lexington

Have a flexible travel schedule? Discover the best time to fly to Lexington from Dulles Intl with our price prediction graph.

Cheapflights Insights

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

About 14% of weekly flights between Washington, D.C. and Lexington have experienced delays in the past year, with the average delay time being 61 minutes.

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

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

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

Monday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.

Reviews of airlines servicing Lexington

Get a feel of what it's like to fly with Delta and American Airlines from Washington, D.C. Dulles Intl Airport to Lexington by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly into for flights to Lexington from Washington, D.C. Dulles Intl?

How long is the flight from Washington, D.C. Dulles Intl Airport to Lexington?

What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Lexington round-trip?

Can I find deals for flights from Dulles Intl to Lexington that include hotel bookings?

How can I find direct flights from Dulles Intl to Lexington?

Can I find deals for business class flights from Dulles Intl to Lexington?

Traveling to a place near Lexington?

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Alternative routes for Dulles Intl to Lexington

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Lexington by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Dulles Intl to Lexington by cabin class

Find flights from Dulles Intl to Lexington, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Lexington

Explore flights to Lexington departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 20, 2026.

Dulles Intl and Lexington flights

Browse other Dulles Intl and Lexington flight options. Last updated on August 20, 2026.

Other flights from Dulles Intl

Browse through other flights departing from Dulles Intl. Flights are based on user searches made on Cheapflights and were last updated on August 20, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Top 2 airlines flying from Dulles Intl to Lexington

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Cheapest flights from Dulles Intl to Lexington
Explore the most affordable flight options available from Dulles Intl to Lexington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2026.

Best flights from Dulles Intl to Lexington
Discover carefully curated flight deals from Dulles Intl to Lexington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 20, 2026.

Last-minute flights from Dulles Intl to Lexington
Discover last-minute flight deals from Dulles Intl to Lexington. Data last updated August 20, 2026 and is based on user searches.

One-way flights from Dulles Intl to Lexington
Search for one-way flight options from Dulles Intl to Lexington. Find affordable one-way fares based on user searches. Data last updated August 20, 2026.