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Dulles Intl

$146+ Cheap flights from Lexington (LEX) to Dulles Intl (IAD)

LEX — IAD
Nov 25 — Dec 21
Wed 11/25
Wed 12/2
1 adult, Economy
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Cheap flight deals from Lexington to Dulles Intl

Cheapest flights from Lexington to Dulles Intl

Thu 11/126:24 pm -
1 stop25h 47m
Wed 11/1811:16 am -
1 stop27h 23m
Deal found 10/24$214
Sun 11/225:53 pm -
1 stop28h 09m
Wed 12/23:34 pm -
1 stop24h 31m
Deal found 10/22$252
Mon 11/238:03 pm -
1 stop12h 22m
Wed 12/23:34 pm -
1 stop24h 31m
Deal found 10/22$253
Fri 12/115:00 am -
1 stop4h 10m
Sun 12/138:03 pm -
1 stop4h 02m
Deal found 10/22$279
Wed 12/25:03 pm -
1 stop3h 49m
Sat 12/57:00 am -
2 stops11h 52m
Deal found 10/22$284
Thu 12/179:08 pm -
2 stops27h 43m
Sun 1/1010:21 am -
1 stop29h 40m
Deal found 10/23$291
Wed 12/26:00 am -
1 stop5h 39m
Sat 12/58:02 am -
1 stop6h 45m
Deal found 10/22$299

Find flight deals from Lexington to Dulles Intl

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$214
(Kiwi.com)

One-way from

$146
(Kiwi.com)

Popular in

August

Cheapest in

January

Average price

$448
Provider with most accurate pricing for Lexington Blue Grass-Washington, D.C. Dulles Intl flight deals.
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Provider most trusted by Cheapflights users for Lexington Blue Grass-Washington, D.C. Dulles Intl flights.
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From Lexington Blue Grass to Washington, D.C. Dulles Intl
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One-way flight from Lexington Blue Grass to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 9% potential increase in price ($66 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in October 2026
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Cheapflights 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.

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Route

Depart

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Price

Cheapest round-trip

LexingtonWashington, D.C.

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

LEXIAD

Lexington Blue Grass

Thu 12/17

10:40 am-4:23 pm

1 stop5h 43m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$150

LexingtonWashington, D.C.

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

LEXIAD

Lexington Blue Grass

Tue 1/5

11:28 am-4:45 pm

1 stop5h 17m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$150

LexingtonWashington, D.C.

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

LEXIAD

Lexington Blue Grass

Sun 11/15

7:24 pm-11:43 pm

2 stops28h 19m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$164

LexingtonWashington, D.C.

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

LEXIAD

Lexington Blue Grass

Tue 1/5

5:05 am-3:17 pm

2 stops10h 12m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$234

LexingtonWashington, D.C.

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

LEXIAD

Lexington Blue Grass

Wed 11/25

5:49 pm-11:21 pm

1 stop5h 32m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$274

LexingtonWashington, D.C.

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

LEXIAD

Lexington Blue Grass

Thu 11/26

4:55 pm-9:26 pm

1 stop4h 31m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$274

LexingtonWashington, D.C.

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

LEXIAD

Lexington Blue Grass

Mon 12/7

6:00 am-11:39 am

1 stop5h 39m

Washington, D.C. Dulles Intl

Wed 12/9

10:11 am-5:12 pm

1 stop7h 01m

$279

LexingtonWashington, D.C.

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

LEXIAD

Lexington Blue Grass

Wed 12/2

6:00 am-11:39 am

1 stop5h 39m

Washington, D.C. Dulles Intl

Sat 12/5

8:02 am-2:47 pm

1 stop6h 45m

$299

LexingtonWashington, D.C.

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

LEXIAD

Lexington Blue Grass

Tue 12/1

5:59 pm-11:23 pm

1 stop5h 24m

Washington, D.C. Dulles Intl

Thu 12/3

8:07 am-2:47 pm

1 stop6h 40m

$299

LexingtonWashington, D.C.

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

LEXIAD

Lexington Blue Grass

Fri 11/27

7:10 am-1:35 pm

1 stop6h 25m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$309

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/23

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Compare providers for flights from Lexington to Dulles Intl

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Lexington to Dulles Intl in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust 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 Lexington-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Lexington-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Lexington-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Lexington-Washington, D.C. Dulles Intl Airport 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 Lexington-Washington, D.C. Dulles Intl Airport 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 Lexington to Dulles Intl

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

Cheapflights Insights

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

How much does it cost to fly round-trip from Lexington to Washington, D.C. Dulles Intl Airport?

Airfare is below average for this route at the moment.

Lexington to Washington, D.C. Dulles Intl Airport flights typically cost between $588 and $670 in November.
The cheapest round-trip price found within the last 5 days was $214 on Multiple Airlines (Nov 12-Nov 18).

Reviews of airlines servicing Dulles Intl

See what other customers who have flown with Delta and United Airlines from Lexington to Washington, D.C. Dulles Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,677 reviews

Food

7.2

Comfort

7.8

Crew

8.5

Entertainment

7.8

Overall

7.8

Boarding

8.1

Reviews

1 / 20
6.0
Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.
Delta
7.8
Good
8,677 reviews
Delta
7.8
Good
8,677 reviews

Food

7.2

Comfort

7.8

Crew

8.5

Entertainment

7.8

Overall

7.8

Boarding

8.1

Reviews

1 / 20
6.0
Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.
United Airlines
7.3
Good
10,440 reviews
Delta
7.8
Good
8,677 reviews

Food

7.2

Comfort

7.8

Crew

8.5

Entertainment

7.8

Overall

7.8

Boarding

8.1

Reviews

1 / 20
6.0
Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

Related info for your journey

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

    If you book a flight to Washington, D.C. Dulles Intl from Lexington, you will be flying from Blue Grass, which is the city’s only airport. Lexington Blue Grass (LEX) is located 5.6 mi from the center of Lexington. There are 0 flights from Blue Grass to Washington, D.C. Dulles Intl per day from 2 different airlines.

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

    Airlines like Delta fly from Lexington to Washington, D.C. Dulles Intl Airport in about 5h 39m. The time it takes to get you to your destination can typically vary by up to . There are 392 mi between Lexington and Washington, D.C. Dulles Intl Airport.

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

    Flying on Delta is currently your cheapest option to Washington, D.C. Dulles Intl Airport, with prices starting at $348. Another option worth looking into is United Airlines, starting at $374 round trip. Users have found that Delta is 45% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Lexington to Dulles Intl 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

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Chantilly
Woodbridge
Arlington
Owings Mills
Sterling
Lanham
Reston
Herndon
Hyattsville
Rockville
Springfield
Fredericksburg
Tysons
Falls Church
Towson
Silver Spring
Oxon Hill
Laurel
Clinton

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from Lexington to Dulles Intl

AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$348Average$537FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$374Average$448FlexibilityNo cancel feeOn-time69%

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