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Lexington

$121+ 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 7/28. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LEX
Jul 22 — Jul 291
Wed 7/22
Wed 7/29
1 adult, Economy
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Cheap flight deals from Dulles Intl to Lexington

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 June 22, 2026.

This Kiwi.com deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:09 pm
IAD
-
LEX
1 stop20h 06m
Multiple Airlines
Sun 8/162:04 pm
LEX
-
IAD
2 stops21h 16m
Multiple Airlines
Deal found 6/21$282
This Kiwi.com deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/106:09 pm
IAD
-
LEX
1 stop22h 28m
Multiple Airlines
Wed 7/1512:15 pm
LEX
-
IAD
1 stop24h 32m
Multiple Airlines
Deal found 6/21$297
This Delta deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:00 am
IAD
-
LEX
1 stop6h 46m
Delta
Mon 10/53:31 pm
LEX
-
IAD
1 stop6h 14m
Delta
Deal found 6/22$319
This American Airlines deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/211:08 pm
IAD
-
LEX
2 stops11h 17m
American Airlines
Sat 7/255:00 am
LEX
-
IAD
1 stop3h 49m
American Airlines
Deal found 6/21$324
This American Airlines deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/41:58 pm
IAD
-
LEX
2 stops9h 40m
American Airlines
Sat 11/711:04 am
LEX
-
IAD
2 stops8h 17m
American Airlines
Deal found 6/18$329
This Kiwi.com deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/42:52 pm
IAD
-
LEX
1 stop5h 58m
Multiple Airlines
Sun 7/123:06 pm
LEX
-
IAD
1 stop28h 32m
Multiple Airlines
Deal found 6/21$332
This Kiwi.com deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/106:09 pm
IAD
-
LEX
1 stop22h 28m
Multiple Airlines
Fri 7/179:39 am
LEX
-
IAD
2 stops13h 16m
Multiple Airlines
Deal found 6/21$334
This Delta deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/167:26 pm
IAD
-
LEX
1 stop4h 29m
Delta
Tue 7/216:04 pm
LEX
-
IAD
1 stop5h 09m
Delta
Deal found 6/21$339
This Kiwi.com deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/42:52 pm
IAD
-
LEX
1 stop5h 58m
Allegiant Air
Sun 7/123:06 pm
LEX
-
IAD
2 stops24h 34m
Allegiant Air
Deal found 6/21$341
This Kiwi.com deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/115:29 pm
IAD
-
LEX
1 stop20h 47m
Multiple Airlines
Fri 7/175:01 pm
LEX
-
IAD
1 stop27h 19m
Multiple Airlines
Deal found 6/21$351
This Kiwi.com deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/176:09 pm
IAD
-
LEX
1 stop22h 38m
Multiple Airlines
Fri 7/249:39 am
LEX
-
IAD
2 stops13h 16m
Multiple Airlines
Deal found 6/21$355

Find flight deals from Dulles Intl to Lexington

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Lexington (LEX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$282
(Kiwi.com)

One-way from

$121
(Trip.com)

Popular in

July

Cheapest in

December

Average price

$418
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. 3% potential increase in price ($15 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Lexington that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 22, 2026.
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

Washington, D.C.Lexington

IAD - LEX

IADLEX

Washington, D.C. Dulles Intl

Fri 8/7

6:00 am-12:11 pm

1 stop6h 11m

Lexington Blue Grass

Wed 8/12

10:52 am-4:38 pm

1 stop5h 46m

$319
Quickest round-trip

Washington, D.C.Lexington

IAD - LEX

IADLEX

Washington, D.C. Dulles Intl

Tue 7/21

5:26 pm-9:18 pm

1 stop3h 52m

Lexington Blue Grass

Mon 7/27

10:11 am-2:01 pm

1 stop3h 50m

$319

Washington, D.C.Lexington

IAD - LEX

IADLEX

Washington, D.C. Dulles Intl

Mon 7/20

11:10 am-5:21 pm

1 stop6h 11m

Lexington Blue Grass

Mon 7/27

6:00 am-11:37 am

1 stop5h 37m

$339

Washington, D.C.Lexington

IAD - LEX

IADLEX

Washington, D.C. Dulles Intl

Thu 7/2

6:00 am-10:09 am

1 stop4h 09m

Lexington Blue Grass

Thu 7/9

7:59 pm-12:41 am

1 stop4h 42m

$379

Washington, D.C.Lexington

IAD - LEX

IADLEX

Washington, D.C. Dulles Intl

Wed 7/1

8:29 am-12:19 pm

1 stop3h 50m

Lexington Blue Grass

Wed 7/8

6:04 pm-11:13 pm

1 stop5h 09m

$379

Washington, D.C.Lexington

IAD - LEX

IADLEX

Washington, D.C. Dulles Intl

Sun 7/5

6:00 am-10:09 am

1 stop4h 09m

Lexington Blue Grass

Sun 7/12

7:59 pm-12:41 am

1 stop4h 42m

$379

Washington, D.C.Lexington

IAD - LEX

IADLEX

Washington, D.C. Dulles Intl

Thu 7/2

6:00 am-10:09 am

1 stop4h 09m

Lexington Blue Grass

Tue 7/7

10:51 am-4:41 pm

1 stop5h 50m

$399

Washington, D.C.Lexington

IAD - LEX

IADLEX

Washington, D.C. Dulles Intl

Fri 7/10

5:26 pm-9:18 pm

1 stop3h 52m

Lexington Blue Grass

Sun 7/12

7:59 pm-12:41 am

1 stop4h 42m

$429

Washington, D.C.Lexington

IAD - LEX

IADLEX

Washington, D.C. Dulles Intl

Tue 9/8

6:10 am-9:59 am

1 stop3h 49m

Lexington Blue Grass

Thu 9/10

6:00 am-11:31 am

1 stop5h 31m

$457

Washington, D.C.Lexington

IAD - LEX

IADLEX

Washington, D.C. Dulles Intl

Sat 8/29

1:10 pm-8:28 pm

1 stop7h 18m

Lexington Blue Grass

Wed 9/2

7:00 am-11:52 am

1 stop4h 52m

$510

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/21

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

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 June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 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 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.
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 16% of weekly flights between Washington, D.C. and Lexington have experienced delays in the past year, with the average delay time being 66 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 insights into the airlines that provide service to Lexington. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Lexington. Reviews last updated June 22, 2026.
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
8,421 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

7.8

Food

7.2

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,421 reviews
Delta
7.8
Good
8,421 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

7.8

Food

7.2

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,739 reviews
Delta
7.8
Good
8,421 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

7.8

Food

7.2

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Lexington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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 6h 11m. Delta provides one of the quickest options available for as low as $319. 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 $198. Another airline that can offer you cheap pricing is American Airlines. Delta is currently priced 50% 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

Traveling to a place near Lexington?

Book flights to Lexington if you plan to visit one of these locations
Somerset
Richmond
Danville
Berea
Frankfort
Georgetown

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Top 2 airlines flying from Dulles Intl to Lexington

Discover the top 2 airlines that operate flights from Dulles Intl to Lexington. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$198Average$347FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$238Average$238FlexibilityNo cancel feeOn-time71%

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