IAD - LEX

$89 Find Cheap Flights from Washington Dulles Airport to Lexington - Compare and Save

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Everything you should know

Cheapest round-trip
$298
Typical prices: $336-$578
American Airlines
Mon 12/3Thu 12/6
IAD - LEX • 1 stop
Cheapest one-way
$89
Typical prices: $263-$388
Multiple Airlines
Sun 12/2
IAD - LEX • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Washington, D.C. Dulles Intl Airport and Lexington. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
December
Cheapest • 54% price drop
March
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Detroit Metropolitan Wayne County (DTW)
Cheapest • Avg $382 (round-trip)
Charlotte Douglas (CLT)
Shortest trip • 4h 11m (one-way)
Insights
Insights
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Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Dulles Intl to Lexington (IAD-LEX)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Dulles Intl to Lexington

Thu, Dec 3 - Sun, Dec 6
American Airlines Logo
6:00 am - 1:14 pmIAD  Washington, D.C. Dulles Intl-LEX Lexington Blue Grass
7h 14m1 stop Charlotte Douglas
American Airlines Logo
5:00 am - 9:10 amLEX  Lexington Blue Grass-IAD Washington, D.C. Dulles Intl
4h 10m1 stop Charlotte Douglas
$298American Airlines
Thu, Dec 3 - Mon, Dec 7
American Airlines Logo
8:03 pm - 12:05 amIAD  Washington, D.C. Dulles Intl-LEX Lexington Blue Grass
4h 02m1 stop Charlotte Douglas
American Airlines Logo
5:03 pm - 9:12 pmLEX  Lexington Blue Grass-IAD Washington, D.C. Dulles Intl
4h 09m1 stop Charlotte Douglas
$299American Airlines
Mon, Jan 4 - Wed, Jan 6
Delta Logo
7:00 pm - 11:55 pmIAD  Washington, D.C. Dulles Intl-LEX Lexington Blue Grass
4h 55m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:23 am - 11:59 amLEX  Lexington Blue Grass-IAD Washington, D.C. Dulles Intl
4h 36m1 stop Detroit Metropolitan Wayne County
$299Delta
Wed, Dec 2 - Mon, Dec 7
Delta Logo
6:00 am - 10:11 amIAD  Washington, D.C. Dulles Intl-LEX Lexington Blue Grass
4h 11m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:59 pm - 12:41 amLEX  Lexington Blue Grass-IAD Washington, D.C. Dulles Intl
4h 42m1 stop Atlanta Hartsfield-Jackson
$299Delta
Thu, Dec 10 - Sun, Dec 13
Delta Logo
6:00 am - 11:47 amIAD  Washington, D.C. Dulles Intl-LEX Lexington Blue Grass
5h 47m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:59 pm - 12:41 amLEX  Lexington Blue Grass-IAD Washington, D.C. Dulles Intl
4h 42m1 stop Atlanta Hartsfield-Jackson
$299Delta
Sat, Jan 16 - Mon, Jan 18
American Airlines Logo
10:36 am - 4:26 pmIAD  Washington, D.C. Dulles Intl-LEX Lexington Blue Grass
5h 50m1 stop Charlotte Douglas
American Airlines Logo
4:56 pm - 9:10 pmLEX  Lexington Blue Grass-IAD Washington, D.C. Dulles Intl
4h 14m1 stop Charlotte Douglas
$299American Airlines
Fri, Dec 4 - Mon, Dec 7
American Airlines Logo
8:03 pm - 12:05 amIAD  Washington, D.C. Dulles Intl-LEX Lexington Blue Grass
4h 02m1 stop Charlotte Douglas
American Airlines Logo
5:03 pm - 9:12 pmLEX  Lexington Blue Grass-IAD Washington, D.C. Dulles Intl
4h 09m1 stop Charlotte Douglas
$299American Airlines
Thu, Nov 12 - Sun, Nov 15
Multiple Airlines Logo
7:32 am - 5:34 pmIAD  Washington, D.C. Dulles Intl-LEX Lexington Blue Grass
10h 02m2 stops Atlanta Hartsfield-Jackson Fort Lauderdale
Multiple Airlines Logo
7:24 pm - 8:11 pmLEX  Lexington Blue Grass-IAD Washington, D.C. Dulles Intl
24h 47m1 stop Fort Lauderdale
$361Multiple Airlines
Thu, Nov 12 - Sun, Nov 15
Multiple Airlines Logo
7:32 am - 5:34 pmIAD  Washington, D.C. Dulles Intl-LEX Lexington Blue Grass
10h 02m2 stops Atlanta Hartsfield-Jackson Fort Lauderdale
Multiple Airlines Logo
7:24 pm - 8:11 pmLEX  Lexington Blue Grass-IAD Washington, D.C. Dulles Intl
24h 47m1 stop Fort Lauderdale
$366Multiple Airlines
Thu, Nov 12 - Sun, Nov 15
Multiple Airlines Logo
7:32 am - 5:34 pmIAD  Washington, D.C. Dulles Intl-LEX Lexington Blue Grass
10h 02m2 stops Atlanta Hartsfield-Jackson Fort Lauderdale
Multiple Airlines Logo
7:24 pm - 8:11 pmLEX  Lexington Blue Grass-IAD Washington, D.C. Dulles Intl
24h 47m1 stop Fort Lauderdale
$381Multiple Airlines
Booking Insights

Price, demand and travel trends for Washington, D.C. Dulles Intl Airport to Lexington flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Washington, D.C. Dulles Intl Airport to Lexington?

Round-trip flights from Washington, D.C. Dulles Intl Airport to Lexington typically range from $336 to $578. The lowest price found in the past 5 days was $298, on American Airlines.

What's the cheapest day of the week to fly from Washington, D.C. Dulles Intl Airport to Lexington?

Based on deals KAYAK users found in the last 12 months, Saturday is the cheapest day of the week to fly from Washington, D.C. Dulles Intl Airport to Lexington. It’s 23% cheaper than the average day, while Sunday is the most expensive, with prices 81% higher.

What’s the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Lexington?

•December is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Lexington at $218 round-trip.
•July ($558) and April ($548) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 155% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Key details for Washington, D.C. Dulles Intl Airport to Lexington flights

Low season

December

Cheapest flight

$89
Beat the crowds with an average 44% drop in travelers.
The most popular month to fly with an average 30% increase in travelers.
One-way flight from Washington, D.C. Dulles Intl Airport to Lexington

When to book flights from Dulles Intl to Lexington

Are your dates flexible? Find out the best times to travel from Dulles Intl to Lexington based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Washington, D.C. Dulles Intl Airport to Lexington flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Washington, D.C. Dulles Intl Airport to Lexington?

    Only Economy Class is available on flights from Washington, D.C. Dulles Intl Airport to Lexington.

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

    A nonstop flight from Washington, D.C. Dulles Intl Airport to Lexington takes 00m, covering 392 miles.

  • Do I need a passport to fly from Washington, D.C. Dulles Intl Airport to Lexington?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Washington, D.C. Dulles Intl Airport to Lexington flight?

    Round-trip flights from Washington, D.C. Dulles Intl Airport to Lexington range from $336 to $578, with an average of $478 over the past 12 months. Anything below $336 counts as a good deal.

  • Have flight prices from Washington, D.C. Dulles Intl Airport to Lexington changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $298 to $1,465. That means the highest observed fare was about 5x higher than the lowest one.

  • How are flight prices from Washington, D.C. Dulles Intl Airport to Lexington looking right now?

    One-way fares from Washington, D.C. Dulles Intl Airport to Lexington are currently lower than usual. Average one-way flight prices are about $161, which is 56% below the typical average for this route.

  • What car rental options are available at Lexington Blue Grass Airport (LEX)?

    Lexington Blue Grass Airport (LEX) hosts 5 major car rental companies, with daily rates averaging $81 for economy cars. Top options include:

    • Dollar
    • Hertz
    • Alamo
    • Budget
    • Enterprise Rent-A-Car

  • Which airports can I use when flying from Washington, D.C. Dulles Intl Airport to Lexington?

    Flights from Washington, D.C. Dulles Intl Airport to Lexington usually depart from Washington, D.C. Dulles Intl (IAD) and arrive at Lexington Blue Grass (LEX).

  • Which airports do connecting flights from Washington, D.C. Dulles Intl Airport to Lexington pass through?

    One-stop flights from Washington, D.C. Dulles Intl Airport to Lexington most commonly connect through:

    • Charlotte Douglas (CLT) - 51% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 32% of one-stop connections
    • Detroit Metropolitan Wayne County (DTW) - 14% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 3% of one-stop connections

  • Can I save money by using flexible dates for flights from Washington, D.C. Dulles Intl Airport to Lexington?

    Yes. Flexible dates can save you up to 58% on flights from Washington, D.C. Dulles Intl Airport to Lexington. Saturday is the cheapest departure day at $369 round-trip on average, while Sunday is the most expensive at $866, a difference of $497.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • How much time can I save by choosing a different layover airport from Washington, D.C. Dulles Intl Airport to Lexington?

    Flying via Charlotte Douglas (CLT) gives the shortest average 1-stop total travel time at 4h 11m, compared with 4h 15m via Atlanta Hartsfield-Jackson (ATL) and 4h 23m via Detroit Metropolitan Wayne County (DTW).

Your guide to booking Washington, D.C. Dulles Intl Airport to Lexington flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Saturday departure and avoid flying on Sunday. On this route, Saturday flights average $369, about $497 less than Sunday fares (57% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Washington, D.C. Dulles Intl Airport to Lexington trip for December. Fares historically average $218 round-trip in that month - typically $340 less than the most expensive month, which is July (based on the last 12 months).

More options for your flight from Dulles Intl to Lexington

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