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Cheap Flights from Washington (IAD) to Lexington (LEX)

Popular airlines from Washington Dulles International Airport (IAD) to Blue Grass Airport (LEX)

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Find the cheapest month to fly from Washington (IAD) to Lexington (LEX)

February is typically the cheapest month to fly

From £148 - £267 per traveller.

Frequently asked questions

How much does a flight from Washington, DC (IAD-Washington Dulles Intl.) to Lexington, KY (LEX-Blue Grass) cost?
You can find one-way and return flights from IAD to LEX with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when IAD to LEX ticket fares go up or down.
What is the cheapest month to fly from Washington, DC (IAD-Washington Dulles Intl.) to Lexington, KY (LEX-Blue Grass)?
If you're looking for the cheapest time to fly from Washington, DC (IAD-Washington Dulles Intl.) to Lexington, KY (LEX-Blue Grass), January is typically your best bet. You can expect average return fares to be around £268 during this month. January often sees lower prices because it falls after the busy holiday travel season, when demand for flights tends to decrease. Other budget-friendly months to consider for this route include April and November.
Which airlines fly direct from Washington, DC (IAD-Washington Dulles Intl.) to Lexington, KY (LEX-Blue Grass)?
Enter IAD to LEX and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Washington, DC (IAD-Washington Dulles Intl.) to Lexington, KY (LEX-Blue Grass)?
American Airlines is one of the cheapest airlines offering connecting return flights from Washington, DC (IAD-Washington Dulles Intl.) to Lexington, KY (LEX-Blue Grass), with tickets starting from around £177 for flights that can be booked for departure within the next year. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Washington, DC (IAD-Washington Dulles Intl.) to Lexington, KY (LEX-Blue Grass)?
To find a cheap flight from Washington, DC (IAD-Washington Dulles Intl.) to Lexington, KY (LEX-Blue Grass), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Washington, DC (IAD-Washington Dulles Intl.) to Lexington, KY (LEX-Blue Grass)?
The cheapest months to fly from Washington, DC (IAD-Washington Dulles Intl.) to Lexington, KY (LEX-Blue Grass) are typically January and November, with average return flights costing around £268. These months offer a good balance of lower fares before the holiday rush or after the new year, giving you more affordable options for your trip.
How many flights per day from Washington, DC (IAD-Washington Dulles Intl.) to Lexington, KY (LEX-Blue Grass)?
There are approximately 41 connecting flights per day from Washington, DC (IAD-Washington Dulles Intl.) to Lexington, KY (LEX-Blue Grass). Some common connection points include O'Hare Intl. (ORD), Hartsfield-Jackson Atlanta Intl. (ATL), and Charlotte-Douglas Intl. (CLT).
What is the earliest flight from Washington, DC (IAD-Washington Dulles Intl.) to Lexington, KY (LEX-Blue Grass)?
The earliest flight from Washington Dulles Intl. (IAD) to Blue Grass (LEX) typically departs around 5:00 AM. This service is operated by American Airlines. This is a seasonal service, active in March and April. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Washington, DC (IAD-Washington Dulles Intl.) to Lexington, KY (LEX-Blue Grass)?
You'll typically find the most flights from Washington Dulles Intl. (IAD) to Blue Grass (LEX) on a Friday, with around 30 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include United, Delta, and American Airlines. Flight options are notably more plentiful on Fridays compared to other days of the week, offering you greater flexibility.
What are the most popular departure times for flights from Washington, DC (IAD-Washington Dulles Intl.) to Lexington, KY (LEX-Blue Grass)?
The most popular departure times for flights from Washington Dulles Intl. (IAD) to Blue Grass (LEX) are in the early morning, from 6am to 9am. Many major carriers, including Delta, United and American Airlines, offer flights during this window. Many travellers prefer these times as it allows for an early start to their journey, often arriving at their destination with plenty of the day left.
How long does it take to fly from Washington, DC (IAD-Washington Dulles Intl.) to Lexington, KY (LEX-Blue Grass)?
There are no nonstop flights from Washington, DC (IAD-Washington Dulles Intl.) to Lexington, KY (LEX-Blue Grass). For this route, which covers a distance of around 631 kilometers, flights with one stop typically take around 4 hours 18 minutes. If your journey involves two or more stops, you can expect the travel time to be longer, usually around 6 hours 30 minutes. Keep in mind that actual flight times can vary due to factors like routing, weather, and wind patterns.
Can you fly business or first class from Washington, DC (IAD-Washington Dulles Intl.) to Lexington, KY (LEX-Blue Grass)?
You can fly business or first class between IAD and LEX. First class cabins are available on Delta, United, and American Airlines.
How do I earn miles on a Washington, DC (IAD-Washington Dulles Intl.) to Lexington, KY (LEX-Blue Grass) flight with Expedia?
It's easy to earn miles on a Washington, DC (IAD-Washington Dulles Intl.) to Lexington, KY (LEX-Blue Grass) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Lexington, KY (LEX) from Washington, DC (IAD)?
If you're planning to travel to Lexington from Washington Dulles Intl. (IAD), you can fly directly into Blue Grass Airport (LEX) which offers domestic flights and connections. Some flights may connect through major hubs like Hopkins Intl. (CLE), Cincinnati - Northern Kentucky Intl. (CVG), or Indianapolis Intl. (IND) before reaching Lexington. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Washington, DC (IAD-Washington Dulles Intl.) to Lexington, KY (LEX-Blue Grass) at the last minute?
Typically, booking a last minute flight from Washington, DC (IAD-Washington Dulles Intl.) to Lexington, KY (LEX-Blue Grass) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Washington, DC (IAD-Washington Dulles Intl.) to Lexington, KY (LEX-Blue Grass) flight and hotel package?
Securing a Washington, DC (IAD-Washington Dulles Intl.) to Lexington, KY (LEX-Blue Grass) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Washington, DC (IAD-Washington Dulles Intl.) to Lexington, KY (LEX-Blue Grass)?
If you booked your Washington, DC (IAD-Washington Dulles Intl.) to Lexington, KY (LEX-Blue Grass) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Blue Grass
Distance
626 km

Book with confidence

Compare flights from Washington to Lexington easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Washington to Lexington. Operating between them flights per day, airlines cover the route. And fly direct, getting you to Blue Grass in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Washington Dulles Intl. to Blue Grass.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Washington Dulles Intl. (IAD) to Blue Grass (LEX)

The easiest way to view the best deals on flights from Washington to Lexington today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Washington Dulles Intl. to Blue Grass start at just and range up to .  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Washington and Lexington
  • booking your flight during , the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Washington to Lexington flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Washington Dulles Intl. to Blue Grass for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Washington to Lexington easily and book with confidence

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