Cheap Flights from Washington (IAD) to Louisville (LOU)

Popular airlines from Washington Dulles Intl. Airport (IAD) to Louisville, KY (LOU-Bowman Field)

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Alternative airports near Louisville

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Louisville Intl. SDF. Cheapest and Closest option available. Average driving time to city center is 9 minutes. Flights from $343
SDF
Louisville Intl.
CheapestClosest
Average driving time to city center9 min
Flights from $343
Flights from Washington (IAD) to Louisville (LOU)
Origin airport
Washington Dulles Intl.
Destination airport
Bowman Field
Distance
446 mi

Washington to Louisville Flights

The cheapest times to fly from Washington to Louisville

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Washington to Louisville are during the month of . You can find some of the cheapest flights from Washington to Louisville with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Louisville

Sunday is one of the best days to book for cheap flights from Washington to Louisville: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Washington to Louisville

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Washington to Louisville in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Washington to Louisville flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Washington to Louisville airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to Bowman Field Airport (LOU) cost?
Grab a cheap one-way flight or cheap return flight from Washington Dulles Intl. Airport (IAD) to Bowman Field Airport (LOU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Washington Dulles Intl. Airport (IAD) to Bowman Field Airport (LOU)?
is the most affordable month to fly from IAD to LOU. Planning your trip for the off-season is often the key to finding better deals on flights.
What is the cheapest airline that flies from Washington Dulles Intl. Airport (IAD) to Bowman Field Airport (LOU)?
To find the cheapest airline flying from IAD to LOU, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Bowman Field Airport (LOU)?
Nonstop flights from Washington Dulles Intl. Airport (IAD) to Bowman Field Airport (LOU) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from IAD to LOU?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary based on various factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to Bowman Field Airport (LOU)?
To touch down at Bowman Field Airport (LOU) on time, choose a flight that leaves from Washington Dulles Intl. Airport (IAD) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Louisville from Washington Dulles Intl. Airport (IAD)?
If you're flying on a direct flight from Washington Dulles Intl. Airport (IAD) to Louisville, Louisville Intl. Airport (SDF) is the only airport you can land at.
Is it cheaper to buy a plane ticket from Washington Dulles Intl. Airport (IAD) to Bowman Field Airport (LOU) last-minute?
Last-minute bookings from IAD to LOU are usually more expensive. To lock in the best prices, start looking for flights ahead of time. That said, if you can play around with your travel dates, you may score a cheap fare just before your departure.
Is it cheaper to book an IAD to LOU flight and hotel package?
Compared with arranging hotels and flights separately, booking an IAD to LOU flight and hotel package with Expedia could lead to significant savings. What's more, managing everything in one place will take the stress out of planning your trip. Just secure your flights and select from our wide range of stays, then customize your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Bowman Field Airport (LOU)?
In most cases, you're able to cancel or reschedule your IAD to LOU flight. However, there may be additional charges, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you'd like further details, head to our Customer Service portal.

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