Cheap flights from Washington, D.C. to Louisville from $72
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Louisville departing on 8/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Spirit Airlines flights from Washington, D.C. to Louisville
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Allegiant Air flights from Washington, D.C. to Louisville
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How to get the cheapest flight ticket from Washington, D.C. to Louisville
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between Washington, D.C. and Louisville?
What is the cheapest month to fly to Louisville?
If you are unable to visit Louisville during the month of January, then departing from Washington, D.C. during the month July is also very affordable. Most momondo users find prices during this month for around $267.
What is the cheapest day to depart on your flight to Louisville?
On average, the least expensive day to fly to Louisville from Washington, D.C. is on a Saturday. momondo users have found tickets for Saturday departures for as low as $284. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Washington, D.C. to Louisville on a Sunday will generally be more expensive and average around $373. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Louisville?
Our data shows that the cheapest Washington, D.C. to Louisville flights are usually those with departure times in the evening. Our users have found flights to Louisville in the evening for as low as $296. In the afternoon is when there is more demand to fly to Louisville, so prices are often more expensive at around $349 per ticket.
What is the cheapest Washington, D.C. to Louisville Intl flight route?
Fly from Washington, D.C. Reagan-National to Louisville Intl for the best Washington, D.C. - Louisville Intl flight prices
How far in advance should I book a flight to Louisville?
You are more likely to see cheaper flights to Louisville from Washington, D.C. when booking 6 weeks ahead of your departure date. In general, you can expect to find flights to Louisville for around $316 when searching 6 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Louisville from Washington, D.C. for as low as $273 on momondo.
What cabin class options are available on Washington, D.C. to Louisville Intl flights?
There are 4 cabin classes available to choose from on Washington, D.C. to Louisville Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
Can stopping save me money on Washington, D.C. to Louisville flights?
No. A direct flight is the cheapest option for a flight between Washington, D.C. to Louisville.
How have Washington, D.C. to Louisville flight prices changed over time?
As of June 2025, prices for Washington, D.C. to Louisville flights are approximately 6% cheaper when compared to flights at the same time last year.
What is the cheapest airline that flies from Washington, D.C. to Louisville Intl?
Spirit Airlines, Southwest, and United Airlines are the most popular carriers operating from Washington, D.C. to Louisville Intl
What airlines fly to Louisville?
American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Louisville from Washington, D.C. according to our data. American Airlines is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Louisville. Keep in mind that there are 5 different airlines that fly to Louisville on a routine basis, so you have a few additional options to choose from.
How many flights depart from Washington, D.C. to Louisville on average per day?
As of June 2025, 11 flights take off from Washington, D.C. and land in Louisville each day. The most common flight departure time for this route is 5:00PM, with 50% of daily flights taking off in the afternoon.
How many flights depart from Washington, D.C. to Louisville on average per week?
As of June 2025, there are 81 flights per week flying from Washington, D.C. to Louisville. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.
When to book flights from Washington, D.C. to Louisville
Cheap Washington, D.C. to Louisville (WAS to SDF) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Louisville
How far is Washington, D.C. to Louisville Intl by plane?
The straight-line distance from Washington, D.C. to Louisville Intl is 472.6 mi. In terms of flight time, this usually takes a little over 1h 40m.
When did momondo last update prices for flights from Washington, D.C. to Louisville Intl Airport?
Prices for flights from Washington, D.C. to Louisville Intl Airport were last updated today.
How many operators does momondo search for flights from Washington, D.C. to Louisville Intl Airport?
The number of operators available for flights from Washington, D.C. to Louisville Intl Airport is 4 as of June 2025.
How old do you have to be to fly from Washington, D.C. to Louisville Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Louisville Intl Airport.
What documentation or ID do you need to fly to Louisville Intl Airport?
The necessary travel and health documents for your Louisville Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Washington, D.C. to Louisville?
momondo data reveals that the most frequently booked plane model on the route from Washington, D.C. to Louisville is Embraer 175 (Enhanced Winglets), representing 24.86% of all bookings. The subsequent popular models are Embraer 175 at 18.35%, Canadair (Bombardier) Regional Jet 700 at 15.91%, and Boeing 737-700 Passenger/BBJ1 (winglets) at 12.63%.
What is the most popular airline from Washington, D.C. to Louisville?
Based on momondo bookings for flights between Washington, D.C. and Louisville, the leading airline is American Airlines, making up 44% of the total bookings. Other popular airlines include United Airlines with 42%, Southwest with 11%, and Delta with 3%.
Best airlines flying from Washington, D.C. to Louisville
Compare and see reviews for airlines that fly from Washington, D.C. to Louisville with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $189 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $193 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $203 | Free Cancellation | Rating 8.0 7,950 reviews | |||
| PriceFrom $224 | Free Cancellation | Rating 8.0 4,287 reviews |
United Airlines Flights From Washington, D.C. to Louisville
United Airlines is one of the most popular airlines flying from Washington, D.C. to Louisville, operating 20 flights/week on average for this route. A good United Airlines flight deal for Washington, D.C. to Louisville starts from $189 round-trip, up to an average price of $302. Our users have rated United Airlines at 7.4/10.
American Airlines Flights From Washington, D.C. to Louisville
Across 10,000 American Airlines reviews on momondo, the average score is 7.2/10. American Airlines flies from Washington, D.C. to Louisville about 16 times each week, with ticket deals ranging from $193 to $336. Price data is based on momondo searches in the last 72 hours.
Traveling to a place near Louisville?
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Why should I use momondo to find a flight deal from Washington, D.C. to Louisville?
It is quick and easy to find Washington, D.C. to Louisville flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Louisville that suits you.
Can I find flights from Washington, D.C. to Louisville with flexible booking policies on momondo?
All flight searches from Washington, D.C. to Louisville on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Washington, D.C. to Louisville?
momondo provides multiple filters to help you find the best flight to Louisville from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Washington, D.C. to Louisville right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Louisville, momondo offers a useful price alert feature which will track prices for flights to Louisville from Washington, D.C. and alert you when they change.