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 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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check 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 travel and health documents you'll need for your trip to Louisville Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Louisville Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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Find the cheapest flights from Washington, D.C. to Louisville

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DCA-SDF

1h 55mdirect

SDF-DCA

1h 45mdirect

American Airlines

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DCA-SDF

1h 51mdirect

SDF-DCA

1h 50mdirect

Alaska Airlines

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IAD-SDF

1h 50mdirect

SDF-IAD

1h 35mdirect

Air Canada

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BWI-SDF

1h 40mdirect

SDF-BWI

1h 35mdirect

Southwest

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IAD-SDF

1h 47mdirect

SDF-IAD

1h 35mdirect

Copa Airlines

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IAD-SDF

1h 45mdirect

SDF-IAD

1h 39mdirect

Lufthansa

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IAD-SDF

1h 47mdirect

SDF-IAD

1h 35mdirect

United Airlines

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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

Prices

Other information

What is the cheapest month to fly to Louisville?

The month of January is, on average, the cheapest month to fly to Louisville from Washington, D.C., with most prices found around R4 626. If you’re not able to fly to Louisville in January, then July is your next best option. Flight prices from Washington, D.C. to Louisville during July average around R4 786.

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 weeks ahead of your departure date. In general, you can expect to find flights to Louisville for around R6 196 when searching weeks before you fly. 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 R3 786 on momondo.

How have Washington, D.C. to Louisville flight prices changed over time?

As of July 2025, prices for Washington, D.C. to Louisville flights are approximately 12% cheaper when compared to flights at the same time last year.

When to book flights from Washington, D.C. to Louisville

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Louisville according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

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

Direct flights	None

There are no direct flights from Washington, D.C. to Louisville. There are no popular flight routes from Washington, D.C. to Louisville.

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How far is Washington, D.C. to Louisville Intl by plane?
The distance between Washington, D.C. and Louisville Intl is about 760,6 km.
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 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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check 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 travel and health documents you'll need for your trip to Louisville Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Louisville Intl Airport. It is always advisable to seek 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?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Washington, D.C. to Louisville is Embraer 175 (Enhanced Winglets) (25,12% of total bookings). The next most popular plane models are Embraer 175 (18,64%), Canadair (Bombardier) Regional Jet 700 (17,89%), and Boeing 737-700 Passenger/BBJ1 (winglets) (11,85%).

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Louisville?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Louisville from Washington, D.C..

Can I find flights from Washington, D.C. to Louisville with flexible booking policies on momondo?

momondo does allow users to show only those flights to Louisville from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Washington, D.C. to Louisville?

momondo helps you find the best flight between Washington, D.C. and Louisville by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Washington, D.C. to Louisville right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Washington, D.C. to Louisville flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.