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Cheap flights from Washington, D.C. Reagan-National Airport to Louisville from $124

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. Reagan-National Airport to Louisville departing on 6/9. 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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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Louisville

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
7:34 am - 9:41 am
DCA
-
SDF
2h 07mnonstop
American Airlines Logo
6:01 am - 7:50 am
SDF
-
DCA
1h 49mnonstop
$253American Airlines
Mon, Jun 1 - Tue, Jun 9
Delta Logo
10:10 am - 5:04 pm
DCA
-
SDF
6h 54m
1 stop
Delta Logo
5:22 pm - 11:09 pm
SDF
-
DCA
5h 47m
1 stop
$258Delta
Tue, Aug 25 - Sat, Aug 29
American Airlines Logo
7:34 am - 9:41 am
DCA
-
SDF
2h 07mnonstop
American Airlines Logo
5:08 pm - 10:19 pm
SDF
-
DCA
5h 11m
1 stop
$259American Airlines
Thu, Jun 11 - Wed, Jun 17
American Airlines Logo
5:26 pm - 12:28 am
DCA
-
SDF
7h 02m
1 stop
American Airlines Logo
2:32 pm - 4:19 pm
SDF
-
DCA
1h 47mnonstop
$263American Airlines
Mon, Jun 1 - Tue, Jun 9
American Airlines Logo
11:56 am - 5:59 pm
DCA
-
SDF
6h 03m
1 stop
American Airlines Logo
5:08 pm - 10:42 pm
SDF
-
DCA
5h 34m
1 stop
$269American Airlines
Fri, Aug 28 - Mon, Aug 31
Southwest Logo
3:35 pm - 9:00 pm
DCA
-
SDF
5h 25m
1 stop
Southwest Logo
6:50 am - 12:00 pm
SDF
-
DCA
5h 10m
1 stop
$273Southwest
Mon, Jun 1 - Tue, Jun 9
American Airlines Logo
11:43 am - 1:31 pm
DCA
-
SDF
1h 48mnonstop
American Airlines Logo
6:00 am - 7:45 am
SDF
-
DCA
1h 45mnonstop
$276American Airlines
Tue, Jul 7 - Sat, Jul 11
American Airlines Logo
7:45 pm - 9:40 pm
DCA
-
SDF
1h 55mnonstop
American Airlines Logo
6:00 am - 7:50 am
SDF
-
DCA
1h 50mnonstop
$277American Airlines
Wed, Jul 8 - Wed, Jul 15
American Airlines Logo
12:10 pm - 2:02 pm
DCA
-
SDF
1h 52mnonstop
American Airlines Logo
2:32 pm - 4:19 pm
SDF
-
DCA
1h 47mnonstop
$279American Airlines
Thu, May 28 - Mon, Jun 1
American Airlines Logo
8:31 am - 10:31 am
DCA
-
SDF
2h 00mnonstop
American Airlines Logo
3:21 pm - 5:12 pm
SDF
-
DCA
1h 51mnonstop
$283American Airlines
Fri, Aug 28 - Tue, Sep 1

American Airlines flights from Washington, D.C. Reagan-National Airport to Louisville

Our best American Airlines deals on Washington, D.C. Reagan-National Airport to Louisville flight tickets
American Airlines
Jun 1
DCA7:34 amWashington, D.C. Reagan-National
2h 07m
SDF9:41 amLouisville Intl
Jun 9
SDF6:01 amLouisville Intl
1h 49m
DCA7:50 amWashington, D.C. Reagan-National
$253
American Airlines
Jun 11
DCA7:34 amWashington, D.C. Reagan-National
2h 07m
SDF9:41 amLouisville Intl
Jun 17
SDF5:08 pmLouisville Intl
5h 11m
1 stop
DCA10:19 pmWashington, D.C. Reagan-National
$259
American Airlines
Jun 1
DCA5:26 pmWashington, D.C. Reagan-National
7h 02m
1 stop
SDF12:28 amLouisville Intl
Jun 9
SDF2:32 pmLouisville Intl
1h 47m
DCA4:19 pmWashington, D.C. Reagan-National
$263

Southwest flights from Washington, D.C. Reagan-National Airport to Louisville

Our best Southwest deals on Washington, D.C. Reagan-National Airport to Louisville flight tickets
Southwest
Jun 1
DCA3:35 pmWashington, D.C. Reagan-National
5h 25m
1 stop
SDF9:00 pmLouisville Intl
Jun 9
SDF6:50 amLouisville Intl
5h 10m
1 stop
DCA12:00 pmWashington, D.C. Reagan-National
$273
Southwest
Jun 3
DCA4:55 pmWashington, D.C. Reagan-National
4h 10m
1 stop
SDF9:05 pmLouisville Intl
Jun 5
SDF10:50 amLouisville Intl
7h 30m
1 stop
DCA6:20 pmWashington, D.C. Reagan-National
$284
Southwest
May 27
DCA4:55 pmWashington, D.C. Reagan-National
4h 10m
1 stop
SDF9:05 pmLouisville Intl
May 28
SDF2:40 pmLouisville Intl
5h 15m
1 stop
DCA7:55 pmWashington, D.C. Reagan-National
$299

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport to Louisville that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated May 15, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Louisville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Mon 6/1

7:34 am-9:41 am

Nonstop2h 07m

Louisville Intl

Tue 6/9

6:01 am-7:50 am

Nonstop1h 49m

$253

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Tue 8/25

10:10 am-5:04 pm

1 stop6h 54m

Louisville Intl

Sat 8/29

5:22 pm-11:09 pm

1 stop5h 47m

$258

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Thu 6/11

7:34 am-9:41 am

Nonstop2h 07m

Louisville Intl

Wed 6/17

5:08 pm-10:19 pm

1 stop5h 11m

$259

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Mon 6/1

5:26 pm-12:28 am

1 stop7h 02m

Louisville Intl

Tue 6/9

2:32 pm-4:19 pm

Nonstop1h 47m

$263

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Fri 8/28

11:56 am-5:59 pm

1 stop6h 03m

Louisville Intl

Mon 8/31

5:08 pm-10:42 pm

1 stop5h 34m

$269

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Mon 6/1

3:35 pm-9:00 pm

1 stop5h 25m

Louisville Intl

Tue 6/9

6:50 am-12:00 pm

1 stop5h 10m

$273
Quickest round-trip

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Tue 7/7

11:43 am-1:31 pm

Nonstop1h 48m

Louisville Intl

Sat 7/11

6:00 am-7:45 am

Nonstop1h 45m

$276

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Wed 7/8

7:45 pm-9:40 pm

Nonstop1h 55m

Louisville Intl

Wed 7/15

6:00 am-7:50 am

Nonstop1h 50m

$277

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Thu 5/28

12:10 pm-2:02 pm

Nonstop1h 52m

Louisville Intl

Mon 6/1

2:32 pm-4:19 pm

Nonstop1h 47m

$279

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Fri 8/28

8:31 am-10:31 am

Nonstop2h 00m

Louisville Intl

Tue 9/1

3:21 pm-5:12 pm

Nonstop1h 51m

$283

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Louisville from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport 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. Reagan-National Airport and Louisville?

What is the cheapest month to fly to Louisville?

If you are unable to visit Louisville during the month of August, then departing from Washington, D.C. Reagan-National Airport during the month January is also very affordable. Most momondo users find prices during this month for around $249.

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. Reagan-National Airport 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. Reagan-National Airport to Louisville on a Monday will generally be more expensive and average around $507. 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. Reagan-National Airport to Louisville flights are usually those with departure times in the morning. Our users have found flights to Louisville in the morning for as low as $309. At noon is when there is more demand to fly to Louisville, so prices are often more expensive at around $359 per ticket.

What is the cheapest Washington, D.C. Reagan-National to Louisville Intl flight route?

Fly from Washington, D.C. Reagan-National to Louisville Intl for the best Washington, D.C. Reagan-National - Louisville Intl flight prices

How far in advance should I book a flight from Washington, D.C. Reagan-National Airport to Louisville?

You are more likely to see cheaper flights to Louisville from Washington, D.C. Reagan-National Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Louisville for around $324 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Louisville from Washington, D.C. Reagan-National Airport for as low as $248 on momondo.

Can stopping save me money on Washington, D.C. Reagan-National Airport to Louisville flights?

You could potentially save up to 9% on your flight if you consider stops on a Washington, D.C. Reagan-National Airport to Louisville flight.

How have Washington, D.C. Reagan-National Airport to Louisville flight prices changed over time?

As of May 2026, prices for Washington, D.C. Reagan-National Airport to Louisville flights are approximately 3% more expensive when compared to flights at the same time last year.

When to book flights from Washington, D.C. Reagan-National Airport to Louisville

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

Cheap Washington, D.C. Reagan-National Airport to Louisville (DCA to SDF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to Louisville

Best Price Found

$283

Fastest flight time

1h 48m

Direct flights

Every day

Airports in Louisville

1 airport
The best one-way flight to Louisville from Washington, D.C. Reagan-National Airport in the past 72 hours is $283. The best round-trip flight deal from Washington, D.C. Reagan-National Airport to Louisville found on momondo in the last 72 hours is $315.
The fastest flight from Washington, D.C. Reagan-National Airport to Louisville takes 1h 48m
Direct flights go from Washington, D.C. Reagan-National Airport to Louisville every day.
There is 1 airport in Louisville. From Washington, D.C. Reagan-National Airport there are direct flights to Louisville Intl (SDF).
Search flight deals

Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to Louisville

  • How far is Washington, D.C. Reagan-National to Louisville Intl by plane?

    Louisville Intl is 472.4 mi away from Washington, D.C. Reagan-National. Flights usually cover this in 1h 48m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Louisville Intl Airport?

    Prices for flights from Washington, D.C. Reagan-National Airport to Louisville Intl Airport were last updated today.

  • How many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to Louisville Intl Airport?

  • How old do you have to be to fly from Washington, D.C. Reagan-National Airport 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 layovers 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. Reagan-National Airport to Louisville Intl Airport.

  • What documentation or ID do you need to fly to Louisville Intl Airport?

    The travel and health documents required for your trip to Louisville Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Louisville Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Washington, D.C. Reagan-National Airport to Louisville?

  • What is the most popular airline from Washington, D.C. Reagan-National Airport to Louisville?

Best airlines flying from Washington, D.C. Reagan-National Airport to Louisville

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Louisville with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $189Free CancellationRating
7.1
11,662 reviews
Search American Airlines flights
DeltaPriceFrom $198Free CancellationRating
7.9
8,453 reviews
Search Delta flights

  • American Airlines Flights From Washington, D.C. Reagan-National Airport to Louisville

    American Airlines operates around 20 flights from Washington, D.C. Reagan-National Airport to Louisville every week. The average price of these flights found in the last 72 hours has been $319, but momondo users have found American Airlines deals from Washington, D.C. Reagan-National Airport to Louisville from as low as $189 round-trip. American Airlines has been scored 7.1/10 in 11,662 reviews.

Traveling to a place near Louisville?

Book flights to Louisville if you plan to visit one of these locations
French Lick
Elizabethtown
Jeffersonville
West Baden Springs
Bardstown
New Albany
Shepherdsville
Brandenburg
Corydon
Elizabeth
Charlestown
Georgetown
Springfield

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Louisville. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. All flights to Louisville from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Washington, D.C. to Louisville flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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.

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