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Cheap flights from Louisville to Washington, D.C. from $105

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to Washington, D.C. departing on 1/7. 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 Louisville to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
11:08 am - 12:52 pm
SDF
-
DCA
1h 44mnonstop
American Airlines Logo
1:59 pm - 4:02 pm
DCA
-
SDF
2h 03mnonstop
$194American Airlines
Sat, Jan 24 - Sun, Jan 25
American Airlines Logo
6:03 am - 8:00 am
SDF
-
DCA
1h 57mnonstop
American Airlines Logo
8:26 am - 10:38 am
DCA
-
SDF
2h 12mnonstop
$204American Airlines
Sat, Jan 10 - Thu, Jan 15
Delta Logo
6:00 am - 12:40 pm
SDF
-
DCA
6h 40m1 stop
Delta Logo
1:45 pm - 9:05 pm
DCA
-
SDF
7h 20m1 stop
$209Delta
Fri, Jan 9 - Mon, Jan 12
Southwest Logo
6:45 am - 1:00 pm
SDF
-
DCA
6h 15m1 stop
Southwest Logo
2:55 pm - 10:10 pm
DCA
-
SDF
7h 15m2 stops
$214Southwest
Tue, Jan 13 - Tue, Jan 13
American Airlines Logo
6:03 am - 7:42 am
SDF
-
DCA
1h 39mnonstop
American Airlines Logo
7:45 pm - 9:33 pm
DCA
-
SDF
1h 48mnonstop
$219American Airlines
Thu, Jan 1 - Mon, Jan 5
American Airlines Logo
11:08 am - 12:52 pm
SDF
-
DCA
1h 44mnonstop
American Airlines Logo
4:43 pm - 9:16 pm
DCA
-
SDF
4h 33m1 stop
$221American Airlines
Wed, Jan 14 - Wed, Jan 21
American Airlines Logo
6:00 am - 11:00 am
SDF
-
DCA
5h 00m1 stop
American Airlines Logo
7:59 pm - 10:05 pm
DCA
-
SDF
2h 06mnonstop
$227American Airlines
Sun, Jan 18 - Sat, Jan 24
American Airlines Logo
5:35 am - 7:17 am
SDF
-
DCA
1h 42mnonstop
American Airlines Logo
2:08 pm - 4:06 pm
DCA
-
SDF
1h 58mnonstop
$229American Airlines
Sun, Mar 29 - Sat, Apr 4
American Airlines Logo
6:00 am - 7:52 am
SDF
-
DCA
1h 52mnonstop
American Airlines Logo
5:24 pm - 10:12 pm
DCA
-
SDF
4h 48m1 stop
$230American Airlines
Fri, Jan 9 - Mon, Jan 12
American Airlines Logo
11:16 am - 4:50 pm
SDF
-
DCA
5h 34m1 stop
American Airlines Logo
1:59 pm - 4:02 pm
DCA
-
SDF
2h 03mnonstop
$232American Airlines
Sat, Jan 24 - Sun, Jan 25

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

Our best American Airlines deals on Louisville to Washington, D.C. Reagan-National Airport flight tickets
American Airlines
Jan 24
SDF11:08 amLouisville Intl
1h 44m
DCA12:52 pmWashington, D.C. Reagan-National
Jan 25
DCA1:59 pmWashington, D.C. Reagan-National
2h 03m
SDF4:02 pmLouisville Intl
$194
Find similar
American Airlines
Jan 10
SDF6:03 amLouisville Intl
1h 57m
DCA8:00 amWashington, D.C. Reagan-National
Jan 15
DCA8:26 amWashington, D.C. Reagan-National
2h 12m
SDF10:38 amLouisville Intl
$204
Find similar
American Airlines
Jan 1
SDF6:03 amLouisville Intl
1h 39m
DCA7:42 amWashington, D.C. Reagan-National
Jan 5
DCA7:45 pmWashington, D.C. Reagan-National
1h 48m
SDF9:33 pmLouisville Intl
$219
Find similar

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

Our best Delta deals on Louisville to Washington, D.C. Reagan-National Airport flight tickets
Delta
Jan 9
SDF3:37 pmLouisville Intl
4h 55m
1 stop
DCA8:32 pmWashington, D.C. Reagan-National
Jan 12
DCA6:00 amWashington, D.C. Reagan-National
5h 44m
1 stop
SDF11:44 amLouisville Intl
$209
Find similar
Delta
Apr 16
SDF7:20 amLouisville Intl
4h 32m
1 stop
DCA11:52 amWashington, D.C. Reagan-National
Apr 19
DCA6:00 amWashington, D.C. Reagan-National
3h 51m
1 stop
SDF9:51 amLouisville Intl
$234
Find similar
Delta
Dec 24
SDF4:49 pmLouisville Intl
6h 07m
1 stop
DCA10:56 pmWashington, D.C. Reagan-National
Dec 31
DCA5:42 pmWashington, D.C. Reagan-National
6h 14m
1 stop
SDF11:56 pmLouisville Intl
$252
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Louisville to Washington, D.C. Reagan-National Airport 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 December 18, 2025.
Use the filters below to find and compare flights from Louisville to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Sat 1/24

11:08 am-12:52 pm

Nonstop1h 44m

Washington, D.C. Reagan-National

Sun 1/25

1:59 pm-4:02 pm

Nonstop2h 03m

$194

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Sat 1/10

6:03 am-8:00 am

Nonstop1h 57m

Washington, D.C. Reagan-National

Thu 1/15

8:26 am-10:38 am

Nonstop2h 12m

$204

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Fri 1/9

6:00 am-12:40 pm

1 stop6h 40m

Washington, D.C. Reagan-National

Mon 1/12

1:45 pm-9:05 pm

1 stop7h 20m

$209

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Tue 1/13

6:45 am-1:00 pm

1 stop6h 15m

Washington, D.C. Reagan-National

Tue 1/13

2:55 pm-10:10 pm

2 stops7h 15m

$214

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Thu 1/1

6:03 am-7:42 am

Nonstop1h 39m

Washington, D.C. Reagan-National

Mon 1/5

7:45 pm-9:33 pm

Nonstop1h 48m

$219

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Wed 1/14

11:08 am-12:52 pm

Nonstop1h 44m

Washington, D.C. Reagan-National

Wed 1/21

4:43 pm-9:16 pm

1 stop4h 33m

$221

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Sun 1/18

6:00 am-11:00 am

1 stop5h 00m

Washington, D.C. Reagan-National

Sat 1/24

7:59 pm-10:05 pm

Nonstop2h 06m

$227

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Sun 3/29

5:35 am-7:17 am

Nonstop1h 42m

Washington, D.C. Reagan-National

Sat 4/4

2:08 pm-4:06 pm

Nonstop1h 58m

$229

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Fri 1/9

6:00 am-7:52 am

Nonstop1h 52m

Washington, D.C. Reagan-National

Mon 1/12

5:24 pm-10:12 pm

1 stop4h 48m

$230

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Sat 1/24

11:16 am-4:50 pm

1 stop5h 34m

Washington, D.C. Reagan-National

Sun 1/25

1:59 pm-4:02 pm

Nonstop2h 03m

$232

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 Washington, D.C. from

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

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 cheapest month to fly to Washington, D.C. Reagan-National Airport?

The month of August is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Louisville, with most prices found around $204. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of August, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $214.

What is the cheapest day to depart on your flight to Washington, D.C. Reagan-National Airport?

The cheapest day to depart from Louisville to Washington, D.C. Reagan-National Airport is on a Thursday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Thursday will often find tickets for as low as $286. Flights from Louisville to Washington, D.C. Reagan-National Airport on a Sunday will generally be more expensive and average around $379. 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 Washington, D.C. Reagan-National Airport?

Our data shows that the cheapest Louisville to Washington, D.C. Reagan-National Airport flights are usually those with departure times at noon. Our users have found flights to Washington, D.C. Reagan-National Airport at noon for as low as $290. In contrast, the most expensive time of day to depart to Washington, D.C. Reagan-National Airport is in the morning when prices are around $311.

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

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

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

You are more likely to see cheaper flights to Washington, D.C. Reagan-National Airport from Louisville when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Reagan-National Airport for around $274 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Reagan-National Airport from Louisville for as low as $195 on momondo.

What cabin class options are available on Louisville Intl to Washington, D.C. Reagan-National flights?

There are 3 cabin classes available to choose from on Louisville Intl to Washington, D.C. Reagan-National 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 Louisville to Washington, D.C. Reagan-National Airport flights?

No. A direct flight is the cheapest option for a flight between Louisville to Washington, D.C. Reagan-National Airport.

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

As of December 2025, prices for Louisville to Washington, D.C. Reagan-National Airport flights are approximately 76% more expensive when compared to flights at the same time last year.

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

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

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

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

Best Price Found

$237

Fastest flight time

1h 39m

Direct flights

Every day
The best one-way flight to Washington, D.C. Reagan-National Airport from Louisville in the past 72 hours is $237. The best round-trip flight deal from Louisville to Washington, D.C. Reagan-National Airport found on momondo in the last 72 hours is $228.
The fastest flight from Louisville to Washington, D.C. Reagan-National Airport takes 1h 39m
Direct flights go from Louisville to Washington, D.C. Reagan-National Airport every day.
Search flight deals

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

    A flight from Louisville Intl to Washington, D.C. Reagan-National will travel around 472.4 mi. 1h 39m is a normal flight duration for this route.

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

    Prices for flights from Louisville Intl Airport to Washington, D.C. Reagan-National Airport are updated daily.

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

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

  • What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

    The necessary travel and health documents for your Washington, D.C. Reagan-National 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 Louisville to Washington, D.C. Reagan-National Airport?

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

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

Compare and see reviews for airlines that fly from Louisville to Washington, D.C. Reagan-National Airport with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $189Free CancellationRating
7.2
11,054 reviews
Search American Airlines flights

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

    American Airlines flies from Louisville to Washington, D.C. Reagan-National Airport around 1 time per week, with 11,055 momondo users rating the airline 7.2/10. The cheapest American Airlines deal from Louisville to Washington, D.C. Reagan-National Airport in the last 72 hours was $189 (round-trip), much lower than the average airfare cost of $275 for American Airlines flights on this route.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Rockville
Gaithersburg
Reston
Manassas
Fairfax
Glen Burnie
Linthicum Heights
Bethesda

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Louisville to Washington, D.C.. momondo saves you time and could save you money on your trip.

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

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

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

Once you have performed a search for Louisville to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Louisville to Washington, D.C. flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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