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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 1/27. 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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Cheap round-trip flights

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American Airlines Logo
6:08 am - 7:49 amSDF-DCA
1h 41mnonstop
American Airlines Logo
8:28 am - 10:40 amDCA-SDF
2h 12mnonstop
$189American Airlines
Find Deal
Thu, Dec 11 - Sun, Dec 14
American Airlines Logo
6:08 am - 7:49 amSDF-DCA
1h 41mnonstop
American Airlines Logo
8:28 am - 10:40 amDCA-SDF
2h 12mnonstop
$204American Airlines
Find Deal
Fri, Dec 5 - Sun, Dec 7
American Airlines Logo
6:03 am - 7:42 amSDF-DCA
1h 39mnonstop
American Airlines Logo
7:45 pm - 9:33 pmDCA-SDF
1h 48mnonstop
$208American Airlines
Find Deal
Sun, Dec 21 - Thu, Jan 1
Delta Logo
7:50 am - 11:37 amSDF-DCA
3h 47m1 stop
Delta Logo
8:59 am - 2:11 pmDCA-SDF
5h 12m1 stop
$209Delta
Find Deal
Thu, Dec 11 - Sun, Dec 14
Southwest Logo
11:45 am - 8:45 pmSDF-DCA
9h 00m2 stops
Southwest Logo
6:00 am - 12:30 pmDCA-SDF
6h 30m1 stop
$214Southwest
Find Deal
Thu, Dec 4 - Mon, Dec 8
American Airlines Logo
6:01 am - 7:45 amSDF-DCA
1h 44mnonstop
American Airlines Logo
2:36 pm - 4:29 pmDCA-SDF
1h 53mnonstop
$219American Airlines
Find Deal
Fri, Nov 14 - Tue, Nov 18
Delta Logo
6:16 pm - 10:41 pmSDF-DCA
4h 25m1 stop
Delta Logo
7:59 am - 12:07 pmDCA-SDF
4h 08m1 stop
$239Delta
Find Deal
Fri, Nov 14 - Mon, Nov 17
Delta Logo
3:09 pm - 7:41 pmSDF-DCA
4h 32m1 stop
Delta Logo
7:35 pm - 12:06 amDCA-SDF
4h 31m1 stop
$264Delta
Find Deal
Thu, Nov 20 - Sun, Nov 23
Southwest Logo
5:30 am - 1:00 pmSDF-DCA
7h 30m2 stops
Southwest Logo
6:00 am - 12:30 pmDCA-SDF
6h 30m1 stop
$279Southwest
Find Deal
Tue, Nov 25 - Tue, Dec 2
Southwest Logo
11:50 am - 6:00 pmSDF-DCA
6h 10m2 stops
Southwest Logo
6:55 am - 1:00 pmDCA-SDF
6h 05m2 stops
$284Southwest
Find Deal
Wed, Mar 4 - Sat, Mar 7

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
Dec 11
SDF7:50 amLouisville Intl
3h 47m
1 stop
DCA11:37 amWashington, D.C. Reagan-National
Dec 14
DCA8:59 amWashington, D.C. Reagan-National
5h 12m
1 stop
SDF2:11 pmLouisville Intl
$209
Find similar
Delta
Nov 14
SDF6:16 pmLouisville Intl
4h 25m
1 stop
DCA10:41 pmWashington, D.C. Reagan-National
Nov 17
DCA7:59 amWashington, D.C. Reagan-National
4h 08m
1 stop
SDF12:07 pmLouisville Intl
$239
Find similar
Delta
Nov 20
SDF3:09 pmLouisville Intl
4h 32m
1 stop
DCA7:41 pmWashington, D.C. Reagan-National
Nov 23
DCA7:35 pmWashington, D.C. Reagan-National
4h 31m
1 stop
SDF12:06 amLouisville Intl
$264
Find similar

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

Our best Southwest deals on Louisville to Washington, D.C. Reagan-National Airport flight tickets
Southwest
Dec 4
SDF11:45 amLouisville Intl
9h 00m
2 stops
DCA8:45 pmWashington, D.C. Reagan-National
Dec 8
DCA6:00 amWashington, D.C. Reagan-National
6h 30m
1 stop
SDF12:30 pmLouisville Intl
$214
Find similar
Southwest
Nov 25
SDF5:30 amLouisville Intl
7h 30m
2 stops
DCA1:00 pmWashington, D.C. Reagan-National
Dec 2
DCA6:00 amWashington, D.C. Reagan-National
6h 30m
1 stop
SDF12:30 pmLouisville Intl
$279
Find similar
Southwest
Mar 4
SDF11:50 amLouisville Intl
6h 10m
2 stops
DCA6:00 pmWashington, D.C. Reagan-National
Mar 7
DCA6:55 amWashington, D.C. Reagan-National
6h 05m
2 stops
SDF1:00 pmLouisville Intl
$284
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 October 30, 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

Thu 12/11

6:08 am-7:49 am

Nonstop1h 41m

Washington, D.C. Reagan-National

Sun 12/14

8:28 am-10:40 am

Nonstop2h 12m

$189

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Fri 12/5

6:08 am-7:49 am

Nonstop1h 41m

Washington, D.C. Reagan-National

Sun 12/7

8:28 am-10:40 am

Nonstop2h 12m

$204

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Sun 12/21

6:03 am-7:42 am

Nonstop1h 39m

Washington, D.C. Reagan-National

Thu 1/1

7:45 pm-9:33 pm

Nonstop1h 48m

$208

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Thu 12/11

7:50 am-11:37 am

1 stop3h 47m

Washington, D.C. Reagan-National

Sun 12/14

8:59 am-2:11 pm

1 stop5h 12m

$209

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Thu 12/4

11:45 am-8:45 pm

2 stops9h 00m

Washington, D.C. Reagan-National

Mon 12/8

6:00 am-12:30 pm

1 stop6h 30m

$214

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Fri 11/14

6:01 am-7:45 am

Nonstop1h 44m

Washington, D.C. Reagan-National

Tue 11/18

2:36 pm-4:29 pm

Nonstop1h 53m

$219

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Fri 11/14

6:16 pm-10:41 pm

1 stop4h 25m

Washington, D.C. Reagan-National

Mon 11/17

7:59 am-12:07 pm

1 stop4h 08m

$239

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Thu 11/20

3:09 pm-7:41 pm

1 stop4h 32m

Washington, D.C. Reagan-National

Sun 11/23

7:35 pm-12:06 am

1 stop4h 31m

$264

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Tue 11/25

5:30 am-1:00 pm

2 stops7h 30m

Washington, D.C. Reagan-National

Tue 12/2

6:00 am-12:30 pm

1 stop6h 30m

$279

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Wed 3/4

11:50 am-6:00 pm

2 stops6h 10m

Washington, D.C. Reagan-National

Sat 3/7

6:55 am-1:00 pm

2 stops6h 05m

$284

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 $219.

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 $300. Flights from Louisville to Washington, D.C. Reagan-National Airport on a Sunday will generally be more expensive and average around $376. 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 afternoon when prices are around $355.

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 $282 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 October 2025, prices for Louisville to Washington, D.C. Reagan-National Airport flights are approximately 53% 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

$183

Fastest flight time

1h 37m

Direct flights

Every day
The best one-way flight to Washington, D.C. Reagan-National Airport from Louisville in the past 72 hours is $183. The best round-trip flight deal from Louisville to Washington, D.C. Reagan-National Airport found on momondo in the last 72 hours is $227.
The fastest flight from Louisville to Washington, D.C. Reagan-National Airport takes 1h 37m
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 37m 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 $188Free CancellationRating
7.2
11,035 reviews
Search American Airlines flights
DeltaPriceFrom $208Free CancellationRating
7.9
7,998 reviews
Search Delta 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 5 times per week, with 11,035 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 $188 (round-trip), much lower than the average airfare cost of $284 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
Manassas
Reston
Gaithersburg
Fairfax
Glen Burnie
Springfield
Linthicum Heights

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.

An easier way to manage your Washington, D.C. Reagan-National Airport trip

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