How many flights depart from Louisville to Washington, D.C. on average per week?

As of July 2026, there are 82 flights per week flying from Louisville to Washington, D.C.. The most common day of the week flights depart is Fri, with 17% of flights taking off on this day.

What is the cheapest airline that flies from Louisville Intl to Washington, D.C.?

Southwest, Delta, and United Airlines are the most popular carriers operating from Louisville Intl to Washington, D.C.

What airlines fly to Washington, D.C.?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Washington, D.C. from Louisville according to our data. American Airlines is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 5 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

How many flights depart from Louisville to Washington, D.C. on average per day?

The number of flights available between Louisville and Washington, D.C. is 11 per day as of July 2026. The most frequent departure time is 10:00AM, with 68% of daily flights leaving at noon.

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

Prices for flights from Louisville Intl Airport to Washington, D.C. refresh daily.

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

There are 4 operators available for flights from Louisville Intl Airport to Washington, D.C. as of July 2026.

How old do you have to be to fly from Louisville Intl Airport to Washington, D.C.?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Louisville Intl Airport to Washington, D.C..

What documentation or ID do you need to fly to Washington, D.C.?

The travel and health documents you'll need for your trip to Washington, D.C. 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 license and a passport that is valid for six months after your intended arrival at Washington, D.C.. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$87 Cheap Flights from Louisville to Washington, D.C. in 2026

Q: What is the typical price of a round-trip flight between Louisville and Washington, D.C.?

Prices are currently low for flights on this route. Typical prices usually range from $249 to $338. The lowest price recently found on this route was $179.

Discover deals from 900+ travel sites with momondo.

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

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:05 am - 11:09 am

SDF

BWI

5h 04m

1 stop

7:24 pm - 11:11 pm

BWI

SDF

3h 47m

1 stop

$179American Airlines

Thu, Aug 13 - Thu, Aug 13

5:00 pm - 6:35 pm

SDF

BWI

1h 35mnonstop

7:45 pm - 9:30 pm

BWI

SDF

1h 45mnonstop

$207Southwest

Tue, Aug 4 - Tue, Aug 25

8:20 am - 9:55 am

SDF

BWI

1h 35mnonstop

7:45 pm - 9:30 pm

BWI

SDF

1h 45mnonstop

$210Southwest

Sat, Aug 15 - Wed, Aug 19

5:00 pm - 6:35 pm

SDF

BWI

1h 35mnonstop

6:30 am - 12:10 pm

BWI

SDF

5h 40m

1 stop

$212Southwest

Wed, Aug 5 - Wed, Aug 12

6:45 am - 12:10 pm

SDF

BWI

5h 25m

1 stop

7:45 pm - 9:30 pm

BWI

SDF

1h 45mnonstop

$214Southwest

Sat, Aug 15 - Wed, Aug 19

6:00 am - 9:58 am

SDF

BWI

3h 58m

1 stop

2:18 pm - 9:33 pm

BWI

SDF

7h 15m

1 stop

$217Delta

Sat, Aug 15 - Tue, Aug 18

10:34 am - 4:38 pm

SDF

IAD

6h 04m

1 stop

6:10 am - 9:54 am

IAD

SDF

3h 44m

1 stop

$248Delta

Thu, Aug 6 - Sun, Aug 9

10:05 am - 11:45 am

SDF

IAD

1h 40mnonstop

8:31 am - 10:23 am

IAD

SDF

1h 52mnonstop

$249United Airlines

Fri, Aug 7 - Sun, Aug 9

11:10 am - 12:58 pm

SDF

DCA

1h 48mnonstop

7:45 pm - 9:38 pm

DCA

SDF

1h 53mnonstop

$249American Airlines

Fri, Aug 7 - Wed, Aug 12

6:00 am - 7:35 am

SDF

IAD

1h 35mnonstop

12:55 pm - 2:39 pm

IAD

SDF

1h 44mnonstop

$257United Airlines

Thu, Oct 1 - Tue, Oct 6

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

American Airlines flights from Louisville to Washington, D.C.

Our best American Airlines deals on Louisville to Washington, D.C. flight tickets

American Airlines

Aug 13

SDF6:05 amLouisville Intl

5h 04m

1 stop

BWI11:09 amBaltimore/Washington

Aug 13

BWI7:24 pmBaltimore/Washington

3h 47m

1 stop

SDF11:11 pmLouisville Intl

$179

American Airlines

Aug 7

SDF11:10 amLouisville Intl

1h 48m

DCA12:58 pmWashington, D.C. Reagan-National

Aug 12

DCA7:45 pmWashington, D.C. Reagan-National

1h 53m

SDF9:38 pmLouisville Intl

$249

American Airlines

Aug 13

SDF6:11 amLouisville Intl

1h 49m

DCA8:00 amWashington, D.C. Reagan-National

Aug 17

DCA12:59 pmWashington, D.C. Reagan-National

1h 52m

SDF2:51 pmLouisville Intl

$250

United Airlines flights from Louisville to Washington, D.C.

Our best United Airlines deals on Louisville to Washington, D.C. flight tickets

United Airlines

Aug 7

SDF10:05 amLouisville Intl

1h 40m

IAD11:45 amWashington, D.C. Dulles Intl

Aug 9

IAD8:31 amWashington, D.C. Dulles Intl

1h 52m

SDF10:23 amLouisville Intl

$249

United Airlines

Oct 1

SDF6:00 amLouisville Intl

1h 35m

IAD7:35 amWashington, D.C. Dulles Intl

Oct 6

IAD12:55 pmWashington, D.C. Dulles Intl

1h 44m

SDF2:39 pmLouisville Intl

$257

United Airlines

Jul 24

SDF6:00 amLouisville Intl

1h 35m

IAD7:35 amWashington, D.C. Dulles Intl

Jul 31

IAD8:31 amWashington, D.C. Dulles Intl

1h 52m

SDF10:23 amLouisville Intl

$264

momondo Fare Finder

Use the filters below to find and compare flights from Louisville to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleBaltimore

SDF - BWI

SDFBWI

Louisville Intl

Thu 8/13

6:05 am-11:09 am

1 stop5h 04m

Baltimore/Washington

Thu 8/13

7:24 pm-11:11 pm

1 stop3h 47m

$179

LouisvilleBaltimore

SDF - BWI

SDFBWI

Louisville Intl

Tue 8/4

5:00 pm-6:35 pm

Nonstop1h 35m

Baltimore/Washington

Tue 8/25

7:45 pm-9:30 pm

Nonstop1h 45m

$207

LouisvilleBaltimore

SDF - BWI

SDFBWI

Louisville Intl

Sat 8/15

8:20 am-9:55 am

Nonstop1h 35m

Baltimore/Washington

Wed 8/19

7:45 pm-9:30 pm

Nonstop1h 45m

$210

LouisvilleBaltimore

SDF - BWI

SDFBWI

Louisville Intl

Wed 8/5

5:00 pm-6:35 pm

Nonstop1h 35m

Baltimore/Washington

Wed 8/12

6:30 am-12:10 pm

1 stop5h 40m

$212

LouisvilleBaltimore

SDF - BWI

SDFBWI

Louisville Intl

Sat 8/15

6:45 am-12:10 pm

1 stop5h 25m

Baltimore/Washington

Wed 8/19

7:45 pm-9:30 pm

Nonstop1h 45m

$214

LouisvilleBaltimore

SDF - BWI

SDFBWI

Louisville Intl

Sat 8/15

6:00 am-9:58 am

1 stop3h 58m

Baltimore/Washington

Tue 8/18

2:18 pm-9:33 pm

1 stop7h 15m

$217

LouisvilleWashington, D.C.

SDF - IAD

SDFIAD

Louisville Intl

Thu 8/6

10:34 am-4:38 pm

1 stop6h 04m

Washington, D.C. Dulles Intl

Sun 8/9

6:10 am-9:54 am

1 stop3h 44m

$248

LouisvilleWashington, D.C.

SDF - IAD

SDFIAD

Louisville Intl

Fri 8/7

10:05 am-11:45 am

Nonstop1h 40m

Washington, D.C. Dulles Intl

Sun 8/9

8:31 am-10:23 am

Nonstop1h 52m

$249

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Fri 8/7

11:10 am-12:58 pm

Nonstop1h 48m

Washington, D.C. Reagan-National

Wed 8/12

7:45 pm-9:38 pm

Nonstop1h 53m

$249

Quickest round-trip

LouisvilleWashington, D.C.

SDF - IAD

SDFIAD

Louisville Intl

Thu 10/1

6:00 am-7:35 am

Nonstop1h 35m

Washington, D.C. Dulles Intl

Tue 10/6

12:55 pm-2:39 pm

Nonstop1h 44m

$257

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Louisville to Washington, D.C.

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

Airlines

Other information

What is the typical price of a round-trip flight between Louisville and Washington, D.C.?

What is the cheapest month to fly to Washington, D.C.?

The month of December is, on average, the cheapest month to fly to Washington, D.C. from Louisville, with most prices found around $126. If you’re not able to fly to Washington, D.C. in December, then June is your next best option. Flight prices from Louisville to Washington, D.C. during June average around $126.

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

On average, the least expensive day to fly to Washington, D.C. from Louisville is on a Friday. momondo users have found tickets for Friday departures for as low as $352. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Louisville to Washington, D.C. for around $635.

What is the cheapest time of day to depart on your flight to Washington, D.C.?

In the afternoon is the cheapest time of day to fly from Louisville to Washington, D.C. when you can find flight prices for as low as $315. Flying to Washington, D.C. in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $943. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

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

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

You are more likely to see cheaper flights to Washington, D.C. from Louisville when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $330 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from Louisville for as low as $198 on momondo.

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

There are 4 cabin classes available to choose from on Louisville to Washington, D.C. 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. flights?

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

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

As of July 2026, prices for Louisville to Washington, D.C. flights are approximately 48% more expensive when compared to flights at the same time last year.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Louisville to Washington, D.C. 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. (SDF to WAS) flight deals and tips

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

Best Price Found	$226
Fastest flight time	1h 30m
Direct flights	Every day
Airports in Washington, D.C.	2 airports

The best one-way flight to Washington, D.C. from Louisville in the past 72 hours is $226. The best round-trip flight deal from Louisville to Washington, D.C. found on momondo in the last 72 hours is $294.

The fastest flight from Louisville to Washington, D.C. takes 1h 30m

Direct flights go from Louisville to Washington, D.C. every day.

There are 2 airports in Washington, D.C.. From Louisville there are direct flights to Washington, D.C. Reagan-National (DCA), Baltimore/Washington (BWI), Washington, D.C. Dulles Intl (IAD).

Search flight deals

Frequently asked questions about flying from Louisville to Washington, D.C.

How far is Louisville Intl to Washington, D.C. by plane?
Louisville Intl and Washington, D.C. are 472.6 mi apart from one another. By plane, this route typically takes 1h 30m.
When did momondo last update prices for flights from Louisville Intl Airport to Washington, D.C.?
Prices for flights from Louisville Intl Airport to Washington, D.C. refresh daily.
How many operators does momondo search for flights from Louisville Intl Airport to Washington, D.C.?
There are 4 operators available for flights from Louisville Intl Airport to Washington, D.C. as of July 2026.
How old do you have to be to fly from Louisville Intl Airport to Washington, D.C.?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Louisville Intl Airport to Washington, D.C..
What documentation or ID do you need to fly to Washington, D.C.?
The travel and health documents you'll need for your trip to Washington, D.C. 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 license and a passport that is valid for six months after your intended arrival at Washington, D.C.. 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 Louisville to Washington, D.C.?
Based on momondo bookings for flights between Louisville and Washington, D.C., the leading plane model is Embraer 175, making up 24.61% of the total bookings. Other popular models include Embraer 175 (Enhanced Winglets) with 18.66%, Canadair (Bombardier) Regional Jet 700 with 14.34%, and Canadair (Bombardier) Regional Jet 900 with 11.00%.
What is the most popular airline from Louisville to Washington, D.C.?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Louisville to Washington, D.C. is American Airlines (55% of total bookings). The next most popular airlines are United Airlines (40%) and Southwest (5%).

Best airlines flying from Louisville to Washington, D.C.

Compare and see reviews for airlines that fly from Louisville to Washington, D.C. with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $189	Free Cancellation	Rating 7.4 9,983 reviews	Search United Airlines flights
American Airlines	PriceFrom $189	Free Cancellation	Rating 7.1 11,811 reviews	Search American Airlines flights
Delta	PriceFrom $208	Free Cancellation	Rating 7.8 8,462 reviews	Search Delta flights
Southwest	PriceFrom $227	Free Cancellation	Rating 8.0 4,249 reviews	Search Southwest flights

United Airlines Flights From Louisville to Washington, D.C.
Across 21 United Airlines flights from Louisville to Washington, D.C. this week, the average price was $297, with the best United Airlines deals starting from $189 round-trip. 9,983 users have rated United Airlines on momondo, with an average score of 7.4/10.
American Airlines Flights From Louisville to Washington, D.C.
The best American Airlines deal for Louisville to Washington, D.C. flight tickets found on momondo in the last 72 hours was $189, round-trip. It should be noted that an average American Airlines flight deal for this route in this time was higher, at $282 round-trip. American Airlines operates 15 flights out of Louisville into Washington, D.C. in an average week, so prices vary by time and availability. 11,811 American Airlines reviews by users on momondo have scored the airline at 7.1/10.

Alexandria

National Harbor

Arlington

Gettysburg

Waldorf

Laurel

Woodbridge

Fredericksburg

Gaithersburg

Linthicum Heights

Rockville

Colonial Beach

Towson

Manassas

Silver Spring

Tysons

Springfield

Fairfax

Bethesda

Edgewood

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Louisville to Washington, D.C. for you.

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

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

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?

Yes momondo offers price alerts on flights to Washington, D.C. from Louisville. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Washington, D.C. trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Wed 8/12

Wed 8/19

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Nearby airports

Airlines

Cabin classes

Other United States destinations

Other flights from Louisville

Complete your trip

Feeling lucky

Fly into one of these airports located in Washington, D.C.

Washington, D.C. Reagan-National Airport

Washington, D.C. Dulles Intl Airport

Cheap flights from Louisville to Washington, D.C. from $87

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 10/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

American Airlines flights from Louisville to Washington, D.C.

Our best American Airlines deals on Louisville to Washington, D.C. flight tickets

United Airlines flights from Louisville to Washington, D.C.

Our best United Airlines deals on Louisville to Washington, D.C. flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Louisville to Washington, D.C. that are best for you.

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Louisville to Washington, D.C.

What is the typical price of a round-trip flight between Louisville and Washington, D.C.?

What is the cheapest month to fly to Washington, D.C.?

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

What is the cheapest time of day to depart on your flight to Washington, D.C.?

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

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

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

Can stopping save me money on Louisville to Washington, D.C. flights?

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

What is the cheapest airline that flies from Louisville Intl to Washington, D.C.?

What airlines fly to Washington, D.C.?

How many flights depart from Louisville to Washington, D.C. on average per day?

How many flights depart from Louisville to Washington, D.C. on average per week?

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

Cheap Louisville to Washington, D.C. (SDF to WAS) flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Washington, D.C.

Frequently asked questions about flying from Louisville to Washington, D.C.

Best airlines flying from Louisville to Washington, D.C.

Compare and see reviews for airlines that fly from Louisville to Washington, D.C. with momondo

United Airlines Flights From Louisville to Washington, D.C.

American Airlines Flights From Louisville to Washington, D.C.

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

Why use momondo?

An easier way to manage your Washington, D.C. trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.

Fly your favorite airline to Washington, D.C.

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Washington, D.C.

List of cabin classes available on flights landing in Washington, D.C.. Availability may vary depending on flight origin and airline.

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Louisville

According to popular flight searches on momondo this year

Complete your trip to Washington, D.C.

Explore popular destinations other users love

According to popular flight searches on momondo this year