How long does it take to fly to Louisville?

If you’re flying from a popular airport in Washington, D.C., such as Baltimore or Washington, D.C., and flying into Louisville, then you can expect flight times to average 1h 35m and 1h 39m, respectively.

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

As of December 2025, there are 56 flights per week flying from Washington, D.C. to Louisville. The most common day of the week flights depart is Mon, with 16% of flights taking off on this day.

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

As of December 2025, 8 flights take off from Washington, D.C. and land in Louisville each day. The most common flight departure time for this route is 5:00PM, with 61% of daily flights taking off in the afternoon.

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

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

What airlines fly to Louisville?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Louisville from Washington, D.C. according to our data. American Airlines is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Louisville. Keep in mind that there are 5 different airlines that fly to Louisville on a routine basis, so you have a few additional options to choose from.

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

The number of operators available for flights from Washington, D.C. to Louisville Intl Airport is 4 as of December 2025.

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 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 Washington, D.C. to Louisville Intl Airport.

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

The necessary travel and health documents for your Louisville Intl 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.

$84 Cheap Flights from Washington, D.C. to Louisville in 2025/26

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

Prices are currently low for flights on this route. Typical prices usually range from $237 to $329. The lowest price recently found on this route was $189.

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

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:59 pm - 4:02 pm

DCA

SDF

2h 03mnonstop

11:08 am - 12:52 pm

SDF

DCA

1h 44mnonstop

$189American Airlines

Thu, Feb 5 - Sat, Feb 7

12:50 pm - 2:48 pm

IAD

SDF

1h 58mnonstop

9:50 am - 11:36 am

SDF

IAD

1h 46mnonstop

$189United Airlines

Fri, Jan 30 - Sun, Feb 1

6:15 am - 1:00 pm

BWI

SDF

6h 45m1 stop

4:39 pm - 12:10 pm

SDF

BWI

19h 31m1 stop

$202Multiple Airlines

Fri, Jan 30 - Sun, Feb 1

7:59 pm - 10:05 pm

DCA

SDF

2h 06mnonstop

6:00 am - 7:52 am

SDF

DCA

1h 52mnonstop

$204American Airlines

Sat, Jan 17 - Mon, Jan 19

12:50 pm - 2:48 pm

IAD

SDF

1h 58mnonstop

9:50 am - 11:36 am

SDF

IAD

1h 46mnonstop

$204United Airlines

Sat, Jan 17 - Mon, Jan 19

12:20 pm - 7:02 pm

DCA

SDF

6h 42m1 stop

5:35 am - 11:20 am

SDF

DCA

5h 45m1 stop

$209Delta

Thu, Jan 22 - Sun, Jan 25

5:13 pm - 9:14 pm

IAD

SDF

4h 01m1 stop

5:33 am - 11:35 am

SDF

IAD

6h 02m1 stop

$209Delta

Sat, Feb 21 - Tue, Feb 24

9:55 pm - 1:00 pm

BWI

SDF

15h 05m1 stop

1:55 pm - 11:47 pm

SDF

BWI

9h 52m1 stop

$211Multiple Airlines

Sun, Jan 25 - Fri, Jan 30

9:04 pm - 2:38 pm

BWI

SDF

17h 34m1 stop

3:33 pm - 11:31 pm

SDF

BWI

7h 58m1 stop

$217Multiple Airlines

Mon, Feb 23 - Thu, Feb 26

1:00 pm - 2:41 pm

BWI

SDF

25h 41m1 stop

3:36 pm - 11:47 pm

SDF

BWI

32h 11m2 stops

$241Spirit Airlines

Mon, Jan 12 - Tue, Jan 20

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

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

American Airlines

Feb 5

DCA1:59 pmWashington, D.C. Reagan-National

2h 03m

SDF4:02 pmLouisville Intl

Feb 7

SDF11:08 amLouisville Intl

1h 44m

DCA12:52 pmWashington, D.C. Reagan-National

$189

Find similar

American Airlines

Jan 17

DCA7:59 pmWashington, D.C. Reagan-National

2h 06m

SDF10:05 pmLouisville Intl

Jan 19

SDF6:00 amLouisville Intl

1h 52m

DCA7:52 amWashington, D.C. Reagan-National

$204

Find similar

American Airlines

Jan 13

DCA1:59 pmWashington, D.C. Reagan-National

2h 03m

SDF4:02 pmLouisville Intl

Jan 17

SDF6:03 amLouisville Intl

1h 57m

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

$219

Find similar

Delta flights from Washington, D.C. to Louisville

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

Delta

Jan 22

DCA12:20 pmWashington, D.C. Reagan-National

6h 42m

1 stop

SDF7:02 pmLouisville Intl

Jan 25

SDF5:35 amLouisville Intl

5h 45m

1 stop

DCA11:20 amWashington, D.C. Reagan-National

$209

Find similar

Delta

Jan 12

IAD5:26 pmWashington, D.C. Dulles Intl

3h 49m

1 stop

SDF9:15 pmLouisville Intl

Jan 19

SDF7:51 pmLouisville Intl

4h 33m

1 stop

IAD12:24 amWashington, D.C. Dulles Intl

$224

Find similar

Delta

Feb 5

DCA6:05 amWashington, D.C. Reagan-National

3h 56m

1 stop

SDF10:01 amLouisville Intl

Feb 8

SDF5:00 pmLouisville Intl

6h 10m

1 stop

DCA11:10 pmWashington, D.C. Reagan-National

$229

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Thu 2/5

1:59 pm-4:02 pm

Nonstop2h 03m

Louisville Intl

Sat 2/7

11:08 am-12:52 pm

Nonstop1h 44m

$189

Washington, D.C.Louisville

IAD - SDF

IADSDF

Washington, D.C. Dulles Intl

Fri 1/30

12:50 pm-2:48 pm

Nonstop1h 58m

Louisville Intl

Sun 2/1

9:50 am-11:36 am

Nonstop1h 46m

$189

BaltimoreLouisville

BWI - SDF

BWISDF

Baltimore/Washington

Fri 1/30

6:15 am-1:00 pm

1 stop6h 45m

Louisville Intl

Sun 2/1

4:39 pm-12:10 pm

1 stop19h 31m

$202

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Sat 1/17

7:59 pm-10:05 pm

Nonstop2h 06m

Louisville Intl

Mon 1/19

6:00 am-7:52 am

Nonstop1h 52m

$204

Washington, D.C.Louisville

IAD - SDF

IADSDF

Washington, D.C. Dulles Intl

Sat 1/17

12:50 pm-2:48 pm

Nonstop1h 58m

Louisville Intl

Mon 1/19

9:50 am-11:36 am

Nonstop1h 46m

$204

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Thu 1/22

12:20 pm-7:02 pm

1 stop6h 42m

Louisville Intl

Sun 1/25

5:35 am-11:20 am

1 stop5h 45m

$209

Washington, D.C.Louisville

IAD - SDF

IADSDF

Washington, D.C. Dulles Intl

Sat 2/21

5:13 pm-9:14 pm

1 stop4h 01m

Louisville Intl

Tue 2/24

5:33 am-11:35 am

1 stop6h 02m

$209

BaltimoreLouisville

BWI - SDF

BWISDF

Baltimore/Washington

Sun 1/25

9:55 pm-1:00 pm

1 stop15h 05m

Louisville Intl

Fri 1/30

1:55 pm-11:47 pm

1 stop9h 52m

$211

BaltimoreLouisville

BWI - SDF

BWISDF

Baltimore/Washington

Mon 2/23

9:04 pm-2:38 pm

1 stop17h 34m

Louisville Intl

Thu 2/26

3:33 pm-11:31 pm

1 stop7h 58m

$217

BaltimoreLouisville

BWI - SDF

BWISDF

Baltimore/Washington

Mon 1/12

1:00 pm-2:41 pm

1 stop25h 41m

Louisville Intl

Tue 1/20

3:36 pm-11:47 pm

2 stops32h 11m

$241

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 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

Airlines

Other information

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

What is the cheapest month to fly to Louisville?

If you are unable to visit Louisville during the month of January, then departing from Washington, D.C. during the month August is also very affordable. Most momondo users find prices during this month for around $259.

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. is on a Saturday. momondo users have found tickets for Saturday departures for as low as $257. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Washington, D.C. to Louisville on a Sunday will generally be more expensive and average around $371. 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. to Louisville flights are usually those with departure times in the evening. Our users have found flights to Louisville in the evening for as low as $299. At noon is when there is more demand to fly to Louisville, so prices are often more expensive at around $319 per ticket.

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

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

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 $320 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. for as low as $198 on momondo.

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

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

You could potentially save up to 13% on your flight if you consider stops on a Washington, D.C. to Louisville flight.

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

As of December 2025, prices for Washington, D.C. to Louisville flights are approximately 65% more expensive 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 round-trip 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

Best Price Found	$129
Fastest flight time	1h 45m
Direct flights	Every day
Airports in Louisville	1 airport

The best one-way flight to Louisville from Washington, D.C. in the past 72 hours is $129. The best round-trip flight deal from Washington, D.C. to Louisville found on momondo in the last 72 hours is $204.

The fastest flight from Washington, D.C. to Louisville takes 1h 45m

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

There is 1 airport in Louisville. From Washington, D.C. there are direct flights to Louisville Intl (SDF).

Search flight deals

How far is Washington, D.C. to Louisville Intl by plane?
The straight-line distance from Washington, D.C. to Louisville Intl is 472.6 mi. In terms of flight time, this usually takes a little over 1h 45m.
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 many operators does momondo search for flights from Washington, D.C. to Louisville Intl Airport?
The number of operators available for flights from Washington, D.C. to Louisville Intl Airport is 4 as of December 2025.
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 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 Washington, D.C. to Louisville Intl Airport.
What documentation or ID do you need to fly to Louisville Intl Airport?
The necessary travel and health documents for your Louisville Intl 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 Washington, D.C. to Louisville?
momondo data reveals that the most frequently booked plane model on the route from Washington, D.C. to Louisville is Embraer 175 (Enhanced Winglets), representing 20.62% of all bookings. The subsequent popular models are Embraer 175 at 19.11%, Canadair (Bombardier) Regional Jet 700 at 14.00%, and Canadair (Bombardier) Regional Jet 900 at 12.77%.
What is the most popular airline from Washington, D.C. to Louisville?
Based on momondo bookings for flights between Washington, D.C. and Louisville, the leading airline is American Airlines, making up 48% of the total bookings. Other popular airlines include United Airlines with 38%, Southwest with 12%, and Delta with 2%.

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

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $189	Free Cancellation	Rating 7.4 9,121 reviews	Search United Airlines flights
American Airlines	PriceFrom $189	Free Cancellation	Rating 7.2 11,074 reviews	Search American Airlines flights
Southwest	PriceFrom $195	Free Cancellation	Rating 8.0 4,251 reviews	Search Southwest flights
Delta	PriceFrom $198	Free Cancellation	Rating 7.9 8,014 reviews	Search Delta flights

United Airlines Flights From Washington, D.C. to Louisville
United Airlines is one of the most popular airlines flying from Washington, D.C. to Louisville, operating 14 flights/week on average for this route. A good United Airlines flight deal for Washington, D.C. to Louisville starts from $189 round-trip, up to an average price of $288. Our users have rated United Airlines at 7.4/10.
American Airlines Flights From Washington, D.C. to Louisville
Across 11,074 American Airlines reviews on momondo, the average score is 7.2/10. American Airlines flies from Washington, D.C. to Louisville about 6 times each week, with ticket deals ranging from $189 to $414. Price data is based on momondo searches in the last 72 hours.

French Lick

Elizabethtown

West Baden Springs

Bardstown

Jeffersonville

Shepherdsville

New Albany

Corydon

Elizabeth

Charlestown

Brandenburg

Springfield

Georgetown

Why use momondo?

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

It is quick and easy to find Washington, D.C. to Louisville flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Louisville that suits you.

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

All flight searches from Washington, D.C. to Louisville on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Louisville from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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.

An easier way to manage your Louisville trip

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Cheap flights from Washington, D.C. to Louisville from $84

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. to Louisville departing on 2/22. 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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American Airlines flights from Washington, D.C. to Louisville

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

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

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

See travel insights to Louisville from

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

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

What is the cheapest month to fly to Louisville?

If you are unable to visit Louisville during the month of January, then departing from Washington, D.C. during the month August is also very affordable. Most momondo users find prices during this month for around $259.

What is the cheapest day to depart on your flight to Louisville?

What is the cheapest time of day to depart on your flight to Louisville?

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

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

How far in advance should I book a flight to Louisville?

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

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

You could potentially save up to 13% on your flight if you consider stops on a Washington, D.C. to Louisville flight.

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

As of December 2025, prices for Washington, D.C. to Louisville flights are approximately 65% more expensive when compared to flights at the same time last year.

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

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

What airlines fly to Louisville?

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

As of December 2025, 8 flights take off from Washington, D.C. and land in Louisville each day. The most common flight departure time for this route is 5:00PM, with 61% of daily flights taking off in the afternoon.

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

As of December 2025, there are 56 flights per week flying from Washington, D.C. to Louisville. The most common day of the week flights depart is Mon, with 16% of flights taking off on this day.

How long does it take to fly to Louisville?

If you’re flying from a popular airport in Washington, D.C., such as Baltimore or Washington, D.C., and flying into Louisville, then you can expect flight times to average 1h 35m and 1h 39m, respectively.

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

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

Best Price Found

Fastest flight time

Direct flights

Airports in Louisville

How far is Washington, D.C. to Louisville Intl by plane?

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

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

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

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

What is the most popular plane model from Washington, D.C. to Louisville?

What is the most popular airline from Washington, D.C. to Louisville?

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

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

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

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

Traveling to a place near Louisville?

Why use momondo?

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

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

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

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

An easier way to manage your Louisville 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

Airports servicing Kentucky