How does KAYAK find such low prices on flights from District of Columbia to Louisville?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from District of Columbia to Louisville. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from District of Columbia to Louisville?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Louisville from District of Columbia is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from District of Columbia to Louisville?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Louisville with an airline and back to District of Columbia with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from District of Columbia to Louisville?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Louisville from District of Columbia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$99 CHEAP FLIGHTS from District of Columbia to Louisville

SDF

KAYAK searches hundreds of travel sites at once for deals on flights to Louisville

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

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Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$230

Overall average: $351

United Airlines

Sat 12/20Sat 1/3

IAD - SDF • Non-stop

Cheapest one-way

$99

Typical prices: $159-$254

Southwest

Wed 12/10

DCA - SDF • 1 stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Louisville!

Flight Deals

Cheap Flights from District of Columbia to Louisville

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from District of Columbia to Louisville that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from District of Columbia to Louisville

Sat, Dec 20 - Sat, Jan 3

5:15 pm - 7:11 pmIAD-SDF

1h 56mnonstop

9:55 am - 11:36 amSDF-IAD

1h 41mnonstop

$230United Airlines

Find Deal

Thu, Dec 18 - Sat, Jan 10

3:25 pm - 9:54 pmDCA-SDF

6h 29m1 stop

5:26 pm - 7:00 pmSDF-DCA

1h 34mnonstop

$234American Airlines

Find Deal

Thu, Jan 15 - Sun, Jan 18

6:00 am - 10:11 amIAD-SDF

4h 11m1 stop

7:00 am - 11:37 amSDF-IAD

4h 37m1 stop

$234Delta

Find Deal

Fri, Dec 5 - Tue, Dec 9

7:36 pm - 11:59 pmDCA-SDF

4h 23m1 stop

8:35 am - 12:42 pmSDF-DCA

4h 07m1 stop

$239Delta

Find Deal

Fri, Dec 5 - Sat, Dec 6

7:01 am - 2:11 pmIAD-SDF

7h 10m1 stop

11:05 am - 5:00 pmSDF-IAD

5h 55m1 stop

$239Delta

Find Deal

Sun, Dec 21 - Sat, Jan 10

7:50 pm - 12:16 amDCA-SDF

4h 26m1 stop

11:08 am - 12:52 pmSDF-DCA

1h 44mnonstop

$242American Airlines

Find Deal

Fri, Dec 12 - Mon, Dec 15

6:00 am - 12:30 pmDCA-SDF

6h 30m1 stop

6:08 am - 7:49 amSDF-DCA

1h 41mnonstop

$244American Airlines

Find Deal

Fri, Dec 12 - Sun, Dec 14

1:41 pm - 5:51 pmDCA-SDF

4h 10m1 stop

6:08 am - 7:49 amSDF-DCA

1h 41mnonstop

$245American Airlines

Find Deal

Wed, Dec 10 - Sun, Dec 14

9:00 am - 11:00 amIAD-SDF

26h 00m2 stops

2:34 pm - 8:41 amSDF-IAD

18h 07m1 stop

$248Multiple Airlines

Find Deal

Wed, Jan 14 - Sun, Jan 18

1:59 pm - 4:02 pmDCA-SDF

2h 03mnonstop

4:32 pm - 6:18 pmSDF-DCA

1h 46mnonstop

$249American Airlines

Find Deal

Useful Info

Low season	January
High season	May
Cheapest flight	$99

Best time to beat the crowds with an average 6% drop in price.

Most popular time to fly and prices are also 4% lower on average.

Flight from Reagan Washington National Airport to Louisville

How does KAYAK find such low prices on flights from District of Columbia to Louisville?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from District of Columbia to Louisville.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from District of Columbia to Louisville?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Louisville from District of Columbia is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from District of Columbia to Louisville?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Louisville with an airline and back to District of Columbia with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from District of Columbia to Louisville?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Louisville from District of Columbia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

French Lick

Jeffersonville

West Baden Springs

Elizabeth

Charlestown

Brandenburg

Georgetown

Everything you need to know for your flight to Louisville

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Louisville

Louisville (SDF)

SDF

$99 Find Cheap Flights from District of Columbia to Louisville

KAYAK searches hundreds of travel sites at once for deals on flights to Louisville

Everything you should know

Cheap Flights from District of Columbia to Louisville

Recent round-trip flight deals from District of Columbia to Louisville

Recent one-way flight deals from District of Columbia to Louisville

Recent last minute flight deals from District of Columbia to Louisville

Recent direct flight deals from District of Columbia to Louisville

Good to know

FAQs for booking flights from District of Columbia to Louisville

How does KAYAK find such low prices on flights from District of Columbia to Louisville?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from District of Columbia to Louisville.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from District of Columbia to Louisville?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Louisville from District of Columbia is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from District of Columbia to Louisville?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Louisville with an airline and back to District of Columbia with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from District of Columbia to Louisville?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Louisville from District of Columbia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Louisville?

Everything you need to know for your flight to Louisville

Information on the airport you'll fly into in Louisville

Cabin class types available on flights to District of Columbia

Complete your trip to Louisville with a hotel stay or car rental

Find direct flights for Louisville

Flights to other popular destinations

Flights from domestic origins to Louisville

Choose which airport to fly into in Louisville

Find deals for your return flight