How does KAYAK find such low prices on flights from Washington 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 Washington 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 Washington to Louisville?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Louisville from Washington 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 Washington 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 Washington 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 Washington 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 Washington 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>

$134 CHEAP FLIGHTS from Washington 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

Save 24% or moreCompare multiple travel sites with one search.

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

$294

Overall average: $566

Delta

Sat 1/17Wed 1/21

SEA - SDF • 1 stop

Cheapest one-way

$134

Typical prices: $173-$253

American Airlines

Thu 2/19

SEA - 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 Washington to Louisville

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Washington 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

Recent round-trip flight deals from Washington to Louisville

Sat, Jan 17 - Wed, Jan 21

11:10 pm - 10:01 amSEA-SDF

7h 51m1 stop

3:32 pm - 11:15 pmSDF-SEA

10h 43m1 stop

$294Delta

Find Deal

Sat, Jan 31 - Tue, Feb 3

6:50 am - 9:24 pmPSC-SDF

11h 34m2 stops

5:04 pm - 11:38 pmSDF-PSC

9h 34m2 stops

$299Delta

Find Deal

Wed, Feb 18 - Sat, Feb 21

5:15 am - 5:30 pmSEA-SDF

9h 15m1 stop

5:35 am - 10:15 amSDF-SEA

7h 40m1 stop

$307Southwest

Find Deal

Wed, Jan 21 - Wed, Jan 28

7:35 am - 5:33 pmSEA-SDF

6h 58m1 stop

11:14 am - 7:04 pmSDF-SEA

10h 50m1 stop

$321American Airlines

Find Deal

Sat, Feb 14 - Sat, Feb 21

12:02 pm - 10:50 pmPDX-SDF

7h 48m1 stop

3:30 pm - 9:22 pmSDF-PDX

8h 52m1 stop

$325American Airlines

Find Deal

Wed, Jan 21 - Wed, Jan 28

8:40 am - 10:30 pmSEA-SDF

10h 50m2 stops

9:00 am - 1:57 pmSDF-SEA

7h 57m1 stop

$326United Airlines

Find Deal

Wed, Feb 18 - Sat, Feb 21

8:45 am - 9:10 pmSEA-SDF

9h 25m2 stops

5:35 am - 10:15 amSDF-SEA

7h 40m1 stop

$339Southwest

Find Deal

Wed, Jan 21 - Wed, Jan 28

8:40 am - 8:28 pmSEA-SDF

8h 48m2 stops

2:05 pm - 9:15 pmSDF-SEA

10h 10m2 stops

$364United Airlines

Find Deal

Wed, Mar 4 - Sun, Mar 8

8:25 am - 10:57 pmPSC-SDF

11h 32m2 stops

10:49 am - 8:55 pmSDF-PSC

13h 06m2 stops

$543Alaska Airlines

Find Deal

Wed, Mar 4 - Sun, Mar 8

5:53 am - 9:14 pmALW-SDF

12h 21m2 stops

6:00 am - 3:46 pmSDF-ALW

12h 46m2 stops

$626Alaska Airlines

Find Deal

Useful Info

Low season	January
High season	May
Cheapest flight	$134

Best time to beat the crowds with an average 4% drop in price.

Most popular time to fly and prices are also 3% lower on average.

Flight from Seattle to Louisville

How does KAYAK find such low prices on flights from Washington 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 Washington to Louisville.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Louisville?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Louisville from Washington 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 Washington 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 Washington with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington 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 Washington 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

$134 Find Cheap Flights from Washington to Louisville

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

Everything you should know

Cheap Flights from Washington to Louisville

Recent round-trip flight deals from Washington to Louisville

Recent one-way flight deals from Washington to Louisville

Recent last minute flight deals from Washington to Louisville

Good to know

FAQs for booking flights from Washington to Louisville

How does KAYAK find such low prices on flights from Washington 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 Washington to Louisville.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Louisville from Washington 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 Washington 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 Washington with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington 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 Washington 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 Washington

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