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>

$165 CHEAP FLIGHTS from Washington to Louisville

SDF

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

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Flight Deals

Cheap Flights from Washington to Louisville

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

Tue, Sep 1 - Wed, Sep 16

6:04 am - 4:52 pm

PDX

SDF

7h 48m

1 stop

6:00 am - 10:37 am

SDF

PDX

7h 37m

1 stop

$329Delta

Wed, Jul 22 - Wed, Jul 29

11:30 pm - 12:30 pm

PDX

SDF

10h 00m

2 stops

7:45 pm - 11:30 pm

SDF

PDX

6h 45m

1 stop

$334Southwest

Mon, Aug 31 - Tue, Sep 15

9:45 pm - 9:53 am

PDX

SDF

9h 08m

1 stop

7:00 am - 1:06 pm

SDF

PDX

9h 06m

1 stop

$342Delta

Tue, Jul 28 - Wed, Aug 5

5:50 am - 3:35 pm

PDX

SDF

6h 45m

1 stop

8:15 am - 3:25 pm

SDF

PDX

10h 10m

2 stops

$347Southwest

Wed, Sep 2 - Tue, Sep 8

6:00 am - 6:33 pm

SEA

SDF

9h 33m

1 stop

5:29 pm - 10:26 pm

SDF

SEA

7h 57m

1 stop

$395American Airlines

Tue, Jun 16 - Tue, Jun 30

11:58 pm - 10:35 am

SEA

SDF

7h 37m

1 stop

7:18 pm - 12:41 am

SDF

SEA

8h 23m

1 stop

$402American Airlines

Tue, Sep 29 - Wed, Sep 30

1:37 pm - 10:29 pm

GEG

SDF

5h 52m

1 stop

3:25 pm - 8:53 pm

SDF

GEG

8h 28m

1 stop

$495United Airlines

Tue, Sep 29 - Wed, Sep 30

5:00 am - 2:23 pm

GEG

SDF

6h 23m

1 stop

5:15 am - 12:35 pm

SDF

GEG

10h 20m

2 stops

$500United Airlines

Sat, Oct 24 - Wed, Oct 28

6:25 am - 9:45 pm

YKM

SDF

12h 20m

2 stops

3:31 pm - 11:42 pm

SDF

YKM

11h 11m

2 stops

$699Alaska Airlines

Fri, Oct 23 - Tue, Oct 27

5:01 am - 10:34 pm

ALW

SDF

14h 33m

2 stops

7:00 am - 2:24 pm

SDF

ALW

10h 24m

2 stops

$761Alaska Airlines

Useful Info

Low season	January
High season	May
Cheapest flight	$165

Best time to beat the crowds but there is an average 2% increase in price.

Most popular time to fly with an average 1% increase in price.

Flight from Portland 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

Georgetown

Brandenburg

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

$165 Find Cheap Flights from Washington to Louisville

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

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