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

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

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

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Worldwide 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 Worldwide up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

What are the most popular airlines flying to Louisville?

The most popular airline among KAYAK users flying to Louisville is Delta, followed by American Airlines and United Airlines.

$49 International Flights to Louisville

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Flight Deals

Book Cheap International Flights Deals to Louisville

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

Round-trip

One-way

Last minute

Recent round-trip international flight deals to Louisville

Tue, Jan 5 - Thu, Jan 7

7:00 am - 10:30 pmYYC Calgary-SDF Louisville Intl

14h 30m1 stop Denver Intl

3:27 pm - 10:53 pmSDF Louisville Intl-YYC Calgary

8h 26m1 stop Denver Intl

$451United Airlines

Wed, Dec 2 - Wed, Dec 9

7:25 am - 5:16 pmYYC Calgary-SDF Louisville Intl

8h 51m2 stops Salt Lake City Detroit Metropolitan Wayne County

3:18 pm - 12:21 amSDF Louisville Intl-YYC Calgary

10h 03m2 stops Detroit Metropolitan Wayne County Salt Lake City

$485Delta

Tue, Jan 5 - Thu, Jan 7

7:00 am - 2:31 pmYYC Calgary-SDF Louisville Intl

6h 31m1 stop Denver Intl

9:00 am - 7:37 pmSDF Louisville Intl-YYC Calgary

11h 37m1 stop Denver Intl

$487United Airlines

Tue, Jan 5 - Thu, Jan 7

7:00 am - 2:31 pmYYC Calgary-SDF Louisville Intl

6h 31m1 stop Denver Intl

9:00 am - 7:37 pmSDF Louisville Intl-YYC Calgary

11h 37m1 stop Denver Intl

$490United Airlines

Mon, Feb 1 - Fri, Feb 12

3:59 am - 8:29 pmSJO San José Juan Santamaria Intl-SDF Louisville Intl

15h 30m2 stops Panama City Tocumen Intl Chicago O'Hare Intl

8:30 am - 7:04 amSDF Louisville Intl-SJO San José Juan Santamaria Intl

23h 34m2 stops Chicago O'Hare Intl Panama City Tocumen Intl

$587Copa Airlines

Fri, Dec 25 - Tue, Jan 12

11:24 am - 10:54 amSJO San José Juan Santamaria Intl-SDF Louisville Intl

22h 30m1 stop Charlotte Douglas

6:00 am - 12:30 pmSDF Louisville Intl-SJO San José Juan Santamaria Intl

7h 30m1 stop Charlotte Douglas

$588American Airlines

Thu, Dec 24 - Tue, Jan 12

12:33 am - 5:40 pmSJO San José Juan Santamaria Intl-SDF Louisville Intl

16h 07m2 stops Dallas/Fort Worth Chicago O'Hare Intl

5:46 pm - 12:18 pmSDF Louisville Intl-SJO San José Juan Santamaria Intl

19h 32m2 stops Charlotte Douglas Miami

$592American Airlines

Sat, Dec 26 - Thu, Dec 31

12:30 pm - 6:56 pmPUJ Punta Cana-SDF Louisville Intl

7h 26m1 stop Raleigh-Durham

3:32 pm - 8:35 pmSDF Louisville Intl-PUJ Punta Cana

28h 03m1 stop Orlando Sanford Intl

$603Multiple Airlines

Tue, Dec 22 - Thu, Dec 31

10:54 am - 6:08 pmPUJ Punta Cana-SDF Louisville Intl

8h 14m1 stop Tampa

3:32 pm - 8:35 pmSDF Louisville Intl-PUJ Punta Cana

28h 03m1 stop Orlando Sanford Intl

$614Multiple Airlines

Tue, Nov 24 - Sun, Nov 29

5:45 am - 4:54 pmDUB Dublin-SDF Louisville Intl

16h 09m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

1:01 pm - 7:45 amSDF Louisville Intl-DUB Dublin

13h 44m1 stop Atlanta Hartsfield-Jackson

$701KLM

Recent last minute international flight deals to Louisville

Sat, Nov 14 - Tue, Nov 24

7:00 am - 10:24 pmYYC Calgary-SDF Louisville Intl

14h 24m1 stop Denver Intl

8:00 am - 3:21 pmSDF Louisville Intl-YYC Calgary

8h 21m1 stop Denver Intl

$556United Airlines

Sat, Nov 14 - Mon, Nov 30

8:45 am - 7:14 pmYYC Calgary-SDF Louisville Intl

9h 29m2 stops Minneapolis St Paul Atlanta Hartsfield-Jackson

12:40 pm - 9:58 pmSDF Louisville Intl-YYC Calgary

10h 18m1 stop Minneapolis St Paul

$563Delta

Sat, Nov 14 - Thu, Nov 26

4:30 pm - 10:24 pmYYC Calgary-SDF Louisville Intl

28h 54m2 stops San Francisco Denver Intl

8:00 am - 3:21 pmSDF Louisville Intl-YYC Calgary

8h 21m1 stop Denver Intl

$584United Airlines

Sat, Nov 14 - Wed, Nov 18

9:55 am - 7:14 pmDUB Dublin-SDF Louisville Intl

14h 19m1 stop Atlanta Hartsfield-Jackson

1:01 pm - 7:45 amSDF Louisville Intl-DUB Dublin

13h 44m1 stop Atlanta Hartsfield-Jackson

$725KLM

Fri, Nov 13 - Mon, Nov 16

11:30 am - 10:03 pmDUB Dublin-SDF Louisville Intl

15h 33m1 stop Philadelphia

11:08 am - 8:40 amSDF Louisville Intl-DUB Dublin

16h 32m1 stop Philadelphia

$752American Airlines

Fri, Nov 13 - Fri, Nov 27

7:50 am - 12:25 amBOG Bogotá El Dorado-SDF Louisville Intl

16h 35m1 stop Miami

6:00 am - 11:27 pmSDF Louisville Intl-BOG Bogotá El Dorado

17h 27m1 stop Dallas/Fort Worth

$794American Airlines

Mon, Nov 9 - Tue, Nov 17

4:56 am - 7:30 pmSAL San Salvador El Salvador Intl-SDF Louisville Intl

13h 34m2 stops Panama City Tocumen Intl Washington, D.C. Dulles Intl

9:17 am - 11:35 pmSDF Louisville Intl-SAL San Salvador El Salvador Intl

15h 18m2 stops Chicago O'Hare Intl Panama City Tocumen Intl

$794Copa Airlines

Thu, Nov 12 - Thu, Nov 19

4:17 pm - 8:52 pmGUA Guatemala City La Aurora-SDF Louisville Intl

27h 35m2 stops Panama City Tocumen Intl Chicago O'Hare Intl

9:02 am - 10:42 pmSDF Louisville Intl-GUA Guatemala City La Aurora

14h 40m2 stops Chicago O'Hare Intl Panama City Tocumen Intl

$813Copa Airlines

Thu, Nov 12 - Sat, Dec 5

10:15 am - 9:36 pmZRH Zurich-SDF Louisville Intl

17h 21m2 stops Philadelphia Chicago O'Hare Intl

7:44 am - 8:15 amSDF Louisville Intl-ZRH Zurich

18h 31m2 stops Charlotte Douglas Philadelphia

$906Multiple Airlines

Tue, Nov 10 - Wed, Nov 11

9:35 am - 7:30 pmSAL San Salvador El Salvador Intl-SDF Louisville Intl

8h 55m1 stop Washington, D.C. Dulles Intl

2:11 pm - 10:05 pmSDF Louisville Intl-SAL San Salvador El Salvador Intl

8h 54m1 stop Washington, D.C. Dulles Intl

$1,000Multiple Airlines

Booking Insights

KAYAK's insights & trends for flights to Louisville

Get data-powered insights and trends for flights to Louisville to help you find the cheapest flights, the best time to fly and much more.

What are the most popular airlines flying to Louisville?: The most popular airline among KAYAK users flying to Louisville is Delta, followed by American Airlines and United Airlines.

Find deals

Low season	January
High season	April
Cheapest flight	$49

Best time to beat the crowds with an average 8% drop in price.

Flight from Fort Lauderdale to Louisville

How does KAYAK find such low prices on flights from Worldwide 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 Worldwide to Louisville.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Worldwide to Louisville?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Louisville from Worldwide 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 Worldwide 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 Worldwide with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Worldwide 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 Worldwide up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.