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

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

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

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

$531 CHEAP FLIGHTS from Europe to Louisville

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Flight Deals

Cheap Flights from Europe 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 Europe to Louisville

Mon, Oct 12 - Mon, Oct 19

1:55 pm - 11:57 amCPH Kastrup Copenhagen-SDF Louisville Intl

28h 02m1 stop Minneapolis St Paul

5:38 pm - 5:05 pmSDF Louisville Intl-CPH Kastrup Copenhagen

17h 27m2 stops Detroit Metropolitan Wayne County Paris Charles de Gaulle

$671Delta

Wed, Oct 14 - Wed, Oct 21

8:50 am - 11:27 pmCPH Kastrup Copenhagen-SDF Louisville Intl

20h 37m2 stops Helsinki-Vantaa Dallas/Fort Worth

5:19 pm - 6:40 pmSDF Louisville Intl-CPH Kastrup Copenhagen

19h 21m2 stops Chicago O'Hare Intl Helsinki-Vantaa

$672Multiple Airlines

Wed, Oct 14 - Wed, Oct 21

8:50 am - 11:27 pmCPH Kastrup Copenhagen-SDF Louisville Intl

20h 37m2 stops Helsinki-Vantaa Dallas/Fort Worth

5:19 pm - 6:40 pmSDF Louisville Intl-CPH Kastrup Copenhagen

19h 21m2 stops Chicago O'Hare Intl Helsinki-Vantaa

$673Multiple Airlines

Wed, Oct 14 - Wed, Oct 21

6:45 am - 9:25 pmCPH Kastrup Copenhagen-SDF Louisville Intl

20h 40m2 stops Helsinki-Vantaa Dallas/Fort Worth

5:19 pm - 4:15 pmSDF Louisville Intl-CPH Kastrup Copenhagen

16h 56m2 stops Chicago O'Hare Intl Helsinki-Vantaa

$673Multiple Airlines

Mon, Oct 12 - Mon, Oct 19

1:55 pm - 10:51 pmCPH Kastrup Copenhagen-SDF Louisville Intl

14h 56m1 stop Minneapolis St Paul

5:38 pm - 5:05 pmSDF Louisville Intl-CPH Kastrup Copenhagen

17h 27m2 stops Detroit Metropolitan Wayne County Paris Charles de Gaulle

$674Delta

Wed, Nov 25 - Sat, Nov 28

10:05 am - 8:52 pmCPH Kastrup Copenhagen-SDF Louisville Intl

16h 47m2 stops Frankfurt am Main Chicago O'Hare Intl

5:10 am - 5:35 pmSDF Louisville Intl-CPH Kastrup Copenhagen

30h 25m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

$697United Airlines

Mon, Oct 12 - Mon, Oct 19

7:10 pm - 11:59 pmCPH Kastrup Copenhagen-SDF Louisville Intl

34h 49m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

1:59 pm - 3:45 pmSDF Louisville Intl-CPH Kastrup Copenhagen

19h 46m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

$714KLM

Tue, Oct 13 - Sun, Oct 25

9:25 am - 7:11 pmZRH Zurich-SDF Louisville Intl

15h 46m2 stops Frankfurt am Main Chicago O'Hare Intl

10:37 am - 7:55 amSDF Louisville Intl-ZRH Zurich

16h 18m1 stop Chicago O'Hare Intl

$779United Airlines

Tue, Oct 13 - Sun, Oct 25

2:35 pm - 11:59 pmZRH Zurich-SDF Louisville Intl

15h 24m2 stops Frankfurt am Main Chicago O'Hare Intl

9:02 am - 8:20 amSDF Louisville Intl-ZRH Zurich

18h 18m2 stops Chicago O'Hare Intl Newark

$779United Airlines

Sun, Oct 18 - Mon, Oct 26

8:15 am - 11:59 pmZRH Zurich-SDF Louisville Intl

21h 44m2 stops Frankfurt am Main Chicago O'Hare Intl

9:02 am - 7:55 amSDF Louisville Intl-ZRH Zurich

17h 53m1 stop Chicago O'Hare Intl

$784United Airlines

Recent last minute flight deals from Europe to Louisville

Mon, Sep 21 - Sun, Sep 27

9:20 am - 5:14 pmFRA Frankfurt am Main-SDF Louisville Intl

13h 54m1 stop Charlotte Douglas

7:35 pm - 8:45 amSDF Louisville Intl-FRA Frankfurt am Main

31h 10m1 stop Dallas/Fort Worth

$865British Airways

Mon, Sep 21 - Sun, Sep 27

9:20 am - 5:14 pmFRA Frankfurt am Main-SDF Louisville Intl

13h 54m1 stop Charlotte Douglas

7:35 pm - 8:45 amSDF Louisville Intl-FRA Frankfurt am Main

31h 10m1 stop Dallas/Fort Worth

$866British Airways

Mon, Sep 21 - Sun, Sep 27

9:20 am - 9:27 pmFRA Frankfurt am Main-SDF Louisville Intl

18h 07m2 stops Charlotte Douglas Washington, D.C. Reagan-National

1:43 pm - 7:20 amSDF Louisville Intl-FRA Frankfurt am Main

11h 37m1 stop Charlotte Douglas

$874British Airways

Mon, Sep 21 - Sun, Sep 27

9:20 am - 7:10 pmFRA Frankfurt am Main-SDF Louisville Intl

15h 50m1 stop Charlotte Douglas

11:44 am - 7:20 amSDF Louisville Intl-FRA Frankfurt am Main

13h 36m1 stop Charlotte Douglas

$877American Airlines

Thu, Sep 17 - Mon, Sep 21

10:55 am - 9:13 pmFRA Frankfurt am Main-SDF Louisville Intl

16h 18m1 stop Dallas/Fort Worth

7:27 pm - 7:20 amSDF Louisville Intl-FRA Frankfurt am Main

29h 53m1 stop Charlotte Douglas

$880American Airlines

Mon, Sep 21 - Sun, Sep 27

9:20 am - 9:27 pmFRA Frankfurt am Main-SDF Louisville Intl

18h 07m2 stops Charlotte Douglas Washington, D.C. Reagan-National

4:51 pm - 10:20 pmSDF Louisville Intl-FRA Frankfurt am Main

23h 29m2 stops Boston Logan Intl London Heathrow

$893American Airlines

Mon, Sep 21 - Sun, Sep 27

9:20 am - 5:14 pmFRA Frankfurt am Main-SDF Louisville Intl

13h 54m1 stop Charlotte Douglas

7:30 am - 7:20 amSDF Louisville Intl-FRA Frankfurt am Main

17h 50m2 stops Philadelphia Charlotte Douglas

$900American Airlines

Thu, Sep 17 - Mon, Sep 21

9:20 am - 9:27 pmFRA Frankfurt am Main-SDF Louisville Intl

18h 07m2 stops Charlotte Douglas Washington, D.C. Reagan-National

9:47 am - 7:20 amSDF Louisville Intl-FRA Frankfurt am Main

15h 33m1 stop Charlotte Douglas

$903American Airlines

Mon, Sep 21 - Thu, Dec 10

10:50 am - 5:17 pmMAD Madrid Barajas-SDF Louisville Intl

12h 27m1 stop Newark

2:05 pm - 9:15 amSDF Louisville Intl-MAD Madrid Barajas

13h 10m1 stop Newark

$1,078United Airlines

Mon, Sep 21 - Tue, Dec 8

10:50 am - 5:17 pmMAD Madrid Barajas-SDF Louisville Intl

12h 27m1 stop Newark

2:05 pm - 9:15 amSDF Louisville Intl-MAD Madrid Barajas

13h 10m1 stop Newark

$1,078United Airlines

Useful Info

Low season	February
High season	September
Cheapest flight	$531

Best time to beat the crowds but there is an average 1% increase in price.

Most popular time to fly and prices are also 12% lower on average.

Flight from Zurich to Louisville

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