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

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

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

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

$106 CHEAP FLIGHTS from California to Louisville

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Flight Deals

Cheap Flights from California to Louisville

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 California to Louisville

Fri, Dec 4 - Fri, Dec 11

11:54 am - 7:19 pmSFO San Francisco-SDF Louisville Intl

4h 25mnonstop

8:47 am - 11:09 amSDF Louisville Intl-SFO San Francisco

5h 22mnonstop

$177Breeze Airways

Fri, Dec 4 - Fri, Dec 11

11:54 am - 7:19 pmSFO San Francisco-SDF Louisville Intl

4h 25mnonstop

8:47 am - 11:09 amSDF Louisville Intl-SFO San Francisco

5h 22mnonstop

$178Breeze Airways

Thu, Dec 10 - Mon, Dec 14

6:40 pm - 7:19 pmLAX Los Angeles-SDF Louisville Intl

21h 39m1 stop San Francisco

8:47 am - 11:04 pmSDF Louisville Intl-LAX Los Angeles

17h 17m1 stop San Francisco

$241Multiple Airlines

Thu, Dec 10 - Mon, Dec 14

7:51 pm - 7:19 pmSAN San Diego-SDF Louisville Intl

20h 28m1 stop San Francisco

8:47 am - 6:16 pmSDF Louisville Intl-SAN San Diego

12h 29m1 stop San Francisco

$247Multiple Airlines

Tue, Dec 1 - Sat, Dec 5

2:18 pm - 12:15 amSAN San Diego-SDF Louisville Intl

6h 57m1 stop Dallas/Fort Worth

7:11 am - 12:21 pmSDF Louisville Intl-SAN San Diego

8h 10m1 stop Dallas/Fort Worth

$283American Airlines

Mon, Dec 7 - Sat, Dec 12

2:18 pm - 11:55 pmSAN San Diego-SDF Louisville Intl

6h 37m1 stop Dallas/Fort Worth

6:15 am - 12:43 pmSDF Louisville Intl-SAN San Diego

9h 28m1 stop Chicago O'Hare Intl

$283American Airlines

Wed, Dec 9 - Tue, Dec 15

6:15 am - 5:16 pmSAN San Diego-SDF Louisville Intl

8h 01m1 stop Detroit Metropolitan Wayne County

7:05 am - 11:54 amSDF Louisville Intl-SAN San Diego

7h 49m1 stop Atlanta Hartsfield-Jackson

$283Delta

Wed, Dec 9 - Sat, Dec 12

6:15 am - 5:16 pmSAN San Diego-SDF Louisville Intl

8h 01m1 stop Detroit Metropolitan Wayne County

7:05 am - 11:54 amSDF Louisville Intl-SAN San Diego

7h 49m1 stop Atlanta Hartsfield-Jackson

$283Delta

Wed, Dec 9 - Wed, Dec 16

8:00 am - 8:23 pmSAN San Diego-SDF Louisville Intl

9h 23m1 stop Houston George Bush Intcntl

7:10 am - 11:27 amSDF Louisville Intl-SAN San Diego

7h 17m1 stop Chicago O'Hare Intl

$283United Airlines

Wed, Dec 9 - Wed, Dec 16

11:00 am - 11:49 pmSAN San Diego-SDF Louisville Intl

9h 49m2 stops Denver Intl Chicago O'Hare Intl

7:05 am - 10:59 amSDF Louisville Intl-SAN San Diego

6h 54m1 stop Houston George Bush Intcntl

$288United Airlines

Recent last minute flight deals from California to Louisville

Mon, Nov 2 - Fri, Nov 6

11:54 am - 7:19 pmSFO San Francisco-SDF Louisville Intl

4h 25mnonstop

8:47 am - 11:09 amSDF Louisville Intl-SFO San Francisco

5h 22mnonstop

$267Breeze Airways

Mon, Nov 2 - Fri, Nov 6

11:54 am - 7:19 pmSFO San Francisco-SDF Louisville Intl

4h 25mnonstop

8:47 am - 11:09 amSDF Louisville Intl-SFO San Francisco

5h 22mnonstop

$277Breeze Airways

Thu, Nov 5 - Mon, Nov 9

12:01 pm - 7:19 pmONT Ontario-SDF Louisville Intl

28h 18m1 stop San Francisco

11:39 am - 9:40 amSDF Louisville Intl-ONT Ontario

25h 01m2 stops New Orleans Louis Armstrong Las Vegas Harry Reid Intl

$397Multiple Airlines

Thu, Nov 5 - Mon, Nov 9

12:20 pm - 3:26 pmSFO San Francisco-SDF Louisville Intl

48h 06m2 stops Denver Intl Raleigh-Durham

8:47 am - 11:09 amSDF Louisville Intl-SFO San Francisco

5h 22mnonstop

$406Multiple Airlines

Thu, Nov 5 - Sun, Nov 8

5:00 am - 2:22 pmSFO San Francisco-SDF Louisville Intl

6h 22m1 stop Denver Intl

5:10 am - 10:28 amSDF Louisville Intl-SFO San Francisco

8h 18m1 stop Chicago O'Hare Intl

$559United Airlines

Thu, Nov 5 - Sun, Nov 8

5:00 am - 2:22 pmSFO San Francisco-SDF Louisville Intl

6h 22m1 stop Denver Intl

7:00 am - 12:19 pmSDF Louisville Intl-SFO San Francisco

8h 19m1 stop Houston George Bush Intcntl

$559United Airlines

Thu, Nov 5 - Sun, Nov 8

6:00 am - 4:49 pmSFO San Francisco-SDF Louisville Intl

7h 49m1 stop Atlanta Hartsfield-Jackson

6:00 am - 10:34 amSDF Louisville Intl-SFO San Francisco

7h 34m1 stop Atlanta Hartsfield-Jackson

$564Delta

Thu, Nov 5 - Sun, Nov 8

5:05 am - 5:30 pmSFO San Francisco-SDF Louisville Intl

9h 25m2 stops Las Vegas Harry Reid Intl Denver Intl

5:40 am - 1:45 pmSDF Louisville Intl-SFO San Francisco

11h 05m1 stop Baltimore/Washington

$569Southwest

Thu, Nov 5 - Mon, Nov 9

8:30 am - 9:05 pmSFO San Francisco-SDF Louisville Intl

9h 35m2 stops San Diego Chicago Midway

5:05 am - 11:25 amSDF Louisville Intl-SFO San Francisco

9h 20m2 stops Phoenix Sky Harbor Intl San Diego

$600Southwest

Sat, Oct 31 - Tue, Nov 10

9:30 am - 9:13 pmBUR Hollywood Burbank-SDF Louisville Intl

8h 43m2 stops Salt Lake City Detroit Metropolitan Wayne County

8:05 am - 1:13 pmSDF Louisville Intl-BUR Hollywood Burbank

8h 08m1 stop Atlanta Hartsfield-Jackson

$626Delta

Useful Info

Low season	January
High season	July
Cheapest flight	$106

Best time to beat the crowds with an average 5% drop in price.

Most popular time to fly with an average 2% increase in price.

Flight from San Francisco to Louisville

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