$88+ Cheap flights from San Francisco to Louisville (SFO - SDF)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SDF
Nov 11 — Nov 181
Round-trip
1 adult, Economy
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Find cheap flights from San Francisco to Louisville with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from San Francisco to Louisville Intl are usually found in August or September, booked 20 days in advance, depart on a Thursday or Friday and return on a Tuesday
Cheap flight deals from San Francisco to Louisville
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Francisco to LouisvilleExplore the most affordable flight options available from San Francisco to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 12, 2026.
Explore the most affordable flight options available from San Francisco to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 12, 2026.
This Breeze Airways deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1111:54 am -
Nonstop4h 25m
Mon 12/148:47 am -
Nonstop5h 22m
Deal found 10/8![Breeze Airways logo]()
$178
This American Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/211:23 pm -
1 stop7h 59m
Sat 11/71:24 pm -
1 stop8h 59m
Deal found 10/8![American Airlines logo]()
$215
This Breeze Airways deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:54 am -
Nonstop4h 25m
Mon 11/168:47 am -
Nonstop5h 22m
Deal found 10/10![Breeze Airways logo]()
$218
This Southwest deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/911:35 pm -
1 stop7h 55m
Sat 11/148:40 am -
2 stops11h 30m
Deal found 10/8![Southwest logo]()
$220
This Southwest deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/118:00 pm -
2 stops11h 05m
Sat 11/148:40 am -
2 stops11h 30m
Deal found 10/8![Southwest logo]()
$225
This United Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/75:00 am -
1 stop6h 22m
Fri 11/137:00 am -
1 stop7h 50m
Deal found 10/8![United Airlines logo]()
$238
This Southwest deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1312:10 pm -
1 stop7h 05m
Wed 11/187:35 pm -
1 stop7h 20m
Deal found 10/7![Southwest logo]()
$240
This American Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/115:00 am -
1 stop9h 32m
Mon 12/146:26 pm -
1 stop8h 41m
Deal found 10/8![American Airlines logo]()
$243
This Southwest deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/135:05 am -
2 stops9h 25m
Mon 11/167:35 pm -
1 stop7h 20m
Deal found 10/7![Southwest logo]()
$245
This Southwest deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/135:05 am -
2 stops9h 25m
Tue 11/177:20 am -
2 stops8h 30m
Deal found 10/7![Southwest logo]()
$251
This Kiwi.com deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2311:54 am -
Nonstop4h 25m
Mon 10/268:47 am -
Nonstop5h 22m
Deal found 10/9![Breeze Airways logo]()
$258
Best flights from San Francisco to LouisvilleDiscover carefully curated flight deals from San Francisco to Louisville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 12, 2026.
Discover carefully curated flight deals from San Francisco to Louisville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 12, 2026.
This Southwest deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/135:05 am -
2 stops9h 25m
Mon 11/167:35 pm -
1 stop7h 20m
Deal found 10/7![Southwest logo]()
$245
This Delta deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:00 am -
1 stop7h 51m
Wed 10/285:57 pm -
1 stop7h 43m
Deal found 10/8![Delta logo]()
$302
This United Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2211:30 pm -
1 stop7h 04m
Sun 10/255:10 am -
1 stop8h 18m
Deal found 10/7![United Airlines logo]()
$327
This Southwest deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/135:05 am -
2 stops9h 25m
Tue 11/177:20 am -
2 stops8h 30m
Deal found 10/7![Southwest logo]()
$251
This Delta deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1110:40 pm -
1 stop8h 39m
Mon 12/141:04 pm -
1 stop8h 52m
Deal found 10/10![Delta logo]()
$319
This Southwest deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2311:35 pm -
1 stop7h 25m
Fri 11/275:35 pm -
1 stop8h 25m
Deal found 10/8![Southwest logo]()
$307
This Delta deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1110:30 pm -
1 stop8h 24m
Mon 3/157:30 pm -
1 stop7h 45m
Deal found 10/9![Delta logo]()
$327
This Southwest deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1210:40 am -
2 stops10h 05m
Mon 11/167:35 pm -
1 stop7h 20m
Deal found 10/7![Southwest logo]()
$312
This Southwest deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/265:05 am -
2 stops9h 15m
Thu 12/33:50 pm -
2 stops9h 25m
Deal found 10/11![Southwest logo]()
$373
This Southwest deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2411:40 pm -
1 stop7h 55m
Mon 10/2611:05 am -
2 stops15h 15m
Deal found 10/9![Southwest logo]()
$394
This Southwest deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2211:35 pm -
1 stop7h 30m
Fri 11/275:05 am -
1 stop6h 55m
Deal found 10/10![Southwest logo]()
$413
Last-minute flights from San Francisco to LouisvilleDiscover last-minute flight deals from San Francisco to Louisville. Data last updated October 12, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Louisville. Data last updated October 12, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2311:54 am -
Nonstop4h 25m
Mon 10/268:47 am -
Nonstop5h 22m
Deal found 10/9![Breeze Airways logo]()
$258
This Southwest deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2311:40 pm -
1 stop7h 40m
Tue 10/277:10 pm -
1 stop7h 30m
Deal found 10/8![Southwest logo]()
$272
This American Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/211:23 pm -
1 stop7h 59m
Sat 11/71:24 pm -
1 stop8h 59m
Deal found 10/8![American Airlines logo]()
$215
This United Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/35:00 am -
1 stop6h 22m
Sun 11/85:10 am -
1 stop8h 18m
Deal found 10/6![United Airlines logo]()
$266
This United Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/75:00 am -
1 stop6h 22m
Fri 11/137:00 am -
1 stop7h 50m
Deal found 10/8![United Airlines logo]()
$238
This Southwest deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/911:35 pm -
1 stop7h 55m
Sat 11/148:40 am -
2 stops11h 30m
Deal found 10/8![Southwest logo]()
$220
This Southwest deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/118:00 pm -
2 stops11h 05m
Sat 11/148:40 am -
2 stops11h 30m
Deal found 10/8![Southwest logo]()
$225
This Kiwi.com deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/122:21 pm -
2 stops17h 38m
Mon 11/168:47 am -
Nonstop5h 22m
Deal found 10/9![Multiple Airlines logo]()
$270
This Breeze Airways deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:54 am -
Nonstop4h 25m
Mon 11/168:47 am -
Nonstop5h 22m
Deal found 10/10![Breeze Airways logo]()
$218
This Southwest deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:35 pm -
1 stop7h 40m
Tue 11/175:40 am -
1 stop11h 10m
Deal found 10/7![Southwest logo]()
$240
This Southwest deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/135:05 am -
2 stops9h 25m
Mon 11/167:35 pm -
1 stop7h 20m
Deal found 10/7![Southwest logo]()
$245
One-way flights from San Francisco to LouisvilleSearch for one-way flight options from San Francisco to Louisville. Find affordable one-way fares based on user searches. Data last updated October 12, 2026.
Search for one-way flight options from San Francisco to Louisville. Find affordable one-way fares based on user searches. Data last updated October 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1111:54 am -
Nonstop4h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Breeze Airways logo]()
$88
This Kiwi.com deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1411:54 am -
Nonstop4h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Breeze Airways logo]()
$98
This Kiwi.com deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/911:54 am -
Nonstop4h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Breeze Airways logo]()
$106
This Kiwi.com deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/611:54 am -
Nonstop4h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Breeze Airways logo]()
$107
This Southwest deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/911:35 pm -
1 stop7h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Southwest logo]()
$108
This Kiwi.com deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3011:54 am -
Nonstop4h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Breeze Airways logo]()
$113
This Southwest deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/611:35 pm -
1 stop7h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Southwest logo]()
$133
This Southwest deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/148:00 am -
2 stops9h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Southwest logo]()
$135
This Delta deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/52:08 pm -
1 stop6h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Delta logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/122:21 pm -
2 stops17h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Multiple Airlines logo]()
$154
This United Airlines deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/295:00 am -
1 stop6h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![United Airlines logo]()
$159
This Delta deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:35 pm -
1 stop9h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Delta logo]()
$160
Find flight deals from San Francisco to Louisville
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Louisville (SDF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $178 (Breeze Airways) |
One-way from | $88 (Kiwi.com) |
Popular in | January |
Cheapest in | August |
Average price | $398 |
Good round-trip deal | $287 or less |
Good one-way deal | $185 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco to Louisville that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 12, 2026.
Use the filters below to find and compare flights from San Francisco to Louisville that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San FranciscoLouisville
SFO San Francisco - SDF Louisville Intl
SFOSDF
San Francisco
Mon 11/9
11:35 pm-10:30 am
1 stop7h 55m
Louisville Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$108
San FranciscoLouisville
SFO San Francisco - SDF Louisville Intl
SFOSDF
San Francisco
Mon 12/14
10:55 am-10:50 pm
1 stop8h 55m
Louisville Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$108
San FranciscoLouisville
SFO San Francisco - SDF Louisville Intl
SFOSDF
San Francisco
Fri 11/6
11:35 pm-10:15 am
1 stop7h 40m
Louisville Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$133
Quickest round-trip
San FranciscoLouisville
SFO San Francisco - SDF Louisville Intl
SFOSDF
San Francisco
Sat 11/7
5:00 am-2:22 pm
1 stop6h 22m
Louisville Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$134
San FranciscoLouisville
SFO San Francisco - SDF Louisville Intl
SFOSDF
San Francisco
Thu 10/29
5:00 am-2:22 pm
1 stop6h 22m
Louisville Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$159
San FranciscoLouisville
SFO San Francisco - SDF Louisville Intl
SFOSDF
San Francisco
Tue 11/10
5:00 am-2:22 pm
1 stop6h 22m
Louisville Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$159
San FranciscoLouisville
SFO San Francisco - SDF Louisville Intl
SFOSDF
San Francisco
Fri 11/13
11:35 pm-12:00 pm
1 stop9h 25m
Louisville Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$160
San FranciscoLouisville
SFO San Francisco - SDF Louisville Intl
SFOSDF
San Francisco
Fri 11/6
12:39 pm-11:34 pm
1 stop7h 55m
Louisville Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$164
San FranciscoLouisville
SFO San Francisco - SDF Louisville Intl
SFOSDF
San Francisco
Thu 11/12
10:40 pm-10:09 am
1 stop8h 29m
Louisville Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$164
San FranciscoLouisville
SFO San Francisco - SDF Louisville Intl
SFOSDF
San Francisco
Mon 11/9
6:00 am-5:17 pm
1 stop8h 17m
Louisville Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$164
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from San Francisco to Louisville
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Francisco to Louisville in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Francisco-Louisville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Louisville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Louisville flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Francisco-Louisville flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Francisco-Louisville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from San Francisco to Louisville
Have a flexible travel schedule? Discover the best time to fly to Louisville from San Francisco with our price prediction graph.
SFO-SDF
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from San Francisco to Louisville
Prices
Airlines
How far ahead should I book a flight from San Francisco to Louisville?
The price you pay for your flight from San Francisco to Louisville may vary depending on when you book. For the best chance of a lower fare, look to book 19 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from San Francisco to Louisville?
Currently, August is the cheapest month in which you can book a flight from San Francisco to Louisville (average of $367). Flying from San Francisco to Louisville in January is currently the most expensive (average of $777). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SFO to SDF?
Find hourly flight availability from San Francisco to Louisville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 12, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Francisco to Louisville as you normally would.
Reviews of airlines servicing Louisville
Get insights into the airlines that provide service to Louisville. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Louisville. Reviews last updated October 12, 2026.
Peruse reviews from past customers who have flown with Breeze Airways,Southwest, andDelta from San Francisco to Louisville to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.3
Entertainment
6.8
Comfort
8.2
Boarding
8.4
Crew
8.8
Food
6.8
Reviews
1 / 18
4.0
OkayDenis,Oct 2026
CHS - HVN
Overall
8.3
Entertainment
6.8
Comfort
8.2
Boarding
8.4
Crew
8.8
Food
6.8
Reviews
1 / 18
4.0
OkayDenis,Oct 2026
CHS - HVN
Overall
8.3
Entertainment
6.8
Comfort
8.2
Boarding
8.4
Crew
8.8
Food
6.8
Reviews
1 / 18
4.0
OkayDenis,Oct 2026
CHS - HVN
Overall
8.3
Entertainment
6.8
Comfort
8.2
Boarding
8.4
Crew
8.8
Food
6.8
Reviews
1 / 18
4.0
OkayDenis,Oct 2026
CHS - HVN
Overall
8.3
Entertainment
6.8
Comfort
8.2
Boarding
8.4
Crew
8.8
Food
6.8
Reviews
1 / 18
4.0
OkayDenis,Oct 2026
CHS - HVN
Overall
8.3
Entertainment
6.8
Comfort
8.2
Boarding
8.4
Crew
8.8
Food
6.8
Reviews
1 / 18
4.0
OkayDenis,Oct 2026
CHS - HVN
Related info for your journey
Find useful and relevant information for your journey from San Francisco to Louisville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Louisville?
Book flights to Louisville if you plan to visit one of these locationsShepherdsville
Elizabethtown
Jeffersonville
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Complete your trip
Complete your trip to Louisville by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Francisco to Louisville by cabin class
Find flights from San Francisco to Louisville, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Louisville
Explore flights to Louisville departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 12, 2026.
San Francisco and Louisville flights
Browse other San Francisco and Louisville flight options. Last updated on October 12, 2026.
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Browse through other flights departing from San Francisco. Flights are based on user searches made on Cheapflights and were last updated on October 12, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Top 6 airlines flying from San Francisco to Louisville
Discover the top 6 airlines that operate flights from San Francisco to Louisville. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$149 | Average$354 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$153 | Average$488 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$287 | Average$477 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$297 | Average$528 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$302 | Average$656 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$308 | Average$457 | FlexibilityNo cancel fee | On-time63% |