$113+ Cheap flights from Louisville to San Francisco (SDF - SFO)
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 10/23. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SFO
Oct 12 — Oct 191
Round-trip
1 adult, Economy
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Find cheap flights from Louisville to San Francisco 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 Louisville Intl to San Francisco are usually found in September or August, booked 32 days in advance, depart on a Tuesday or Monday and return on a Thursday
Cheap flight deals from Louisville to San Francisco
Cheapest
Best
Last-minute
One-way
Cheapest flights from Louisville to San FranciscoExplore the most affordable flight options available from Louisville to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.
Explore the most affordable flight options available from Louisville to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 11/98:47 am -
Nonstop5h 22m
Fri 11/1311:54 am -
Nonstop4h 25m
Deal found 9/7![Breeze Airways logo]()
$217
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Mon 11/28:47 am -
Nonstop5h 22m
Fri 11/611:54 am -
Nonstop4h 25m
Deal found 9/9![Breeze Airways logo]()
$218
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 11/28:47 am -
Nonstop5h 22m
Mon 11/911:54 am -
Nonstop4h 25m
Deal found 9/11![Breeze Airways logo]()
$220
This Breeze Airways deal was found by Cheapflights users on 9/7. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/188:47 am -
Nonstop5h 22m
Mon 9/2111:54 am -
Nonstop4h 25m
Deal found 9/7![Breeze Airways logo]()
$228
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Fri 11/68:47 am -
Nonstop5h 22m
Fri 11/1311:54 am -
Nonstop4h 25m
Deal found 9/11![Breeze Airways logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/268:47 am -
Nonstop5h 22m
Fri 11/1311:54 am -
Nonstop4h 25m
Deal found 9/10![Breeze Airways logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/238:47 am -
Nonstop5h 22m
Mon 10/2611:54 am -
Nonstop4h 25m
Deal found 9/9![Breeze Airways logo]()
$247
This Breeze Airways deal was found by Cheapflights users on 9/10. 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 11/208:47 am -
Nonstop5h 22m
Fri 11/2711:54 am -
Nonstop4h 25m
Deal found 9/10![Breeze Airways logo]()
$248
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 11/238:47 am -
Nonstop5h 22m
Fri 11/2711:54 am -
Nonstop4h 25m
Deal found 9/11![Breeze Airways logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 9/118:47 am -
Nonstop5h 22m
Mon 9/2111:54 am -
Nonstop4h 25m
Deal found 9/7![Breeze Airways logo]()
$277
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/238:47 am -
Nonstop5h 22m
Mon 11/3011:54 am -
Nonstop4h 25m
Deal found 9/10![Breeze Airways logo]()
$292
Best flights from Louisville to San FranciscoDiscover carefully curated flight deals from Louisville to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
Discover carefully curated flight deals from Louisville to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
This Southwest deal was found by Cheapflights users on 9/9. 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.
Thu 10/297:50 pm -
1 stop7h 20m
Wed 11/48:20 am -
2 stops11h 30m
Deal found 9/9![Southwest logo]()
$312
This Delta deal was found by Cheapflights users on 9/11. 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 10/166:39 pm -
1 stop8h 19m
Thu 10/2212:08 pm -
1 stop7h 43m
Deal found 9/11![Delta logo]()
$327
This United Airlines deal was found by Cheapflights users on 9/7. 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.
Tue 11/108:00 am -
2 stops11h 35m
Wed 11/115:00 am -
1 stop6h 22m
Deal found 9/7![United Airlines logo]()
$408
This Southwest deal was found by Cheapflights users on 9/7. 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 10/157:50 pm -
1 stop7h 20m
Tue 10/2010:20 am -
2 stops9h 40m
Deal found 9/7![Southwest logo]()
$356
This Southwest deal was found by Cheapflights users on 9/7. 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.
Sat 10/1712:55 pm -
2 stops11h 40m
Sat 10/246:20 am -
1 stop6h 35m
Deal found 9/7![Southwest logo]()
$358
This Delta deal was found by Cheapflights users on 9/10. 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.
Sat 10/105:59 pm -
1 stop8h 57m
Sat 10/1710:35 am -
2 stops10h 24m
Deal found 9/10![Delta logo]()
$403
This Southwest deal was found by Cheapflights users on 9/10. 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.
Tue 10/67:10 pm -
1 stop7h 30m
Wed 10/78:10 am -
2 stops9h 05m
Deal found 9/10![Southwest logo]()
$368
This Delta deal was found by Cheapflights users on 9/8. 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.
Wed 12/912:50 pm -
2 stops10h 28m
Mon 12/1410:59 pm -
1 stop9h 58m
Deal found 9/8![Delta logo]()
$423
This Southwest deal was found by Cheapflights users on 9/9. 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.
Mon 10/196:35 am -
2 stops9h 30m
Fri 10/238:00 pm -
2 stops14h 55m
Deal found 9/9![Southwest logo]()
$369
This Southwest deal was found by Cheapflights users on 9/11. 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 10/2911:05 am -
2 stops15h 15m
Mon 11/25:05 am -
2 stops9h 25m
Deal found 9/11![Southwest logo]()
$377
This Southwest deal was found by Cheapflights users on 9/11. 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.
Fri 10/97:50 pm -
1 stop7h 20m
Fri 10/165:05 am -
2 stops10h 10m
Deal found 9/11![Southwest logo]()
$398
This Southwest deal was found by Cheapflights users on 9/9. 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.
Mon 11/25:05 am -
2 stops9h 20m
Fri 11/610:40 am -
2 stops10h 00m
Deal found 9/9![Southwest logo]()
$405
Last-minute flights from Louisville to San FranciscoDiscover last-minute flight deals from Louisville to San Francisco. Data last updated September 12, 2026 and is based on user searches.
Discover last-minute flight deals from Louisville to San Francisco. Data last updated September 12, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 9/118:47 am -
Nonstop5h 22m
Mon 9/2111:54 am -
Nonstop4h 25m
Deal found 9/7![Breeze Airways logo]()
$277
This Breeze Airways deal was found by Cheapflights users on 9/7. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/188:47 am -
Nonstop5h 22m
Mon 9/2111:54 am -
Nonstop4h 25m
Deal found 9/7![Breeze Airways logo]()
$228
This Breeze Airways deal was found by Cheapflights users on 9/7. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/188:47 am -
Nonstop5h 22m
Mon 9/2811:54 am -
Nonstop4h 25m
Deal found 9/7![Breeze Airways logo]()
$308
This Booking.com deal was found by Cheapflights users on 9/7. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/258:47 am -
Nonstop5h 22m
Mon 9/2811:54 am -
Nonstop4h 25m
Deal found 9/7![Breeze Airways logo]()
$306
This Delta deal was found by Cheapflights users on 9/10. 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.
Wed 9/3012:34 pm -
1 stop7h 44m
Sat 10/39:55 pm -
1 stop7h 56m
Deal found 9/10![Delta logo]()
$307
This Delta deal was found by Cheapflights users on 9/8. 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.
Fri 10/95:57 pm -
1 stop8h 59m
Mon 10/1210:25 pm -
1 stop8h 56m
Deal found 9/8![Delta logo]()
$315
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/238:47 am -
Nonstop5h 22m
Mon 10/2611:54 am -
Nonstop4h 25m
Deal found 9/9![Breeze Airways logo]()
$247
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/268:47 am -
Nonstop5h 22m
Fri 11/1311:54 am -
Nonstop4h 25m
Deal found 9/10![Breeze Airways logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2611:39 am -
2 stops23h 40m
Fri 11/1311:54 am -
Nonstop4h 25m
Deal found 9/10![Multiple Airlines logo]()
$298
This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/299:02 am -
1 stop8h 40m
Wed 11/45:00 am -
1 stop6h 22m
Deal found 9/11![United Airlines logo]()
$302
This Southwest deal was found by Cheapflights users on 9/8. 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.
Thu 10/297:15 am -
2 stops9h 10m
Sun 11/111:35 pm -
1 stop7h 30m
Deal found 9/8![Southwest logo]()
$312
One-way flights from Louisville to San FranciscoSearch for one-way flight options from Louisville to San Francisco. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
Search for one-way flight options from Louisville to San Francisco. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/238:47 am -
Nonstop5h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Breeze Airways logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Mon 10/198:47 am -
Nonstop5h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Breeze Airways logo]()
$133
This Breeze Airways deal was found by Cheapflights users on 9/10. 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.
Mon 10/268:47 am -
Nonstop5h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Breeze Airways logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Mon 10/58:47 am -
Nonstop5h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Breeze Airways logo]()
$153
This Delta deal was found by Cheapflights users on 9/9. 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.
Wed 9/236:00 am -
1 stop7h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Delta logo]()
$154
This Delta deal was found by Cheapflights users on 9/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/195:45 pm -
1 stop9h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Delta logo]()
$162
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 9/258:47 am -
Nonstop5h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Breeze Airways logo]()
$163
This Delta deal was found by Cheapflights users on 9/8. 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.
Fri 9/255:50 pm -
1 stop6h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Delta logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/307:59 pm -
2 stops18h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Breeze Airways logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Mon 10/1911:39 am -
2 stops29h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$171
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Fri 10/98:47 am -
Nonstop5h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Breeze Airways logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Mon 10/511:39 am -
2 stops25h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$178
Find flight deals from Louisville to San Francisco
Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to San Francisco (SFO). 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 September 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $217 (Kiwi.com) |
One-way from | $113 (Kiwi.com) |
Popular in | March |
Cheapest in | September |
Average price | $308 |
Good round-trip deal | $248 or less |
Good one-way deal | $272 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Louisville to San Francisco 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 September 12, 2026.
Use the filters below to find and compare flights from Louisville to San Francisco that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
LouisvilleSan Francisco
SDF Louisville Intl - SFO San Francisco
SDFSFO
Louisville Intl
Mon 10/26
8:47 am-11:09 am
Nonstop5h 22m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$134
LouisvilleSan Francisco
SDF Louisville Intl - SFO San Francisco
SDFSFO
Louisville Intl
Thu 9/24
7:10 pm-11:50 pm
1 stop7h 40m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$154
LouisvilleSan Francisco
SDF Louisville Intl - SFO San Francisco
SDFSFO
Louisville Intl
Sat 2/20
6:36 am-11:09 am
1 stop7h 33m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$154
LouisvilleSan Francisco
SDF Louisville Intl - SFO San Francisco
SDFSFO
Louisville Intl
Sat 10/10
5:04 am-9:51 am
1 stop7h 47m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$154
LouisvilleSan Francisco
SDF Louisville Intl - SFO San Francisco
SDFSFO
Louisville Intl
Mon 10/19
5:57 pm-10:59 pm
1 stop8h 02m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$154
LouisvilleSan Francisco
SDF Louisville Intl - SFO San Francisco
SDFSFO
Louisville Intl
Fri 9/25
8:47 am-11:09 am
Nonstop5h 22m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$163
LouisvilleSan Francisco
SDF Louisville Intl - SFO San Francisco
SDFSFO
Louisville Intl
Fri 10/9
7:50 pm-12:10 am
1 stop7h 20m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$164
LouisvilleSan Francisco
SDF Louisville Intl - SFO San Francisco
SDFSFO
Louisville Intl
Mon 10/12
8:47 am-11:09 am
Nonstop5h 22m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$184
LouisvilleSan Francisco
SDF Louisville Intl - SFO San Francisco
SDFSFO
Louisville Intl
Mon 10/12
7:27 pm-12:44 am
1 stop8h 17m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$198
LouisvilleSan Francisco
SDF Louisville Intl - SFO San Francisco
SDFSFO
Louisville Intl
Thu 10/8
7:50 pm-12:10 am
1 stop7h 20m
San Francisco
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$200
Showing 1-10 of 23 resultsSorted by cheapest first
Compare providers for flights from Louisville to San Francisco
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 Louisville to San Francisco in September.
| 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 |
- Most accurate provider: When it comes to deals on Louisville-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-San Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-San Francisco flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Louisville-San Francisco 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 Louisville-San Francisco 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 Louisville to San Francisco
Have a flexible travel schedule? Discover the best time to fly to San Francisco from Louisville with our price prediction graph.
SDF-SFO
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 Louisville to San Francisco
How far ahead should I book a flight from Louisville to San Francisco?
The best time to book flights from Louisville to San Francisco is 31 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Louisville to San Francisco?
Currently, September is the cheapest month in which you can book a flight from Louisville to San Francisco (average of $308). Flying from Louisville to San Francisco in March is currently the most expensive (average of $486). 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 SDF to SFO?
Find hourly flight availability from Louisville to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 12, 2026.
When flying from Louisville to San Francisco, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Reviews of airlines servicing San Francisco
Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated September 12, 2026.
Peruse reviews from past customers who have flown with Breeze Airways,Southwest, andDelta from Louisville to San Francisco 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.
Comfort
8.2
Entertainment
6.8
Food
6.8
Boarding
8.4
Crew
8.8
Overall
8.2
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Comfort
8.2
Entertainment
6.8
Food
6.8
Boarding
8.4
Crew
8.8
Overall
8.2
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Comfort
8.2
Entertainment
6.8
Food
6.8
Boarding
8.4
Crew
8.8
Overall
8.2
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Comfort
8.2
Entertainment
6.8
Food
6.8
Boarding
8.4
Crew
8.8
Overall
8.2
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Comfort
8.2
Entertainment
6.8
Food
6.8
Boarding
8.4
Crew
8.8
Overall
8.2
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Comfort
8.2
Entertainment
6.8
Food
6.8
Boarding
8.4
Crew
8.8
Overall
8.2
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Related info for your journey
Find useful and relevant information for your journey from Louisville to San Francisco. 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 San Francisco?
Book flights to San Francisco if you plan to visit one of these locationsSouth San Francisco
Santa Clara
Santa Cruz
Walnut Creek
Emeryville
San Bruno
Burlingame
Rancho Cordova
Roseville
Fairfield
Cupertino
Newark
Hayward
San Ramon
Redwood City
Manteca
Vallejo
San Carlos
Turlock
Davis
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Louisville and San Francisco flights
Browse other Louisville and San Francisco flight options. Last updated on September 12, 2026.
Other flights from Louisville
Browse through other flights departing from Louisville. Flights are based on user searches made on Cheapflights and were last updated on September 12, 2026.
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Other flights to San Francisco
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Top 5 airlines flying from Louisville to San Francisco
Discover the top 5 airlines that operate flights from Louisville to San Francisco. 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 September 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$139 | Average$297 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$184 | Average$407 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$249 | Average$437 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$306 | Average$473 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$306 | Average$453 | FlexibilityNo cancel fee | On-time71% |