$98+ Cheap flights from Kentucky to San Francisco (SFO)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SFO
Aug 28 — Sep 41
Round-trip
1 adult, Economy
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Cheapest flights from Kentucky to San FranciscoExplore the most affordable flight options available from Kentucky to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2026.
Explore the most affordable flight options available from Kentucky to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/27. 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
SDF
- SFO
Nonstop5h 22m
Breeze Airways
Fri 10/3011:54 am
SFO
- SDF
Nonstop4h 25m
Breeze Airways
Deal found 7/27![Breeze Airways logo]()
$217
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 10/308:47 am
SDF
- SFO
Nonstop5h 22m
Breeze Airways
Mon 11/211:54 am
SFO
- SDF
Nonstop4h 25m
Breeze Airways
Deal found 7/25![Breeze Airways logo]()
$218
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 8/319:31 am
SDF
- SFO
Nonstop5h 02m
Breeze Airways
Mon 9/712:18 pm
SFO
- SDF
Nonstop4h 30m
Breeze Airways
Deal found 7/25![Breeze Airways logo]()
$227
This Breeze Airways deal was found by Cheapflights users on 7/24. 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 8/289:31 am
SDF
- SFO
Nonstop5h 02m
Breeze Airways
Mon 9/712:18 pm
SFO
- SDF
Nonstop4h 30m
Breeze Airways
Deal found 7/24![Breeze Airways logo]()
$238
This Booking.com deal was found by Cheapflights users on 7/28. 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.
Mon 11/98:47 am
SDF
- SFO
Nonstop5h 22m
Breeze Airways
Fri 11/1311:54 am
SFO
- SDF
Nonstop4h 25m
Breeze Airways
Deal found 7/28![Breeze Airways logo]()
$245
This Breeze Airways deal was found by Cheapflights users on 7/28. 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 10/168:47 am
SDF
- SFO
Nonstop5h 22m
Breeze Airways
Mon 10/2611:54 am
SFO
- SDF
Nonstop4h 25m
Breeze Airways
Deal found 7/28![Breeze Airways logo]()
$248
This Kiwi.com deal was found by Cheapflights users on 7/26. 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 10/226:30 am
TYS
- SFO
2 stops12h 26m
Multiple Airlines
Wed 10/2811:42 am
SFO
- TYS
1 stop29h 57m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 7/24. 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.
Sat 10/246:05 am
CVG
- SFO
1 stop13h 52m
Multiple Airlines
Tue 11/312:46 pm
SFO
- CVG
Nonstop4h 31m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$277
This Breeze Airways deal was found by Cheapflights users on 7/27. 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 9/288:47 am
SDF
- SFO
Nonstop5h 22m
Breeze Airways
Fri 10/211:54 am
SFO
- SDF
Nonstop4h 25m
Breeze Airways
Deal found 7/27![Breeze Airways logo]()
$278
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 10/512:43 pm
CVG
- SFO
1 stop10h 05m
Multiple Airlines
Thu 10/1512:46 pm
SFO
- CVG
Nonstop4h 31m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$278
This Expedia deal was found by Cheapflights users on 7/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/279:54 am
CVG
- SFO
Nonstop5h 08m
Multiple Airlines
Wed 9/210:35 pm
SFO
- CVG
1 stop9h 46m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 7/24. 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.
Sat 8/1512:53 pm
CVG
- SFO
1 stop9h 20m
Multiple Airlines
Wed 8/1911:20 am
SFO
- CVG
1 stop24h 28m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$280
Best flights from Kentucky to San FranciscoDiscover carefully curated flight deals from Kentucky to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2026.
Discover carefully curated flight deals from Kentucky to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2026.
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Sun 8/237:25 am
SDF
- SFO
1 stop7h 49m
United Airlines
Mon 8/315:00 am
SFO
- SDF
1 stop6h 29m
United Airlines
Deal found 7/27![United Airlines logo]()
$282
This Delta deal was found by Cheapflights users on 7/27. 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 10/73:26 pm
SDF
- SFO
1 stop10h 33m
Delta
Sat 10/1010:30 pm
SFO
- SDF
1 stop8h 51m
Delta
Deal found 7/27![Delta logo]()
$287
This Southwest deal was found by Cheapflights users on 7/28. 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 9/43:20 pm
SDF
- SFO
1 stop9h 35m
Southwest
Mon 9/711:05 pm
SFO
- SDF
1 stop10h 05m
Southwest
Deal found 7/28![Southwest logo]()
$292
This American Airlines deal was found by Cheapflights users on 7/27. 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.
Wed 8/266:00 am
TRI
- SFO
1 stop8h 28m
American Airlines
Wed 9/25:30 am
SFO
- TRI
1 stop8h 23m
American Airlines
Deal found 7/27![American Airlines logo]()
$341
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/185:14 pm
BNA
- SFO
1 stop8h 14m
Alaska Airlines
Mon 9/213:25 pm
SFO
- BNA
2 stops12h 12m
Alaska Airlines
Deal found 7/24![Alaska Airlines logo]()
$345
This Breeze Airways deal was found by Cheapflights users on 7/25. 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.
Thu 10/19:36 am
CVG
- SFO
Nonstop5h 25m
Breeze Airways
Thu 10/812:46 pm
SFO
- CVG
Nonstop4h 31m
Breeze Airways
Deal found 7/25![Breeze Airways logo]()
$373
This Delta deal was found by Cheapflights users on 7/27. 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.
Tue 9/224:29 pm
SDF
- SFO
1 stop7h 03m
Delta
Sun 9/2712:05 am
SFO
- SDF
1 stop8h 49m
Delta
Deal found 7/27![Delta logo]()
$287
This Southwest deal was found by Cheapflights users on 7/27. 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 8/1711:05 am
SDF
- SFO
2 stops8h 25m
Southwest
Fri 8/2110:50 am
SFO
- SDF
2 stops9h 15m
Southwest
Deal found 7/27![Southwest logo]()
$297
This Delta deal was found by Cheapflights users on 7/27. 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 10/231:59 pm
SDF
- SFO
1 stop9h 07m
Delta
Fri 10/309:30 pm
SFO
- SDF
1 stop9h 51m
Delta
Deal found 7/27![Delta logo]()
$287
This Southwest deal was found by Cheapflights users on 7/28. 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 8/205:25 am
BNA
- SFO
1 stop9h 35m
Southwest
Wed 8/267:40 am
SFO
- BNA
2 stops10h 25m
Southwest
Deal found 7/28![Southwest logo]()
$305
This American Airlines deal was found by Cheapflights users on 7/24. 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.
Sat 10/106:18 pm
LEX
- SFO
1 stop8h 10m
American Airlines
Sat 10/1710:05 pm
SFO
- LEX
1 stop7h 42m
American Airlines
Deal found 7/24![American Airlines logo]()
$351
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Fri 8/287:30 am
BNA
- SFO
1 stop7h 41m
United Airlines
Wed 9/210:55 am
SFO
- BNA
Nonstop4h 30m
United Airlines
Deal found 7/29![United Airlines logo]()
$354
This Southwest deal was found by Cheapflights users on 7/27. 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 8/227:35 am
BNA
- SFO
2 stops8h 00m
Southwest
Thu 8/2711:05 pm
SFO
- BNA
Nonstop4h 25m
Southwest
Deal found 7/27![Southwest logo]()
$307
This American Airlines deal was found by Cheapflights users on 7/24. 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 9/186:25 am
TRI
- SFO
1 stop7h 33m
American Airlines
Sun 9/275:22 am
SFO
- TRI
1 stop9h 08m
American Airlines
Deal found 7/24![American Airlines logo]()
$379
This Southwest deal was found by Cheapflights users on 7/28. 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 9/47:10 pm
SDF
- SFO
1 stop7h 40m
Southwest
Mon 9/146:00 am
SFO
- SDF
2 stops9h 30m
Southwest
Deal found 7/28![Southwest logo]()
$318
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Wed 9/308:05 am
BNA
- SFO
Nonstop4h 52m
United Airlines
Mon 10/56:25 pm
SFO
- BNA
Nonstop4h 31m
United Airlines
Deal found 7/24![United Airlines logo]()
$392
This Delta deal was found by Cheapflights users on 7/28. 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.
Tue 8/255:22 pm
TYS
- SFO
1 stop7h 25m
Delta
Tue 9/15:36 am
SFO
- TYS
1 stop9h 55m
Delta
Deal found 7/28![Delta logo]()
$363
This Breeze Airways deal was found by Cheapflights users on 7/28. 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.
Thu 10/19:36 am
CVG
- SFO
Nonstop5h 25m
Breeze Airways
Tue 10/1312:46 pm
SFO
- CVG
Nonstop4h 31m
Breeze Airways
Deal found 7/28![Breeze Airways logo]()
$443
This American Airlines deal was found by Cheapflights users on 7/26. 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.
Thu 8/275:23 pm
TRI
- SFO
1 stop8h 47m
American Airlines
Mon 8/315:05 am
SFO
- TRI
1 stop8h 58m
American Airlines
Deal found 7/26![American Airlines logo]()
$379
This Southwest deal was found by Cheapflights users on 7/25. 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 10/17:50 pm
SDF
- SFO
1 stop7h 15m
Southwest
Sun 10/49:25 pm
SFO
- SDF
2 stops9h 45m
Southwest
Deal found 7/25![Southwest logo]()
$318
This Delta deal was found by Cheapflights users on 7/28. 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.
Tue 12/17:10 am
BNA
- SFO
1 stop8h 42m
Delta
Fri 12/49:55 pm
SFO
- BNA
1 stop8h 45m
Delta
Deal found 7/28![Delta logo]()
$364
This United Airlines deal was found by Cheapflights users on 7/24. 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 10/18:05 am
BNA
- SFO
Nonstop4h 52m
United Airlines
Tue 10/65:00 am
SFO
- BNA
1 stop7h 20m
United Airlines
Deal found 7/24![United Airlines logo]()
$402
This Southwest deal was found by Cheapflights users on 7/28. 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 9/17:00 am
CVG
- SFO
2 stops9h 15m
Southwest
Wed 9/28:40 am
SFO
- CVG
2 stops9h 10m
Southwest
Deal found 7/28![Southwest logo]()
$321
This Delta deal was found by Cheapflights users on 7/28. 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.
Tue 9/225:57 pm
LEX
- SFO
1 stop9h 00m
Delta
Mon 4/1211:45 pm
SFO
- LEX
1 stop6h 41m
Delta
Deal found 7/28![Delta logo]()
$365
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Sun 9/138:15 am
BNA
- SFO
Nonstop4h 52m
United Airlines
Sat 9/1910:50 am
SFO
- BNA
Nonstop4h 30m
United Airlines
Deal found 7/28![United Airlines logo]()
$404
This American Airlines deal was found by Cheapflights users on 7/27. 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.
Sat 9/511:06 am
TRI
- SFO
2 stops11h 21m
American Airlines
Sun 9/205:22 am
SFO
- TRI
1 stop7h 19m
American Airlines
Deal found 7/27![American Airlines logo]()
$441
This United Airlines deal was found by Cheapflights users on 7/25. 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.
Mon 10/266:34 pm
BNA
- SFO
1 stop8h 19m
United Airlines
Mon 11/24:25 pm
SFO
- BNA
Nonstop4h 21m
United Airlines
Deal found 7/25![United Airlines logo]()
$407
This Southwest deal was found by Cheapflights users on 7/27. 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 10/156:35 am
SDF
- SFO
2 stops9h 30m
Southwest
Sun 10/182:25 pm
SFO
- SDF
1 stop7h 55m
Southwest
Deal found 7/27![Southwest logo]()
$344
This Delta deal was found by Cheapflights users on 7/28. 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.
Tue 8/188:33 am
CVG
- SFO
2 stops14h 10m
Delta
Fri 8/2812:12 am
SFO
- CVG
1 stop6h 44m
Delta
Deal found 7/28![Delta logo]()
$385
This American Airlines deal was found by Cheapflights users on 7/27. 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 8/1412:30 pm
TRI
- SFO
1 stop9h 48m
American Airlines
Sun 8/165:30 am
SFO
- TRI
1 stop8h 23m
American Airlines
Deal found 7/27![American Airlines logo]()
$459
Last-minute flights from Kentucky to San FranciscoDiscover last-minute flight deals from Kentucky to San Francisco. Data last updated July 29, 2026 and is based on user searches.
Discover last-minute flight deals from Kentucky to San Francisco. Data last updated July 29, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/24. 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.
Sat 8/1512:53 pm
CVG
- SFO
1 stop9h 20m
Multiple Airlines
Wed 8/1911:20 am
SFO
- CVG
1 stop24h 28m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$280
This Kiwi.com deal was found by Cheapflights users on 7/28. 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.
Sun 8/1610:29 pm
CVG
- SFO
1 stop13h 14m
Multiple Airlines
Tue 8/2512:47 pm
SFO
- CVG
Nonstop4h 36m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$277
This Breeze Airways deal was found by Cheapflights users on 7/25. 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 8/179:31 am
SDF
- SFO
Nonstop5h 02m
Breeze Airways
Fri 8/2112:18 pm
SFO
- SDF
Nonstop4h 30m
Breeze Airways
Deal found 7/25![Breeze Airways logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 7/24. 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.
Wed 8/1912:26 pm
CVG
- SFO
1 stop9h 37m
Frontier
Tue 8/258:56 pm
SFO
- CVG
1 stop20h 19m
Frontier
Deal found 7/24![Frontier logo]()
$281
This Frontier deal was found by Cheapflights users on 7/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1912:26 pm
CVG
- SFO
1 stop9h 37m
Frontier
Mon 8/246:00 am
SFO
- CVG
1 stop10h 25m
Frontier
Deal found 7/26![Frontier logo]()
$282
This Frontier deal was found by Cheapflights users on 7/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/218:30 pm
CVG
- SFO
1 stop6h 48m
Frontier
Wed 8/266:00 am
SFO
- CVG
1 stop10h 25m
Frontier
Deal found 7/26![Frontier logo]()
$283
This Frontier deal was found by Cheapflights users on 7/27. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/218:30 pm
CVG
- SFO
1 stop6h 48m
Frontier
Fri 8/286:00 am
SFO
- CVG
1 stop10h 25m
Frontier
Deal found 7/27![Frontier logo]()
$284
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Sun 8/237:25 am
SDF
- SFO
1 stop7h 49m
United Airlines
Sun 8/305:00 am
SFO
- SDF
1 stop6h 29m
United Airlines
Deal found 7/27![United Airlines logo]()
$282
This Expedia deal was found by Cheapflights users on 7/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/279:54 am
CVG
- SFO
Nonstop5h 08m
Multiple Airlines
Wed 9/210:35 pm
SFO
- CVG
1 stop9h 46m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$279
This Expedia deal was found by Cheapflights users on 7/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/279:54 am
CVG
- SFO
Nonstop5h 08m
Multiple Airlines
Wed 9/212:29 am
SFO
- CVG
1 stop13h 26m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$285
This Breeze Airways deal was found by Cheapflights users on 7/24. 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 8/289:31 am
SDF
- SFO
Nonstop5h 02m
Breeze Airways
Mon 9/712:18 pm
SFO
- SDF
Nonstop4h 30m
Breeze Airways
Deal found 7/24![Breeze Airways logo]()
$238
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 8/319:31 am
SDF
- SFO
Nonstop5h 02m
Breeze Airways
Mon 9/712:18 pm
SFO
- SDF
Nonstop4h 30m
Breeze Airways
Deal found 7/25![Breeze Airways logo]()
$227
One-way flights from Kentucky to San FranciscoSearch for one-way flight options from Kentucky to San Francisco. Find affordable one-way fares based on user searches. Data last updated July 29, 2026.
Search for one-way flight options from Kentucky to San Francisco. Find affordable one-way fares based on user searches. Data last updated July 29, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 8/289:31 am
SDF
- SFO
Nonstop5h 02m
Breeze Airways
Deal found 7/27![Breeze Airways logo]()
$98
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 9/216:30 pm
BNA
- SFO
2 stops17h 52m
Frontier
Deal found 7/24![Frontier logo]()
$108
This Kiwi.com deal was found by Cheapflights users on 7/28. 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.
Wed 8/2612:55 pm
BNA
- SFO
2 stops33h 45m
Frontier
Deal found 7/28![Frontier logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 7/28. 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.
Tue 10/277:42 pm
BNA
- SFO
2 stops43h 30m
Frontier
Deal found 7/28![Frontier logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 10/267:42 pm
BNA
- SFO
2 stops27h 36m
Frontier
Deal found 7/27![Frontier logo]()
$114
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 8/3112:55 pm
BNA
- SFO
2 stops33h 51m
Frontier
Deal found 7/29![Frontier logo]()
$116
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 9/148:32 pm
BNA
- SFO
2 stops39h 50m
Frontier
Deal found 7/29![Frontier logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 7/26. 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 8/2412:55 pm
BNA
- SFO
2 stops33h 45m
Frontier
Deal found 7/26![Frontier logo]()
$119
This Kiwi.com deal was found by Cheapflights users on 7/25. 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.
Tue 9/223:14 pm
BNA
- SFO
2 stops21h 08m
Frontier
Deal found 7/25![Frontier logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 7/25. 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.
Tue 8/2512:55 pm
BNA
- SFO
2 stops33h 45m
Frontier
Deal found 7/25![Frontier logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 7/26. 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 10/1610:03 pm
TYS
- SFO
1 stop13h 20m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 7/27. 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.
Sun 8/237:00 am
TYS
- SFO
2 stops40h 40m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$131
Find flight deals from Kentucky to San Francisco
Keep the following information in mind while searching for Kentucky to San Francisco flight deals. Data was last updated July 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $217 (Kiwi.com) |
One-way from | $98 (Kiwi.com) |
Popular in | March |
Cheapest in | September |
Average price | $436 |
Good round-trip deal | $297 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Kentucky 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 2,558,603 searches. Data last updated July 29, 2026.
Use the filters below to find and compare flights from Kentucky to San Francisco that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
LouisvilleSan Francisco
SDF - SFO
SDFSFO
Louisville Intl
Sun 8/23
7:25 am-12:14 pm
1 stop7h 49m
San Francisco
Mon 8/31
5:00 am-2:29 pm
1 stop6h 29m
$282
LouisvilleSan Francisco
SDF - SFO
SDFSFO
Louisville Intl
Wed 10/7
3:26 pm-10:59 pm
1 stop10h 33m
San Francisco
Sat 10/10
10:30 pm-10:21 am
1 stop8h 51m
$287
LouisvilleSan Francisco
SDF - SFO
SDFSFO
Louisville Intl
Tue 9/22
4:29 pm-8:32 pm
1 stop7h 03m
San Francisco
Sun 9/27
12:05 am-11:54 am
1 stop8h 49m
$287
LouisvilleSan Francisco
SDF - SFO
SDFSFO
Louisville Intl
Fri 10/23
1:59 pm-8:06 pm
1 stop9h 07m
San Francisco
Fri 10/30
9:30 pm-10:21 am
1 stop9h 51m
$287
LouisvilleSan Francisco
SDF - SFO
SDFSFO
Louisville Intl
Fri 9/4
3:20 pm-9:55 pm
1 stop9h 35m
San Francisco
Mon 9/7
11:05 pm-12:10 pm
1 stop10h 05m
$292
LouisvilleSan Francisco
SDF - SFO
SDFSFO
Louisville Intl
Mon 8/17
11:05 am-4:30 pm
2 stops8h 25m
San Francisco
Fri 8/21
10:50 am-11:05 pm
2 stops9h 15m
$297
NashvilleSan Francisco
BNA - SFO
BNASFO
Nashville Intl
Thu 8/20
5:25 am-1:00 pm
1 stop9h 35m
San Francisco
Wed 8/26
7:40 am-8:05 pm
2 stops10h 25m
$305
NashvilleSan Francisco
BNA - SFO
BNASFO
Nashville Intl
Sat 8/22
7:35 am-1:35 pm
2 stops8h 00m
San Francisco
Thu 8/27
11:05 pm-5:30 am
Nonstop4h 25m
$307
LouisvilleSan Francisco
SDF - SFO
SDFSFO
Louisville Intl
Fri 9/4
7:10 pm-11:50 pm
1 stop7h 40m
San Francisco
Mon 9/14
6:00 am-6:30 pm
2 stops9h 30m
$318
LouisvilleSan Francisco
SDF - SFO
SDFSFO
Louisville Intl
Thu 10/1
7:50 pm-12:05 am
1 stop7h 15m
San Francisco
Sun 10/4
9:25 pm-10:10 am
2 stops9h 45m
$318
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Kentucky to San Francisco
Have a flexible travel schedule? Discover the best time to fly to San Francisco from Kentucky with our price prediction graph.
SDF-SFO
TRI-SFO
TYS-SFO
BNA-SFO
CVG-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 Kentucky to San Francisco
USKY-SFO
SDF-SFO
TRI-SFO
TYS-SFO
BNA-SFO
What is the cheapest month to book a flight from Kentucky to San Francisco?
Currently, September is the cheapest month in which you can book a flight from Kentucky to San Francisco (average of $322). Flying from Kentucky to San Francisco in March is currently the most expensive (average of $475). 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 KY to SFO?
Find hourly flight availability from Kentucky 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 July 29, 2026.
When flying from Kentucky 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.
How much does it cost to fly round-trip from Kentucky to San Francisco?
Airfare is below average for this route at the moment.
Kentucky to San Francisco flights typically cost between $278 and $437 in October.The cheapest round-trip price found within the last 5 days was $217 on Breeze Airways (Oct 23-Oct 30).
How far ahead should I book a flight from Kentucky to San Francisco?
The best time to book flights from Kentucky 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.
Related info for your journey
Find useful and relevant information for your journey from Kentucky 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
Fairfield
Emeryville
Roseville
Burlingame
Rancho Cordova
San Bruno
Cupertino
Newark
Hayward
San Ramon
Redwood City
San Carlos
Turlock
Vallejo
San Lorenzo
Davis
Vacaville
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Kentucky to San Francisco
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Complete your trip
Complete your trip to San Francisco by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Kentucky to San Francisco by cabin class
Find flights from Kentucky to San Francisco, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Kentucky and San Francisco flights
Browse other Kentucky and San Francisco flight options. Last updated on July 29, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Francisco
Explore flights to San Francisco departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 29, 2026.
Kentucky to San Francisco flights
Consider these flights traveling from Kentucky to San Francisco.
Top 5 airlines flying from Kentucky to San Francisco
Discover the top 5 airlines that operate flights from Kentucky 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 2,558,603 searches. Data last updated July 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$139 | Average$294 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$168 | Average$426 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$304 | Average$447 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$306 | Average$515 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$350 | Average$477 | FlexibilityNo cancel fee | On-time63% |