$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 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SFO
Sep 11 — Sep 181
Round-trip
1 adult, Economy
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Find cheap flights from Kentucky 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
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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.Cheap flight deals from Kentucky to San Francisco
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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 August 12, 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 August 12, 2026.
This Southwest deal was found by Cheapflights users on 8/10. 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.
Thu 11/125:05 am -
1 stop6h 55m
Mon 11/1611:35 pm -
1 stop7h 55m
Deal found 8/10![Southwest logo]()
$204
This Kiwi.com deal was found by Cheapflights users on 8/8. 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.
Mon 8/319:31 am -
Nonstop5h 02m
Fri 9/2511:54 am -
Nonstop4h 25m
Deal found 8/8![Breeze Airways logo]()
$207
This Southwest deal was found by Cheapflights users on 8/10. 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.
Wed 9/231:15 pm -
1 stop11h 55m
Wed 9/3011:40 pm -
1 stop7h 30m
Deal found 8/10![Southwest logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 10/308:47 am -
Nonstop5h 22m
Fri 11/611:54 am -
Nonstop4h 25m
Deal found 8/11![Breeze Airways logo]()
$217
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 10/308:47 am -
Nonstop5h 22m
Mon 11/211:54 am -
Nonstop4h 25m
Deal found 8/7![Breeze Airways logo]()
$218
This Kiwi.com deal was found by Cheapflights users on 8/10. 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.
Fri 11/138:47 am -
Nonstop5h 22m
Mon 11/1611:54 am -
Nonstop4h 25m
Deal found 8/10![Breeze Airways logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 8/8. 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.
Mon 8/249:31 am -
Nonstop5h 02m
Fri 8/2812:18 pm -
Nonstop4h 30m
Deal found 8/8![Breeze Airways logo]()
$228
This Southwest deal was found by Cheapflights users on 8/10. 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.
Mon 10/197:50 pm -
1 stop7h 15m
Fri 10/235:35 am -
1 stop6h 25m
Deal found 8/10![Southwest logo]()
$230
This Southwest deal was found by Cheapflights users on 8/10. 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 12/16:50 am -
1 stop7h 20m
Tue 12/157:00 am -
1 stop7h 10m
Deal found 8/10![Southwest logo]()
$232
This Breeze Airways deal was found by Cheapflights users on 8/7. 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.
Mon 8/179:31 am -
Nonstop5h 02m
Fri 8/2112:18 pm -
Nonstop4h 30m
Deal found 8/7![Breeze Airways logo]()
$233
This Southwest deal was found by Cheapflights users on 8/9. 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 9/54:45 pm -
1 stop6h 55m
Fri 9/116:00 am -
2 stops9h 30m
Deal found 8/9![Southwest logo]()
$235
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Sat 9/127:15 am -
1 stop7h 24m
Tue 9/156:00 am -
1 stop7h 58m
Deal found 8/11![United Airlines logo]()
$257
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 August 12, 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 August 12, 2026.
This Southwest deal was found by Cheapflights users on 8/11. 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.
Wed 9/161:15 pm -
1 stop11h 55m
Tue 9/2211:40 pm -
1 stop8h 40m
Deal found 8/11![Southwest logo]()
$210
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Tue 9/227:20 pm -
1 stop8h 39m
Sat 9/2611:30 pm -
1 stop7h 15m
Deal found 8/11![United Airlines logo]()
$257
This Delta deal was found by Cheapflights users on 8/8. 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 8/285:25 pm -
1 stop7h 22m
Wed 9/26:13 am -
1 stop6h 37m
Deal found 8/8![Delta logo]()
$307
This American Airlines deal was found by Cheapflights users on 8/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:25 am -
2 stops10h 30m
Sat 9/266:12 am -
1 stop7h 20m
Deal found 8/7![American Airlines logo]()
$422
This Alaska Airlines deal was found by Cheapflights users on 8/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/245:34 am -
2 stops12h 11m
Sat 9/2610:32 am -
2 stops10h 20m
Deal found 8/11![Alaska Airlines logo]()
$427
This Southwest deal was found by Cheapflights users on 8/10. 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 9/221:15 pm -
1 stop11h 40m
Thu 9/247:00 am -
1 stop13h 10m
Deal found 8/10![Southwest logo]()
$243
This Southwest deal was found by Cheapflights users on 8/11. 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 8/283:20 pm -
2 stops9h 10m
Mon 8/3111:05 pm -
1 stop10h 05m
Deal found 8/11![Southwest logo]()
$267
This United Airlines deal was found by Cheapflights users on 8/7. 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.
Sun 9/612:33 pm -
1 stop9h 16m
Sun 9/135:00 am -
1 stop6h 29m
Deal found 8/7![United Airlines logo]()
$302
This Delta deal was found by Cheapflights users on 8/9. 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 12/91:01 pm -
1 stop8h 47m
Mon 12/1410:59 pm -
1 stop8h 00m
Deal found 8/9![Delta logo]()
$307
This Southwest deal was found by Cheapflights users on 8/11. 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 10/298:20 am -
1 stop9h 15m
Tue 11/106:10 am -
1 stop6h 20m
Deal found 8/11![Southwest logo]()
$277
This Delta deal was found by Cheapflights users on 8/8. 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.
Tue 10/135:59 pm -
1 stop8h 57m
Mon 10/1910:30 pm -
1 stop8h 51m
Deal found 8/8![Delta logo]()
$307
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Thu 9/36:00 am -
1 stop8h 12m
Mon 9/711:30 pm -
1 stop7h 04m
Deal found 8/8![United Airlines logo]()
$307
This Southwest deal was found by Cheapflights users on 8/11. 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.
Mon 11/27:25 pm -
1 stop6h 55m
Tue 11/106:10 am -
1 stop6h 20m
Deal found 8/11![Southwest logo]()
$278
This Delta deal was found by Cheapflights users on 8/11. 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.
Tue 9/296:30 am -
1 stop9h 36m
Sun 10/49:55 pm -
1 stop7h 56m
Deal found 8/11![Delta logo]()
$318
This American Airlines deal was found by Cheapflights users on 8/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1512:25 pm -
1 stop8h 52m
Sat 9/199:00 am -
1 stop6h 29m
Deal found 8/9![American Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Mon 11/98:00 am -
2 stops11h 35m
Sat 11/145:00 am -
1 stop6h 22m
Deal found 8/11![United Airlines logo]()
$356
This Southwest deal was found by Cheapflights users on 8/10. 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.
Sat 9/56:50 am -
1 stop12h 00m
Mon 9/1411:40 pm -
2 stops9h 25m
Deal found 8/10![Southwest logo]()
$295
This Delta deal was found by Cheapflights users on 8/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/247:05 am -
1 stop7h 25m
Thu 12/317:00 am -
1 stop8h 41m
Deal found 8/6![Delta logo]()
$357
This United Airlines deal was found by Cheapflights users on 8/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/67:00 am -
1 stop7h 20m
Fri 9/1111:59 pm -
1 stop8h 35m
Deal found 8/10![United Airlines logo]()
$363
This American Airlines deal was found by Cheapflights users on 8/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/245:31 pm -
1 stop8h 57m
Sun 9/275:22 am -
1 stop9h 08m
Deal found 8/11![American Airlines logo]()
$449
This Southwest deal was found by Cheapflights users on 8/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/51:15 pm -
Nonstop4h 35m
Fri 9/117:55 pm -
1 stop7h 20m
Deal found 8/6![Southwest logo]()
$307
This Alaska Airlines deal was found by Cheapflights users on 8/9. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:00 am -
2 stops13h 23m
Sun 9/277:22 pm -
1 stop8h 15m
Deal found 8/9![Alaska Airlines logo]()
$523
This Delta deal was found by Cheapflights users on 8/11. 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.
Thu 9/105:13 pm -
1 stop9h 44m
Sat 9/199:55 pm -
1 stop8h 38m
Deal found 8/11![Delta logo]()
$360
This United Airlines deal was found by Cheapflights users on 8/7. 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 9/32:54 pm -
Nonstop4h 54m
Mon 9/710:35 pm -
1 stop8h 15m
Deal found 8/7![United Airlines logo]()
$370
This American Airlines deal was found by Cheapflights users on 8/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:06 pm -
1 stop7h 34m
Sun 9/1311:03 pm -
1 stop7h 39m
Deal found 8/9![American Airlines logo]()
$449
This Southwest deal was found by Cheapflights users on 8/11. 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.
Tue 11/106:55 am -
2 stops8h 55m
Tue 11/177:00 am -
2 stops8h 50m
Deal found 8/11![Southwest logo]()
$327
This Delta deal was found by Cheapflights users on 8/11. 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.
Mon 10/197:19 pm -
1 stop7h 37m
Sat 10/3110:59 pm -
1 stop8h 27m
Deal found 8/11![Delta logo]()
$360
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Fri 10/232:27 pm -
1 stop8h 47m
Mon 10/264:25 pm -
Nonstop4h 21m
Deal found 8/11![United Airlines logo]()
$375
This American Airlines deal was found by Cheapflights users on 8/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/257:00 am -
2 stops9h 12m
Sat 8/2911:40 pm -
1 stop8h 01m
Deal found 8/9![American Airlines logo]()
$463
This Southwest deal was found by Cheapflights users on 8/10. 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.
Thu 10/297:05 am -
2 stops9h 20m
Wed 11/47:00 am -
2 stops8h 50m
Deal found 8/10![Southwest logo]()
$329
Last-minute flights from Kentucky to San FranciscoDiscover last-minute flight deals from Kentucky to San Francisco. Data last updated August 12, 2026 and is based on user searches.
Discover last-minute flight deals from Kentucky to San Francisco. Data last updated August 12, 2026 and is based on user searches.
This Breeze Airways deal was found by Cheapflights users on 8/7. 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.
Mon 8/179:31 am -
Nonstop5h 02m
Fri 8/2112:18 pm -
Nonstop4h 30m
Deal found 8/7![Breeze Airways logo]()
$233
This Breeze Airways deal was found by Cheapflights users on 8/8. 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 8/219:31 am -
Nonstop5h 02m
Mon 8/2412:18 pm -
Nonstop4h 30m
Deal found 8/8![Breeze Airways logo]()
$248
This Kiwi.com deal was found by Cheapflights users on 8/8. 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.
Mon 8/249:31 am -
Nonstop5h 02m
Fri 8/2812:18 pm -
Nonstop4h 30m
Deal found 8/8![Breeze Airways logo]()
$228
This Kiwi.com deal was found by Cheapflights users on 8/8. 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.
Mon 8/249:31 am -
Nonstop5h 02m
Mon 8/3112:18 pm -
Nonstop4h 30m
Deal found 8/8![Breeze Airways logo]()
$247
This Kiwi.com deal was found by Cheapflights users on 8/10. 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.
Tue 8/259:54 am -
Nonstop5h 08m
Tue 9/112:47 pm -
Nonstop4h 36m
Deal found 8/10![Breeze Airways logo]()
$277
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 8/289:31 am -
Nonstop5h 02m
Mon 8/3112:18 pm -
Nonstop4h 30m
Deal found 8/11![Breeze Airways logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 8/8. 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.
Mon 8/319:31 am -
Nonstop5h 02m
Fri 9/2511:54 am -
Nonstop4h 25m
Deal found 8/8![Breeze Airways logo]()
$207
This Southwest deal was found by Cheapflights users on 8/9. 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 9/54:45 pm -
1 stop6h 55m
Fri 9/1111:40 pm -
1 stop7h 30m
Deal found 8/9![Southwest logo]()
$230
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Sat 9/127:15 am -
1 stop7h 24m
Tue 9/156:00 am -
1 stop7h 58m
Deal found 8/11![United Airlines logo]()
$257
This Southwest deal was found by Cheapflights users on 8/10. 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.
Wed 9/231:15 pm -
1 stop11h 55m
Wed 9/3011:40 pm -
1 stop7h 30m
Deal found 8/10![Southwest logo]()
$210
This Frontier deal was found by Cheapflights users on 8/11. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/255:16 pm -
1 stop9h 58m
Mon 9/2810:05 pm -
1 stop10h 33m
Deal found 8/11![Frontier logo]()
$278
This Southwest deal was found by Cheapflights users on 8/11. 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.
Sat 9/263:55 pm -
1 stop8h 35m
Wed 9/3011:40 pm -
1 stop7h 30m
Deal found 8/11![Southwest logo]()
$204
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 August 12, 2026.
Search for one-way flight options from Kentucky to San Francisco. Find affordable one-way fares based on user searches. Data last updated August 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 8/319:31 am -
Nonstop5h 02m
Deal found 8/9![Breeze Airways logo]()
$98
This Southwest deal was found by Cheapflights users on 8/9. 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.
Tue 9/15:30 am -
1 stop9h 05m
Deal found 8/9![Southwest logo]()
$102
This Kissandfly.com deal was found by Cheapflights users on 8/10. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/179:31 am -
Nonstop5h 02m
Deal found 8/10![Breeze Airways logo]()
$114
This Kiwi.com deal was found by Cheapflights users on 8/10. 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.
Fri 9/113:14 pm -
2 stops21h 08m
Deal found 8/10![Frontier logo]()
$116
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 11/97:42 pm -
2 stops48h 40m
Deal found 8/10![Frontier logo]()
$117
This Kiwi.com deal was found by Cheapflights users on 8/8. 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.
Mon 10/198:47 am -
Nonstop5h 22m
Deal found 8/8![Breeze Airways logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 9/118:47 am -
Nonstop5h 22m
Deal found 8/9![Breeze Airways logo]()
$119
This Frontier deal was found by Cheapflights users on 8/7. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/512:55 pm -
1 stop7h 50m
Deal found 8/7![Frontier logo]()
$119
This Super.com deal was found by Cheapflights users on 8/7. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/123:14 pm -
1 stop21h 33m
Deal found 8/7![Frontier logo]()
$123
This Frontier deal was found by Cheapflights users on 8/7. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/93:14 pm -
1 stop11h 00m
Deal found 8/7![Frontier logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 8/10. 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.
Thu 9/101:49 pm -
1 stop20h 25m
Deal found 8/10![Frontier logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 8/249:31 am -
Nonstop5h 02m
Deal found 8/10![Breeze Airways logo]()
$128
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 August 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $204 (Southwest) |
One-way from | $98 (Kiwi.com) |
Popular in | March |
Cheapest in | September |
Average price | $353 |
Good round-trip deal | $218 or less |
Good one-way deal | $119 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 August 12, 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 Louisville Intl - SFO San Francisco
SDFSFO
Louisville Intl
Wed 9/16
1:15 pm-10:10 pm
1 stop11h 55m
San Francisco
Tue 9/22
11:40 pm-11:20 am
1 stop8h 40m
$210
LouisvilleSan Francisco
SDF Louisville Intl - SFO San Francisco
SDFSFO
Louisville Intl
Tue 9/22
1:15 pm-9:55 pm
1 stop11h 40m
San Francisco
Thu 9/24
7:00 am-11:10 pm
1 stop13h 10m
$243
KnoxvilleSan Francisco
TYS Knoxville McGhee Tyson - SFO San Francisco
TYSSFO
Knoxville McGhee Tyson
Tue 9/22
7:20 pm-12:59 am
1 stop8h 39m
San Francisco
Sat 9/26
11:30 pm-9:45 am
1 stop7h 15m
$257
LouisvilleSan Francisco
SDF Louisville Intl - SFO San Francisco
SDFSFO
Louisville Intl
Fri 8/28
3:20 pm-9:30 pm
2 stops9h 10m
San Francisco
Mon 8/31
11:05 pm-12:10 pm
1 stop10h 05m
$267
KnoxvilleSan Francisco
TYS Knoxville McGhee Tyson - SFO San Francisco
TYSSFO
Knoxville McGhee Tyson
Thu 10/29
8:20 am-2:35 pm
1 stop9h 15m
San Francisco
Tue 11/10
6:10 am-3:30 pm
1 stop6h 20m
$277
KnoxvilleSan Francisco
TYS Knoxville McGhee Tyson - SFO San Francisco
TYSSFO
Knoxville McGhee Tyson
Mon 11/2
7:25 pm-11:20 pm
1 stop6h 55m
San Francisco
Tue 11/10
6:10 am-3:30 pm
1 stop6h 20m
$278
KnoxvilleSan Francisco
TYS Knoxville McGhee Tyson - SFO San Francisco
TYSSFO
Knoxville McGhee Tyson
Sat 9/5
6:50 am-3:50 pm
1 stop12h 00m
San Francisco
Mon 9/14
11:40 pm-12:05 pm
2 stops9h 25m
$295
LouisvilleSan Francisco
SDF Louisville Intl - SFO San Francisco
SDFSFO
Louisville Intl
Sun 9/6
12:33 pm-6:49 pm
1 stop9h 16m
San Francisco
Sun 9/13
5:00 am-2:29 pm
1 stop6h 29m
$302
LouisvilleSan Francisco
SDF Louisville Intl - SFO San Francisco
SDFSFO
Louisville Intl
Fri 8/28
5:25 pm-9:47 pm
1 stop7h 22m
San Francisco
Wed 9/2
6:13 am-3:50 pm
1 stop6h 37m
$307
LouisvilleSan Francisco
SDF Louisville Intl - SFO San Francisco
SDFSFO
Louisville Intl
Wed 12/9
1:01 pm-6:48 pm
1 stop8h 47m
San Francisco
Mon 12/14
10:59 pm-9:59 am
1 stop8h 00m
$307
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
TYS-SFO
CVG-SFO
TRI-SFO
EVV-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
TYS-SFO
CVG-SFO
TRI-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 $331). 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 August 12, 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 November.The cheapest round-trip price found within the last 5 days was $204 on Southwest (Nov 12-Nov 16).
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
Walnut Creek
San Bruno
Fairfield
Emeryville
Roseville
Burlingame
Rancho Cordova
Vallejo
Cupertino
Newark
Hayward
San Ramon
Redwood City
San Carlos
Manteca
Turlock
San Lorenzo
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 August 12, 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 August 12, 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 August 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$136 | Average$296 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$168 | Average$426 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$278 | Average$515 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$304 | Average$449 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$350 | Average$477 | FlexibilityNo cancel fee | On-time63% |