$81+ Cheap flights from Kentucky to San Diego (SAN)
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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SAN
Sep 24 — Oct 11
Round-trip
1 adult, Economy
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Find cheap flights from Kentucky to San Diego 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.Cheap flight deals from Kentucky to San Diego
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Cheapest flights from Kentucky to San DiegoExplore the most affordable flight options available from Kentucky to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 25, 2026.
Explore the most affordable flight options available from Kentucky to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 10/63:14 pm -
1 stop10h 37m
Tue 10/204:53 pm -
1 stop19h 26m
Deal found 8/19![Frontier logo]()
$160
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 9/123:14 pm -
1 stop10h 37m
Tue 9/154:54 pm -
1 stop19h 24m
Deal found 8/23![Frontier logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 10/191:04 pm -
1 stop28h 54m
Mon 10/264:53 pm -
1 stop19h 23m
Deal found 8/19![Frontier logo]()
$179
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 -
1 stop21h 27m
Mon 9/216:25 am -
1 stop9h 10m
Deal found 8/23![Frontier logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 9/143:14 pm -
1 stop10h 37m
Tue 9/154:54 pm -
1 stop19h 24m
Deal found 8/23![Frontier logo]()
$181
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 -
1 stop21h 27m
Fri 9/184:54 pm -
1 stop19h 24m
Deal found 8/22![Frontier logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 9/188:32 pm -
1 stop21h 26m
Mon 9/214:54 pm -
1 stop19h 24m
Deal found 8/23![Frontier logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 10/13:14 pm -
1 stop10h 37m
Mon 10/54:54 pm -
1 stop19h 24m
Deal found 8/21![Frontier logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:30 am -
1 stop12h 38m
Sat 11/144:53 pm -
1 stop17h 26m
Deal found 8/21![Multiple Airlines logo]()
$221
This American Airlines deal was found by Cheapflights users on 8/23. 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 10/216:18 pm -
1 stop8h 20m
Tue 10/2710:56 pm -
1 stop8h 48m
Deal found 8/23![American Airlines logo]()
$267
This United Airlines deal was found by Cheapflights users on 8/20. 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 9/199:15 am -
1 stop6h 46m
Sat 9/266:15 am -
2 stops11h 13m
Deal found 8/20![United Airlines logo]()
$272
This Delta deal was found by Cheapflights users on 8/21. 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 9/51:06 pm -
1 stop9h 29m
Sun 9/66:15 am -
1 stop8h 06m
Deal found 8/21![Delta logo]()
$277
Best flights from Kentucky to San DiegoDiscover carefully curated flight deals from Kentucky to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 25, 2026.
Discover carefully curated flight deals from Kentucky to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 25, 2026.
This United Airlines deal was found by Cheapflights users on 8/23. 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 11/269:00 am -
1 stop8h 55m
Wed 12/22:26 pm -
1 stop6h 18m
Deal found 8/23![United Airlines logo]()
$313
This Southwest deal was found by Cheapflights users on 8/20. 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 11/129:50 pm -
Nonstop4h 30m
Mon 11/163:40 pm -
Nonstop3h 45m
Deal found 8/20![Southwest logo]()
$317
This Delta deal was found by Cheapflights users on 8/20. 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 9/154:29 pm -
1 stop7h 08m
Sat 9/196:15 am -
1 stop7h 29m
Deal found 8/20![Delta logo]()
$321
This Breeze Airways deal was found by Cheapflights users on 8/22. 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 9/1110:15 am -
Nonstop4h 45m
Mon 9/2112:45 pm -
Nonstop4h 15m
Deal found 8/22![Breeze Airways logo]()
$338
This American Airlines deal was found by Cheapflights users on 8/20. 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 11/62:38 pm -
1 stop9h 48m
Tue 11/106:15 am -
1 stop6h 41m
Deal found 8/20![American Airlines logo]()
$359
This Alaska Airlines deal was found by Cheapflights users on 8/23. 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.
Sat 9/267:00 am -
2 stops15h 19m
Tue 9/298:05 am -
2 stops13h 54m
Deal found 8/23![Alaska Airlines logo]()
$387
This Southwest deal was found by Cheapflights users on 8/21. 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 9/166:35 pm -
Nonstop4h 15m
Sat 9/2610:40 pm -
Nonstop3h 55m
Deal found 8/21![Southwest logo]()
$317
This Delta deal was found by Cheapflights users on 8/23. 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 11/237:00 am -
1 stop8h 12m
Wed 12/212:31 pm -
1 stop7h 31m
Deal found 8/23![Delta logo]()
$321
This Breeze Airways deal was found by Cheapflights users on 8/23. 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.
Sun 8/309:52 am -
Nonstop4h 47m
Sun 9/612:24 pm -
Nonstop4h 31m
Deal found 8/23![Breeze Airways logo]()
$348
This Southwest deal was found by Cheapflights users on 8/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/98:15 am -
1 stop6h 50m
Wed 9/910:40 pm -
1 stop8h 45m
Deal found 8/24![Southwest logo]()
$321
This United Airlines deal was found by Cheapflights users on 8/23. 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 11/235:10 am -
1 stop7h 17m
Wed 12/26:45 am -
2 stops8h 27m
Deal found 8/23![United Airlines logo]()
$367
This Delta deal was found by Cheapflights users on 8/22. 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 9/118:05 am -
1 stop9h 04m
Mon 9/217:53 pm -
1 stop7h 35m
Deal found 8/22![Delta logo]()
$337
This Southwest deal was found by Cheapflights users on 8/21. 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 11/99:50 pm -
Nonstop4h 30m
Thu 11/121:05 pm -
1 stop6h 35m
Deal found 8/21![Southwest logo]()
$327
This United Airlines deal was found by Cheapflights users on 8/24. 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 9/235:57 pm -
1 stop7h 13m
Sat 9/262:07 pm -
1 stop6h 48m
Deal found 8/24![United Airlines logo]()
$367
This Delta deal was found by Cheapflights users on 8/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:00 am -
1 stop8h 13m
Sun 11/810:25 pm -
1 stop8h 03m
Deal found 8/24![Delta logo]()
$359
This Southwest deal was found by Cheapflights users on 8/20. 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 9/226:25 am -
1 stop6h 10m
Wed 9/3010:40 pm -
Nonstop3h 55m
Deal found 8/20![Southwest logo]()
$327
This Breeze Airways deal was found by Cheapflights users on 8/22. 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 9/39:52 am -
Nonstop4h 47m
Sun 9/612:24 pm -
Nonstop4h 31m
Deal found 8/22![Breeze Airways logo]()
$398
This United Airlines deal was found by Cheapflights users on 8/21. 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 9/225:57 pm -
1 stop7h 13m
Sat 9/2610:30 pm -
1 stop7h 58m
Deal found 8/21![United Airlines logo]()
$367
This Southwest deal was found by Cheapflights users on 8/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/97:50 pm -
1 stop6h 55m
Mon 10/1210:40 pm -
1 stop8h 25m
Deal found 8/24![Southwest logo]()
$334
This American Airlines deal was found by Cheapflights users on 8/24. 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 10/315:22 pm -
1 stop7h 24m
Sun 11/812:28 pm -
1 stop7h 06m
Deal found 8/24![American Airlines logo]()
$510
This United Airlines deal was found by Cheapflights users on 8/20. 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 9/161:53 pm -
2 stops9h 09m
Sun 9/206:30 am -
1 stop6h 24m
Deal found 8/20![United Airlines logo]()
$393
This Delta deal was found by Cheapflights users on 8/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2710:28 am -
1 stop6h 52m
Mon 11/96:47 pm -
2 stops12h 25m
Deal found 8/24![Delta logo]()
$396
This Southwest deal was found by Cheapflights users on 8/20. 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 10/267:25 pm -
1 stop8h 05m
Thu 10/297:20 am -
1 stop8h 30m
Deal found 8/20![Southwest logo]()
$348
This American Airlines deal was found by Cheapflights users on 8/22. 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 9/66:25 pm -
1 stop7h 22m
Thu 9/106:15 am -
1 stop8h 08m
Deal found 8/22![American Airlines logo]()
$524
This Delta deal was found by Cheapflights users on 8/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/46:35 am -
1 stop30h 34m
Sat 10/1010:25 pm -
1 stop7h 29m
Deal found 8/24![Delta logo]()
$417
This United Airlines deal was found by Cheapflights users on 8/24. 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.
Sat 10/317:10 am -
1 stop7h 17m
Fri 11/67:41 pm -
2 stops14h 32m
Deal found 8/24![United Airlines logo]()
$418
This Southwest deal was found by Cheapflights users on 8/19. 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 10/28:10 am -
1 stop6h 35m
Sat 10/1010:40 pm -
Nonstop3h 50m
Deal found 8/19![Southwest logo]()
$349
This American Airlines deal was found by Cheapflights users on 8/24. 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.
Wed 9/96:39 am -
1 stop8h 21m
Sun 9/133:05 pm -
1 stop6h 24m
Deal found 8/24![American Airlines logo]()
$524
This United Airlines deal was found by Cheapflights users on 8/20. 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 10/610:42 am -
2 stops13h 03m
Tue 10/2010:11 am -
1 stop8h 44m
Deal found 8/20![United Airlines logo]()
$418
This KAYAK deal was found by Cheapflights users on 8/21. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:00 am -
1 stop9h 25m
Fri 9/2510:20 pm -
1 stop8h 24m
Deal found 8/21![Delta logo]()
$421
Last-minute flights from Kentucky to San DiegoDiscover last-minute flight deals from Kentucky to San Diego. Data last updated August 25, 2026 and is based on user searches.
Discover last-minute flight deals from Kentucky to San Diego. Data last updated August 25, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/21. 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 9/51:06 pm -
1 stop9h 29m
Sun 9/66:15 am -
1 stop8h 06m
Deal found 8/21![Delta logo]()
$277
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 -
1 stop26h 44m
Mon 9/146:25 am -
1 stop11h 12m
Deal found 8/22![Frontier logo]()
$197
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 9/118:32 pm -
1 stop21h 26m
Mon 9/214:54 pm -
1 stop19h 24m
Deal found 8/23![Frontier logo]()
$199
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 9/123:14 pm -
1 stop10h 37m
Tue 9/154:54 pm -
1 stop19h 24m
Deal found 8/23![Frontier logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 -
1 stop21h 27m
Mon 9/216:25 am -
1 stop9h 10m
Deal found 8/23![Frontier logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 9/143:14 pm -
1 stop10h 37m
Tue 9/154:54 pm -
1 stop19h 24m
Deal found 8/23![Frontier logo]()
$181
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 -
1 stop21h 27m
Fri 9/184:54 pm -
1 stop19h 24m
Deal found 8/22![Frontier logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 -
1 stop21h 27m
Wed 9/164:54 pm -
1 stop19h 31m
Deal found 8/23![Frontier logo]()
$198
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 9/153:14 pm -
1 stop10h 37m
Sat 9/196:25 am -
2 stops24h 23m
Deal found 8/20![Frontier logo]()
$206
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 9/188:32 pm -
1 stop21h 26m
Mon 9/214:54 pm -
1 stop19h 24m
Deal found 8/23![Frontier logo]()
$185
This United Airlines deal was found by Cheapflights users on 8/20. 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 9/1910:10 am -
1 stop8h 39m
Sat 9/2610:30 pm -
1 stop7h 58m
Deal found 8/20![United Airlines logo]()
$267
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 9/218:40 pm -
1 stop21h 19m
Mon 9/286:25 am -
1 stop29h 53m
Deal found 8/23![Frontier logo]()
$195
One-way flights from Kentucky to San DiegoSearch for one-way flight options from Kentucky to San Diego. Find affordable one-way fares based on user searches. Data last updated August 25, 2026.
Search for one-way flight options from Kentucky to San Diego. Find affordable one-way fares based on user searches. Data last updated August 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 9/163:14 pm -
1 stop10h 37m
Deal found 8/20![Frontier logo]()
$81
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 -
1 stop10h 37m
Deal found 8/23![Frontier logo]()
$82
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 9/233:14 pm -
1 stop10h 37m
Deal found 8/21![Frontier logo]()
$85
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 10/191:04 pm -
1 stop28h 54m
Deal found 8/21![Frontier logo]()
$86
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 9/188:32 pm -
1 stop21h 26m
Deal found 8/21![Frontier logo]()
$89
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 9/103:14 pm -
1 stop10h 37m
Deal found 8/21![Frontier logo]()
$97
This Expedia deal was found by Cheapflights users on 8/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2810:15 am -
Nonstop4h 45m
Deal found 8/24![Breeze Airways logo]()
$97
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 9/218:40 pm -
1 stop21h 19m
Deal found 8/21![Frontier logo]()
$98
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 9/263:14 pm -
1 stop10h 37m
Deal found 8/24![Frontier logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 9/195:16 pm -
1 stop9h 35m
Deal found 8/22![Frontier logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 10/223:14 pm -
1 stop10h 42m
Deal found 8/21![Frontier logo]()
$102
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 9/1512:43 pm -
2 stops14h 08m
Deal found 8/21![Frontier logo]()
$106
Find flight deals from Kentucky to San Diego
Keep the following information in mind while searching for Kentucky to San Diego flight deals. Data was last updated August 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $161 (Kiwi.com) |
One-way from | $81 (Kiwi.com) |
Popular in | March |
Cheapest in | February |
Average price | $454 |
Cheapflights Fare Finder
Customize your flight search to find flights from Kentucky to San Diego 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 August 25, 2026.
Use the filters below to find and compare flights from Kentucky to San Diego that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
LexingtonSan Diego
LEX Lexington Blue Grass - SAN San Diego
LEXSAN
Lexington Blue Grass
Thu 11/26
9:00 am-2:55 pm
1 stop8h 55m
San Diego
Wed 12/2
2:26 pm-11:44 pm
1 stop6h 18m
$313
NashvilleSan Diego
BNA Nashville Intl - SAN San Diego
BNASAN
Nashville Intl
Thu 11/12
9:50 pm-12:20 am
Nonstop4h 30m
San Diego
Mon 11/16
3:40 pm-9:25 pm
Nonstop3h 45m
$317
Quickest round-trip
NashvilleSan Diego
BNA Nashville Intl - SAN San Diego
BNASAN
Nashville Intl
Wed 9/16
6:35 pm-8:50 pm
Nonstop4h 15m
San Diego
Sat 9/26
10:40 pm-4:35 am
Nonstop3h 55m
$317
LouisvilleSan Diego
SDF Louisville Intl - SAN San Diego
SDFSAN
Louisville Intl
Tue 9/15
4:29 pm-8:37 pm
1 stop7h 08m
San Diego
Sat 9/19
6:15 am-4:44 pm
1 stop7h 29m
$321
LouisvilleSan Diego
SDF Louisville Intl - SAN San Diego
SDFSAN
Louisville Intl
Mon 11/23
7:00 am-12:12 pm
1 stop8h 12m
San Diego
Wed 12/2
12:31 pm-11:02 pm
1 stop7h 31m
$321
LouisvilleSan Diego
SDF Louisville Intl - SAN San Diego
SDFSAN
Louisville Intl
Wed 9/9
8:15 am-12:05 pm
1 stop6h 50m
San Diego
Wed 9/9
10:40 pm-10:25 am
1 stop8h 45m
$321
NashvilleSan Diego
BNA Nashville Intl - SAN San Diego
BNASAN
Nashville Intl
Mon 11/9
9:50 pm-12:20 am
Nonstop4h 30m
San Diego
Thu 11/12
1:05 pm-9:40 pm
1 stop6h 35m
$327
NashvilleSan Diego
BNA Nashville Intl - SAN San Diego
BNASAN
Nashville Intl
Tue 9/22
6:25 am-10:35 am
1 stop6h 10m
San Diego
Wed 9/30
10:40 pm-4:35 am
Nonstop3h 55m
$327
LouisvilleSan Diego
SDF Louisville Intl - SAN San Diego
SDFSAN
Louisville Intl
Fri 10/9
7:50 pm-11:45 pm
1 stop6h 55m
San Diego
Mon 10/12
10:40 pm-10:05 am
1 stop8h 25m
$334
CincinnatiSan Diego
CVG Cincinnati Cinci./N. Kentucky - SAN San Diego
CVGSAN
Cincinnati Cinci./N. Kentucky
Fri 9/11
8:05 am-2:09 pm
1 stop9h 04m
San Diego
Mon 9/21
7:53 pm-6:28 am
1 stop7h 35m
$337
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Kentucky to San Diego
Have a flexible travel schedule? Discover the best time to fly to San Diego from Kentucky with our price prediction graph.
BNA-SAN
LEX-SAN
CVG-SAN
TYS-SAN
SDF-SAN
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 Diego
USKY-SAN
BNA-SAN
LEX-SAN
CVG-SAN
TYS-SAN
What is the cheapest month to book a flight from Kentucky to San Diego?
Currently, May is the cheapest month in which you can book a flight from Kentucky to San Diego (average of $369). Flying from Kentucky to San Diego in March is currently the most expensive (average of $536). 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.
How much does it cost to fly round-trip from Kentucky to San Diego?
Airfare is below average for this route at the moment.
Kentucky to San Diego flights typically cost between $376 and $484 in September.The cheapest round-trip price found within the last 5 days was $303 on Multiple Airlines (Sep 12-Sep 15).
How far ahead should I book a flight from Kentucky to San Diego?
Booking 80 days in advance of your planned departure date is, on average, the best time to get cheap flights from Kentucky to San Diego. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Related info for your journey
Find useful and relevant information for your journey from Kentucky to San Diego. 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 Diego?
Book flights to San Diego if you plan to visit one of these locationsEl Cajon
National City
Chula Vista
Coronado
Poway
San Ysidro
La Mesa
Santee
Julian
Lemon Grove
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Alternative routes for Kentucky to San Diego
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Complete your trip
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Kentucky and San Diego flights
Browse other Kentucky and San Diego flight options. Last updated on August 25, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Diego
Explore flights to San Diego departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 25, 2026.
Kentucky to San Diego flights
Consider these flights traveling from Kentucky to San Diego.
Top 4 airlines flying from Kentucky to San Diego
Discover the top 4 airlines that operate flights from Kentucky to San Diego. 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 August 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$256 | Average$416 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$263 | Average$411 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$276 | Average$430 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$341 | Average$474 | FlexibilityNo cancel fee | On-time63% |