$122+ Cheap flights from Kentucky to San Diego (SAN)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SAN
Nov 3 — Nov 101
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
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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 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 October 4, 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 October 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 11/44:06 pm -
2 stops10h 51m
Sun 11/810:56 am -
1 stop29h 23m
Deal found 9/30![Multiple Airlines logo]()
$285
This Delta deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” 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 11/107:05 am -
1 stop7h 33m
Sat 11/146:20 am -
1 stop7h 34m
Deal found 10/1![Delta logo]()
$287
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 11/44:06 pm -
2 stops10h 51m
Sun 11/1510:56 am -
1 stop29h 23m
Deal found 9/30![Multiple Airlines logo]()
$288
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/238:47 am -
1 stop28h 44m
Thu 12/37:51 pm -
1 stop20h 28m
Deal found 9/30![Multiple Airlines logo]()
$296
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 11/44:06 pm -
2 stops10h 51m
Tue 11/171:22 pm -
1 stop23h 04m
Deal found 9/30![Multiple Airlines logo]()
$306
This Delta deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 12/225:32 pm -
1 stop8h 22m
Wed 12/306:15 am -
1 stop7h 56m
Deal found 9/30![Delta logo]()
$313
This Delta deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 11/46:00 am -
1 stop6h 42m
Mon 11/166:15 am -
1 stop8h 02m
Deal found 9/30![Delta logo]()
$321
This United Airlines deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 10/265:10 am -
1 stop7h 17m
Thu 10/296:20 am -
2 stops9h 12m
Deal found 9/30![United Airlines logo]()
$326
This Delta deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/277:50 am -
1 stop9h 39m
Thu 12/39:50 pm -
1 stop8h 18m
Deal found 9/30![Delta logo]()
$332
This Delta deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1212:50 pm -
1 stop9h 51m
Tue 11/1711:39 am -
1 stop6h 39m
Deal found 10/1![Delta logo]()
$333
This Southwest deal was found by Cheapflights users on 9/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/65:35 pm -
2 stops8h 25m
Thu 11/1210:40 pm -
1 stop8h 25m
Deal found 9/29![Southwest logo]()
$337
This United Airlines deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 11/1211:05 am -
2 stops9h 12m
Tue 11/1712:39 pm -
1 stop6h 57m
Deal found 9/30![United Airlines logo]()
$338
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 October 4, 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 October 4, 2026.
This United Airlines deal was found by Cheapflights users on 9/29. 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.
Mon 1/113:20 pm -
1 stop8h 52m
Thu 1/146:50 am -
1 stop6h 42m
Deal found 9/29![United Airlines logo]()
$321
This Delta deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” 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 1/1810:15 am -
1 stop6h 57m
Tue 1/2610:40 pm -
1 stop8h 14m
Deal found 10/1![Delta logo]()
$321
This Southwest deal was found by Cheapflights users on 9/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/55:05 am -
2 stops8h 10m
Mon 11/1612:35 pm -
2 stops7h 20m
Deal found 9/29![Southwest logo]()
$423
This Delta deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” 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 1/213:24 pm -
1 stop9h 17m
Mon 1/256:15 am -
1 stop7h 36m
Deal found 10/1![Delta logo]()
$321
This United Airlines deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” 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 11/65:30 am -
1 stop7h 57m
Sun 11/89:40 pm -
2 stops14h 01m
Deal found 10/2![United Airlines logo]()
$374
This Delta deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” 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 10/275:59 pm -
1 stop7h 03m
Mon 11/96:15 am -
1 stop7h 54m
Deal found 10/3![Delta logo]()
$379
This Southwest deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” 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 10/214:00 pm -
2 stops9h 10m
Mon 11/26:45 am -
2 stops7h 45m
Deal found 10/3![Southwest logo]()
$436
This Delta deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/135:59 pm -
1 stop8h 33m
Mon 11/166:15 am -
1 stop7h 54m
Deal found 10/1![Delta logo]()
$379
This United Airlines deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 11/238:00 am -
2 stops12h 17m
Wed 12/26:50 am -
1 stop6h 49m
Deal found 9/30![United Airlines logo]()
$446
This Southwest deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” 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 11/55:05 am -
1 stop7h 35m
Sun 11/89:25 pm -
2 stops9h 40m
Deal found 10/2![Southwest logo]()
$451
This United Airlines deal was found by Cheapflights users on 9/29. 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.
Tue 12/87:10 am -
1 stop7h 17m
Tue 12/156:20 am -
2 stops8h 57m
Deal found 9/29![United Airlines logo]()
$446
This Southwest deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:20 am -
2 stops7h 30m
Sun 11/89:25 pm -
2 stops9h 40m
Deal found 9/30![Southwest logo]()
$456
This Delta deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/57:05 am -
1 stop8h 39m
Sun 11/810:25 pm -
1 stop7h 41m
Deal found 10/2![Delta logo]()
$436
This United Airlines deal was found by Cheapflights users on 9/29. 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.
Wed 10/287:00 am -
2 stops8h 56m
Sat 10/3112:39 pm -
1 stop6h 45m
Deal found 9/29![United Airlines logo]()
$446
This United Airlines deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” 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 11/125:25 am -
2 stops11h 22m
Tue 11/1712:39 pm -
2 stops8h 15m
Deal found 10/2![United Airlines logo]()
$463
This Delta deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” 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 10/153:34 pm -
1 stop7h 02m
Sun 10/1810:00 pm -
1 stop8h 48m
Deal found 10/1![Delta logo]()
$529
This United Airlines deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” 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 1/66:00 am -
2 stops13h 09m
Sat 1/96:50 am -
1 stop7h 32m
Deal found 10/3![United Airlines logo]()
$493
This United Airlines deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” 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 10/2711:05 am -
2 stops9h 12m
Mon 11/99:40 pm -
2 stops12h 33m
Deal found 10/3![United Airlines logo]()
$509
This United Airlines deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” 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 10/305:30 am -
1 stop7h 57m
Fri 11/610:16 am -
1 stop6h 40m
Deal found 10/1![United Airlines logo]()
$567
This United Airlines deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” 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 10/155:00 am -
1 stop8h 25m
Sun 10/189:45 pm -
2 stops13h 47m
Deal found 10/1![United Airlines logo]()
$607
This United Airlines deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” 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 10/165:00 am -
1 stop8h 25m
Tue 10/208:00 am -
1 stop8h 56m
Deal found 10/1![United Airlines logo]()
$679
Last-minute flights from Kentucky to San DiegoDiscover last-minute flight deals from Kentucky to San Diego. Data last updated October 4, 2026 and is based on user searches.
Discover last-minute flight deals from Kentucky to San Diego. Data last updated October 4, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 10/265:10 am -
1 stop7h 17m
Thu 10/296:20 am -
2 stops9h 12m
Deal found 9/30![United Airlines logo]()
$326
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 11/44:06 pm -
2 stops10h 51m
Sun 11/810:56 am -
1 stop29h 23m
Deal found 9/30![Multiple Airlines logo]()
$285
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 11/44:06 pm -
2 stops10h 51m
Sun 11/1510:56 am -
1 stop29h 23m
Deal found 9/30![Multiple Airlines logo]()
$288
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 11/44:06 pm -
2 stops10h 51m
Tue 11/171:22 pm -
1 stop23h 04m
Deal found 9/30![Multiple Airlines logo]()
$306
This Delta deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 11/46:00 am -
1 stop6h 42m
Mon 11/166:15 am -
1 stop8h 02m
Deal found 9/30![Delta logo]()
$321
This Southwest deal was found by Cheapflights users on 9/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/65:35 pm -
2 stops8h 25m
Thu 11/1210:40 pm -
1 stop8h 25m
Deal found 9/29![Southwest logo]()
$337
This Delta deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” 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 11/107:05 am -
1 stop7h 33m
Sat 11/146:20 am -
1 stop7h 34m
Deal found 10/1![Delta logo]()
$287
This Delta deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1212:50 pm -
1 stop9h 51m
Tue 11/1711:39 am -
1 stop6h 39m
Deal found 10/1![Delta logo]()
$333
This United Airlines deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 11/1211:05 am -
2 stops9h 12m
Tue 11/1712:39 pm -
1 stop6h 57m
Deal found 9/30![United Airlines logo]()
$338
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/238:47 am -
1 stop28h 44m
Thu 12/37:51 pm -
1 stop20h 28m
Deal found 9/30![Multiple Airlines logo]()
$296
This Delta deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/277:50 am -
1 stop9h 39m
Sat 12/51:19 pm -
1 stop6h 46m
Deal found 9/30![Delta logo]()
$332
This Delta deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/277:50 am -
1 stop9h 39m
Fri 12/46:15 am -
1 stop8h 01m
Deal found 9/30![Delta logo]()
$343
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 October 4, 2026.
Search for one-way flight options from Kentucky to San Diego. Find affordable one-way fares based on user searches. Data last updated October 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 11/44:06 pm -
2 stops10h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Multiple Airlines logo]()
$122
This Kiwi.com deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/78:47 am -
1 stop12h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Multiple Airlines logo]()
$124
This American Airlines deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 1/61:11 pm -
1 stop9h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![American Airlines logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” 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 -
1 stop12h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Multiple Airlines logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 -
2 stops42h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Multiple Airlines logo]()
$165
This United Airlines deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 10/249:04 am -
2 stops8h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![United Airlines logo]()
$166
This United Airlines deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” 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 10/3010:27 am -
1 stop7h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![United Airlines logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” 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 11/129:09 pm -
3 stops53h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Multiple Airlines logo]()
$180
This Delta deal was found by Cheapflights users on 9/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/83:34 pm -
1 stop8h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Delta logo]()
$379
This United Airlines deal was found by Cheapflights users on 9/29. 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.
Tue 12/87:00 am -
2 stops10h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![United Airlines logo]()
$384
This United Airlines deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” 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 10/2210:11 am -
3 stops17h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![United Airlines logo]()
$540
This United Airlines deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” 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 12/192:18 pm -
1 stop29h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![United Airlines logo]()
$556
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 October 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $285 (Kiwi.com) |
One-way from | $122 (Kiwi.com) |
Popular in | March |
Cheapest in | February |
Average price | $482 |
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 October 4, 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
LouisvilleSan Diego
SDF Louisville Intl - SAN San Diego
SDFSAN
Louisville Intl
Wed 1/6
1:11 pm-7:36 pm
1 stop9h 25m
San Diego
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$161
Quickest round-trip
LouisvilleSan Diego
SDF Louisville Intl - SAN San Diego
SDFSAN
Louisville Intl
Sat 10/24
7:25 am-10:58 am
1 stop6h 33m
San Diego
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$161
LouisvilleSan Diego
SDF Louisville Intl - SAN San Diego
SDFSAN
Louisville Intl
Thu 11/12
1:01 pm-7:41 pm
1 stop9h 40m
San Diego
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$161
LouisvilleSan Diego
SDF Louisville Intl - SAN San Diego
SDFSAN
Louisville Intl
Thu 11/26
8:00 am-12:56 pm
1 stop7h 56m
San Diego
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$161
LouisvilleSan Diego
SDF Louisville Intl - SAN San Diego
SDFSAN
Louisville Intl
Fri 10/30
8:47 am-11:57 pm
2 stops42h 10m
San Diego
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$165
LouisvilleSan Diego
SDF Louisville Intl - SAN San Diego
SDFSAN
Louisville Intl
Mon 12/7
8:47 am-11:58 pm
2 stops42h 11m
San Diego
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$168
LouisvilleSan Diego
SDF Louisville Intl - SAN San Diego
SDFSAN
Louisville Intl
Fri 10/30
10:27 am-3:12 pm
1 stop7h 45m
San Diego
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$172
LouisvilleSan Diego
SDF Louisville Intl - SAN San Diego
SDFSAN
Louisville Intl
Tue 12/8
3:02 pm-8:01 pm
1 stop7h 59m
San Diego
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$193
LouisvilleSan Diego
SDF Louisville Intl - SAN San Diego
SDFSAN
Louisville Intl
Mon 1/11
3:20 pm-9:12 pm
1 stop8h 52m
San Diego
Thu 1/14
6:50 am-4:32 pm
1 stop6h 42m
$321
LouisvilleSan Diego
SDF Louisville Intl - SAN San Diego
SDFSAN
Louisville Intl
Mon 1/18
10:15 am-2:12 pm
1 stop6h 57m
San Diego
Tue 1/26
10:40 pm-9:54 am
1 stop8h 14m
$321
Showing 1-10 of 35 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.
SDF-SAN
LEX-SAN
PAH-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
SDF-SAN
LEX-SAN
PAH-SAN
What is the cheapest month to book a flight from Kentucky to San Diego?
Currently, November is the cheapest month in which you can book a flight from Kentucky to San Diego (average of $358). 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 $377 and $556 in November.The cheapest round-trip price found within the last 5 days was $285 on Multiple Airlines (Nov 4-Nov 8).
How far ahead should I book a flight from Kentucky to San Diego?
Booking 6 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
San Ysidro
Poway
Coronado
La Mesa
Julian
Santee
Lemon Grove
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Kentucky to San Diego
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Complete your trip
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Search flights from Kentucky to San Diego by cabin class
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Kentucky and San Diego flights
Browse other Kentucky and San Diego flight options. Last updated on October 4, 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 October 4, 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 October 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$236 | Average$422 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$276 | Average$433 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$292 | Average$418 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$332 | Average$475 | FlexibilityNo cancel fee | On-time63% |