$149+ Cheap flights from Houston 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 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SAN
Oct 19 — Oct 261
Round-trip
1 adult, Economy
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Find cheap flights from Houston 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.Cheapflights Tip: The best prices from Houston to San Diego are usually found in October or September, booked 87 days in advance, depart on a Wednesday or Thursday and return on a Wednesday
Cheap flight deals from Houston to San Diego
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Cheapest flights from Houston to San DiegoExplore the most affordable flight options available from Houston to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 19, 2026.
Explore the most affordable flight options available from Houston to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 19, 2026.
This Booking.com deal was found by Cheapflights users on 9/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:17 pm -
1 stop17h 39m
Fri 10/236:25 am -
1 stop25h 11m
Deal found 9/19![Multiple Airlines logo]()
$270
This Southwest deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” 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 11/148:45 am -
Nonstop3h 20m
Wed 11/1812:35 pm -
1 stop5h 20m
Deal found 9/17![Southwest logo]()
$271
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” 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 10/610:30 am -
1 stop7h 29m
Mon 10/128:34 pm -
1 stop7h 26m
Deal found 9/15![Frontier logo]()
$271
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 10/64:30 pm -
1 stop5h 38m
Tue 10/134:46 pm -
Nonstop3h 14m
Deal found 9/16![United Airlines logo]()
$272
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 10/2411:55 am -
Nonstop3h 22m
Tue 10/278:05 am -
Nonstop3h 17m
Deal found 9/16![United Airlines logo]()
$273
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” 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 10/136:24 am -
1 stop19h 32m
Fri 10/162:01 pm -
2 stops17h 35m
Deal found 9/15![Frontier logo]()
$274
This Orbitz deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1110:40 pm -
1 stop27h 16m
Tue 10/136:25 am -
1 stop25h 11m
Deal found 9/15![Frontier logo]()
$275
This Mytrip deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2610:40 pm -
2 stops21h 58m
Wed 10/2810:56 am -
2 stops16h 14m
Deal found 9/18![Frontier logo]()
$276
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” 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 10/610:30 am -
1 stop7h 29m
Tue 10/132:01 pm -
1 stop19h 58m
Deal found 9/14![Frontier logo]()
$277
This Frontier deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” 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.
Sun 12/65:05 am -
1 stop12h 41m
Wed 12/94:41 pm -
1 stop5h 53m
Deal found 9/17![Frontier logo]()
$278
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” 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 10/55:32 pm -
1 stop18h 11m
Thu 11/54:53 pm -
1 stop5h 49m
Deal found 9/15![Frontier logo]()
$279
This Southwest deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/317:50 am -
1 stop8h 15m
Wed 11/42:25 pm -
1 stop4h 35m
Deal found 9/17![Southwest logo]()
$281
Best flights from Houston to San DiegoDiscover carefully curated flight deals from Houston to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 19, 2026.
Discover carefully curated flight deals from Houston to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 19, 2026.
This Southwest deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” 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 10/2610:35 pm -
Nonstop3h 20m
Wed 10/288:30 am -
2 stops7h 00m
Deal found 9/17![Southwest logo]()
$293
This United Airlines deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” 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 10/222:20 pm -
Nonstop3h 20m
Tue 10/273:04 pm -
Nonstop3h 15m
Deal found 9/18![United Airlines logo]()
$303
This Delta deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” 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 12/98:10 am -
1 stop10h 18m
Tue 1/191:30 pm -
1 stop6h 06m
Deal found 9/14![Delta logo]()
$303
This Alaska Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” 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 11/117:02 am -
2 stops13h 39m
Sat 11/146:15 am -
1 stop8h 39m
Deal found 9/17![Alaska Airlines logo]()
$316
This Southwest deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” 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 10/218:45 pm -
Nonstop3h 25m
Fri 10/306:15 pm -
1 stop5h 10m
Deal found 9/18![Southwest logo]()
$301
This Southwest deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” 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 11/68:05 am -
1 stop6h 25m
Mon 11/96:45 am -
1 stop6h 30m
Deal found 9/18![Southwest logo]()
$306
This Delta deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” 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 12/116:21 pm -
1 stop7h 38m
Tue 1/193:59 pm -
1 stop5h 29m
Deal found 9/14![Delta logo]()
$345
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” 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 12/52:31 pm -
Nonstop3h 29m
Wed 12/93:04 pm -
Nonstop3h 15m
Deal found 9/15![United Airlines logo]()
$373
This Alaska Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/232:55 pm -
1 stop11h 04m
Mon 10/267:59 pm -
2 stops15h 53m
Deal found 9/17![Alaska Airlines logo]()
$393
This Delta deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/235:28 pm -
1 stop7h 56m
Mon 10/2610:25 pm -
1 stop9h 43m
Deal found 9/16![Delta logo]()
$366
This Southwest deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/138:45 pm -
Nonstop3h 25m
Thu 10/152:25 pm -
Nonstop3h 15m
Deal found 9/15![Southwest logo]()
$368
This United Airlines deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” 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 10/267:56 pm -
Nonstop3h 30m
Wed 10/285:00 pm -
Nonstop3h 15m
Deal found 9/18![United Airlines logo]()
$413
This Southwest deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” 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 11/1912:00 pm -
1 stop5h 20m
Mon 11/238:45 am -
2 stops6h 25m
Deal found 9/18![Southwest logo]()
$383
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” 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 10/157:56 pm -
Nonstop3h 28m
Mon 10/1912:40 pm -
1 stop8h 21m
Deal found 9/15![United Airlines logo]()
$425
This United Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” 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 11/2611:55 am -
Nonstop3h 29m
Fri 11/275:00 pm -
Nonstop3h 15m
Deal found 9/14![United Airlines logo]()
$436
This Southwest deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” 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 10/2210:35 pm -
Nonstop3h 20m
Sun 10/2510:40 pm -
1 stop6h 35m
Deal found 9/14![Southwest logo]()
$400
This United Airlines deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” 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 10/162:20 pm -
Nonstop3h 20m
Sun 10/184:46 pm -
Nonstop3h 14m
Deal found 9/18![United Airlines logo]()
$442
This Southwest deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 10/285:05 pm -
1 stop5h 55m
Sun 11/18:45 am -
2 stops6h 25m
Deal found 9/16![Southwest logo]()
$405
This Southwest deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” 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 10/910:35 pm -
Nonstop3h 20m
Tue 10/133:15 pm -
1 stop6h 00m
Deal found 9/18![Southwest logo]()
$421
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 10/107:56 pm -
Nonstop3h 28m
Thu 10/153:00 pm -
Nonstop3h 15m
Deal found 9/16![United Airlines logo]()
$478
This Southwest deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 10/308:00 am -
1 stop5h 10m
Mon 11/28:45 am -
2 stops6h 25m
Deal found 9/16![Southwest logo]()
$437
This Southwest deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” 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 10/510:35 pm -
Nonstop3h 20m
Fri 10/97:35 pm -
Nonstop3h 10m
Deal found 9/14![Southwest logo]()
$445
This Southwest deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 11/2110:30 pm -
Nonstop3h 25m
Tue 11/242:35 pm -
Nonstop3h 05m
Deal found 9/16![Southwest logo]()
$453
Last-minute flights from Houston to San DiegoDiscover last-minute flight deals from Houston to San Diego. Data last updated September 19, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to San Diego. Data last updated September 19, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” 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 10/55:32 pm -
1 stop18h 11m
Thu 11/54:53 pm -
1 stop5h 49m
Deal found 9/15![Frontier logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” 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 10/610:30 am -
1 stop7h 29m
Mon 10/128:34 pm -
1 stop7h 26m
Deal found 9/15![Frontier logo]()
$271
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 10/64:30 pm -
1 stop5h 38m
Tue 10/134:46 pm -
Nonstop3h 14m
Deal found 9/16![United Airlines logo]()
$272
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” 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 10/610:30 am -
1 stop7h 29m
Tue 10/132:01 pm -
1 stop19h 58m
Deal found 9/14![Frontier logo]()
$277
This eDestinos deal was found by Cheapflights users on 9/19. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/66:25 am -
1 stop19h 26m
Fri 10/94:53 pm -
1 stop26h 52m
Deal found 9/19![Frontier logo]()
$281
This Orbitz deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1110:40 pm -
1 stop27h 16m
Tue 10/136:25 am -
1 stop25h 11m
Deal found 9/15![Frontier logo]()
$275
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” 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 10/136:24 am -
1 stop19h 32m
Fri 10/162:01 pm -
2 stops17h 35m
Deal found 9/15![Frontier logo]()
$274
This Southwest deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 10/1910:35 pm -
Nonstop3h 20m
Wed 10/216:30 am -
Nonstop3h 05m
Deal found 9/16![Southwest logo]()
$282
This Booking.com deal was found by Cheapflights users on 9/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:17 pm -
1 stop17h 39m
Fri 10/236:25 am -
1 stop25h 11m
Deal found 9/19![Multiple Airlines logo]()
$270
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 10/2411:55 am -
Nonstop3h 22m
Tue 10/278:05 am -
Nonstop3h 17m
Deal found 9/16![United Airlines logo]()
$273
This Mytrip deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2610:40 pm -
2 stops21h 58m
Wed 10/2810:56 am -
2 stops16h 14m
Deal found 9/18![Frontier logo]()
$276
This Southwest deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/317:50 am -
1 stop8h 15m
Wed 11/42:25 pm -
1 stop4h 35m
Deal found 9/17![Southwest logo]()
$281
One-way flights from Houston to San DiegoSearch for one-way flight options from Houston to San Diego. Find affordable one-way fares based on user searches. Data last updated September 19, 2026.
Search for one-way flight options from Houston to San Diego. Find affordable one-way fares based on user searches. Data last updated September 19, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 11/141:41 pm -
2 stops12h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Frontier logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 10/126:24 am -
1 stop19h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Frontier logo]()
$150
This Mytrip deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1710:31 am -
2 stops28h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Frontier logo]()
$151
This Southwest deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/175:35 pm -
1 stop4h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Southwest logo]()
$152
This Delta deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” 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 10/176:00 am -
1 stop8h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Delta logo]()
$152
This Kiwi.com deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” 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 10/2210:40 pm -
2 stops40h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Frontier logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” 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 10/167:15 pm -
1 stop30h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Frontier logo]()
$154
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” 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 10/124:24 pm -
Nonstop3h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![United Airlines logo]()
$158
This CheapOair deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1510:40 pm -
1 stop27h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Frontier logo]()
$160
This Southwest deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” 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 10/198:10 pm -
1 stop6h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Southwest logo]()
$162
This Delta deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 11/267:00 am -
1 stop5h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Delta logo]()
$162
This Southwest deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” 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 12/148:45 am -
Nonstop3h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Southwest logo]()
$163
Find flight deals from Houston to San Diego
Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 19, 2026.
Round-trip from | $271 (Southwest) |
|---|---|
One-way from | $149 (Kiwi.com) |
Popular in | June |
Cheapest in | October |
Average price | $408 |
Cheapflights Fare Finder
Customize your flight search to find flights from Houston 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 September 19, 2026.
Use the filters below to find and compare flights from Houston to San Diego that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HoustonSan Diego
HOU Houston Hobby - SAN San Diego
HOUSAN
Houston Hobby
Sat 12/12
11:15 am-8:00 pm
1 stop10h 45m
San Diego
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$152
Quickest round-trip
HoustonSan Diego
HOU Houston Hobby - SAN San Diego
HOUSAN
Houston Hobby
Mon 11/16
3:15 pm-4:35 pm
Nonstop3h 20m
San Diego
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$152
HoustonSan Diego
IAH Houston George Bush Intcntl - SAN San Diego
IAHSAN
Houston George Bush Intcntl
Mon 10/5
2:20 pm-3:40 pm
Nonstop3h 20m
San Diego
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$152
HoustonSan Diego
HOU Houston Hobby - SAN San Diego
HOUSAN
Houston Hobby
Sat 10/17
5:35 pm-8:20 pm
1 stop4h 45m
San Diego
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$152
HoustonSan Diego
HOU Houston Hobby - SAN San Diego
HOUSAN
Houston Hobby
Mon 10/19
8:10 pm-12:10 am
1 stop6h 00m
San Diego
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$162
HoustonSan Diego
IAH Houston George Bush Intcntl - SAN San Diego
IAHSAN
Houston George Bush Intcntl
Thu 11/26
6:11 am-4:34 pm
1 stop12h 23m
San Diego
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$165
HoustonSan Diego
HOU Houston Hobby - SAN San Diego
HOUSAN
Houston Hobby
Fri 10/30
10:35 pm-11:55 pm
Nonstop3h 20m
San Diego
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$173
HoustonSan Diego
IAH Houston George Bush Intcntl - SAN San Diego
IAHSAN
Houston George Bush Intcntl
Tue 12/15
9:30 am-10:59 am
Nonstop3h 29m
San Diego
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$174
HoustonSan Diego
IAH Houston George Bush Intcntl - SAN San Diego
IAHSAN
Houston George Bush Intcntl
Wed 10/28
4:24 pm-5:53 pm
Nonstop3h 29m
San Diego
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$174
HoustonSan Diego
IAH Houston George Bush Intcntl - SAN San Diego
IAHSAN
Houston George Bush Intcntl
Wed 12/9
11:55 am-1:24 pm
Nonstop3h 29m
San Diego
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$174
Showing 1-10 of 44 resultsSorted by cheapest first
Best time to book a flight from Houston to San Diego
Have a flexible travel schedule? Discover the best time to fly to San Diego from Houston with our price prediction graph.
HO1-SAN
HOU-SAN
IAH-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 Houston to San Diego
HO1-SAN
HOU-SAN
IAH-SAN
What is the cheapest month to book a flight from Houston to San Diego?
Currently, October is the cheapest month in which you can book a flight from Houston to San Diego (average of $395). Flying from Houston to San Diego in June is currently the most expensive (average of $493). 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 HOU to SAN?
Find hourly flight availability from Houston to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 19, 2026.
When flying from Houston to San Diego, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 8% versus a flight at noon.
How much does it cost to fly round-trip from Houston to San Diego?
Airfare is below average for this route at the moment.
Houston to San Diego flights typically cost between $310 and $468 in October.The cheapest round-trip price found within the last 5 days was $270 on Multiple Airlines (Oct 21-Oct 23).
How often are flights from Houston to San Diego delayed?
About 15% of weekly flights between Houston and San Diego have experienced delays in the past year, with the average delay time being 144 minutes.
What is the most punctual flight time for Houston to San Diego flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Houston to San Diego flights?
Over the last year, United Airlines have had the lowest number of delays on this route, with just 15% of flights being delayed.
How far ahead should I book a flight from Houston to San Diego?
The best time to book flights from Houston to San Diego is 87 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest day to fly from Houston to San Diego?
Use this chart to determine the cheapest time to fly round-trip from Houston to San Diego. Price data was last updated on September 12, 2026.
Travelers seeking maximum savings on their Houston to San Diego flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
The best insider tips for Houston to San Diego flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Houston to San Diego trip
Our travel experts
Reviews of airlines servicing San Diego
Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated September 19, 2026.
See what other customers who have flown with Southwest,United Airlines, andJetBlue from Houston to San Diego have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Entertainment
7.5
Crew
8.6
Food
7.0
Boarding
8.1
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Related info for your journey
Find useful and relevant information for your journey from Houston 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
San Ysidro
Poway
La Mesa
Santee
Julian
Lemon Grove
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Houston and San Diego flights
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Explore flights to San Diego departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 19, 2026.
Top 5 airlines flying from Houston to San Diego
Discover the top 5 airlines that operate flights from Houston 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 September 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$136 | Average$264 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$236 | Average$429 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$289 | Average$465 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$290 | Average$396 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$299 | Average$474 | FlexibilityNo cancel fee | On-time69% |