$133+ Cheap flights from Houston 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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SAN
Sep 4 — Sep 111
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 August, booked 77 days in advance, depart on a Wednesday or Tuesday and return on a Saturday
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 August 5, 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 August 5, 2026.
This Frontier deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/49:54 pm -
1 stop13h 11m
Tue 9/86:25 am -
1 stop5h 40m
Deal found 8/4![Frontier logo]()
$300
This Southwest deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:50 pm -
Nonstop3h 15m
Fri 9/116:20 am -
Nonstop3h 20m
Deal found 8/4![Southwest logo]()
$301
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 9/2412:08 pm -
2 stops13h 43m
Mon 9/284:54 pm -
1 stop5h 49m
Deal found 8/5![Frontier logo]()
$301
This Kiwi.com deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 9/2512:21 pm -
2 stops13h 30m
Sun 9/274:54 pm -
1 stop14h 41m
Deal found 8/4![Frontier logo]()
$302
This Kiwi.com deal was found by Cheapflights users on 8/2. 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.
Sun 8/210:09 pm -
1 stop12h 56m
Mon 9/147:04 pm -
1 stop16h 53m
Deal found 8/2![Frontier logo]()
$305
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 9/16:30 am -
2 stops10h 20m
Sun 9/137:04 pm -
1 stop19h 43m
Deal found 8/5![Frontier logo]()
$306
This Southwest deal was found by Cheapflights users on 8/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/258:50 pm -
Nonstop3h 20m
Thu 10/17:35 pm -
Nonstop3h 05m
Deal found 8/1![Southwest logo]()
$307
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 8/264:24 pm -
Nonstop3h 22m
Tue 9/112:01 pm -
Nonstop3h 21m
Deal found 7/31![United Airlines logo]()
$307
This Southwest deal was found by Cheapflights users on 8/2. 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.
Sat 9/1211:05 am -
2 stops6h 25m
Mon 9/142:55 pm -
1 stop7h 25m
Deal found 8/2![Southwest logo]()
$308
This United Airlines deal was found by Cheapflights users on 8/1. 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 8/297:56 pm -
Nonstop3h 29m
Sat 9/512:01 pm -
Nonstop3h 21m
Deal found 8/1![United Airlines logo]()
$309
This Frontier deal was found by Cheapflights users on 8/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:30 am -
1 stop11h 11m
Sun 10/256:25 am -
1 stop10h 38m
Deal found 8/1![Frontier logo]()
$310
This United Airlines deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 9/59:33 am -
Nonstop3h 22m
Fri 9/118:45 am -
1 stop6h 18m
Deal found 8/4![United Airlines logo]()
$311
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 August 5, 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 August 5, 2026.
This Southwest deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:50 pm -
Nonstop3h 15m
Fri 9/116:20 am -
Nonstop3h 20m
Deal found 8/4![Southwest logo]()
$301
This United Airlines deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 9/19:33 am -
Nonstop3h 22m
Sun 9/63:04 pm -
Nonstop3h 15m
Deal found 8/4![United Airlines logo]()
$315
This Delta deal was found by Cheapflights users on 8/3. 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.
Fri 9/1111:01 am -
1 stop8h 04m
Tue 9/1512:52 pm -
1 stop7h 47m
Deal found 8/3![Delta logo]()
$335
This Southwest deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/28:30 am -
1 stop4h 40m
Fri 9/43:20 pm -
1 stop5h 10m
Deal found 7/31![Southwest logo]()
$312
This United Airlines deal was found by Cheapflights users on 8/1. 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 9/104:24 pm -
Nonstop3h 22m
Mon 9/148:00 am -
Nonstop3h 21m
Deal found 8/1![United Airlines logo]()
$327
This Delta deal was found by Cheapflights users on 8/3. 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.
Fri 9/116:00 am -
1 stop7h 25m
Mon 9/149:45 pm -
1 stop10h 15m
Deal found 8/3![Delta logo]()
$335
This Southwest deal was found by Cheapflights users on 8/2. 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.
Sun 9/135:55 am -
1 stop6h 05m
Wed 9/168:30 am -
1 stop7h 00m
Deal found 8/2![Southwest logo]()
$312
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 10/97:41 pm -
1 stop6h 50m
Sat 10/174:46 pm -
Nonstop3h 14m
Deal found 7/31![United Airlines logo]()
$339
This Southwest deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 10/288:45 am -
Nonstop3h 20m
Sun 11/18:45 am -
2 stops6h 25m
Deal found 7/31![Southwest logo]()
$312
This United Airlines deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 8/268:30 am -
1 stop7h 14m
Sat 8/293:04 pm -
Nonstop3h 15m
Deal found 8/4![United Airlines logo]()
$339
This Southwest deal was found by Cheapflights users on 8/2. 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.
Sun 9/135:55 am -
1 stop6h 05m
Tue 9/1510:55 am -
1 stop7h 10m
Deal found 8/2![Southwest logo]()
$312
This Southwest deal was found by Cheapflights users on 8/3. 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.
Fri 9/118:50 pm -
Nonstop3h 20m
Mon 9/147:25 pm -
Nonstop3h 15m
Deal found 8/3![Southwest logo]()
$315
This United Airlines deal was found by Cheapflights users on 8/3. 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.
Thu 9/177:56 pm -
Nonstop3h 28m
Fri 9/188:00 am -
Nonstop3h 21m
Deal found 8/3![United Airlines logo]()
$366
This Southwest deal was found by Cheapflights users on 8/2. 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 10/16:30 pm -
1 stop6h 40m
Fri 10/22:25 pm -
Nonstop3h 10m
Deal found 8/2![Southwest logo]()
$317
This United Airlines deal was found by Cheapflights users on 8/2. 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 11/611:55 am -
Nonstop3h 29m
Mon 11/93:04 pm -
Nonstop3h 15m
Deal found 8/2![United Airlines logo]()
$397
This Southwest deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:45 pm -
Nonstop3h 15m
Mon 8/247:25 pm -
Nonstop3h 10m
Deal found 7/31![Southwest logo]()
$329
This United Airlines deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 11/77:56 pm -
Nonstop3h 30m
Sun 11/812:05 pm -
Nonstop3h 17m
Deal found 8/4![United Airlines logo]()
$402
This Southwest deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 8/265:10 pm -
Nonstop3h 10m
Sat 8/293:15 pm -
1 stop4h 45m
Deal found 8/4![Southwest logo]()
$339
This United Airlines deal was found by Cheapflights users on 8/3. 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.
Fri 9/117:56 pm -
Nonstop3h 28m
Tue 9/1510:11 am -
Nonstop3h 21m
Deal found 8/3![United Airlines logo]()
$405
This Southwest deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/276:15 am -
Nonstop3h 10m
Tue 9/13:15 pm -
1 stop5h 55m
Deal found 8/4![Southwest logo]()
$339
This United Airlines deal was found by Cheapflights users on 8/3. 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 9/234:20 pm -
1 stop8h 27m
Sat 9/2610:13 am -
Nonstop3h 21m
Deal found 8/3![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 8/1. 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 9/114:24 pm -
Nonstop3h 22m
Sun 9/138:00 am -
Nonstop3h 21m
Deal found 8/1![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/69:33 am -
Nonstop3h 22m
Mon 9/73:04 pm -
Nonstop3h 15m
Deal found 8/5![United Airlines logo]()
$433
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:56 pm -
Nonstop3h 28m
Sun 9/208:00 am -
Nonstop3h 21m
Deal found 7/31![United Airlines logo]()
$443
Last-minute flights from Houston to San DiegoDiscover last-minute flight deals from Houston to San Diego. Data last updated August 5, 2026 and is based on user searches.
Discover last-minute flight deals from Houston to San Diego. Data last updated August 5, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 8/264:24 pm -
Nonstop3h 22m
Tue 9/112:01 pm -
Nonstop3h 21m
Deal found 7/31![United Airlines logo]()
$307
This United Airlines deal was found by Cheapflights users on 8/1. 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 8/297:56 pm -
Nonstop3h 29m
Sat 9/512:01 pm -
Nonstop3h 21m
Deal found 8/1![United Airlines logo]()
$309
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 9/16:30 am -
2 stops10h 20m
Sun 9/137:04 pm -
1 stop19h 43m
Deal found 8/5![Frontier logo]()
$306
This Frontier deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/49:54 pm -
1 stop13h 11m
Tue 9/86:25 am -
1 stop5h 40m
Deal found 8/4![Frontier logo]()
$300
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 9/411:35 am -
1 stop14h 16m
Mon 9/76:25 am -
1 stop5h 40m
Deal found 8/2![Frontier logo]()
$305
This Southwest deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:50 pm -
Nonstop3h 15m
Fri 9/116:20 am -
Nonstop3h 20m
Deal found 8/4![Southwest logo]()
$301
This United Airlines deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 9/59:33 am -
Nonstop3h 22m
Fri 9/118:45 am -
1 stop6h 18m
Deal found 8/4![United Airlines logo]()
$311
This Southwest deal was found by Cheapflights users on 8/2. 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.
Sat 9/1211:05 am -
2 stops6h 25m
Mon 9/142:55 pm -
1 stop7h 25m
Deal found 8/2![Southwest logo]()
$308
This Frontier deal was found by Cheapflights users on 8/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1310:30 am -
1 stop7h 29m
Fri 9/184:54 pm -
1 stop5h 49m
Deal found 8/1![Frontier logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 9/2412:08 pm -
2 stops13h 43m
Mon 9/284:54 pm -
1 stop5h 49m
Deal found 8/5![Frontier logo]()
$301
This Kiwi.com deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 9/2512:21 pm -
2 stops13h 30m
Sun 9/274:54 pm -
1 stop14h 41m
Deal found 8/4![Frontier logo]()
$302
This Southwest deal was found by Cheapflights users on 8/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/258:50 pm -
Nonstop3h 20m
Thu 10/17:35 pm -
Nonstop3h 05m
Deal found 8/1![Southwest logo]()
$307
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 August 5, 2026.
Search for one-way flight options from Houston to San Diego. Find affordable one-way fares based on user searches. Data last updated August 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/2. 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.
Thu 9/36:30 am -
2 stops15h 44m
Deal found 8/2![Frontier logo]()
$133
This Kiwi.com deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 9/14:32 pm -
2 stops25h 09m
Deal found 8/4![Frontier logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 8/2. 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.
Sun 10/47:44 pm -
2 stops26h 33m
Deal found 8/2![Multiple Airlines logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:30 am -
2 stops13h 48m
Deal found 8/3![Frontier logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 8/1. 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.
Fri 10/212:08 pm -
2 stops22h 10m
Deal found 8/1![Frontier logo]()
$138
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3010:48 am -
2 stops35h 26m
Deal found 7/31![Multiple Airlines logo]()
$139
This Super.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/211:53 pm -
1 stop8h 21m
Deal found 7/31![Frontier logo]()
$140
This Kiwi.com deal was found by Cheapflights users on 8/1. 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.
Sun 10/117:44 pm -
2 stops27h 04m
Deal found 8/1![Multiple Airlines logo]()
$141
This Frontier deal was found by Cheapflights users on 8/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/67:58 pm -
1 stop6h 01m
Deal found 8/3![Frontier logo]()
$142
This Kiwi.com deal was found by Cheapflights users on 8/1. 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.
Sun 9/2711:28 am -
2 stops34h 49m
Deal found 8/1![Multiple Airlines logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:10 am -
2 stops10h 40m
Deal found 8/4![Frontier logo]()
$145
This Super.com deal was found by Cheapflights users on 8/3. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2810:04 pm -
1 stop13h 01m
Deal found 8/3![Frontier logo]()
$146
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 August 5, 2026.
Round-trip from | $300 (Frontier) |
|---|---|
One-way from | $133 (Kiwi.com) |
Popular in | June |
Cheapest in | October |
Average price | $419 |
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 2,558,603 searches. Data last updated August 5, 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 9/5
7:50 pm-9:05 pm
Nonstop3h 15m
San Diego
Fri 9/11
6:20 am-11:40 am
Nonstop3h 20m
$301
HoustonSan Diego
HOU Houston Hobby - SAN San Diego
HOUSAN
Houston Hobby
Wed 9/2
8:30 am-11:10 am
1 stop4h 40m
San Diego
Fri 9/4
3:20 pm-10:30 pm
1 stop5h 10m
$312
HoustonSan Diego
HOU Houston Hobby - SAN San Diego
HOUSAN
Houston Hobby
Sun 9/13
5:55 am-10:00 am
1 stop6h 05m
San Diego
Wed 9/16
8:30 am-5:30 pm
1 stop7h 00m
$312
HoustonSan Diego
HOU Houston Hobby - SAN San Diego
HOUSAN
Houston Hobby
Wed 10/28
8:45 am-10:05 am
Nonstop3h 20m
San Diego
Sun 11/1
8:45 am-5:10 pm
2 stops6h 25m
$312
HoustonSan Diego
HOU Houston Hobby - SAN San Diego
HOUSAN
Houston Hobby
Sun 9/13
5:55 am-10:00 am
1 stop6h 05m
San Diego
Tue 9/15
10:55 am-8:05 pm
1 stop7h 10m
$312
HoustonSan Diego
IAH Houston George Bush Intcntl - SAN San Diego
IAHSAN
Houston George Bush Intcntl
Tue 9/1
9:33 am-10:55 am
Nonstop3h 22m
San Diego
Sun 9/6
3:04 pm-8:19 pm
Nonstop3h 15m
$315
HoustonSan Diego
HOU Houston Hobby - SAN San Diego
HOUSAN
Houston Hobby
Fri 9/11
8:50 pm-10:10 pm
Nonstop3h 20m
San Diego
Mon 9/14
7:25 pm-12:40 am
Nonstop3h 15m
$315
HoustonSan Diego
HOU Houston Hobby - SAN San Diego
HOUSAN
Houston Hobby
Thu 10/1
6:30 pm-11:10 pm
1 stop6h 40m
San Diego
Fri 10/2
2:25 pm-7:35 pm
Nonstop3h 10m
$317
HoustonSan Diego
IAH Houston George Bush Intcntl - SAN San Diego
IAHSAN
Houston George Bush Intcntl
Thu 9/10
4:24 pm-5:46 pm
Nonstop3h 22m
San Diego
Mon 9/14
8:00 am-1:21 pm
Nonstop3h 21m
$327
Quickest round-trip
HoustonSan Diego
HOU Houston Hobby - SAN San Diego
HOUSAN
Houston Hobby
Sat 8/22
7:45 pm-9:00 pm
Nonstop3h 15m
San Diego
Mon 8/24
7:25 pm-12:35 am
Nonstop3h 10m
$329
Showing 1-10 of 46 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
IAH-SAN
HOU-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
IAH-SAN
HOU-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 $390). Flying from Houston to San Diego in June is currently the most expensive (average of $495). 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 August 5, 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 morning, which can drop the price by up to 7% 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 $355 and $496 in September.The cheapest round-trip price found within the last 5 days was $300 on Frontier (Sep 4-Sep 8).
How often are flights from Houston to San Diego delayed?
About 16% of weekly flights between Houston and San Diego have experienced delays in the past year, with the average delay time being 149 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?
Wednesday 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 16% 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 57 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 August 1, 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 August 5, 2026.
See what other customers who have flown with Southwest,United Airlines, andAmerican Airlines 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.
Crew
8.6
Overall
8.0
Comfort
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Overall
8.0
Comfort
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Overall
8.0
Comfort
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Overall
8.0
Comfort
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Overall
8.0
Comfort
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Crew
8.6
Overall
8.0
Comfort
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
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
Poway
La Mesa
Coronado
Santee
San Ysidro
Julian
Lemon Grove
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Houston and San Diego flights
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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 5, 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 2,558,603 searches. Data last updated August 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$136 | Average$260 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$216 | Average$488 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$290 | Average$434 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$300 | Average$466 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$309 | Average$470 | FlexibilityNo cancel fee | On-time69% |