$129+ Cheap flights from San Diego (SAN) to Houston
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 7/23. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — HOU
Jul 18 — Jul 251
Round-trip
1 adult, Economy
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Find cheap flights from San Diego to Houston 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 San Diego to Houston are usually found in August or September, booked 77 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday
Cheap flight deals from San Diego to Houston
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Cheapest flights from San Diego to HoustonExplore the most affordable flight options available from San Diego to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2026.
Explore the most affordable flight options available from San Diego to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/14. 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.
Mon 10/59:43 pm
SAN
- IAH
1 stop21h 21m
Frontier
Tue 10/137:58 pm
IAH
- SAN
1 stop6h 01m
Frontier
Deal found 6/14![Frontier logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 6/14. 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.
Thu 8/64:28 pm
SAN
- IAH
1 stop19h 31m
Frontier
Mon 8/108:43 pm
IAH
- SAN
1 stop19h 25m
Frontier
Deal found 6/14![Frontier logo]()
$258
This Kiwi.com deal was found by Cheapflights users on 6/15. 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.
Wed 9/166:25 am
SAN
- IAH
1 stop15h 44m
Frontier
Sun 9/277:44 pm
IAH
- SAN
1 stop6h 15m
Frontier
Deal found 6/15![Frontier logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 6/15. 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.
Fri 9/186:25 am
SAN
- IAH
1 stop10h 24m
Frontier
Sat 10/36:50 am
IAH
- SAN
1 stop10h 51m
Frontier
Deal found 6/15![Frontier logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” 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 7/196:25 am
SAN
- IAH
1 stop26h 09m
Frontier
Tue 7/288:43 pm
IAH
- SAN
1 stop19h 25m
Frontier
Deal found 6/13![Frontier logo]()
$261
This Frontier deal was found by Cheapflights users on 6/16. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/610:10 am
SAN
- IAH
1 stop9h 04m
Frontier
Tue 8/1111:51 am
IAH
- SAN
1 stop5h 52m
Frontier
Deal found 6/16![Frontier logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 6/17. 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 8/134:28 pm
SAN
- IAH
1 stop19h 31m
Frontier
Mon 8/1711:51 am
IAH
- SAN
1 stop5h 52m
Frontier
Deal found 6/17![Frontier logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/54:40 pm
SAN
- IAH
2 stops16h 47m
Frontier
Mon 8/108:43 pm
IAH
- SAN
1 stop19h 25m
Frontier
Deal found 6/18![Frontier logo]()
$267
This Kiwi.com deal was found by Cheapflights users on 6/15. 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 7/144:12 pm
SAN
- IAH
2 stops18h 10m
Frontier
Thu 7/1611:51 am
IAH
- SAN
1 stop5h 36m
Frontier
Deal found 6/15![Frontier logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 6/15. 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.
Fri 9/116:25 am
SAN
- IAH
1 stop10h 24m
Frontier
Mon 9/1410:15 pm
IAH
- SAN
1 stop19h 26m
Frontier
Deal found 6/15![Frontier logo]()
$269
This Frontier deal was found by Cheapflights users on 6/18. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1510:00 am
SAN
- IAH
1 stop12h 40m
Frontier
Wed 7/2211:51 am
IAH
- SAN
1 stop5h 52m
Frontier
Deal found 6/18![Frontier logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 6/16. 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.
Thu 7/164:12 pm
SAN
- IAH
1 stop19h 47m
Frontier
Mon 7/2010:09 pm
IAH
- SAN
2 stops19h 18m
Frontier
Deal found 6/16![Frontier logo]()
$272
Best flights from San Diego to HoustonDiscover carefully curated flight deals from San Diego to Houston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 18, 2026.
Discover carefully curated flight deals from San Diego to Houston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 18, 2026.
This Southwest deal was found by Cheapflights users on 6/16. 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.
Tue 9/228:35 am
SAN
- HOU
Nonstop3h 15m
Southwest
Tue 9/225:10 pm
HOU
- SAN
Nonstop3h 10m
Southwest
Deal found 6/16![Southwest logo]()
$337
This Alaska Airlines deal was found by Cheapflights users on 6/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1811:21 am
SAN
- IAH
1 stop10h 38m
Alaska Airlines
Wed 8/192:34 pm
IAH
- SAN
1 stop8h 20m
Alaska Airlines
Deal found 6/16![Alaska Airlines logo]()
$385
This Delta deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” 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 11/266:20 am
SAN
- HOU
1 stop8h 10m
Delta
Tue 12/15:35 pm
HOU
- SAN
1 stop7h 28m
Delta
Deal found 6/13![Delta logo]()
$385
This United Airlines deal was found by Cheapflights users on 6/16. 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.
Fri 7/3110:13 am
SAN
- IAH
Nonstop3h 27m
United Airlines
Tue 8/46:29 pm
IAH
- SAN
Nonstop3h 21m
United Airlines
Deal found 6/16![United Airlines logo]()
$401
This Southwest deal was found by Cheapflights users on 6/14. 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.
Tue 7/146:40 am
SAN
- HOU
Nonstop3h 25m
Southwest
Tue 7/213:30 pm
HOU
- SAN
1 stop4h 50m
Southwest
Deal found 6/14![Southwest logo]()
$343
This Southwest deal was found by Cheapflights users on 6/17. 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.
Wed 7/156:40 am
SAN
- HOU
Nonstop3h 25m
Southwest
Wed 7/222:40 pm
HOU
- SAN
1 stop6h 00m
Southwest
Deal found 6/17![Southwest logo]()
$347
This United Airlines deal was found by Cheapflights users on 6/16. 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.
Fri 8/288:00 am
SAN
- IAH
Nonstop3h 21m
United Airlines
Wed 9/24:24 pm
IAH
- SAN
Nonstop3h 22m
United Airlines
Deal found 6/16![United Airlines logo]()
$401
This Alaska Airlines deal was found by Cheapflights users on 6/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:15 am
SAN
- IAH
1 stop8h 58m
Alaska Airlines
Sat 10/32:52 pm
IAH
- SAN
1 stop10h 06m
Alaska Airlines
Deal found 6/15![Alaska Airlines logo]()
$413
This Southwest deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1012:45 pm
SAN
- HOU
Nonstop3h 05m
Southwest
Wed 11/112:45 pm
HOU
- SAN
2 stops7h 45m
Southwest
Deal found 6/13![Southwest logo]()
$348
This United Airlines deal was found by Cheapflights users on 6/15. 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.
Wed 9/1610:11 am
SAN
- IAH
Nonstop3h 21m
United Airlines
Wed 9/307:56 pm
IAH
- SAN
Nonstop3h 28m
United Airlines
Deal found 6/15![United Airlines logo]()
$427
This Alaska Airlines deal was found by Cheapflights users on 6/17. 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 9/237:45 am
SAN
- IAH
2 stops14h 14m
Alaska Airlines
Sun 9/277:02 am
IAH
- SAN
1 stop9h 40m
Alaska Airlines
Deal found 6/17![Alaska Airlines logo]()
$445
This United Airlines deal was found by Cheapflights users on 6/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1510:13 am
SAN
- IAH
Nonstop3h 27m
United Airlines
Wed 7/226:29 pm
IAH
- SAN
Nonstop3h 21m
United Airlines
Deal found 6/17![United Airlines logo]()
$427
This Southwest deal was found by Cheapflights users on 6/17. 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.
Thu 8/2012:35 pm
SAN
- HOU
Nonstop3h 15m
Southwest
Mon 8/248:50 pm
HOU
- SAN
Nonstop3h 15m
Southwest
Deal found 6/17![Southwest logo]()
$393
This United Airlines deal was found by Cheapflights users on 6/16. 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 8/183:04 pm
SAN
- IAH
Nonstop3h 15m
United Airlines
Wed 8/197:56 pm
IAH
- SAN
Nonstop3h 29m
United Airlines
Deal found 6/16![United Airlines logo]()
$427
This Southwest deal was found by Cheapflights users on 6/14. 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 8/38:40 pm
SAN
- HOU
Nonstop3h 15m
Southwest
Wed 8/55:10 pm
HOU
- SAN
Nonstop3h 10m
Southwest
Deal found 6/14![Southwest logo]()
$401
This United Airlines deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” 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 9/78:00 am
SAN
- IAH
Nonstop3h 21m
United Airlines
Fri 9/114:24 pm
IAH
- SAN
Nonstop3h 22m
United Airlines
Deal found 6/13![United Airlines logo]()
$429
This Southwest deal was found by Cheapflights users on 6/15. 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.
Fri 8/712:35 pm
SAN
- HOU
Nonstop3h 15m
Southwest
Wed 8/125:10 pm
HOU
- SAN
Nonstop3h 10m
Southwest
Deal found 6/15![Southwest logo]()
$401
This Southwest deal was found by Cheapflights users on 6/16. 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.
Thu 8/68:25 am
SAN
- HOU
1 stop5h 45m
Southwest
Mon 8/108:50 pm
HOU
- SAN
Nonstop3h 15m
Southwest
Deal found 6/16![Southwest logo]()
$403
This United Airlines deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” 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 11/2610:00 am
SAN
- IAH
Nonstop3h 10m
United Airlines
Tue 12/16:30 pm
IAH
- SAN
Nonstop3h 27m
United Airlines
Deal found 6/13![United Airlines logo]()
$455
Last-minute flights from San Diego to HoustonDiscover last-minute flight deals from San Diego to Houston. Data last updated June 18, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Houston. Data last updated June 18, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 6/14. 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.
Mon 7/68:51 pm
SAN
- IAH
1 stop13h 31m
Frontier
Mon 7/1311:51 am
IAH
- SAN
1 stop5h 36m
Frontier
Deal found 6/14![Frontier logo]()
$280
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 7/68:51 pm
SAN
- IAH
1 stop13h 31m
Frontier
Tue 7/216:10 am
IAH
- SAN
2 stops19h 54m
Frontier
Deal found 6/16![Frontier logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 6/15. 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.
Thu 7/94:12 pm
SAN
- IAH
1 stop19h 47m
Frontier
Mon 7/1311:51 am
IAH
- SAN
1 stop5h 36m
Frontier
Deal found 6/15![Frontier logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 7/1110:00 am
SAN
- IAH
1 stop12h 40m
Frontier
Wed 7/1511:51 am
IAH
- SAN
1 stop5h 52m
Frontier
Deal found 6/16![Frontier logo]()
$282
This Frontier deal was found by Cheapflights users on 6/18. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1110:00 am
SAN
- IAH
1 stop12h 40m
Frontier
Tue 7/1411:51 am
IAH
- SAN
1 stop5h 36m
Frontier
Deal found 6/18![Frontier logo]()
$284
This Kiwi.com deal was found by Cheapflights users on 6/15. 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 7/144:12 pm
SAN
- IAH
2 stops18h 10m
Frontier
Thu 7/1611:51 am
IAH
- SAN
1 stop5h 36m
Frontier
Deal found 6/15![Frontier logo]()
$268
This Frontier deal was found by Cheapflights users on 6/18. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1510:00 am
SAN
- IAH
1 stop12h 40m
Frontier
Wed 7/2211:51 am
IAH
- SAN
1 stop5h 52m
Frontier
Deal found 6/18![Frontier logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 6/16. 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.
Thu 7/164:12 pm
SAN
- IAH
1 stop19h 47m
Frontier
Mon 7/2010:09 pm
IAH
- SAN
2 stops19h 18m
Frontier
Deal found 6/16![Frontier logo]()
$272
This Kiwi.com deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” 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 7/196:25 am
SAN
- IAH
1 stop26h 09m
Frontier
Tue 7/288:43 pm
IAH
- SAN
1 stop19h 25m
Frontier
Deal found 6/13![Frontier logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 6/17. 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.
Sat 7/2510:00 am
SAN
- IAH
1 stop12h 40m
Frontier
Tue 8/1811:54 am
IAH
- SAN
1 stop10h 21m
Frontier
Deal found 6/17![Frontier logo]()
$281
This Southwest deal was found by Cheapflights users on 6/17. 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.
Tue 7/287:10 pm
SAN
- HOU
Nonstop3h 20m
Southwest
Tue 8/189:25 am
HOU
- SAN
Nonstop3h 15m
Southwest
Deal found 6/17![Southwest logo]()
$337
This Frontier deal was found by Cheapflights users on 6/17. 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.
Fri 7/3110:00 am
SAN
- IAH
1 stop9h 14m
Frontier
Tue 8/1811:54 am
IAH
- SAN
1 stop5h 38m
Frontier
Deal found 6/17![Frontier logo]()
$288
One-way flights from San Diego to HoustonSearch for one-way flight options from San Diego to Houston. Find affordable one-way fares based on user searches. Data last updated June 18, 2026.
Search for one-way flight options from San Diego to Houston. Find affordable one-way fares based on user searches. Data last updated June 18, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/234:12 pm
SAN
- IAH
1 stop19h 47m
Frontier
Deal found 6/18![Frontier logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 6/15. 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 7/138:51 pm
SAN
- IAH
1 stop13h 31m
Frontier
Deal found 6/15![Frontier logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” 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 9/89:53 pm
SAN
- IAH
2 stops12h 17m
Frontier
Deal found 6/13![Frontier logo]()
$133
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/129:57 am
SAN
- IAH
1 stop8h 55m
Frontier
Deal found 6/18![Frontier logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 6/16. 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.
Thu 9/109:57 am
SAN
- IAH
1 stop8h 55m
Frontier
Deal found 6/16![Frontier logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 6/15. 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.
Wed 7/154:38 pm
SAN
- IAH
1 stop19h 21m
Frontier
Deal found 6/15![Frontier logo]()
$138
This Super.com deal was found by Cheapflights users on 6/17. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/86:25 am
SAN
- IAH
1 stop26h 09m
Frontier
Deal found 6/17![Frontier logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 6/17. 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.
Wed 8/124:40 pm
SAN
- IAH
2 stops16h 47m
Frontier
Deal found 6/17![Frontier logo]()
$140
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/208:51 pm
SAN
- IAH
2 stops16h 01m
Frontier
Deal found 6/18![Frontier logo]()
$141
This Kiwi.com deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” 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 7/68:51 pm
SAN
- IAH
1 stop13h 31m
Frontier
Deal found 6/13![Frontier logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 6/17. 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.
Fri 9/118:32 pm
SAN
- IAH
1 stop13h 38m
Frontier
Deal found 6/17![Frontier logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 6/14. 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.
Wed 8/124:40 pm
SAN
- HOU
2 stops48h 33m
Multiple Airlines
Deal found 6/14![Multiple Airlines logo]()
$152
Find flight deals from San Diego to Houston
Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Houston (HO1). 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 June 18, 2026.
Round-trip from | $257 (Kiwi.com) |
|---|---|
One-way from | $129 (Kiwi.com) |
Popular in | June |
Cheapest in | August |
Average price | $509 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Diego to Houston 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 June 18, 2026.
Use the filters below to find and compare flights from San Diego to Houston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
San DiegoHouston
SAN - HOU
SANHOU
San Diego
Tue 9/22
8:35 am-1:50 pm
Nonstop3h 15m
Houston Hobby
Tue 9/22
5:10 pm-6:20 pm
Nonstop3h 10m
$337
San DiegoHouston
SAN - HOU
SANHOU
San Diego
Tue 7/14
6:40 am-12:05 pm
Nonstop3h 25m
Houston Hobby
Tue 7/21
3:30 pm-6:20 pm
1 stop4h 50m
$343
San DiegoHouston
SAN - HOU
SANHOU
San Diego
Wed 7/15
6:40 am-12:05 pm
Nonstop3h 25m
Houston Hobby
Wed 7/22
2:40 pm-6:40 pm
1 stop6h 00m
$347
San DiegoHouston
SAN - HOU
SANHOU
San Diego
Tue 11/10
12:45 pm-5:50 pm
Nonstop3h 05m
Houston Hobby
Wed 11/11
2:45 pm-8:30 pm
2 stops7h 45m
$348
San DiegoHouston
SAN - IAH
SANIAH
San Diego
Tue 8/18
11:21 am-11:59 pm
1 stop10h 38m
Houston George Bush Intcntl
Wed 8/19
2:34 pm-8:54 pm
1 stop8h 20m
$385
San DiegoHouston
SAN - HOU
SANHOU
San Diego
Thu 11/26
6:20 am-4:30 pm
1 stop8h 10m
Houston Hobby
Tue 12/1
5:35 pm-11:03 pm
1 stop7h 28m
$385
San DiegoHouston
SAN - HOU
SANHOU
San Diego
Thu 8/20
12:35 pm-5:50 pm
Nonstop3h 15m
Houston Hobby
Mon 8/24
8:50 pm-10:05 pm
Nonstop3h 15m
$393
San DiegoHouston
SAN - IAH
SANIAH
San Diego
Fri 7/31
10:13 am-3:40 pm
Nonstop3h 27m
Houston George Bush Intcntl
Tue 8/4
6:29 pm-7:50 pm
Nonstop3h 21m
$401
San DiegoHouston
SAN - IAH
SANIAH
San Diego
Fri 8/28
8:00 am-1:21 pm
Nonstop3h 21m
Houston George Bush Intcntl
Wed 9/2
4:24 pm-5:46 pm
Nonstop3h 22m
$401
San DiegoHouston
SAN - HOU
SANHOU
San Diego
Mon 8/3
8:40 pm-1:55 am
Nonstop3h 15m
Houston Hobby
Wed 8/5
5:10 pm-6:20 pm
Nonstop3h 10m
$401
Showing 1-10 of 39 resultsSorted by cheapest first
Best time to book a flight from San Diego to Houston
Have a flexible travel schedule? Discover the best time to fly to Houston from San Diego with our price prediction graph.
SAN-HO1
SAN-IAH
SAN-HOU
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 San Diego to Houston
SAN-HO1
SAN-IAH
SAN-HOU
What is the cheapest month to book a flight from San Diego to Houston?
Currently, October is the cheapest month in which you can book a flight from San Diego to Houston (average of $80). Flying from San Diego to Houston in June is currently the most expensive (average of $183). 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 SAN to HOU?
Find hourly flight availability from San Diego to Houston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 18, 2026.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 11% on flights from San Diego to Houston by exploring options for tickets in the evening.
How much does it cost to fly round-trip from San Diego to Houston?
How far ahead should I book a flight from San Diego to Houston?
The price you pay for your flight from San Diego to Houston may vary depending on when you book. For the best chance of a lower fare, look to book 20 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest day to fly from San Diego to Houston?
Use this chart to determine the cheapest time to fly round-trip from San Diego to Houston. Price data was last updated on June 13, 2026.
Travelers seeking maximum savings on their San Diego to Houston flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Wednesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
The best insider tips for San Diego to Houston 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 San Diego to Houston trip
Our travel experts
Reviews of airlines servicing Houston
Get insights into the airlines that provide service to Houston. 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 Houston. Reviews last updated June 18, 2026.
Read reviews from past customers who have flown Southwest,United Airlines, andFrontier from San Diego to Houston. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Food
7.0
Overall
7.9
Boarding
8.1
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Comfort
8.0
Food
7.0
Overall
7.9
Boarding
8.1
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Comfort
8.0
Food
7.0
Overall
7.9
Boarding
8.1
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Comfort
8.0
Food
7.0
Overall
7.9
Boarding
8.1
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Related info for your journey
Find useful and relevant information for your journey from San Diego to Houston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Complete your trip
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Search flights from San Diego to Houston by cabin class
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San Diego and Houston flights
Browse other San Diego and Houston flight options. Last updated on June 18, 2026.
Other flights from San Diego
Browse through other flights departing from San Diego. Flights are based on user searches made on Cheapflights and were last updated on June 18, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from San Diego to Houston
Discover the top 3 airlines that operate flights from San Diego to Houston. 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 June 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$146 | Average$263 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$254 | Average$486 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$257 | Average$472 | FlexibilityNo cancel fee | On-time63% |