United Airlines
Star Alliance
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United States
San Diego International Airport
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United States
George Bush Intercontinental Airport
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Scan through all non-stop flights from San Diego to Houston. The full flight schedule below gives an overview of all non-stop flights from SAN to IAH, which includes the daily timetable of every operating airline for the upcoming 12 months.
Note: for airline-specific flight schedules, please scroll further down.
Houston is a humid subtropical or warm-temperate destination, featuring hot, humid summers with temperatures typically around 30°C (86°F) and mild to cool winters. The region is known for consistent rainfall throughout the year, peaking in summer. The area is known for its vibrant urban energy, diverse landscapes, and numerous outdoor activities.
You can visit Houston any time of the year, but the best months to explore are from to and from to .
Currently, there is only one airline operating non-stop flights from San Diego SAN to Houston IAH, which is United Airlines. This section gives an overview of the flight schedules and timetables of every airline with direct flights for this route.
Click an airline below to view their SAN IAH flight schedule.
Flights from SAN to IAH are operated 33 times a week, with an average of 5 flights per day. Departure times vary between 06:09 - 17:42. The earliest flight departs at 06:09, the last flight departs at 17:42. However, this depends on the date you are flying so please check with the full flight schedule above to see which departure times are available on your preferred date(s) of travel.
You can fly in Economy and Business Class. Premium Economy and First Class are not available on this route (at least not as a non-stop flight).
The fastest direct flight from San Diego to Houston takes 3 hours and 21 minutes. The flight distance between San Diego and Houston is 1,299 miles (or 2,091 km).
There are 2 airports in Houston: George Bush Intercontinental Airport (IAH) and William P. Hobby Airport (HOU).
There are 33 flights per week flying from San Diego to Houston (as of April 2026).
3 hours and 21 minutes is the average flight time from San Diego to Houston.
The distance from San Diego to Houston is 1,299 miles (2,091 kilometers).
United Airlines is the only airline flying nonstop from San Diego to Houston.
Star Alliance is currently the only alliance flying nonstop from San Diego to Houston.
You can fly non-stop in Economy and Business Class.
Aircraft types that fly from San Diego to Houston:
The earliest flight departs at 06:09 from San Diego and arrives at 11:33 at Houston.
The latest flight departs at 17:42 from San Diego and arrives at 22:52 at Houston.
1,299 miles (2,091 km) · 3h 21m
06:15
11:30
United Airlines
Star Alliance
UA 496
United Airlines
Boeing 737-900
Y
W
J
F
06:15
11:30
United Airlines
Star Alliance
UA 496
United Airlines
Boeing 737-800
Y
W
J
F
10:23
15:39
United Airlines
Star Alliance
UA 1980
United Airlines
Boeing 737-900
Y
W
J
F
10:23
15:38
United Airlines
Star Alliance
UA 1980
United Airlines
Boeing 737 MAX 9
Y
W
J
F
12:10
17:25
United Airlines
Star Alliance
UA 2237
United Airlines
Boeing 737 MAX 9
Y
W
J
F
12:10
17:25
United Airlines
Star Alliance
UA 2237
United Airlines
Boeing 737 MAX 9
Y
W
J
F
12:10
17:25
United Airlines
Star Alliance
UA 2237
United Airlines
Boeing 737-800
Y
W
J
F
12:10
17:25
United Airlines
Star Alliance
UA 2237
United Airlines
Boeing 737 MAX 9
Y
W
J
F
12:10
17:25
United Airlines
Star Alliance
UA 2237
United Airlines
Boeing 737 MAX 9
Y
W
J
F
12:10
17:25
United Airlines
Star Alliance
UA 2237
United Airlines
Boeing 737 MAX 9
Y
W
J
F
15:04
20:20
United Airlines
Star Alliance
UA 1950
United Airlines
Boeing 737-900
Y
W
J
F
15:04
20:19
United Airlines
Star Alliance
UA 1950
United Airlines
Boeing 737-900
Y
W
J
F
17:00
22:15
United Airlines
Star Alliance
UA 2683
United Airlines
Boeing 737-800
Y
W
J
F
17:00
22:15
United Airlines
Star Alliance
UA 2683
United Airlines
Boeing 737-800
Y
W
J
F
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