Nonstop flights from San Diego to Houston
United Airlines flies this route 4 times a day.
SANSan Diego International
1,301 mi · 28 flights a week
IAHHouston George Bush Intercontinental
When they leave
San Diego time8:00a3:04pFirst departure 8:00 AM, last 3:04 PM
Two in the morning, 8:00 AM to 10:13 AM, then two in the afternoon, 12:01 PM to 3:04 PM. Every flight runs daily.
Every flight
Earliest first
Schedules last checked Sep 19, 2026. Times are local.
Flying from San Diego to Houston
United Airlines is the only airline flying nonstop from San Diego to Houston, 4 times a day on the Boeing 737 and Boeing 737 MAX 9.
The first arrival in Houston is at 1:21 PM and the last at 8:19 PM. The flight covers 1,301 miles.
Flying back, Houston to San Diego has 28 nonstop flights a week. From San Diego, William P. Hobby (HOU) is the other Houston area airport with nonstop flights, 18 a week.
Return flights
Every Houston airport
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Find the cheapest day to fly from San Diego to Houston.
Schedules as of Oct 9, 2026.