Direct flights from San Antonio to Houston
All flights from SAT to IAH non-stop. There are direct flights from San Antonio International (SAT), Texas, USA to George Bush Intcntl Houston (IAH), Texas, USA with United Airlines. 49 weekly departures are currently scheduled on this route. Departure times range from 05:15 to 19:30 depending on the schedule period. The flight distance is 191 miles (307 km). Flight time ranges from 59 minutes to 1 hour and 15 minutes.
San Antonio
, USA
Flight schedule from San Antonio to Houston with United Airlines
This is a weekly direct flight schedule for United Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.
Flight
The timetable & schedule information was updated at 2026-08-31
San Antonio to Houston scheduled departures
Select a date to see every published non-stop departure between SAT and IAH.
SAT - IAH route facts
-
Distance191 miles (307 km)
-
Flight time59 minutes to 1 hour and 15 minutes
-
Airline United
-
Airline alliancesStar Alliance
-
CabinsEconomy Business First
-
Hub airportsIAH
-
Departure terminalsTerminal B
-
Arrival terminalsTerminal C and Terminal B
-
AircraftBoeing 737-900 Passenger, Boeing 737-800 Passenger, Airbus A320, Boeing 737MAX 9 Passenger, Boeing 737-700 Passenger, Airbus A319, Embraer 175 (Enhanced Winglets) and Boeing 737MAX 8 Passenger
Route FAQ
Domestic flights from San Antonio (SAT)
From San Antonio to Dallas
DFW Dallas Fort Worth International
From San Antonio to Denver
DEN Denver International
From San Antonio to Atlanta
ATL Hartsfield–Jackson Atlanta International Airport
From San Antonio to Dallas
DAL Dallas Love Fld
From San Antonio to Chicago
ORD Chicago O Hare International
From San Antonio to Las Vegas
LAS Harry Reid International Airport
From San Antonio to Phoenix
PHX Phoenix Sky Harbor International
From San Antonio to Los Angeles
LAX Los Angeles International
From San Antonio to Houston
HOU William P. Hobby Airport
From San Antonio to Nashville
BNA Nashville International
