Nonstop flights from San Antonio to Chicago

2 airlines fly this route, with up to 6 flights a day.

SATSan Antonio International

1,043 mi · 41 flights a week

ORDChicago O'Hare International

SATORD

When they leave

San Antonio time

6:30a6:52pFirst departure 6:30 AM, last 6:52 PM

Two in the morning, 6:30 AM to 7:28 AM, then two in the afternoon, 12:55 PM to 1:33 PM, then two in the evening, 5:27 PM to 6:52 PM.

Every flight

Earliest first

6:30 AM→9:30 AMUnited AirlinesBoeing 737-800Daily
7:28 AM→10:35 AMAmerican AirlinesAirbus A319Daily
12:55 PM→3:55 PMUnited AirlinesAirbus A320Daily
1:33 PM→4:39 PMAmerican AirlinesAirbus A319Daily
5:27 PM→8:27 PMUnited AirlinesAirbus A320Daily
6:52 PM→10:05 PMAmerican AirlinesEmbraer 175Mon, Tue, Wed, Thu, Fri, Sun

Schedules last checked Sep 20, 2026. Times are local.

Flying from San Antonio to Chicago

United Airlines flies most often, 3 times a day on the Airbus A320 and Boeing 737-800. American Airlines flies 2 to 3 times a day on the Airbus A319 and Embraer 175.

There are 5 or 6 flights every day of the week. The first arrival in Chicago is at 9:30 AM and the last at 10:05 PM. The flight covers 1,043 miles.

Flying back, Chicago to San Antonio has 40 nonstop flights a week. From San Antonio, Midway (MDW) is the other Chicago area airport with nonstop flights, 13 a week.