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Flights Chicago → San Antonio

ORD → SAT

16.7
Average risk (Medium)
75%
On-time
17 min
Average delay
2.1%
Cancellations
2
Airlines

Route overview

The flight route from Chicago to San Antonio operates with a high frequency of 498 flights annually, using aircraft such as the Canadair Regional Jet 700, Embraer 175, and Embraer 170. With an on-time performance rate of 76%, these flights experience an average delay of 14.8 minutes, serving a busy destination airport that welcomed 9,462,449 passengers in the previous year.

Your rights on this US flight (DOT)

US flights have no statutory cash compensation for delays. Under the US DOT rules, if your flight is cancelled or significantly changed and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Amenities for controllable delays depend on each airline's contract of carriage.

US flight refund rules & checker →

General information, not legal advice.

The Chicago (ORD) → San Antonio (SAT) route is operated by American Airlines, United Airlines. Across 606 flights monitored in recent months, 75% arrived on time (within 15 min of schedule), with an average delay of 17 minutes. The cancellation rate is 2.15%. FlightGuard's average computed risk is 16.7/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At San Antonio the average ATFM delay is 2.0 minutes (main cause: atfm). Departing from Chicago the average ATFM delay is 2.0 minutes.

Heading to San Antonio: what to expect in this direction

Flying from Chicago (ORD) to San Antonio (SAT) heads south-west for about 1,677 km, a flight time of roughly 2h 31m.

Departures from Chicago on this leg cluster in the overnight window: about 36% of ORD-SAT flights take off then.

Air-traffic congestion: departing Chicago the average ATFM delay is 2.0 min (atfm); arriving into San Antonio it is 2.0 min (atfm).

Across 606 tracked ORD-SAT flights, 75% left on time with an average delay of 17 min and a 2.1% cancellation rate.

Route facts

Time difference
same timezone
Arrival (dest. local time)
09:31
Elevation SAT
809 ft
Typical aircraft
Canadair Regional Jet 700, Embraer 175
Est. CO₂/passenger
~218 kg

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Airline punctuality on this route

Airline On-time Average delay Cancellations
United Airlines (UA) 74% 10 min 6.9%
American Airlines (AA) 74% 16 min 3.0%

Frequently asked questions about ORD-SAT

On the Chicago (ORD) -> San Antonio (SAT) route, on-time performance is 75% with an average delay of 17 minutes, based on 606 tracked flights.

The cancellation rate on Chicago-San Antonio is 2.15% across 606 monitored flights.

The route is operated by 2 airlines: American Airlines, United Airlines.

Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at San Antonio, ATC delays, strikes, NOTAMs, fuel, airline punctuality and recent trends.

US flights have no statutory cash compensation for delays. Under US DOT rules, if the airline cancels or significantly changes your flight and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Meals or hotels for controllable delays depend on each airline's contract of carriage.