Flights Chicago → Chattanooga
ORD → CHA
Route overview
The flight route from Chicago to Chattanooga operates with an average on-time performance rate of 72%, with flights typically experiencing a mean delay of 21.8 minutes. Over the course of a year, this route sees approximately 468 flights using Embraer RJ145 and RJ140 aircraft, serving an airport that handles around 836,986 passengers annually.
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) → Chattanooga (CHA) route is operated by American Airlines. Across 553 flights monitored in recent months, 71% arrived on time (within 15 min of schedule), with an average delay of 23 minutes. The cancellation rate is 5.61%. FlightGuard's average computed risk is 27.3/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Chattanooga the average ATFM delay is 2.0 minutes (main cause: atfm). Departing from Chicago the average ATFM delay is 2.0 minutes.
Heading to Chattanooga: what to expect in this direction
Flying from Chicago (ORD) to Chattanooga (CHA) heads south for about 807 km, a flight time of roughly 1h 26m.
Departures from Chicago on this leg cluster in the midday window: about 41% of ORD-CHA flights take off then.
Air-traffic congestion: departing Chicago the average ATFM delay is 2.0 min (atfm); arriving into Chattanooga it is 2.0 min (atfm).
Across 553 tracked ORD-CHA flights, 71% left on time with an average delay of 23 min and a 5.6% cancellation rate.
Route facts
Flights on this route
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| American Airlines (AA) | 74% | 16 min | 3.0% |
Airlines operating ORD-CHA
Airports
Frequently asked questions about ORD-CHA
On the Chicago (ORD) -> Chattanooga (CHA) route, on-time performance is 71% with an average delay of 23 minutes, based on 553 tracked flights.
The cancellation rate on Chicago-Chattanooga is 5.61% across 553 monitored flights.
The route is operated by 1 airline: American Airlines.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at Chattanooga, 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.
