Flights Detroit → St. Louis
DTW → STL
Route overview
The flight route from Detroit to St. Louis operates with a high frequency of 445 flights, using both Airbus A320 and Boeing 717 aircraft models. With an on-time performance rate of 76%, the average delay for these flights is approximately 13.8 minutes, serving one of the busiest airports in terms of annual passenger traffic with over 13 million passengers.
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 Detroit (DTW) → St. Louis (STL) route is operated by Delta Air Lines, Southwest Airlines. Across 572 flights monitored in recent months, 78% arrived on time (within 15 min of schedule), with an average delay of 12 minutes. The cancellation rate is 1.57%. FlightGuard's average computed risk is 23.8/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At St. Louis the average ATFM delay is 2.0 minutes (main cause: atfm). Departing from Detroit the average ATFM delay is 2.0 minutes.
Heading to St. Louis: what to expect in this direction
Flying from Detroit (DTW) to St. Louis (STL) heads south-west for about 707 km, a flight time of roughly 1h 18m.
Departures from Detroit on this leg cluster in the overnight window: about 36% of DTW-STL flights take off then.
Air-traffic congestion: departing Detroit the average ATFM delay is 2.0 min (atfm); arriving into St. Louis it is 2.0 min (atfm).
Across 572 tracked DTW-STL flights, 78% left on time with an average delay of 12 min and a 1.6% cancellation rate.
Route facts
Flights on this route
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| Delta Air Lines (DL) | 80% | 8 min | 1.8% |
| Southwest Airlines (WN) | 73% | 6 min | 3.1% |
Airlines operating DTW-STL
Airports
Frequently asked questions about DTW-STL
On the Detroit (DTW) -> St. Louis (STL) route, on-time performance is 78% with an average delay of 12 minutes, based on 572 tracked flights.
The cancellation rate on Detroit-St. Louis is 1.57% across 572 monitored flights.
The route is operated by 2 airlines: Delta Air Lines, Southwest Airlines.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at St. Louis, 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.
