Flights New Orleans → St. Louis
MSY → STL
Route overview
The flight route from New Orleans to St. Louis operates with a relatively high level of punctuality, with 75% of flights arriving on time. On average, the flights experience a delay of about 12.1 minutes when they are not on schedule, based on a total of 199 recorded flights. The destination airport serves over thirteen million passengers annually, indicating significant traffic and demand for this route.
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 New Orleans (MSY) → St. Louis (STL) route is operated by Southwest Airlines. Across 260 flights monitored in recent months, 75% arrived on time (within 15 min of schedule), with an average delay of 12 minutes. The cancellation rate is 1.54%. FlightGuard's average computed risk is 17.7/100 (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 New Orleans the average ATFM delay is 2.0 minutes.
Heading to St. Louis: what to expect in this direction
Flying from New Orleans (MSY) to St. Louis (STL) heads north for about 974 km, a flight time of roughly 1h 38m.
Departures from New Orleans on this leg cluster in the overnight window: about 46% of MSY-STL flights take off then.
Air-traffic congestion: departing New Orleans the average ATFM delay is 2.0 min (atfm); arriving into St. Louis it is 2.0 min (atfm).
Across 260 tracked MSY-STL flights, 75% left on time with an average delay of 12 min and a 1.5% cancellation rate.
Route facts
Flights on this route
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| Southwest Airlines (WN) | 73% | 6 min | 3.1% |
Airlines operating MSY-STL
Airports
Frequently asked questions about MSY-STL
On the New Orleans (MSY) -> St. Louis (STL) route, on-time performance is 75% with an average delay of 12 minutes, based on 260 tracked flights.
The cancellation rate on New Orleans-St. Louis is 1.54% across 260 monitored flights.
The route is operated by 1 airline: 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.
