Flights Los Angeles → St. Louis
LAX → STL
How long is the flight from Los Angeles to St. Louis?
The flight from Los Angeles (LAX) to St. Louis (STL) takes about 3h 37m. This is an estimate based on the distance between the two airports: the real time depends on the aircraft, wind and any stops.
Route overview
The flight route from Los Angeles to St. Louis, with origins dating back to an airport opened in 1926, sees a moderate on-time performance rate of 65%, with flights typically experiencing delays averaging 16.2 minutes. The route is serviced by McDonnell Douglas MD-83 and Boeing 737-300 aircraft, connecting to the destination city's busy airport which handles over thirteen million 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 Los Angeles (LAX) → St. Louis (STL) route is operated by American Airlines, Alaska Airlines, Southwest Airlines. Across 581 flights monitored in recent months, 69% arrived on time (within 15 min of schedule), with an average delay of 16 minutes. The cancellation rate is 0.86%. FlightGuard's average computed risk is 20.1/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At St. Louis the average ATFM delay is 5.5 minutes (main cause: atfm). Departing from Los Angeles the average ATFM delay is 5.5 minutes.
Heading to St. Louis: what to expect in this direction
Flying from Los Angeles (LAX) to St. Louis (STL) heads east for about 2,557 km, a flight time of roughly 3h 37m.
Departures from Los Angeles on this leg cluster in the morning window: about 57% of LAX-STL flights take off then.
Air-traffic congestion: departing Los Angeles the average ATFM delay is 5.5 min (atfm); arriving into St. Louis it is 5.5 min (atfm).
Across 581 tracked LAX-STL flights, 69% left on time with an average delay of 16 min and a 0.9% cancellation rate.
Route facts
Flights on this route
Check the risk of a specific flight.
Flexible on this trip? Compare flights
Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| Alaska Airlines (AS) | 85% | -1 min | 0.5% |
| American Airlines (AA) | 79% | 6 min | 1.1% |
| Southwest Airlines (WN) | 75% | 5 min | 0.3% |
Airlines operating LAX-STL
Airports
Frequently asked questions about LAX-STL
The flight from Los Angeles (LAX) to St. Louis (STL) takes about 3h 37m. This is an estimate based on the distance between the two airports: the real time depends on the aircraft, wind and any stops.
On the Los Angeles (LAX) -> St. Louis (STL) route, on-time performance is 69% with an average delay of 16 minutes, based on 581 tracked flights.
The cancellation rate on Los Angeles-St. Louis is 0.86% across 581 monitored flights.
The route is operated by 3 airlines: American Airlines, Alaska Airlines, 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.
