Flights St. Louis → Los Angeles
STL → LAX
Route overview
This flight route connects St. Louis to Los Angeles, operating with a McDonnell Douglas MD-83 aircraft and has an on-time performance rate of 78%. Over the past year, it has recorded an average delay time of 19.5 minutes per flight out of a total of 223 flights. The destination airport, which opened in 1926, serves over 76 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 St. Louis (STL) → Los Angeles (LAX) route is operated by American Airlines, Alaska Airlines, Southwest Airlines. Across 319 flights monitored in recent months, 75% arrived on time (within 15 min of schedule), with an average delay of 18 minutes. The cancellation rate is 1.25%. FlightGuard's average computed risk is 19.2/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Los Angeles the average ATFM delay is 2.0 minutes (main cause: atfm). Departing from St. Louis the average ATFM delay is 2.0 minutes.
Heading to Los Angeles: what to expect in this direction
Flying from St. Louis (STL) to Los Angeles (LAX) heads west for about 2,557 km, a flight time of roughly 3h 37m.
Departures from St. Louis on this leg cluster in the overnight window: about 60% of STL-LAX flights take off then.
Air-traffic congestion: departing St. Louis the average ATFM delay is 2.0 min (atfm); arriving into Los Angeles it is 2.0 min (atfm).
Across 319 tracked STL-LAX flights, 75% left on time with an average delay of 18 min and a 1.3% 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% |
| Southwest Airlines (WN) | 73% | 6 min | 3.1% |
| Alaska Airlines (AS) | 67% | 10 min | 11.9% |
Airlines operating STL-LAX
Airports
Frequently asked questions about STL-LAX
On the St. Louis (STL) -> Los Angeles (LAX) route, on-time performance is 75% with an average delay of 18 minutes, based on 319 tracked flights.
The cancellation rate on St. Louis-Los Angeles is 1.25% across 319 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 Los Angeles, 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.
