LGB to STL flight delays & on-time performance
Nonstop flights from Long Beach International Airport to St. Louis Lambert International Airport · 1,581 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at LGB or STL right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Long Beach (LGB) to St. Louis (STL) arrived on time 89% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0% were cancelled, and 1% arrived an hour or more late.
- Southwest Airlines is the only airline reporting nonstop flights on this route.
- Departures scheduled around 11am did best (94% on time); around 12pm did worst (89%).
- Wednesday was the most reliable day to fly (100% on time) and Friday the least (77%).
- The largest source of delay minutes was late-arriving aircraft (83%).
Which airline is most on time from LGB to STL?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Southwest Airlines | 89% | 0.0% | 4 min | 1.2% | 84 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 10am85%13 flights
- 11am94%18 flights
- 12pm89%35 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday92%0.0% cancelled
- Tuesday85%0.0% cancelled
- Wednesday100%0.0% cancelled
- Thursday92%0.0% cancelled
- Friday77%0.0% cancelled
- Saturday100%0.0% cancelled
- Sunday85%0.0% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft83%
- Air traffic control & airport congestion10%
- Airline (crew, maintenance, cleaning, fueling)8%
- Extreme weather0%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
No cancellation causes recorded in this period.
LGB to STL: common questions
- How often are LGB to STL flights on time?
- 89% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Long Beach to St. Louis cancelled?
- 0.0% of scheduled flights were cancelled (0 of 84).
- How long are typical delays?
- Across all flights the average arrival delay was 4 min (early arrivals count as zero). Flights that were late arrived 30 min behind schedule on average, and 1.2% of flights were an hour or more late.
- How long is taxi time at LGB?
- Flights on this route spent 10 min taxiing from the gate to takeoff on average.
Related routes
Return trip: STL to LGB — 75% on time
More flights from Long Beach
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: LGB → STL, nonstop flights by US airlines that report to the DOT. How we calculate this.