STL to PNS flight delays & on-time performance
Nonstop flights from St. Louis Lambert International Airport to Pensacola International Airport · 598 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at STL or PNS right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from St. Louis (STL) to Pensacola (PNS) arrived on time 85% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0% were cancelled, and 3% arrived an hour or more late.
- Southwest Airlines is the only airline reporting nonstop flights on this route.
- Departures scheduled around 8am did best (96% on time); around 2pm did worst (71%).
- Tuesday was the most reliable day to fly (92% on time) and Saturday the least (82%).
- The largest source of delay minutes was late-arriving aircraft (49%).
Which airline is most on time from STL to PNS?
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 | 85% | 0.0% | 9 min | 3.3% | 216 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 8am96%50 flights
- 10am91%32 flights
- 11am64%14 flights
- 12pm90%21 flights
- 2pm71%42 flights
- 3pm82%38 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday84%0.0% cancelled
- Tuesday92%0.0% cancelled
- Wednesday88%0.0% cancelled
- Thursday85%0.0% cancelled
- Friday82%0.0% cancelled
- Saturday82%0.0% cancelled
- Sunday83%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 aircraft49%
- Airline (crew, maintenance, cleaning, fueling)37%
- Air traffic control & airport congestion13%
- Extreme weather0%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
No cancellation causes recorded in this period.
STL to PNS: common questions
- How often are STL to PNS flights on time?
- 85% 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 St. Louis to Pensacola cancelled?
- 0.0% of scheduled flights were cancelled (0 of 216).
- How long are typical delays?
- Across all flights the average arrival delay was 9 min (early arrivals count as zero). Flights that were late arrived 54 min behind schedule on average, and 3.3% of flights were an hour or more late.
- How long is taxi time at STL?
- Flights on this route spent 11 min taxiing from the gate to takeoff on average.
Related routes
Return trip: PNS to STL — 85% on time
More flights from St. Louis
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: STL → PNS, nonstop flights by US airlines that report to the DOT. How we calculate this.