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Route · PNS → STL · 2020–2025 BTS data

Pensacola to St. Louis

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), PNS to STL (Pensacola to St. Louis) ranks #4727 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

85%
On-time
+6 pts
vs US avg
68 min
Delay when late
714
Flights
#4727 of 4927
Corpus placement

Cancelled

1.8%

Best Month

Aug 2021 90%

Worst Month

Jun 2021 84%

Distance

598 mi

Carriers

2

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Oct 2025 31 10 0 0 WN
Sep 2025 30 2 0 0 WN
Aug 2025 33 2 0 0 WN
Jul 2025 39 4 0 0 WN
Jun 2025 35 7 0 0 WN
Sep 2024 30 0 0 0 WN
Aug 2024 33 2 0 0 WN
Jul 2024 39 7 0 0 WN
Jun 2024 36 5 0 0 WN
Jul 2023 41 14 0 0 WN
Jun 2023 35 12 0 0 WN
Aug 2022 35 2 0 0 WN
Jul 2022 36 6 1 0 WN
Jun 2022 30 7 0 0 WN
Sep 2021 46 4 0 0 NK,WN
Aug 2021 62 6 9 0 NK,WN
Jul 2021 67 8 2 0 NK,WN
Jun 2021 56 9 1 0 NK,WN

Cancellation Rate

1.8%

13 of 714 flights

Diversion Rate

0.0%

0 of 714 flights

Explore origin & destination

On-time and delay data for the airports this route connects.

PNS - Pensacola

Full on-time, delay-cause, and seasonal performance for Pensacola, FL.

PNS on-time profile

STL - St. Louis

Full on-time, delay-cause, and seasonal performance for St. Louis, MO.

STL on-time profile

Compare the two airports

See PNS and STL side by side on delays, cancellations, and reliability.

Compare PNS vs STL

Origin-hub reliability standing

Among PNS's stronger departures

PNS → STL posts a 85% on-time rate, landing in the ≥85% band with 5 of 16 BTS-tracked routes leaving Pensacola. The same hub also shows 7 mid-band and 4 challenged departures · fleet-wide on-time rank #1229 of 4927 (highest on-time = #1).

What the Data Says About PNS to STL

Pensacola to St. Louis (PNS to STL) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 85% on-time rate across 714 flights, with delays that do happen averaging 67.6 minutes. The corridor runs roughly 598 miles and is served by 2 carriers. Over the most recent 24 months, 13 of 714 flights were cancelled (1.8%) and 0 diverted (0.0%).

Monthly performance varies moderately here: Aug 2021 was the strongest month at 90% on-time versus Jun 2021 at 84%, a 6-point difference.

On the multi-year calendar, PNS–STL peaks in September at 94.3% on-time while July carries the heaviest traffic (~44 flights per month) ; the softest month is October at 67.7%, a 26.6-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does PNS to STL rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, PNS to STL ranks #4727 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from PNS to STL? ▼
Flights from Pensacola to St. Louis have a 85% on-time rate based on 714 flights. The average delay is 67.6 minutes. The best recent month was Aug 2021 with 90% on-time.
What is the cancellation rate for PNS to STL? ▼
Over the last 24 months, 1.8% of flights on this route were cancelled (13 of 714 flights) and 0.0% were diverted.
How far is the flight from PNS to STL? ▼
The flight distance from Pensacola (PNS) to St. Louis (STL) is approximately 598 miles. This route is served by 2 carriers.
When is the best time to fly from PNS to STL? ▼
The best recent month for on-time performance was Aug 2021 (90% on-time). The worst was Jun 2021 (84% on-time). Consider booking during months with historically better performance.

Airports on this route

PNS Airport

Pensacola
STL Airport

St. Louis
Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Read our methodology - how this data is sourced, computed, and verified.

Using PNS–STL data

PNS–STL runs 6 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare PNS and STL airport profiles: delay causes and top routes differ even on the same corridor. PNS airport
  • If your dates flex, September (94.3% on-time) beats October (67.7%) on this corridor. Seasonal chart
  • 4 other routes post a similar 85% on-time rate; compare before you commit to this pairing. Similar routes

On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.