Route · STL → JAX · 2020–2025 BTS data
St. Louis to Jacksonville
The STL–JAX corridor (St. Louis, MO → Jacksonville, FL) runs ahead of the national average, served by 1 carrier across roughly 753 miles.
Data updated 2026-06-13
- 80.2%
- On-time
- +1.2 pts
- vs US avg
- 56 min
- Delay when late
- 1,498
- Flights
Cancelled
1.1%
Best Month
Nov 2025 87%
Worst Month
Jul 2025 74%
Distance
753 mi
Carriers
1
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 58 | 10 | 0 | 0 | WN |
| Nov 2025 | 54 | 7 | 0 | 0 | WN |
| Oct 2025 | 57 | 14 | 0 | 0 | WN |
| Sep 2025 | 56 | 11 | 0 | 0 | WN |
| Aug 2025 | 57 | 10 | 0 | 0 | WN |
| Jul 2025 | 62 | 16 | 0 | 0 | WN |
| Jun 2025 | 60 | 14 | 0 | 0 | WN |
| May 2025 | 57 | 14 | 1 | 0 | WN |
| Apr 2025 | 50 | 10 | 0 | 0 | WN |
| Mar 2025 | 33 | 4 | 0 | 0 | WN |
| Oct 2024 | 35 | 1 | 0 | 0 | WN |
| Sep 2024 | 34 | 5 | 1 | 0 | WN |
| Aug 2024 | 35 | 6 | 1 | 0 | WN |
| Jul 2024 | 35 | 8 | 0 | 1 | WN |
| Jun 2024 | 34 | 7 | 0 | 0 | WN |
| May 2024 | 31 | 3 | 0 | 0 | WN |
| Apr 2024 | 31 | 6 | 0 | 0 | WN |
| Mar 2024 | 34 | 2 | 1 | 0 | WN |
| Oct 2023 | 31 | 4 | 0 | 0 | WN |
| Sep 2023 | 31 | 4 | 0 | 0 | WN |
| Aug 2023 | 35 | 5 | 1 | 0 | WN |
| Jul 2023 | 36 | 14 | 0 | 0 | WN |
| Jun 2023 | 31 | 9 | 0 | 0 | WN |
| Dec 2022 | 31 | 7 | 6 | 0 | WN |
Cancellation Rate
1.1%
11 of 1,008 flights
Diversion Rate
0.1%
1 of 1,008 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
STL - St. Louis
Full on-time, delay-cause, and seasonal performance for St. Louis, MO.
Origin airport →JAX - Jacksonville
Full on-time, delay-cause, and seasonal performance for Jacksonville, FL.
Destination airport →Compare the two airports
See STL and JAX side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to STL–JAX.
Routes with a similar on-time rate
What the Data Says About STL to JAX
1,498 tracked flights put the STL to JAX pairing (St. Louis to Jacksonville) at a 80.2% on-time rate, squarely in line with the wider network. Delays that do occur run 56.4 minutes on average. Across the 753-mile route and its 1 carrier, the trailing 24 months show 1.1% cancelled and 0.1% diverted (1,008 flights sampled).
Monthly performance varies moderately here: Nov 2025 was the strongest month at 87% on-time versus Jul 2025 at 74%, a 13-point difference.
Frequently Asked Questions
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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.
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.