Route · CLE → STL · 2020–2025 BTS data
Cleveland to St. Louis
The CLE–STL corridor (Cleveland, OH → St. Louis, MO) runs ahead of the national average, served by 1 carrier across roughly 487 miles.
Data updated 2026-06-13
- 87.1%
- On-time
- +8.1 pts
- vs US avg
- 59 min
- Delay when late
- 3,053
- Flights
Cancelled
1.0%
Best Month
Sep 2024 96%
Worst Month
Dec 2024 69%
Distance
487 mi
Carriers
1
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 57 | 13 | 0 | 0 | WN |
| Nov 2025 | 54 | 8 | 0 | 0 | WN |
| Oct 2025 | 58 | 3 | 0 | 0 | WN |
| Sep 2025 | 69 | 9 | 0 | 0 | WN |
| Aug 2025 | 68 | 9 | 1 | 0 | WN |
| Jul 2025 | 61 | 12 | 0 | 0 | WN |
| Jun 2025 | 60 | 5 | 0 | 0 | WN |
| May 2025 | 56 | 11 | 1 | 0 | WN |
| Apr 2025 | 55 | 5 | 1 | 0 | WN |
| Mar 2025 | 53 | 6 | 1 | 1 | WN |
| Feb 2025 | 52 | 8 | 2 | 0 | WN |
| Jan 2025 | 58 | 8 | 4 | 0 | WN |
| Dec 2024 | 58 | 18 | 0 | 0 | WN |
| Nov 2024 | 54 | 3 | 0 | 0 | WN |
| Oct 2024 | 58 | 4 | 0 | 0 | WN |
| Sep 2024 | 69 | 3 | 0 | 0 | WN |
| Aug 2024 | 70 | 9 | 1 | 0 | WN |
| Jul 2024 | 60 | 10 | 0 | 0 | WN |
| Jun 2024 | 59 | 11 | 0 | 0 | WN |
| May 2024 | 57 | 17 | 0 | 0 | WN |
| Apr 2024 | 55 | 7 | 0 | 0 | WN |
| Mar 2024 | 53 | 6 | 0 | 0 | WN |
| Feb 2024 | 54 | 7 | 0 | 0 | WN |
| Jan 2024 | 58 | 11 | 3 | 0 | WN |
Cancellation Rate
1.0%
14 of 1,406 flights
Diversion Rate
0.1%
1 of 1,406 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
CLE - Cleveland
Full on-time, delay-cause, and seasonal performance for Cleveland, OH.
Origin airport →STL - St. Louis
Full on-time, delay-cause, and seasonal performance for St. Louis, MO.
Destination airport →Compare the two airports
See CLE and STL side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to CLE–STL.
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What the Data Says About CLE to STL
Cleveland to St. Louis (CLE to STL) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 87.1% on-time rate across 3,053 flights, with delays that do happen averaging 59.4 minutes. The corridor runs roughly 487 miles and is served by 1 carrier. Over the most recent 24 months, 14 of 1,406 flights were cancelled (1.0%) and 1 diverted (0.1%).
The monthly split is wide on this route: Sep 2024 posted the strongest performance at 96% on-time, while Dec 2024 came in at just 69% - a 27-point swing worth factoring into travel timing.
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.