Route · OKC → STL · 2020–2025 BTS data
Oklahoma City to St. Louis
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), OKC to STL (Oklahoma City to St. Louis) ranks #3163 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 88.6%
- On-time
- +9.6 pts
- vs US avg
- 58 min
- Delay when late
- 3,372
- Flights
- #3163 of 4927
- Corpus placement
Cancelled
0.8%
Best Month
Jan 2025 98%
Worst Month
Apr 2025 73%
Distance
462 mi
Carriers
2
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 60 | 8 | 0 | 0 | WN |
| Nov 2025 | 59 | 7 | 1 | 0 | MQ,WN |
| Oct 2025 | 58 | 8 | 0 | 0 | WN |
| Sep 2025 | 56 | 4 | 0 | 0 | WN |
| Aug 2025 | 58 | 5 | 0 | 0 | WN |
| Jul 2025 | 61 | 12 | 2 | 0 | WN |
| Jun 2025 | 60 | 15 | 0 | 0 | WN |
| May 2025 | 57 | 8 | 0 | 0 | WN |
| Apr 2025 | 56 | 15 | 0 | 0 | WN |
| Mar 2025 | 58 | 1 | 0 | 0 | WN |
| Feb 2025 | 54 | 4 | 1 | 0 | WN |
| Jan 2025 | 59 | 1 | 4 | 0 | WN |
| Dec 2024 | 60 | 4 | 0 | 0 | WN |
| Nov 2024 | 57 | 4 | 0 | 0 | WN |
| Oct 2024 | 58 | 4 | 0 | 0 | WN |
| Sep 2024 | 56 | 6 | 0 | 0 | WN |
| Aug 2024 | 58 | 9 | 0 | 0 | WN |
| Jul 2024 | 62 | 9 | 0 | 0 | WN |
| Jun 2024 | 58 | 8 | 0 | 0 | WN |
| May 2024 | 58 | 12 | 0 | 0 | WN |
| Apr 2024 | 57 | 5 | 1 | 1 | WN |
| Mar 2024 | 61 | 9 | 0 | 0 | WN |
| Feb 2024 | 54 | 4 | 0 | 0 | WN |
| Jan 2024 | 58 | 11 | 2 | 0 | WN |
OKC–STL seasonal on-time pattern
Best: February (91.7%) · weakest: May (82.7%)
Strongest calendar month
February
91.7% on-time · ~51 flights/mo
Busiest calendar month
August
~53 flights/mo avg
Weakest calendar month
May
82.7% on-time · ~47 flights/mo
Cancellation Rate
0.8%
11 of 1,393 flights
Diversion Rate
0.1%
1 of 1,393 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
OKC - Oklahoma City
Full on-time, delay-cause, and seasonal performance for Oklahoma City, OK.
OKC on-time profileSTL - St. Louis
Full on-time, delay-cause, and seasonal performance for St. Louis, MO.
STL on-time profileCompare the two airports
See OKC and STL side by side on delays, cancellations, and reliability.
Compare OKC vs STLOrigin-hub reliability standing
Among OKC's stronger departures
OKC → STL posts a 88.6% on-time rate, landing in the ≥85% band with 8 of 21 BTS-tracked routes leaving Oklahoma City. The same hub also shows 13 mid-band and 0 challenged departures · fleet-wide on-time rank #314 of 4927 (highest on-time = #1).
Similar routes
Other BTS-tracked routes with comparable performance or trip length to OKC–STL.
Routes with a similar on-time rate
What the Data Says About OKC to STL
Oklahoma City to St. Louis (OKC to STL) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 88.6% on-time rate across 3,372 flights, with delays that do happen averaging 57.6 minutes. The corridor runs roughly 462 miles and is served by 2 carriers. Over the most recent 24 months, 11 of 1,393 flights were cancelled (0.8%) and 1 diverted (0.1%).
The monthly split is wide on this route: Jan 2025 posted the strongest performance at 98% on-time, while Apr 2025 came in at just 73% - a 25-point swing worth factoring into travel timing.
On the multi-year calendar, OKC–STL peaks in February at 91.7% on-time while August carries the heaviest traffic (~53 flights per month) ; the softest month is May at 82.7%, a 9.0-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does OKC to STL rank among US routes by traffic? ▼
How often are flights delayed from OKC to STL? ▼
What is the cancellation rate for OKC to STL? ▼
How far is the flight from OKC to STL? ▼
When is the best time to fly from OKC to STL? ▼
Airports on this route
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 OKC–STL data
OKC–STL runs 9.6 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.
- Compare OKC and STL airport profiles: delay causes and top routes differ even on the same corridor. OKC airport
- If your dates flex, February (91.7% on-time) beats May (82.7%) on this corridor. Seasonal chart
- 4 other routes post a similar 88.6% 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.
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.