Tulsa (TUL) to St. Louis (STL): On-Time Performance
Data through July 2026
Tulsa (TUL) to St. Louis (STL) effectively runs on two schedules. In November 2024, 98% of arrivals were on time; in June 2025 that fell to 75% — a 23-point seasonal swing. Across the full period the route averages 90% on-time against a national 78%. Morning departures also hold up better than evening ones (97% vs 79%), which matters most in the rough months.
- On-time
- 90%
- arrived <15 min late
- Avg delay
- 7 min
- completed flights
- Cancelled
- 1.0%
- Flights/day
- 1.1
- last 12 months
- Duration
- 1h 17m
- scheduled
- Distance
- 351 mi
Monthly on-time trend
Best time to fly from TUL to STL
Aim for departures around 6 a.m. (98% on-time); avoid 6 p.m. departures (76%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 90% | 5 min |
| Tuesday | 93% | 5 min |
| Wednesdaybest | 93% | 4 min |
| Thursday | 88% | 7 min |
| Friday | 90% | 6 min |
| Saturday | 92% | 7 min |
| Sunday | 84% | 12 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft60%
- Airline operations22%
- National airspace system9%
- Weather8%
Frequently asked questions
- How often are flights from TUL to STL delayed?
- 10% of TUL–STL flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 7 minutes.
- What is the best time of day to fly from TUL to STL?
- Departures around 6 a.m. have the best record (98% on-time), while departures around 6 p.m. have the worst (76%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from TUL to STL?
- The scheduled TUL–STL flight time averages 1h 17m over 351 miles. Actual arrival times vary — flights on this route land 15+ minutes late 10% of the time.
- How often are TUL to STL flights cancelled?
- 1% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
- What is the worst month to fly from TUL to STL?
- June 2025 was the roughest month in this dataset, with only 75% of arrivals on time. The best was November 2024 at 98%. If your dates are flexible, that 23-point gap is worth planning around.
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Based on 1,144 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.