St. Louis (STL) to Omaha (OMA): On-Time Performance
Data through May 2026
The calendar drives reliability on STL–OMA. November 2024 flights landed on schedule 97% of the time, but July 2024 dropped to 59% — a gap of 38 points. Across the full period the route averages 80% on-time against a national 78%. Morning departures also hold up better than evening ones (90% vs 70%), which matters most in the rough months.
- On-time
- 80%
- arrived <15 min late
- Avg delay
- 12 min
- completed flights
- Cancelled
- 0.9%
- Flights/day
- 2.3
- last 12 months
- Duration
- 1h 18m
- scheduled
- Distance
- 342 mi
Monthly on-time trend
Best time to fly from STL to OMA
Aim for departures around 8 a.m. (93% on-time); avoid 9 p.m. departures (62%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 80% | 12 min |
| Tuesdaybest | 86% | 9 min |
| Wednesday | 86% | 8 min |
| Thursday | 81% | 11 min |
| Friday | 83% | 8 min |
| Saturday | 74% | 15 min |
| Sunday | 72% | 20 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft66%
- Airline operations22%
- National airspace system10%
- Weather2%
Frequently asked questions
- How often are flights from STL to OMA delayed?
- 20% of STL–OMA flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 12 minutes.
- What is the best time of day to fly from STL to OMA?
- Departures around 8 a.m. have the best record (93% on-time), while departures around 9 p.m. have the worst (62%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from STL to OMA?
- The scheduled STL–OMA flight time averages 1h 18m over 342 miles. Actual arrival times vary — flights on this route land 15+ minutes late 20% of the time.
- How often are STL to OMA flights cancelled?
- 0.9% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What is the worst month to fly from STL to OMA?
- July 2024 was the roughest month in this dataset, with only 59% of arrivals on time. The best was November 2024 at 97%. If your dates are flexible, that 38-point gap is worth planning around.
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Based on 1,599 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.