St. Louis (STL) to Valparaiso (VPS): On-Time Performance
Data through May 2026
St. Louis (STL) to Valparaiso (VPS) is a thinner route than most in this dataset — 138 departures over the past year, roughly 3 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 82% arrived on time.
- On-time
- 82%
- arrived <15 min late
- Avg delay
- 10 min
- completed flights
- Cancelled
- 0.0%
- Flights/day
- 0.38
- last 12 months
- Duration
- 1h 49m
- scheduled
- Distance
- 610 mi
Monthly on-time trend
Best time to fly from STL to VPS
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 79% | 17 min |
| Tuesdaybest | 92% | 4 min |
| Wednesdaybest | 92% | 5 min |
| Thursday | 71% | 11 min |
| Friday | 69% | 23 min |
| Saturday | 83% | 8 min |
| Sunday | 82% | 11 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft51%
- Airline operations27%
- National airspace system22%
Frequently asked questions
- How often are flights from STL to VPS delayed?
- 18% of STL–VPS 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 10 minutes.
- How long is the flight from STL to VPS?
- The scheduled STL–VPS flight time averages 1h 49m over 610 miles. Actual arrival times vary — flights on this route land 15+ minutes late 18% of the time.
- How often are STL to VPS flights cancelled?
- 0% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
Explore related pages
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Related guides
Based on 242 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.