Denver (DEN) to Springfield (SGF): On-Time Performance
Data through May 2026
The calendar drives reliability on DEN–SGF. November 2025 flights landed on schedule 93% of the time, but July 2025 dropped to 57% — a gap of 37 points. Across the full period the route averages 77% on-time against a national 78%. Morning departures also hold up better than evening ones (82% vs 71%), which matters most in the rough months.
- On-time
- 77%
- arrived <15 min late
- Avg delay
- 17 min
- completed flights
- Cancelled
- 0.9%
- Flights/day
- 3.5
- last 12 months
- Duration
- 1h 59m
- scheduled
- Distance
- 637 mi
Monthly on-time trend
Best time to fly from DEN to SGF
Aim for departures around 9 a.m. (82% on-time); avoid 6 p.m. departures (63%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 76% | 17 min |
| Tuesday | 77% | 18 min |
| Wednesday | 77% | 14 min |
| Thursdaybest | 79% | 15 min |
| Friday | 75% | 17 min |
| Saturday | 78% | 17 min |
| Sunday | 76% | 22 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft31%
- Airline operations33%
- National airspace system23%
- Weather13%
Frequently asked questions
- How often are flights from DEN to SGF delayed?
- 23% of DEN–SGF 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 17 minutes.
- What is the best time of day to fly from DEN to SGF?
- Departures around 9 a.m. have the best record (82% on-time), while departures around 6 p.m. have the worst (63%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from DEN to SGF?
- The scheduled DEN–SGF flight time averages 1h 59m over 637 miles. Actual arrival times vary — flights on this route land 15+ minutes late 23% of the time.
- How often are DEN to SGF 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 DEN to SGF?
- July 2025 was the roughest month in this dataset, with only 57% of arrivals on time. The best was November 2025 at 93%. If your dates are flexible, that 37-point gap is worth planning around.
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Based on 2,557 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.