Chicago (ORD) to Springfield (SPI): On-Time Performance
Data through May 2026
When you fly ORD to SPI matters as much as anything else about the booking: the route swung from 89% on-time in May 2026 to just 64% in January 2026. Across the full period the route averages 76% on-time against a national 78%. Morning departures also hold up better than evening ones (95% vs 69%), which matters most in the rough months.
- On-time
- 76%
- arrived <15 min late
- Avg delay
- 19 min
- completed flights
- Cancelled
- 2.8%
- Flights/day
- 1.9
- last 12 months
- Duration
- 1h 5m
- scheduled
- Distance
- 174 mi
Best airline from ORD to SPI
2 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Envoy Airmost reliable | 80% | 14 min | 2.5% | 691 |
| SkyWest Airlines | 51% | 50 min | 4.9% | 103 |
Monthly on-time trend
Best time to fly from ORD to SPI
Aim for departures around 12 p.m. (97% on-time); avoid 9 p.m. departures (47%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 74% | 23 min |
| Tuesday | 79% | 14 min |
| Wednesdaybest | 80% | 14 min |
| Thursday | 70% | 25 min |
| Friday | 77% | 17 min |
| Saturday | 76% | 14 min |
| Sunday | 77% | 25 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft42%
- Airline operations31%
- National airspace system15%
- Weather14%
Frequently asked questions
- How often are flights from ORD to SPI delayed?
- 24% of ORD–SPI 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 19 minutes.
- Which airline is most reliable from ORD to SPI?
- Envoy Air has the best on-time record on this route at 80%, based on 691 flights. 2 airlines flew ORD–SPI frequently enough to compare in this period.
- What is the best time of day to fly from ORD to SPI?
- Departures around 12 p.m. have the best record (97% on-time), while departures around 9 p.m. have the worst (47%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from ORD to SPI?
- The scheduled ORD–SPI flight time averages 1h 5m over 174 miles. Actual arrival times vary — flights on this route land 15+ minutes late 24% of the time.
- How often are ORD to SPI flights cancelled?
- 2.8% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, slightly above the national rate of 1.6%.
- What is the worst month to fly from ORD to SPI?
- January 2026 was the roughest month in this dataset, with only 64% of arrivals on time. The best was May 2026 at 89%. If your dates are flexible, that 25-point gap is worth planning around.
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Based on 794 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.