Chicago (ORD) to Sioux Falls (FSD): On-Time Performance
Data through May 2026
Chicago (ORD) to Sioux Falls (FSD) effectively runs on two schedules. In September 2024, 95% of arrivals were on time; in July 2024 that fell to 39% — a 56-point seasonal swing. Across the full period the route averages 68% on-time against a national 78%. Morning departures also hold up better than evening ones (73% vs 62%), which matters most in the rough months.
- On-time
- 68%
- arrived <15 min late
- Avg delay
- 27 min
- completed flights
- Cancelled
- 2.8%
- Flights/day
- 5.0
- last 12 months
- Duration
- 1h 52m
- scheduled
- Distance
- 462 mi
Best airline from ORD to FSD
4 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Envoy Airmost reliable | 75% | 14 min | 4.5% | 800 |
| Republic Airways | 73% | 23 min | 2.1% | 97 |
| SkyWest Airlines | 67% | 33 min | 2.6% | 1,420 |
| United Airlines | 60% | 31 min | 1.3% | 687 |
Monthly on-time trend
Best time to fly from ORD to FSD
Aim for departures around 9 p.m. (82% on-time); avoid 10 p.m. departures (46%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 65% | 27 min |
| Tuesday | 69% | 31 min |
| Wednesday | 70% | 25 min |
| Thursday | 67% | 26 min |
| Friday | 67% | 26 min |
| Saturdaybest | 73% | 21 min |
| Sunday | 64% | 35 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft29%
- Airline operations41%
- National airspace system14%
- Weather16%
Frequently asked questions
- How often are flights from ORD to FSD delayed?
- 32% of ORD–FSD 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 27 minutes.
- Which airline is most reliable from ORD to FSD?
- Envoy Air has the best on-time record on this route at 75%, based on 800 flights. 4 airlines flew ORD–FSD frequently enough to compare in this period.
- What is the best time of day to fly from ORD to FSD?
- Departures around 9 p.m. have the best record (82% on-time), while departures around 10 p.m. have the worst (46%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from ORD to FSD?
- The scheduled ORD–FSD flight time averages 1h 52m over 462 miles. Actual arrival times vary — flights on this route land 15+ minutes late 32% of the time.
- How often are ORD to FSD 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 FSD?
- July 2024 was the roughest month in this dataset, with only 39% of arrivals on time. The best was September 2024 at 95%. If your dates are flexible, that 56-point gap is worth planning around.
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Based on 3,034 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.