Chicago (ORD) to Kansas City (MCI): On-Time Performance
Data through May 2026
Chicago (ORD) to Kansas City (MCI) effectively runs on two schedules. In September 2024, 85% of arrivals were on time; in July 2025 that fell to 60% — a 25-point seasonal swing. Across the full period the route averages 74% on-time against a national 78%. Morning departures also hold up better than evening ones (83% vs 64%), which matters most in the rough months.
- On-time
- 74%
- arrived <15 min late
- Avg delay
- 20 min
- completed flights
- Cancelled
- 1.8%
- Flights/day
- 11
- last 12 months
- Duration
- 1h 43m
- scheduled
- Distance
- 403 mi
Best airline from ORD to MCI
5 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Republic Airwaysmost reliable | 80% | 14 min | 2.2% | 1,023 |
| Envoy Air | 76% | 14 min | 2.3% | 1,564 |
| United Airlines | 75% | 18 min | 1.0% | 2,750 |
| SkyWest Airlines | 70% | 27 min | 2.7% | 1,149 |
| American Airlines | 65% | 32 min | 1.5% | 1,107 |
Monthly on-time trend
Best time to fly from ORD to MCI
Aim for departures around 7 a.m. (89% on-time); avoid 7 p.m. departures (59%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 73% | 21 min |
| Tuesdaybest | 77% | 16 min |
| Wednesday | 76% | 17 min |
| Thursday | 75% | 19 min |
| Friday | 70% | 23 min |
| Saturday | 75% | 18 min |
| Sunday | 70% | 24 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft44%
- Airline operations31%
- National airspace system15%
- Weather11%
Frequently asked questions
- How often are flights from ORD to MCI delayed?
- 27% of ORD–MCI 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 20 minutes.
- Which airline is most reliable from ORD to MCI?
- Republic Airways has the best on-time record on this route at 80%, based on 1,023 flights. 5 airlines flew ORD–MCI frequently enough to compare in this period.
- What is the best time of day to fly from ORD to MCI?
- Departures around 7 a.m. have the best record (89% on-time), while departures around 7 p.m. have the worst (59%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from ORD to MCI?
- The scheduled ORD–MCI flight time averages 1h 43m over 403 miles. Actual arrival times vary — flights on this route land 15+ minutes late 27% of the time.
- How often are ORD to MCI flights cancelled?
- 1.8% 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 MCI?
- July 2025 was the roughest month in this dataset, with only 60% of arrivals on time. The best was September 2024 at 85%. If your dates are flexible, that 25-point gap is worth planning around.
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Based on 7,633 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.