Omaha (OMA) to Chicago (ORD): On-Time Performance
Data through May 2026
The calendar drives reliability on OMA–ORD. December 2024 flights landed on schedule 89% of the time, but December 2025 dropped to 64% — a gap of 25 points. Across the full period the route averages 77% on-time against a national 78%. Morning departures also hold up better than evening ones (85% vs 66%), which matters most in the rough months.
- On-time
- 77%
- arrived <15 min late
- Avg delay
- 19 min
- completed flights
- Cancelled
- 1.9%
- Flights/day
- 8.2
- last 12 months
- Duration
- 1h 46m
- scheduled
- Distance
- 416 mi
Best airline from OMA to ORD
5 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| United Airlinesmost reliable | 79% | 19 min | 1.2% | 2,359 |
| American Airlines | 78% | 24 min | 1.9% | 594 |
| Republic Airways | 78% | 15 min | 2.5% | 525 |
| Envoy Air | 75% | 17 min | 2.6% | 1,113 |
| SkyWest Airlines | 75% | 22 min | 2.8% | 759 |
Monthly on-time trend
Best time to fly from OMA to ORD
Aim for departures around 5 a.m. (89% on-time); avoid 7 p.m. departures (55%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 77% | 17 min |
| Tuesdaybest | 81% | 17 min |
| Wednesday | 78% | 17 min |
| Thursday | 77% | 22 min |
| Friday | 75% | 19 min |
| Saturday | 80% | 16 min |
| Sunday | 73% | 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 aircraft40%
- Airline operations20%
- National airspace system33%
- Weather6%
Frequently asked questions
- How often are flights from OMA to ORD delayed?
- 23% of OMA–ORD 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 OMA to ORD?
- United Airlines has the best on-time record on this route at 79%, based on 2,359 flights. 5 airlines flew OMA–ORD frequently enough to compare in this period.
- What is the best time of day to fly from OMA to ORD?
- Departures around 5 a.m. have the best record (89% on-time), while departures around 7 p.m. have the worst (55%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from OMA to ORD?
- The scheduled OMA–ORD flight time averages 1h 46m over 416 miles. Actual arrival times vary — flights on this route land 15+ minutes late 23% of the time.
- How often are OMA to ORD flights cancelled?
- 1.9% 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 OMA to ORD?
- December 2025 was the roughest month in this dataset, with only 64% of arrivals on time. The best was December 2024 at 89%. If your dates are flexible, that 25-point gap is worth planning around.
Explore related pages
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Based on 5,358 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.