Chicago (ORD) to Reno (RNO): On-Time Performance
Data through May 2026
Chicago (ORD) to Reno (RNO) is a thinner route than most in this dataset — 363 departures over the past year, roughly 7 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 60% arrived on time, noticeably below the national average of 78%.
- On-time
- 60%
- arrived <15 min late
- Avg delay
- 28 min
- completed flights
- Cancelled
- 1.1%
- Flights/day
- 0.99
- last 12 months
- Duration
- 4h 24m
- scheduled
- Distance
- 1,671 mi
Best airline from ORD to RNO
2 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| United Airlinesmost reliable | 62% | 27 min | 0.8% | 725 |
| American Airlines | 43% | 29 min | 3.3% | 90 |
Monthly on-time trend
Best time to fly from ORD to RNO
Aim for departures around 3 p.m. (69% on-time); avoid 8 p.m. departures (46%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 61% | 26 min |
| Tuesdaybest | 70% | 21 min |
| Wednesday | 61% | 25 min |
| Thursday | 46% | 40 min |
| Friday | 63% | 29 min |
| Saturday | 58% | 29 min |
| Sunday | 61% | 23 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft49%
- Airline operations28%
- National airspace system16%
- Weather8%
Frequently asked questions
- How often are flights from ORD to RNO delayed?
- 40% of ORD–RNO 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 28 minutes.
- Which airline is most reliable from ORD to RNO?
- United Airlines has the best on-time record on this route at 62%, based on 725 flights. 2 airlines flew ORD–RNO frequently enough to compare in this period.
- What is the best time of day to fly from ORD to RNO?
- Departures around 3 p.m. have the best record (69% on-time), while departures around 8 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 RNO?
- The scheduled ORD–RNO flight time averages 4h 24m over 1,671 miles. Actual arrival times vary — flights on this route land 15+ minutes late 40% of the time.
- How often are ORD to RNO flights cancelled?
- 1.1% 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 ORD to RNO?
- June 2025 was the roughest month in this dataset, with only 40% of arrivals on time. The best was September 2024 at 91%. If your dates are flexible, that 51-point gap is worth planning around.
Explore related pages
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Based on 815 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.