Chicago (ORD) to Idaho Falls (IDA): On-Time Performance
Data through May 2026
Chicago (ORD) to Idaho Falls (IDA) is a thinner route than most in this dataset — 101 departures over the past year, roughly 2 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 57% arrived on time, noticeably below the national average of 78%.
- On-time
- 57%
- arrived <15 min late
- Avg delay
- 28 min
- completed flights
- Cancelled
- 1.0%
- Flights/day
- 0.28
- last 12 months
- Duration
- 3h 34m
- scheduled
- Distance
- 1,229 mi
Best time to fly from ORD to IDA
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 46% | 34 min |
| Tuesday | 54% | 32 min |
| Wednesdaybest | 71% | 12 min |
| Thursday | 60% | 29 min |
| Friday | 60% | 23 min |
| Saturday | 56% | 21 min |
| Sunday | 50% | 45 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft13%
- Airline operations66%
- National airspace system8%
- Weather13%
Frequently asked questions
- How often are flights from ORD to IDA delayed?
- 43% of ORD–IDA 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.
- How long is the flight from ORD to IDA?
- The scheduled ORD–IDA flight time averages 3h 34m over 1,229 miles. Actual arrival times vary — flights on this route land 15+ minutes late 43% of the time.
- How often are ORD to IDA flights cancelled?
- 1% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
Explore related pages
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Based on 101 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.