Chicago (ORD) to Idaho Falls (IDA): On-Time Performance
Data through July 2026
Chicago (ORD) to Idaho Falls (IDA) is a thinner route than most in this dataset — 170 departures over the past year, roughly 3 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
- 25 min
- completed flights
- Cancelled
- 0.6%
- Flights/day
- 0.47
- last 12 months
- Duration
- 3h 34m
- scheduled
- Distance
- 1,229 mi
Monthly on-time trend
Best time to fly from ORD to IDA
Aim for departures around 10 a.m. (61% on-time); avoid 11 a.m. departures (53%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 50% | 33 min |
| Tuesdaybest | 64% | 21 min |
| Wednesday | 61% | 18 min |
| Thursday | 58% | 24 min |
| Friday | 54% | 26 min |
| Saturday | 63% | 20 min |
| Sunday | 50% | 36 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft20%
- Airline operations58%
- National airspace system10%
- Weather12%
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 2024-07 and 2026-07. The average arrival delay across completed flights was 25 minutes.
- What is the best time of day to fly from ORD to IDA?
- Departures around 10 a.m. have the best record (61% on-time), while departures around 11 a.m. have the worst (53%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- 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?
- 0.6% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
Explore related pages
More routes from ORD
Other ways to fly to Idaho Falls (IDA)
Related guides
Based on 170 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.