ORD to IDA flight delays & on-time performance
Nonstop flights from Chicago O'Hare International Airport to Idaho Falls Regional Airport · 1,229 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at ORD or IDA right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Chicago (ORD) to Idaho Falls (IDA) arrived on time 57% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 0.6% were cancelled, and 15% arrived an hour or more late.
- SkyWest Airlines is the only airline reporting nonstop flights on this route.
- Departures scheduled around 10am did best (61% on time); around 11am did worst (53%).
- Tuesday was the most reliable day to fly (64% on time) and Sunday the least (50%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (58%).
Which airline is most on time from ORD to IDA?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 57% | 0.6% | 25 min | 15.4% | 170 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 9am57%70 flights
- 10am61%66 flights
- 11am53%34 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday50%0.0% cancelled
- Tuesday64%0.0% cancelled
- Wednesday61%0.0% cancelled
- Thursday58%0.0% cancelled
- Friday54%0.0% cancelled
- Saturday63%3.0% cancelled
- Sunday50%0.0% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Airline (crew, maintenance, cleaning, fueling)58%
- Late-arriving aircraft20%
- Extreme weather12%
- Air traffic control & airport congestion10%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather100%
- Airline (crew, maintenance, cleaning, fueling)0%
- Air traffic control & airport congestion0%
- Security0%
ORD to IDA: common questions
- How often are ORD to IDA flights on time?
- 57% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Chicago to Idaho Falls cancelled?
- 0.6% of scheduled flights were cancelled (1 of 170).
- How long are typical delays?
- Across all flights the average arrival delay was 25 min (early arrivals count as zero). Flights that were late arrived 57 min behind schedule on average, and 15.4% of flights were an hour or more late.
- How long is taxi time at ORD?
- Flights on this route spent 33 min taxiing from the gate to takeoff on average.
Related routes
Return trip: IDA to ORD — 63% on time
More flights from Chicago
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: ORD → IDA, nonstop flights by US airlines that report to the DOT. How we calculate this.