IDA to ORD flight delays & on-time performance
Nonstop flights from Idaho Falls Regional Airport to Chicago O'Hare International Airport · 1,229 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at IDA or ORD right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Idaho Falls (IDA) to Chicago (ORD) arrived on time 63% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 3% were cancelled, and 19% arrived an hour or more late.
- SkyWest Airlines is the only airline reporting nonstop flights on this route.
- Departures scheduled around 12pm did best (64% on time); around 1pm did worst (43%).
- Tuesday was the most reliable day to fly (86% on time) and Monday the least (39%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (55%).
Which airline is most on time from IDA to ORD?
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. | 63% | 3.0% | 42 min | 19.0% | 169 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 12pm64%150 flights
- 1pm43%15 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday39%9.5% cancelled
- Tuesday86%0.0% cancelled
- Wednesday64%4.3% cancelled
- Thursday70%4.2% cancelled
- Friday52%0.0% cancelled
- Saturday69%3.0% cancelled
- Sunday55%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)55%
- Late-arriving aircraft24%
- Extreme weather11%
- Air traffic control & airport congestion10%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather80%
- Airline (crew, maintenance, cleaning, fueling)20%
- Air traffic control & airport congestion0%
- Security0%
IDA to ORD: common questions
- How often are IDA to ORD flights on time?
- 63% 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 Idaho Falls to Chicago cancelled?
- 3.0% of scheduled flights were cancelled (5 of 169).
- How long are typical delays?
- Across all flights the average arrival delay was 42 min (early arrivals count as zero). Flights that were late arrived 110 min behind schedule on average, and 19.0% of flights were an hour or more late.
- How long is taxi time at IDA?
- Flights on this route spent 20 min taxiing from the gate to takeoff on average.
Related routes
Return trip: ORD to IDA — 57% on time
More flights from Idaho Falls
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: IDA → ORD, nonstop flights by US airlines that report to the DOT. How we calculate this.