DEN to IDA flight delays & on-time performance
Nonstop flights from Denver International Airport to Idaho Falls Regional Airport · 458 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at DEN or IDA right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Denver (DEN) to Idaho Falls (IDA) arrived on time 82% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0.5% were cancelled, and 7% arrived an hour or more late.
- SkyWest Airlines was the most punctual airline here (82% on time); United Airlines was the least (80%).
- Departures scheduled around 8am did best (88% on time); around 7pm did worst (75%).
- Sunday was the most reliable day to fly (85% on time) and Friday the least (78%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (42%).
Which airline is most on time from DEN 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 |
|---|---|---|---|---|---|
| Allegiant Air | 89% | 0.0% | 6 min | 0.0% | 9 |
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 82% | 0.5% | 13 min | 7.0% | 1,474 |
| United Airlines | 80% | 0.0% | 14 min | 6.1% | 215 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 8am88%362 flights
- 11am84%365 flights
- 1pm81%314 flights
- 3pm85%166 flights
- 7pm75%362 flights
- 9pm77%110 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday84%0.4% cancelled
- Tuesday83%0.4% cancelled
- Wednesday83%0.0% cancelled
- Thursday79%0.8% cancelled
- Friday78%0.8% cancelled
- Saturday82%0.4% cancelled
- Sunday85%0.4% 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)42%
- Late-arriving aircraft35%
- Air traffic control & airport congestion20%
- Extreme weather4%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather88%
- Air traffic control & airport congestion13%
- Airline (crew, maintenance, cleaning, fueling)0%
- Security0%
DEN to IDA: common questions
- How often are DEN to IDA flights on time?
- 82% 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 Denver to Idaho Falls cancelled?
- 0.5% of scheduled flights were cancelled (8 of 1,698).
- How long are typical delays?
- Across all flights the average arrival delay was 13 min (early arrivals count as zero). Flights that were late arrived 67 min behind schedule on average, and 6.9% of flights were an hour or more late.
- How long is taxi time at DEN?
- Flights on this route spent 23 min taxiing from the gate to takeoff on average.
Related routes
Return trip: IDA to DEN — 81% on time
More flights from Denver
More flights to Idaho Falls
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: DEN → IDA, nonstop flights by US airlines that report to the DOT. How we calculate this.