IDA to DEN flight delays & on-time performance
Nonstop flights from Idaho Falls Regional Airport to Denver International Airport · 458 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at IDA or DEN 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 Denver (DEN) arrived on time 81% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0.5% were cancelled, and 9% arrived an hour or more late.
- SkyWest Airlines was the most punctual airline here (81% on time); United Airlines was the least (79%).
- Departures scheduled around 6am did best (92% on time); around 4pm did worst (62%).
- Sunday was the most reliable day to fly (86% on time) and Friday the least (76%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (44%).
Which airline is most on time from IDA to DEN?
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. | 81% | 0.6% | 17 min | 8.8% | 1,475 |
| United Airlines | 79% | 0.0% | 26 min | 8.5% | 215 |
| Allegiant Air | 75% | 0.0% | 23 min | 12.5% | 9 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 5am91%124 flights
- 6am92%152 flights
- 7am87%212 flights
- 10am88%362 flights
- 2pm80%364 flights
- 4pm62%223 flights
- 5pm73%226 flights
- 6pm53%18 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday81%0.4% cancelled
- Tuesday82%0.4% cancelled
- Wednesday83%0.4% cancelled
- Thursday80%0.4% cancelled
- Friday76%0.4% cancelled
- Saturday78%1.3% cancelled
- Sunday86%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)44%
- Air traffic control & airport congestion26%
- Late-arriving aircraft25%
- Extreme weather6%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather89%
- Air traffic control & airport congestion11%
- Airline (crew, maintenance, cleaning, fueling)0%
- Security0%
IDA to DEN: common questions
- How often are IDA to DEN flights on time?
- 81% 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 Denver cancelled?
- 0.5% of scheduled flights were cancelled (9 of 1,699).
- How long are typical delays?
- Across all flights the average arrival delay was 18 min (early arrivals count as zero). Flights that were late arrived 92 min behind schedule on average, and 8.8% of flights were an hour or more late.
- How long is taxi time at IDA?
- Flights on this route spent 23 min taxiing from the gate to takeoff on average.
Related routes
Return trip: DEN to IDA — 82% 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 → DEN, nonstop flights by US airlines that report to the DOT. How we calculate this.