Route · DEN → IDA · 2020–2025 BTS data
Denver to Idaho Falls
The DEN–IDA corridor (Denver, CO → Idaho Falls, ID) runs ahead of the national average, served by 3 carriers across roughly 458 miles.
Data updated 2026-06-13
- 82.9%
- On-time
- +3.9 pts
- vs US avg
- 82 min
- Delay when late
- 6,838
- Flights
Cancelled
0.8%
Best Month
Sep 2024 93%
Worst Month
Jun 2025 62%
Distance
458 mi
Carriers
3
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 137 | 28 | 0 | 1 | UA,OO |
| Nov 2025 | 141 | 14 | 0 | 0 | OO |
| Oct 2025 | 146 | 18 | 0 | 1 | OO |
| Sep 2025 | 164 | 24 | 0 | 1 | OO |
| Aug 2025 | 190 | 45 | 4 | 1 | OO,G4 |
| Jul 2025 | 192 | 63 | 3 | 0 | OO,G4 |
| Jun 2025 | 164 | 63 | 1 | 0 | OO,G4 |
| May 2025 | 157 | 36 | 3 | 1 | OO,G4 |
| Apr 2025 | 120 | 30 | 1 | 1 | OO |
| Mar 2025 | 124 | 17 | 1 | 2 | OO |
| Feb 2025 | 112 | 33 | 2 | 1 | OO |
| Jan 2025 | 124 | 37 | 2 | 0 | OO |
| Dec 2024 | 126 | 16 | 0 | 2 | OO |
| Nov 2024 | 116 | 17 | 3 | 0 | OO |
| Oct 2024 | 124 | 19 | 0 | 0 | OO |
| Sep 2024 | 120 | 9 | 0 | 1 | OO |
| Aug 2024 | 111 | 25 | 0 | 0 | OO |
| Jul 2024 | 107 | 20 | 0 | 0 | OO |
| Jun 2024 | 120 | 23 | 1 | 0 | OO |
| May 2024 | 123 | 16 | 1 | 0 | OO |
| Apr 2024 | 90 | 10 | 0 | 0 | OO |
| Mar 2024 | 35 | 8 | 1 | 0 | OO |
| Jan 2024 | 40 | 6 | 1 | 0 | OO |
| Dec 2023 | 92 | 10 | 0 | 3 | OO |
Cancellation Rate
0.8%
24 of 2,975 flights
Diversion Rate
0.5%
15 of 2,975 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
DEN - Denver
Full on-time, delay-cause, and seasonal performance for Denver, CO.
Origin airport →IDA - Idaho Falls
Full on-time, delay-cause, and seasonal performance for Idaho Falls, ID.
Destination airport →Compare the two airports
See DEN and IDA side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to DEN–IDA.
Routes with a similar on-time rate
What the Data Says About DEN to IDA
Bureau of Transportation Statistics records show Denver to Idaho Falls (DEN to IDA) running a 82.9% on-time rate over 6,838 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 82.2 minutes. The 458-mile corridor is served by 3 carriers, and over the last 24 months 0.8% of 2,975 flights were cancelled, 0.5% diverted.
The monthly split is wide on this route: Sep 2024 posted the strongest performance at 93% on-time, while Jun 2025 came in at just 62% - a 31-point swing worth factoring into travel timing.
Frequently Asked Questions
How often are flights delayed from DEN to IDA? ▼
What is the cancellation rate for DEN to IDA? ▼
How far is the flight from DEN to IDA? ▼
When is the best time to fly from DEN to IDA? ▼
Flight Guides
Tips and data-driven advice for choosing reliable routes.
Explore PlainFlights
Data source
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.
Read our methodology - how this data is sourced, computed, and verified.
Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.