Route · IDA → SLC · 2020–2025 BTS data
Idaho Falls to Salt Lake City
The IDA–SLC corridor (Idaho Falls, ID → Salt Lake City, UT) runs ahead of the national average, served by 3 carriers across roughly 188 miles.
Data updated 2026-06-13
- 91.6%
- On-time
- +12.6 pts
- vs US avg
- 109 min
- Delay when late
- 7,152
- Flights
Cancelled
0.2%
Best Month
Nov 2025 100%
Worst Month
Jan 2025 81%
Distance
188 mi
Carriers
3
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 90 | 12 | 1 | 0 | DL,OO |
| Nov 2025 | 88 | 0 | 2 | 0 | OO,DL |
| Oct 2025 | 92 | 10 | 0 | 0 | OO,DL |
| Sep 2025 | 97 | 4 | 0 | 0 | OO,DL |
| Aug 2025 | 122 | 5 | 0 | 0 | OO,DL |
| Jul 2025 | 119 | 14 | 0 | 0 | OO,DL |
| Jun 2025 | 110 | 3 | 0 | 0 | DL,OO |
| May 2025 | 93 | 7 | 0 | 0 | OO,DL |
| Apr 2025 | 90 | 13 | 0 | 0 | DL,OO |
| Mar 2025 | 91 | 8 | 0 | 0 | OO,DL |
| Feb 2025 | 78 | 15 | 0 | 0 | OO,DL |
| Jan 2025 | 88 | 17 | 1 | 0 | OO,DL |
| Dec 2024 | 88 | 13 | 0 | 0 | DL,OO |
| Nov 2024 | 85 | 8 | 0 | 0 | OO,DL |
| Oct 2024 | 88 | 2 | 0 | 0 | OO,DL |
| Sep 2024 | 85 | 6 | 0 | 0 | OO |
| Aug 2024 | 92 | 9 | 0 | 0 | OO |
| Jul 2024 | 92 | 10 | 0 | 0 | OO |
| Jun 2024 | 89 | 9 | 0 | 0 | OO |
| May 2024 | 88 | 12 | 0 | 0 | OO |
| Apr 2024 | 86 | 9 | 0 | 0 | OO |
| Mar 2024 | 88 | 11 | 0 | 0 | OO |
| Feb 2024 | 78 | 8 | 0 | 0 | OO |
| Jan 2024 | 87 | 13 | 1 | 0 | OO |
Cancellation Rate
0.2%
5 of 2,204 flights
Diversion Rate
0.0%
0 of 2,204 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
IDA - Idaho Falls
Full on-time, delay-cause, and seasonal performance for Idaho Falls, ID.
Origin airport →SLC - Salt Lake City
Full on-time, delay-cause, and seasonal performance for Salt Lake City, UT.
Destination airport →Compare the two airports
See IDA and SLC side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to IDA–SLC.
Routes with a similar on-time rate
Routes of a similar trip length
What the Data Says About IDA to SLC
Idaho Falls to Salt Lake City (IDA to SLC) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 91.6% on-time rate across 7,152 flights, with delays that do happen averaging 108.8 minutes. The corridor runs roughly 188 miles and is served by 3 carriers. Over the most recent 24 months, 5 of 2,204 flights were cancelled (0.2%) and 0 diverted (0.0%).
The monthly split is wide on this route: Nov 2025 posted the strongest performance at 100% on-time, while Jan 2025 came in at just 81% - a 19-point swing worth factoring into travel timing.
Frequently Asked Questions
How often are flights delayed from IDA to SLC? ▼
What is the cancellation rate for IDA to SLC? ▼
How far is the flight from IDA to SLC? ▼
When is the best time to fly from IDA to SLC? ▼
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.