Route Reliability
Salt Lake City → IDA
SLC–IDA · 189 miles · Salt Lake City International Airport to IDA Airport
- 89%
- Arrive within 15 minutes
- 0 min
- Average arrival delay
- 0.3%
- Cancelled
- 1,179
- Flights in the data
Data through May 2026.
Delta Air Lines is the only airline in this data on this route, arriving on time 89% of the time across 1,179 flights. No comparison to make.
What the data says
The 12–3 PM departure wins.
SLC–IDA flights departing between 12–3 PM arrived on time 98% of the time, versus 79% between 9 PM–12 AM.
Sunday scaries are real for this one.
SLC–IDA flights arrived on time 93% of the time on Saturdays. On Sundays: 84%.
It basically never cancels.
Out of 1,179 scheduled flights, only 0.3% were cancelled.
Ticking up lately.
SLC–IDA flights arrived on time 90% of the time over the last three months in the data, compared with 85% in the three months before that.
Best historical flights
Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.
Top flights by on-time rate
More flights on this route
The breakdown
- Mon88%(170 flights)
- Tue92%(169 flights)
- Wed89%(165 flights)
- Thu88%(169 flights)
- Fri88%(171 flights)
- Sat93%(158 flights)
- Sun84%(171 flights)
- 6–9 AM—(2 flights)
- 9 AM–12 PM95%(359 flights)
- 12–3 PM98%(112 flights)
- 3–6 PM89%(340 flights)
- 9 PM–12 AM79%(360 flights)
Jun 90% → May 90% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 90% | 110 |
| July 2025 | 87% | 119 |
| August 2025 | 87% | 122 |
| September 2025 | 91% | 97 |
| October 2025 | 90% | 92 |
| November 2025 | 93% | 86 |
| December 2025 | 86% | 88 |
| January 2026 | 84% | 83 |
| February 2026 | 84% | 76 |
| March 2026 | 91% | 92 |
| April 2026 | 90% | 90 |
| May 2026 | 90% | 118 |
Keep nerding
Based on 1,179 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.