Route Reliability
Columbus → Salt Lake City
CMH–SLC · 1,528 miles · John Glenn Columbus International Airport to Salt Lake City International Airport
97
Nerd Approved
WanderNerd Reliability Score
- 91%
- Arrive within 15 minutes
- 4 min early
- Average arrival delay
- 0.6%
- Cancelled
- 363
- Flights in the data
Data through May 2026.
Delta Air Lines is the only airline in this data on this route, arriving on time 91% of the time across 363 flights. No comparison to make.
What the data says
Tuesday has been the better bet.
A small edge: 94% on time on Tuesdays against 88% on Saturdays.
Trending in the right direction.
CMH–SLC flights arrived on time 91% of the time over the last three months in the data, compared with 81% in the three months before that.
The breakdown
- Mon90%(52 flights)
- Tue94%(52 flights)
- Wed92%(52 flights)
- Thu94%(51 flights)
- Fri88%(51 flights)
- Sat88%(51 flights)
- Sun89%(52 flights)
94%
May
Jun 97% → May 94% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 97% | 30 |
| July 2025 | 97% | 31 |
| August 2025 | 97% | 30 |
| September 2025 | 100% | 30 |
| October 2025 | 93% | 30 |
| November 2025 | 90% | 30 |
| December 2025 | 80% | 30 |
| January 2026 | 77% | 30 |
| February 2026 | 86% | 28 |
| March 2026 | 87% | 31 |
| April 2026 | 93% | 30 |
| May 2026 | 94% | 31 |
Keep nerding
Based on 363 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.