Grand Junction (GJT) to Salt Lake City (SLC): On-Time Performance
Data through July 2026
The calendar drives reliability on GJT–SLC. March 2026 flights landed on schedule 100% of the time, but December 2024 dropped to 84% — a gap of 16 points. Across the full period the route averages 94% on-time against a national 78%. Morning departures also hold up better than evening ones (97% vs 88%), which matters most in the rough months.
- On-time
- 94%
- arrived <15 min late
- Avg delay
- 5 min
- completed flights
- Cancelled
- 0.1%
- Flights/day
- 1.6
- last 12 months
- Duration
- 1h 9m
- scheduled
- Distance
- 217 mi
Monthly on-time trend
Best time to fly from GJT to SLC
Aim for departures around 6 a.m. (99% on-time); avoid 6 p.m. departures (86%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 93% | 8 min |
| Tuesdaybest | 97% | 6 min |
| Wednesday | 96% | 3 min |
| Thursday | 92% | 5 min |
| Friday | 90% | 9 min |
| Saturday | 97% | 2 min |
| Sunday | 95% | 3 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Airline operations89%
- National airspace system6%
- Weather4%
Frequently asked questions
- How often are flights from GJT to SLC delayed?
- 6% of GJT–SLC flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 5 minutes.
- What is the best time of day to fly from GJT to SLC?
- Departures around 6 a.m. have the best record (99% on-time), while departures around 6 p.m. have the worst (86%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from GJT to SLC?
- The scheduled GJT–SLC flight time averages 1h 9m over 217 miles. Actual arrival times vary — flights on this route land 15+ minutes late 6% of the time.
- How often are GJT to SLC flights cancelled?
- 0.1% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
- What is the worst month to fly from GJT to SLC?
- December 2024 was the roughest month in this dataset, with only 84% of arrivals on time. The best was March 2026 at 100%. If your dates are flexible, that 16-point gap is worth planning around.
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Based on 999 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.