Denver (DEN) to Grand Junction (GJT): On-Time Performance
Data through July 2026
Denver (DEN) to Grand Junction (GJT) effectively runs on two schedules. In November 2025, 91% of arrivals were on time; in June 2025 that fell to 61% — a 30-point seasonal swing. Across the full period the route averages 78% on-time against a national 78%. Morning departures also hold up better than evening ones (85% vs 72%), which matters most in the rough months.
- On-time
- 78%
- arrived <15 min late
- Avg delay
- 17 min
- completed flights
- Cancelled
- 0.9%
- Flights/day
- 6.2
- last 12 months
- Duration
- 1h 10m
- scheduled
- Distance
- 212 mi
Best airline from DEN to GJT
2 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| SkyWest Airlinesmost reliable | 78% | 17 min | 1.3% | 3,013 |
| United Airlines | 77% | 17 min | 0.2% | 1,525 |
Monthly on-time trend
Best time to fly from DEN to GJT
Aim for departures around 7 a.m. (89% on-time); avoid 4 p.m. departures (64%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 76% | 16 min |
| Tuesday | 80% | 17 min |
| Wednesdaybest | 81% | 12 min |
| Thursday | 77% | 18 min |
| Friday | 77% | 21 min |
| Saturday | 80% | 17 min |
| Sunday | 75% | 18 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft44%
- Airline operations37%
- National airspace system14%
- Weather4%
- Security1%
Frequently asked questions
- How often are flights from DEN to GJT delayed?
- 22% of DEN–GJT 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 17 minutes.
- Which airline is most reliable from DEN to GJT?
- SkyWest Airlines has the best on-time record on this route at 78%, based on 3,013 flights. 2 airlines flew DEN–GJT frequently enough to compare in this period.
- What is the best time of day to fly from DEN to GJT?
- Departures around 7 a.m. have the best record (89% on-time), while departures around 4 p.m. have the worst (64%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from DEN to GJT?
- The scheduled DEN–GJT flight time averages 1h 10m over 212 miles. Actual arrival times vary — flights on this route land 15+ minutes late 22% of the time.
- How often are DEN to GJT flights cancelled?
- 0.9% 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 DEN to GJT?
- June 2025 was the roughest month in this dataset, with only 61% of arrivals on time. The best was November 2025 at 91%. If your dates are flexible, that 30-point gap is worth planning around.
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Based on 4,538 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.