Denver (DEN) to Grand Junction (GJT): On-Time Performance
Data through May 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 79% on-time against a national 78%. Morning departures also hold up better than evening ones (84% vs 74%), which matters most in the rough months.
- On-time
- 79%
- arrived <15 min late
- Avg delay
- 16 min
- completed flights
- Cancelled
- 1.0%
- Flights/day
- 6.0
- last 12 months
- Duration
- 1h 10m
- scheduled
- Distance
- 212 mi
Best airline from DEN to GJT
2 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| SkyWest Airlinesmost reliable | 79% | 16 min | 1.4% | 2,808 |
| United Airlines | 78% | 16 min | 0.2% | 1,464 |
Monthly on-time trend
Best time to fly from DEN to GJT
Aim for departures around 7 a.m. (97% on-time); avoid 4 p.m. departures (68%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 75% | 17 min |
| Tuesday | 81% | 16 min |
| Wednesday | 82% | 11 min |
| Thursday | 78% | 17 min |
| Friday | 78% | 20 min |
| Saturdaybest | 82% | 15 min |
| Sunday | 76% | 17 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft45%
- Airline operations37%
- National airspace system13%
- Weather5%
Frequently asked questions
- How often are flights from DEN to GJT delayed?
- 21% of DEN–GJT flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 16 minutes.
- Which airline is most reliable from DEN to GJT?
- SkyWest Airlines has the best on-time record on this route at 79%, based on 2,808 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 (97% on-time), while departures around 4 p.m. have the worst (68%). 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 21% of the time.
- How often are DEN to GJT flights cancelled?
- 1% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, 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.
Explore related pages
More routes from DEN
Based on 4,272 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.