United Airlines DEN to GRR on-time performance
United Airlines nonstop flights from Denver to Grand Rapids · Aug 2025 – Jul 2026
On-time arrivals
78%
arrived < 15 min late
Cancelled
0.1%
1 flights
Avg arrival delay
13 min
55 min when late
Rank on route
#3 of 4
route average 76% on time
Key facts
- United Airlines flights on DEN to GRR arrived on time 78% of the time in Aug 2025 – Jul 2026.
- 0.1% were cancelled, and 6% arrived an hour or more late.
- That ranks #3 of 4 airlines on this route, which averaged 76% on time overall.
- The largest source of delay minutes was late-arriving aircraft (47%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft47%
- Air traffic control & airport congestion27%
- Airline (crew, maintenance, cleaning, fueling)24%
- Extreme weather2%
- Security0%
Other airlines on DEN to GRR
- Southwest Airlines68% on time · 17 min avg delay
- Frontier Airlines88% on time · 9 min avg delay
- SkyWest Airlines100% on time · 0 min avg delay
Full DEN to GRR comparison →
United Airlines on-time record across all routes →
727 United Airlines flights tracked on this route; 1 cancelled, 3 diverted.
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.