Route Reliability
GRB → Denver
GRB–DEN · 905 miles · GRB Airport to Denver International Airport
Not enough history
Only 23 flights in the data. We don't publish a score on samples this small.
- 77%
- Arrive within 15 minutes
- 10 min
- Average arrival delay
- 4.3%
- Cancelled
- 23
- Flights in the data
Data through May 2026.
Frontier Airlines is the only airline in this data on this route, arriving on time 77% of the time across 23 flights. No comparison to make.
What the data says
Friday is doing you no favors.
GRB–DEN flights arrived on time 83% of the time on Mondays. On Fridays: 70%.
Flights on this route
The breakdown
- Mon83%(12 flights)
- Tue—(0 flights)
- Wed—(0 flights)
- Thu—(0 flights)
- Fri70%(10 flights)
- Sat—(0 flights)
- Sun—(0 flights)
Keep nerding
Based on 23 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.