Route
ANC → DEN
Ted Stevens Anchorage International Airport Denver International Airport
2,405 miles
Return route DEN → ANC →
How punctual is this route?
- On-time arrivals
- 81.5%
- Less than 15 minutes late
- Cancelled
- 0.9%
- Of scheduled flights
- Average delay when late
- 73 min
- Flights arriving 15+ minutes late
- Flights tracked
- 852
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 41%
- Airline (crew, maintenance, cleaning) 39%
- Air traffic control & airport 15%
- Extreme weather 5%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Sep 2025
Aug 2026
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 95.3% | 43 |
| October 2025 | 93.5% | 31 |
| November 2025 | 80.0% | 30 |
| December 2025 | 79.1% | 44 |
| January 2026 | 69.4% | 50 |
| February 2026 | 86.5% | 53 |
| March 2026 | 75.0% | 36 |
| April 2026 | 96.6% | 30 |
| May 2026 | 83.1% | 90 |
| June 2026 | 77.3% | 135 |
| July 2026 | 82.1% | 157 |
| August 2026 | 78.8% | 153 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| United Airlines | 615 | 84.4% | 1.3% | 80 min |
| Alaska Airlines | 128 | 89.8% | 0.0% | 40 min |
| Southwest Airlines | 109 | 55.0% | 0.0% | 68 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
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