Flight Reliability
AS 172 · Alaska Airlines
Anchorage → Phoenix (ANC–PHX)97% of its flights flew this route. The rest (ANC–SEA) are included in these numbers.
95
Nerd Approved
WanderNerd Reliability Score
- 89%
- Arrive within 15 minutes
- 7 min early
- Average arrival delay
- 0%
- Cancelled
- 11 min early
- Median arrival delay
Based on 323 historical flights. Data through May 2026.
What the data says
Skip Wednesday if you can.
AS 172 arrived on time 96% of the time on Sundays. On Wednesdays: 82%.
Better than the Alaska Airlines network average.
AS 172 arrived on time 89% of the time, versus 80% across the Alaska Airlines network.
It basically never cancels.
Out of 323 scheduled flights, only 0.0% were cancelled.
The breakdown
- Mon91%(46 flights)
- Tue92%(47 flights)
- Wed82%(44 flights)
- Thu89%(45 flights)
- Fri91%(46 flights)
- Sat83%(46 flights)
- Sun96%(47 flights)
- 12–3 AM91%(11 flights)
- 9 PM–12 AM89%(310 flights)
95%
Apr
Jun 93% → Apr 95% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 93% | 30 |
| July 2025 | 83% | 30 |
| August 2025 | 87% | 31 |
| September 2025 | 90% | 30 |
| October 2025 | 83% | 30 |
| November 2025 | 93% | 30 |
| December 2025 | 93% | 29 |
| January 2026 | 84% | 31 |
| February 2026 | 89% | 28 |
| March 2026 | 90% | 31 |
| April 2026 | 95% | 21 |
- Departures on time
- 88%
- Diverted
- 0.6%
- Flights flown
- 321
- Months covered
- 11
Same route, other flights
Keep nerding
Based on 323 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.