Flight Reliability
AS 731 · Alaska Airlines
Phoenix → Everett (PHX–PAE)
90
Nerd Approved
WanderNerd Reliability Score
- 89%
- Arrive within 15 minutes
- 4 min early
- Average arrival delay
- 0.8%
- Cancelled
- 12 min early
- Median arrival delay
Based on 251 historical flights. Data through May 2026.
What the data says
The late departure is the smart one here.
AS 731 departing between 6–9 PM arrived on time 95% of the time, versus 79% between 3–6 PM.
Tuesday is the weak spot.
AS 731 arrived on time 97% of the time on Thursdays. On Tuesdays: 86%.
Better than the Alaska Airlines network average.
AS 731 arrived on time 89% of the time, versus 80% across the Alaska Airlines network.
Trending in the right direction.
AS 731 arrived on time 93% of the time over the last three months in the data, compared with 80% in the three months before that.
The breakdown
- Mon86%(36 flights)
- Tue86%(35 flights)
- Wed88%(32 flights)
- Thu97%(35 flights)
- Fri86%(36 flights)
- Sat91%(34 flights)
- Sun87%(39 flights)
- 6–9 AM91%(11 flights)
- 9 AM–12 PM93%(85 flights)
- 12–3 PM93%(45 flights)
- 3–6 PM79%(24 flights)
- 6–9 PM95%(19 flights)
- 9 PM–12 AM81%(63 flights)
96%
May
Jun 97% → May 96% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 97% | 30 |
| July 2025 | 89% | 28 |
| August 2025 | 84% | 19 |
| November 2025 | 68% | 28 |
| December 2025 | 90% | 30 |
| February 2026 | 82% | 17 |
| March 2026 | 87% | 31 |
| April 2026 | 96% | 26 |
| May 2026 | 96% | 26 |
- Departures on time
- 86%
- Diverted
- 0.8%
- Flights flown
- 247
- Months covered
- 11
Same route, other flights
Keep nerding
Based on 251 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.