Flight Reliability
AS 773 · Alaska Airlines
Seattle → Santa Ana (SEA–SNA)
94
Nerd Approved
WanderNerd Reliability Score
- 87%
- Arrive within 15 minutes
- 3 min early
- Average arrival delay
- 0.3%
- Cancelled
- 10 min early
- Median arrival delay
Based on 305 historical flights. Data through May 2026.
What the data says
The 3–6 PM departure wins.
AS 773 departing between 3–6 PM arrived on time 94% of the time, versus 85% between 12–3 PM.
Saturday is the weak spot.
AS 773 arrived on time 93% of the time on Tuesdays. On Saturdays: 83%.
A bit ahead of the Alaska Airlines network.
AS 773 arrived on time 87% of the time, versus 80% across the Alaska Airlines network.
It basically never cancels.
Out of 305 scheduled flights, only 0.3% were cancelled.
The breakdown
- Mon85%(47 flights)
- Tue93%(41 flights)
- Wed90%(39 flights)
- Thu88%(48 flights)
- Fri89%(45 flights)
- Sat83%(40 flights)
- Sun84%(44 flights)
- 12–3 PM85%(232 flights)
- 3–6 PM94%(72 flights)
97%
May
Jun 83% → May 97% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 83% | 18 |
| July 2025 | 77% | 31 |
| August 2025 | 79% | 24 |
| September 2025 | 88% | 17 |
| November 2025 | 90% | 29 |
| December 2025 | 79% | 29 |
| January 2026 | 84% | 31 |
| February 2026 | 93% | 28 |
| March 2026 | 89% | 28 |
| April 2026 | 97% | 30 |
| May 2026 | 97% | 31 |
- Departures on time
- 84%
- Diverted
- 0%
- Flights flown
- 304
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 305 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.