Flight Reliability
AS 3298 · Alaska Airlines
Seattle → Salt Lake City (SEA–SLC)83% of its flights flew this route. The rest (PDX–GEG) are included in these numbers.
89
Pretty Reliable
WanderNerd Reliability Score
- 81%
- Arrive within 15 minutes
- 2 min
- Average arrival delay
- 0%
- Cancelled
- 7 min early
- Median arrival delay
Based on 352 historical flights. Data through May 2026.
What the data says
The 12–3 PM departure wins.
AS 3298 departing between 12–3 PM arrived on time 90% of the time, versus 80% between 6–9 PM.
Friday is doing you no favors.
AS 3298 arrived on time 87% of the time on Saturdays and just 67% on Fridays. That gap is worth planning around.
It basically never cancels.
Out of 352 scheduled flights, only 0.0% were cancelled.
The breakdown
- Mon85%(52 flights)
- Tue81%(47 flights)
- Wed83%(46 flights)
- Thu84%(51 flights)
- Fri67%(51 flights)
- Sat87%(52 flights)
- Sun83%(53 flights)
- 12–3 PM90%(59 flights)
- 6–9 PM80%(293 flights)
74%
May
Jun 63% → May 74% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 63% | 30 |
| July 2025 | 83% | 30 |
| August 2025 | 68% | 31 |
| September 2025 | 83% | 30 |
| October 2025 | 87% | 31 |
| November 2025 | 90% | 29 |
| December 2025 | 71% | 31 |
| January 2026 | 79% | 24 |
| February 2026 | 100% | 24 |
| March 2026 | 84% | 31 |
| April 2026 | 97% | 30 |
| May 2026 | 74% | 31 |
- Departures on time
- 81%
- Diverted
- 0%
- Flights flown
- 352
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 352 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.