Flight Reliability
AS 3487 · Alaska Airlines
FAT → Portland (FAT–PDX)100% of its flights flew this route. The rest (RDM–BUR) are included in these numbers.
96
Nerd Approved
WanderNerd Reliability Score
- 93%
- Arrive within 15 minutes
- 5 min early
- Average arrival delay
- 1.0%
- Cancelled
- 8 min early
- Median arrival delay
Based on 314 historical flights. Data through May 2026.
What the data says
Skip Wednesday if you can.
AS 3487 arrived on time 98% of the time on Tuesdays. On Wednesdays: 86%.
Better than the Alaska Airlines network average.
AS 3487 arrived on time 93% of the time, versus 80% across the Alaska Airlines network.
Ticking up lately.
AS 3487 arrived on time 95% of the time over the last three months in the data, compared with 90% in the three months before that.
The breakdown
- Mon89%(45 flights)
- Tue98%(45 flights)
- Wed86%(43 flights)
- Thu93%(45 flights)
- Fri93%(45 flights)
- Sat93%(43 flights)
- Sun98%(44 flights)
- 6–9 AM93%(274 flights)
- 9 AM–12 PM94%(35 flights)
- 3–6 PM—(1 flights)
95%
Apr
Jun 95% → Apr 95% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 95% | 19 |
| July 2025 | 97% | 31 |
| August 2025 | 93% | 30 |
| September 2025 | 97% | 30 |
| October 2025 | 87% | 31 |
| November 2025 | 97% | 30 |
| December 2025 | 90% | 31 |
| January 2026 | 83% | 29 |
| February 2026 | 96% | 27 |
| March 2026 | 93% | 30 |
| April 2026 | 95% | 21 |
- Departures on time
- 92%
- Diverted
- 0.3%
- Flights flown
- 310
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 314 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.