Flight Reliability
AS 2454 · Alaska Airlines
Portland → Fairbanks (PDX–FAI)85% of its flights flew this route. The rest (PSP–SFO, SFO–SAN) are included in these numbers.
90
Nerd Approved
WanderNerd Reliability Score
- 82%
- Arrive within 15 minutes
- 9 min
- Average arrival delay
- 0%
- Cancelled
- 6 min
- Median arrival delay
Based on 94 historical flights. Data through May 2026.
What the data says
The late departure is the smart one here.
AS 2454 departing between 9 PM–12 AM arrived on time 85% of the time, versus 60% between 9 AM–12 PM.
Sunday scaries are real for this one.
AS 2454 arrived on time 91% of the time on Thursdays and just 71% on Sundays. That gap is worth planning around.
A bit behind the PDX–FAI route.
AS 2454 arrived on time 82% of the time, versus 85% across the PDX–FAI route.
The breakdown
- Mon86%(14 flights)
- Tue77%(13 flights)
- Wed88%(16 flights)
- Thu91%(11 flights)
- Fri77%(13 flights)
- Sat85%(13 flights)
- Sun71%(14 flights)
- 6–9 AM—(4 flights)
- 9 AM–12 PM60%(10 flights)
- 9 PM–12 AM85%(80 flights)
74%
Aug
Jun 93% → Aug 74% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 93% | 30 |
| July 2025 | 84% | 31 |
| August 2025 | 74% | 19 |
- Departures on time
- 82%
- Diverted
- 0%
- Flights flown
- 94
- Months covered
- 7
Keep nerding
Based on 94 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.