Flight Reliability
AS 300 · Alaska Airlines
Portland → Orlando (PDX–MCO)
82
Pretty Reliable
WanderNerd Reliability Score
- 79%
- Arrive within 15 minutes
- 1 min
- Average arrival delay
- 0.5%
- Cancelled
- 5 min early
- Median arrival delay
Based on 364 historical flights. Data through May 2026.
What the data says
The 6–9 AM departure wins.
AS 300 departing between 6–9 AM arrived on time 89% of the time, versus 68% between 9 AM–12 PM.
Friday comes out ahead.
A small edge: 83% on time on Fridays against 78% on Thursdays.
Ticking up lately.
AS 300 arrived on time 90% of the time over the last three months in the data, compared with 87% in the three months before that.
The breakdown
- Mon78%(51 flights)
- Tue79%(52 flights)
- Wed78%(51 flights)
- Thu78%(50 flights)
- Fri83%(52 flights)
- Sat78%(51 flights)
- Sun79%(52 flights)
- 6–9 AM89%(186 flights)
- 9 AM–12 PM68%(173 flights)
93%
May
Jun 67% → May 93% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 67% | 30 |
| July 2025 | 50% | 28 |
| August 2025 | 50% | 30 |
| September 2025 | 83% | 30 |
| October 2025 | 87% | 31 |
| November 2025 | 79% | 29 |
| December 2025 | 84% | 31 |
| January 2026 | 84% | 31 |
| February 2026 | 93% | 28 |
| March 2026 | 84% | 31 |
| April 2026 | 93% | 30 |
| May 2026 | 93% | 30 |
- Departures on time
- 84%
- Diverted
- 0.8%
- Flights flown
- 359
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 364 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.