Flight Reliability
AS 392 · Alaska Airlines
Portland → Dallas–Fort Worth (PDX–DFW)
81
Pretty Reliable
WanderNerd Reliability Score
- 78%
- Arrive within 15 minutes
- 5 min
- Average arrival delay
- 0.6%
- Cancelled
- 3 min early
- Median arrival delay
Based on 351 historical flights. Data through May 2026.
What the data says
Morning-you made the right choice.
AS 392 departing between 9 AM–12 PM arrived on time 79% of the time, versus 67% between 12–3 PM.
Saturdays have been rough.
AS 392 arrived on time 86% of the time on Sundays and just 63% on Saturdays. That gap is worth planning around.
Trending in the right direction.
AS 392 arrived on time 96% of the time over the last three months in the data, compared with 74% in the three months before that.
The breakdown
- Mon77%(51 flights)
- Tue80%(50 flights)
- Wed80%(46 flights)
- Thu83%(52 flights)
- Fri77%(51 flights)
- Sat63%(46 flights)
- Sun86%(51 flights)
- 9 AM–12 PM79%(317 flights)
- 12–3 PM67%(30 flights)
97%
May
Jun 59% → May 97% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 59% | 29 |
| July 2025 | 61% | 31 |
| August 2025 | 58% | 31 |
| September 2025 | 77% | 30 |
| October 2025 | 90% | 30 |
| November 2025 | 83% | 30 |
| December 2025 | 72% | 29 |
| January 2026 | 73% | 22 |
| February 2026 | 76% | 25 |
| March 2026 | 97% | 31 |
| April 2026 | 93% | 30 |
| May 2026 | 97% | 29 |
- Departures on time
- 83%
- Diverted
- 0.6%
- Flights flown
- 347
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 351 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.