Flight Reliability
AS 290 · Alaska Airlines
Newark → Portland (EWR–PDX)
73
Usually Fine
WanderNerd Reliability Score
- 72%
- Arrive within 15 minutes
- 11 min
- Average arrival delay
- 1.8%
- Cancelled
- 4 min early
- Median arrival delay
Based on 328 historical flights. Data through May 2026.
What the data says
Thursday is the weak spot.
AS 290 arrived on time 77% of the time on Fridays. On Thursdays: 63%.
A bit behind the EWR–PDX route.
AS 290 arrived on time 72% of the time, versus 76% across the EWR–PDX route.
Lagging the Alaska Airlines network.
AS 290 arrived on time 72% of the time, versus 80% across the Alaska Airlines network.
Trending in the right direction.
AS 290 arrived on time 79% of the time over the last three months in the data, compared with 71% in the three months before that.
The breakdown
- Mon76%(46 flights)
- Tue75%(47 flights)
- Wed72%(46 flights)
- Thu63%(43 flights)
- Fri77%(47 flights)
- Sat77%(47 flights)
- Sun67%(46 flights)
90%
May
Jun 50% → May 90% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 50% | 30 |
| July 2025 | 57% | 28 |
| August 2025 | 74% | 31 |
| September 2025 | 87% | 30 |
| October 2025 | 81% | 31 |
| November 2025 | 83% | 29 |
| December 2025 | 52% | 31 |
| February 2026 | 79% | 14 |
| March 2026 | 68% | 31 |
| April 2026 | 80% | 30 |
| May 2026 | 90% | 31 |
- Departures on time
- 84%
- Diverted
- 0%
- Flights flown
- 322
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 328 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.