Best Time to Fly ANC to PDX: On-Time Stats by Hour & Airline
Ted Stevens Anchorage International → Portland International
Data through July 2026 · Last updated October 18, 2026
1,209 flights were scheduled from Anchorage (ANC) to Portland (PDX) in the last 12 months, and 90.5% of those that flew arrived on time, 12.9 points above the US average of 77.6%.
Alaska Airlines was the only reporting airline with regular flights on this route.
Over 24 months, Wednesday was the most reliable day (91% on time) and January the worst month (83%).
The cancellation rate was 0.0% (US average 1.8%).
ANC to PDX on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Alaska Airlines | 90.5% | 65 min | 0.0% | 1,209 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly ANC to PDX
On-time arrival % by scheduled departure hour (local time), 1,743 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 12am–1am | 82.5% | 1.7% | 58 |
| 1am–2am | 90.7% | 0.1% | 666 |
| 2am–3am | Limited data | 1 | |
| 4am–5am | Limited data | 3 | |
| 5am–6am | 95.1% | 0.0% | 225 |
| 8am–9am | 90.9% | 0.0% | 44 |
| 9am–10am | 89.6% | 0.0% | 364 |
| 10am–11am | Limited data | 18 | |
| 11am–12pm | 90.8% | 0.0% | 141 |
| 12pm–1pm | 90.3% | 0.0% | 144 |
| 4pm–5pm | 79.8% | 0.0% | 79 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on ANC to PDX
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | Limited data | 25 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 87.7% | -3.4 pts | 0.0% | 57 |
| Summer peak (Jun 15 - Aug 15) | 87.3% | -3.8 pts | 0.3% | 388 |
| All other days | 91.1% | — | 0.2% | 1,273 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).