Anchorage (ANC) to Portland (PDX): On-Time Performance
Data through May 2026
When you fly ANC to PDX matters as much as anything else about the booking: the route swung from 99% on-time in April 2026 to just 77% in December 2024. Across the full period the route averages 90% on-time against a national 78%.
- On-time
- 90%
- arrived <15 min late
- Avg delay
- 8 min
- completed flights
- Cancelled
- 0.2%
- Flights/day
- 3.1
- last 12 months
- Duration
- 3h 37m
- scheduled
- Distance
- 1,542 mi
Monthly on-time trend
Best time to fly from ANC to PDX
Aim for departures around 5 a.m. (95% on-time); avoid 12 a.m. departures (84%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 89% | 9 min |
| Tuesdaybest | 92% | 6 min |
| Wednesday | 91% | 7 min |
| Thursday | 90% | 8 min |
| Friday | 90% | 8 min |
| Saturday | 89% | 6 min |
| Sunday | 91% | 8 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft21%
- Airline operations56%
- National airspace system12%
- Weather11%
Frequently asked questions
- How often are flights from ANC to PDX delayed?
- 10% of ANC–PDX flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 8 minutes.
- What is the best time of day to fly from ANC to PDX?
- Departures around 5 a.m. have the best record (95% on-time), while departures around 12 a.m. have the worst (84%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from ANC to PDX?
- The scheduled ANC–PDX flight time averages 3h 37m over 1,542 miles. Actual arrival times vary — flights on this route land 15+ minutes late 10% of the time.
- How often are ANC to PDX flights cancelled?
- 0.2% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What is the worst month to fly from ANC to PDX?
- December 2024 was the roughest month in this dataset, with only 77% of arrivals on time. The best was April 2026 at 99%. If your dates are flexible, that 22-point gap is worth planning around.
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Based on 1,561 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.