Anchorage (ANC) to Washington (IAD): On-Time Performance
Data through May 2026
Anchorage (ANC) to Washington (IAD) is a thinner route than most in this dataset — 109 departures over the past year, roughly 2 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 80% arrived on time.
- On-time
- 80%
- arrived <15 min late
- Avg delay
- 18 min
- completed flights
- Cancelled
- 1.4%
- Flights/day
- 0.30
- last 12 months
- Duration
- 6h 58m
- scheduled
- Distance
- 3,356 mi
Monthly on-time trend
Best time to fly from ANC to IAD
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 60% | 53 min |
| Tuesday | 93% | 2 min |
| Wednesday | 90% | 12 min |
| Thursday | 77% | 11 min |
| Friday | 70% | 25 min |
| Saturdaybest | 100% | 1 min |
| Sunday | 72% | 18 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft44%
- Airline operations52%
- National airspace system4%
- Weather1%
Frequently asked questions
- How often are flights from ANC to IAD delayed?
- 20% of ANC–IAD 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 18 minutes.
- How long is the flight from ANC to IAD?
- The scheduled ANC–IAD flight time averages 6h 58m over 3,356 miles. Actual arrival times vary — flights on this route land 15+ minutes late 20% of the time.
- How often are ANC to IAD flights cancelled?
- 1.4% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What day of the week is most reliable for ANC to IAD?
- Saturday flights have the best record at 100% on-time. Day-of-week differences on this route are meaningful — Monday trails at 60%.
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Based on 213 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.