AS1556: Seattle to Anchorage
Alaska Airlines flight AS1556 flies from Seattle Tacoma (SEA) to Anchorage (ANC), 2,326 km. Over June 2026 to July 2026 it usually arrives about 18 minutes late: 59% of 22 flights arrived within 15 minutes of schedule and 0% were cancelled (US Department of Transportation data).
On-time record, last 12 months
Every operation of AS1556, June 2026 to July 2026: 22 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as AS1556
- Seattle Tacoma (SEA) to Anchorage (ANC)22 flights
Other flights from Seattle to Anchorage
More about Seattle Tacoma (SEA) and Anchorage (ANC).
Questions and answers
- Is AS1556 usually on time?
- 59% of Alaska Airlines flight AS1556's 22 flights from June 2026 to July 2026 arrived within 15 minutes of schedule. It arrived about 18 minutes late on average.
- How often is AS1556 cancelled or badly delayed?
- 0% of AS1556's scheduled flights were cancelled from June 2026 to July 2026 (0 of 22), and 23% of the flights that operated arrived more than 30 minutes late.
- What route does AS1556 fly?
- AS1556 most often flies from Seattle Tacoma (SEA) to Anchorage (ANC), 2,326 km (22 flights in the period).
- Where do these AS1556 figures come from?
- From the US Bureau of Transportation Statistics (BTS) on-time records, which cover every domestic flight by the larger US airlines. The figures cover June 2026 to July 2026 and are updated each month when new BTS data is published, about two months after the month ends. See how TripStow measures punctuality.
How does Alaska Airlines compare? Alaska Airlines' on-time record and the US airline league table.
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