Alaska Airlines
AS356San Francisco to Boston
Alaska Airlines flight AS356 flies from San Francisco (SFO) to Boston (BOS), 4,341 km. Over October 2025 to July 2026 it usually arrives about 6 minutes early: 85% of 198 flights arrived within 15 minutes of schedule and 1.5% were cancelled (US Department of Transportation data).
On-time record, last 12 months
85%
on time (within 15 min)
8%
more than 30 min late
1.5%
cancelled
-6 min
average arrival vs schedule
Every operation of AS356, October 2025 to July 2026: 198 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as AS356
Other flights from San Francisco to Boston
More about San Francisco (SFO) and Boston (BOS).
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