Alaska Airlines
AS642Seattle to Denver
Alaska Airlines flight AS642 flies from Seattle Tacoma (SEA) to Denver (DEN), 1,645 km. Over August 2025 to July 2026 it usually arrives about 2 minutes late: 82% of 226 flights arrived within 15 minutes of schedule and 0% were cancelled (US Department of Transportation data).
On-time record, last 12 months
82%
on time (within 15 min)
9%
more than 30 min late
0%
cancelled
+2 min
average arrival vs schedule
Every operation of AS642, August 2025 to July 2026: 226 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as AS642
- Seattle Tacoma (SEA) to Denver (DEN)190 flights
- Reno Tahoe (RNO) to Seattle Tacoma (SEA)36 flights
Other flights from Seattle to Denver
More about Seattle Tacoma (SEA) and Denver (DEN).
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