Alaska Airlines
AS638Seattle to Tucson
Alaska Airlines flight AS638 flies from Seattle Tacoma (SEA) to Tucson (TUS), 1,957 km. Over October 2025 to July 2026 it usually arrives right on schedule: 79% of 241 flights arrived within 15 minutes of schedule and 0.8% were cancelled (US Department of Transportation data).
On-time record, last 12 months
79%
on time (within 15 min)
9%
more than 30 min late
0.8%
cancelled
+1 min
average arrival vs schedule
Every operation of AS638, October 2025 to July 2026: 241 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as AS638
- Seattle Tacoma (SEA) to Tucson (TUS)190 flights
- Seattle Tacoma (SEA) to Sacramento (SMF)51 flights
Other flights from Seattle to Tucson
More about Seattle Tacoma (SEA) and Tucson (TUS).
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