Alaska Airlines
AS473St. Louis to Seattle
Alaska Airlines flight AS473 flies from St. Louis (STL) to Seattle Tacoma (SEA), 2,744 km. Over August 2025 to July 2026 it usually arrives about 6 minutes early: 91% of 322 flights arrived within 15 minutes of schedule and 0.6% were cancelled (US Department of Transportation data).
On-time record, last 12 months
91%
on time (within 15 min)
5%
more than 30 min late
0.6%
cancelled
-6 min
average arrival vs schedule
Every operation of AS473, August 2025 to July 2026: 322 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as AS473
- St. Louis (STL) to Seattle Tacoma (SEA)321 flights
- Pittsburgh (PIT) to Seattle Tacoma (SEA)1 flights
Other flights from St. Louis to Seattle
More about St. Louis (STL) and Seattle Tacoma (SEA).
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