The route from Seattle Tacoma International Airport (KSEA) in Seattle to St Louis Lambert International Airport (KSTL) in St Louis. SkyMeter tracks roughly 937 scheduled flights on this route across 8 carriers. The most active operator is ASA (ASA). Average block time is 3h 49m. Departures average 34 minutes off schedule, with 79% running more than 15 minutes late. The most common aircraft on this route is the BOEING Boeing 737-900.
Airlines on this route
5 carriers · scheduled
Recent observed flights
From ADS-B trace data
Codeshare partnerships
Marketing carriers selling tickets on this route under their own flight numbers
Looking for the return flight?
View KSTL → KSEA