Alaska Airlines AS729 Flight Status Tracker
AS729 is a domestic flight operated by Alaska Airlines. AS729 is departing from St Louis (STL), United States and arriving at Seattle (SEA), United States. The flight distance is about 2749.19 km or 1708.26 miles and flight time is 4 hours 25 minutes. Get the latest status of AS729 / ASA729 here.
Update on Jan. 14, 2026, 11:18 a.m.
Lastest Status
Scheduled On time
| STL | SEA |
Distance: 2749.19 km / 1708.26 miles or 1484.44 nautical miles.
Departure Lambert International Airport
Estimate Departure: 21:07
Scheduled Departure: 21:07
Departure Terminal : A Gate None
Arrival Seattle Tacoma International Airport
Estimate Arrival: 23:50
Scheduled Arrival: 23:50
Arrival Terminal : 1 Gate None
Flight AS729 detail information
| Type | Domestic Flight |
| Route | Departure St Louis (STL), United States and arriving at Seattle (SEA), United States |
| Airlines | Alaska Airlines (AS) |
| Aircraft | B739 |
| Flight Duration | 4 hours 25 minutes |
| Flight Distance | 2749.19 km /1708.26 miles |
| Operating Days | Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday |
Find more flight status
AS729 Airports
| Departures |
|---|
| Airport: Lambert International Airport, United States |
| ICAO Code: STL |
| STL Current time: 10:52 14-Jan-2026 |
| Arrivals |
| Airport: Seattle Tacoma International Airport, United States |
| ICAO Code: SEA |
| SEA Current time: 08:52 14-Jan-2026 |