Alaska Airlines AS12 Flight Status Tracker
AS12 is a domestic flight operated by Alaska Airlines. AS12 is departing from Seattle (SEA), United States and arriving at Boston (BOS), United States. The flight distance is about 4014.78 km or 2494.67 miles and flight time is 5 hours 30 minutes. Get the latest status of AS12 / ASA12 here.
Update on Feb. 7, 2026, 6:44 a.m.
Lastest Status
N/A
| SEA | BOS |
Distance: 4014.78 km / 2494.67 miles or 2167.81 nautical miles.
Departure Seattle Tacoma International Airport
Scheduled Departure: 9:50 a.m.
Departure Terminal : N/A Gate None
Arrival Boston Logan International Airport
Scheduled Arrival: 12:07 p.m.
Arrival Terminal : C Gate None
Flight AS12 detail information
| Type | Domestic Flight |
| Route | Departure Seattle (SEA), United States and arriving at Boston (BOS), United States |
| Airlines | Alaska Airlines (AS) |
| Aircraft | B739 |
| Flight Duration | 5 hours 30 minutes |
| Flight Distance | 4014.78 km /2494.67 miles |
| Operating Days | Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday |
Find more flight status
AS12 Airports
| Departures |
|---|
| Airport: Seattle Tacoma International Airport, United States |
| ICAO Code: SEA |
| SEA Current time: 09:59 03-Mar-2026 |
| Arrivals |
| Airport: Boston Logan International Airport, United States |
| ICAO Code: BOS |
| BOS Current time: 12:59 03-Mar-2026 |