Alaska Airlines AS643 Flight Status Tracker
AS643 is a domestic flight operated by Alaska Airlines. AS643 is departing from Denver (DEN), United States and arriving at Seattle (SEA), United States. The flight distance is about 1647.95 km or 1023.99 miles and flight time is 2 hours 50 minutes. Get the latest status of AS643 / ASA643 here.
Update on Nov. 5, 2025, 12:30 a.m.
Lastest Status
N/A
| DEN | SEA |
Distance: 1647.95 km / 1023.99 miles or 889.82 nautical miles.
Departure Denver International Airport
Scheduled Departure: 7 a.m.
Departure Terminal : Gate None
Arrival Seattle Tacoma International Airport
Scheduled Arrival: 9:07 a.m.
Arrival Terminal : Gate None
Flight AS643 detail information
| Type | Domestic Flight |
| Route | Departure Denver (DEN), United States and arriving at Seattle (SEA), United States |
| Airlines | Alaska Airlines (AS) |
| Aircraft | B739 |
| Flight Duration | 2 hours 50 minutes |
| Flight Distance | 1647.95 km /1023.99 miles |
| Operating Days | Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday |
Find more flight status
AS643 Airports
| Departures |
|---|
| Airport: Denver International Airport, United States |
| ICAO Code: DEN |
| DEN Current time: 02:50 20-Nov-2025 |
| Arrivals |
| Airport: Seattle Tacoma International Airport, United States |
| ICAO Code: SEA |
| SEA Current time: 01:50 20-Nov-2025 |