Alaska Airlines AS420 Flight Status Tracker
AS420 is a domestic flight operated by Alaska Airlines. AS420 is departing from Seattle (SEA), United States and arriving at Ontario (ONT), United States. The flight distance is about 1538.04 km or 955.69 miles and flight time is 2 hours 32 minutes. Get the latest status of AS420 / ASA420 here.
Update on Jan. 15, 2026, 10:43 p.m.
Lastest Status
Arrived On time
| SEA | ONT |
Distance: 1538.04 km / 955.69 miles or 830.47 nautical miles.
Departure Seattle Tacoma International Airport
Actual Departure: 08:14
Scheduled Departure: 08:12
Departure Terminal : D Gate None
Arrival Ontario International Airport
Actual Arrival: 16:39
Scheduled Arrival: 16:49
Arrival Terminal : D Gate None
Flight AS420 detail information
| Type | Domestic Flight |
| Route | Departure Seattle (SEA), United States and arriving at Ontario (ONT), United States |
| Airlines | Alaska Airlines (AS) |
| Aircraft | Boeing 737-900 (winglets) |
| Flight Duration | 2 hours 32 minutes |
| Flight Distance | 1538.04 km /955.69 miles |
| Operating Days | Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday |
Find more flight status
- AS1118 Flight Status
- AS1134 Flight Status
- AS2884 Flight Status
- AS2676 Flight Status
- AS2922 Flight Status
- AS916 Flight Status
- AS1254 Flight Status
- AS1086 Flight Status
- AS9808 Flight Status
- AS1157 Flight Status
- AS9235 Flight Status
- AS9805 Flight Status
- AS924 Flight Status
- AS775 Flight Status
- AS620 Flight Status
AS420 Airports
| Departures |
|---|
| Airport: Seattle Tacoma International Airport, United States |
| ICAO Code: SEA |
| SEA Current time: 19:43 15-Jan-2026 |
| Arrivals |
| Airport: Ontario International Airport, United States |
| ICAO Code: ONT |
| ONT Current time: 19:43 15-Jan-2026 |