(AS) Alaska Airlines 3423 Flight Details
On time | Departed
Departure
IDA
Idaho Falls Regional Airport, ID, US
Flight Gate Times
19-Dec-2025
Scheduled
06:00
MST
Actual
05:54
MST
Total Departure Delay: -
Flight Runway Times
19-Dec-2025
Scheduled
06:10
MST
Actual
06:11
MST
Runway Delay: 1 min
Terminal
-
Gate
A3
Craft Type
Embraer 175
E75
Flight Time
Scheduled
2h 20m
Arrival
SEA
Seattle-Tacoma International Airport, WA, US
Flight Gate Times
19-Dec-2025
Scheduled
07:20
PST
Estimated
07:05
PST
Total Arrival Delay: -
Flight Runway Times
19-Dec-2025
Scheduled
06:48
PST
Estimated
06:59
PST
Runway Delay: 11 mins
Terminal
-
Gate
A7
Baggage Claim
12
Tail Number
N405SY
Flight Time
Estimated
2h 11m
Flight Notes
Operated by SkyWest Airlines on behalf of Alaska Airlines
Also marketed as (HA) Hawaiian Airlines 4977, (QR) Qatar Airways 2052
Event Timeline
Date
Event
Data Updated
19 Dec
13:39
06:39
05:39
Time Adjustment
Estimated Runway Arrival changed from Dec-19-2025 6:54 AM to Dec-19-2025 6:59 AM
19 Dec
13:29
06:29
05:29
Time Adjustment
Estimated Runway Arrival changed from Dec-19-2025 6:50 AM to Dec-19-2025 6:54 AM
19 Dec
13:19
06:19
05:19
Time Adjustment
Estimated Runway Arrival changed from Dec-19-2025 6:55 AM to Dec-19-2025 6:50 AM
19 Dec
13:14
06:14
05:14
Time Adjustment
Estimated Runway Arrival changed from Dec-19-2025 6:53 AM to Dec-19-2025 6:55 AM
19 Dec
13:12
06:12
05:12
Time Adjustment
Estimated Runway Arrival changed from Dec-19-2025 6:45 AM to Dec-19-2025 6:53 AM
19 Dec
13:12
06:12
05:12
Time Adjustment
Estimated Runway Departure changed from Dec-19-2025 6:10 AM to Dec-19-2025 6:11 AM
Actual Runway Departure changed from Dec-19-2025 6:10 AM to Dec-19-2025 6:11 AM
19 Dec
13:08
06:08
05:08
Time Adjustment
Estimated Runway Departure changed from Dec-19-2025 6:17 AM to Dec-19-2025 6:10 AM
Actual Runway Departure changed to Dec-19-2025 6:10 AM
Estimated Runway Arrival changed from Dec-19-2025 6:59 AM to Dec-19-2025 6:45 AM
19 Dec
12:55
05:55
04:55
Time Adjustment
Estimated Gate Arrival changed from Dec-19-2025 7:11 AM to Dec-19-2025 7:05 AM
19 Dec
12:55
05:55
04:55
Status Active
Estimated Gate Departure changed from Dec-19-2025 6:00 AM to Dec-19-2025 5:54 AM
Actual Gate Departure changed to Dec-19-2025 5:54 AM
Status changed from Scheduled to Active
19 Dec
12:31
05:31
04:31
Gate Adjustment
Arrival Gate changed from C2 to A7
19 Dec
12:28
05:28
04:28
Gate Adjustment
Arrival Gate changed from C16 to C2
19 Dec
12:02
05:02
04:02
Time Adjustment
Estimated Runway Departure changed from Dec-19-2025 6:27 AM to Dec-19-2025 6:17 AM
Estimated Runway Arrival changed to Dec-19-2025 6:59 AM
Estimated Gate Arrival changed from Dec-19-2025 7:20 AM to Dec-19-2025 7:11 AM
19 Dec
12:02
05:02
04:02
Time Adjustment
Estimated Runway Departure changed to Dec-19-2025 6:27 AM
18 Dec
18:10
11:10
10:10
Equipment Adjustment
Tail Number changed from N404SY to N405SY
18 Dec
13:01
06:01
05:01
Time Adjustment
Scheduled Runway Departure changed to Dec-19-2025 6:10 AM
Scheduled Runway Arrival changed to Dec-19-2025 6:48 AM
17 Dec
04:02
21:02
20:02
Equipment Adjustment
Tail Number changed from N409SY to N404SY
16 Dec
20:53
13:53
12:53
Equipment Adjustment
Tail Number changed from N408SY to N409SY
16 Dec
20:28
13:28
12:28
Time Adjustment
Estimated Gate Departure changed to Dec-19-2025 6:00 AM
Estimated Gate Arrival changed to Dec-19-2025 7:20 AM
Departure Gate changed to A3
Arrival Gate changed to C16
Baggage changed to 12
Tail Number changed to N408SY
Actual Equipment changed to E75
16 Dec
18:12
11:12
10:12
Record Created
16 Dec
18:12
11:12
10:12
Time Adjustment
Scheduled Gate Departure changed to Dec-19-2025 6:00 AM
Scheduled Gate Arrival changed to Dec-19-2025 7:20 AM
Scheduled Equipment changed to E75