(AS) Alaska Airlines 2121 Flight Details
On time | Scheduled
Departure
BOI
Boise Air Terminal, ID, US
Flight Gate Times
03-Nov-2026
Scheduled
13:05
MST
Estimated
13:05
MST
Total Departure Delay: -
Flight Runway Times
03-Nov-2026
Scheduled
13:29
MST
Actual
--
Runway Delay: -
Terminal
-
Gate
C2
Craft Type
Embraer 175
E75
Flight Time
Scheduled
1h 23m
Arrival
PDX
Portland International Airport, OR, US
Flight Gate Times
03-Nov-2026
Scheduled
13:28
PST
Estimated
13:20
PST
Total Arrival Delay: -
Flight Runway Times
03-Nov-2026
Scheduled
13:14
PST
Actual
--
Runway Delay: -
Terminal
-
Gate
B5
Baggage Claim
1-3
Tail Number
N664QX
Flight Time
Estimated
1h 15m
Flight Notes
Operated by Horizon Air on behalf of Alaska Airlines
Event Timeline
Date
Event
Data Updated
3 Nov
08:29
01:29
00:29
Time Adjustment
Scheduled Runway Departure changed from Nov-03-2026 1:15 PM to Nov-03-2026 1:29 PM
Scheduled Runway Arrival changed from Nov-03-2026 1:17 PM to Nov-03-2026 1:14 PM
3 Nov
08:29
01:29
00:29
Time Adjustment
Estimated Gate Arrival changed from Nov-03-2026 1:28 PM to Nov-03-2026 1:20 PM
2 Nov
22:07
15:07
14:07
Gate Adjustment
Baggage changed to 1-3
2 Nov
20:06
13:06
12:06
Time Adjustment
Scheduled Runway Departure changed to Nov-03-2026 1:15 PM
Scheduled Runway Arrival changed to Nov-03-2026 1:17 PM
2 Nov
12:07
05:07
04:07
Equipment Adjustment
Tail Number changed from N644QX to N664QX
1 Nov
21:15
14:15
13:15
Gate Adjustment
Arrival Gate changed to B5
1 Nov
14:56
07:56
06:56
Gate Adjustment
Departure Gate changed from C1 to C2
1 Nov
14:51
07:51
06:51
Equipment Adjustment
Tail Number changed from N630QX to N644QX
31 Oct
19:26
13:26
12:26
Time Adjustment
Estimated Gate Departure changed to Nov-03-2026 1:05 PM
Estimated Gate Arrival changed to Nov-03-2026 1:28 PM
Departure Gate changed to C1
Tail Number changed to N630QX
Actual Equipment changed to E75
31 Oct
18:11
12:11
11:11
Record Created
31 Oct
18:11
12:11
11:11
Time Adjustment
Scheduled Gate Departure changed to Nov-03-2026 1:05 PM
Scheduled Gate Arrival changed to Nov-03-2026 1:28 PM
Scheduled Equipment changed to E75