| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jan 06 | BOI | SEA | 12:11 | 12:31 |
Landed
|
Track > |
| Jan 05 | BOI | SEA | 12:04 | 12:14 |
Landed
|
Track > |
| Jan 04 | BOI | SEA | 12:23 | 12:40 |
Landed
|
Track > |
| Jan 03 | BOI | SEA | 13:04 | 13:16 |
Landed Late
|
Track > |
| Jan 02 | BOI | SEA | 12:20 | 12:32 |
Landed
|
Track > |
| Jan 01 | BOI | SEA | 12:23 | 12:32 |
Landed
|
Track > |
| Dec 31 | BOI | SEA | 13:55 | 14:09 |
Delayed
|
Track > |
| Dec 30 | BOI | SEA | 12:15 | 12:22 |
Landed
|
Track > |
| Dec 29 | BOI | SEA | 12:21 | 12:30 |
Landed
|
Track > |
| Dec 28 | BOI | SEA | 12:15 | 12:23 |
Landed
|
Track > |
Alaska Airlines Flight AS2123 connects Boise, United States to Seattle, United States, taking off from Boise Airport BOI and landing at Seattle Tacoma International Airport SEA.
How long is the AS2123 flight from Boise to Seattle?
The average flight time from Boise to Seattle is 1 hour and 11 minutes. The flight distance is 641 km / 398 miles and the average flight speed is 537 km/h / 334 mph.
What is the On-Time Performance (OTP) of Alaska Airlines Flight AS2123 Boise to Seattle?
The Airportia On-Time Performance Rating for Alaska Airlines Flight AS2123 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight AS2123 arriving at?
Flight AS2123 arrives at Seattle Tacoma International Airport (SEA) Terminal 2.
When was the latest AS2123 flight?
The latest flight took off on Tuesday, January 6th, 2026 with the flight status being Landed on 12:31.
How else can the flight AS2123 be referenced as?
This Alaska Airlines flight can also be referenced as ASA2123, AS 2123, ASA 2123.
How often is flight AS2123 delayed?
On average, 30% of all AS2123 flights are delayed. The average delay is 44 minutes.
Can I get compensation for my delayed or cancelled AS2123 flight or baggage issues?
If your AS2123 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.
See our AS2123 Flight Tracker above for more details.
Flight AS2123 is code-shared by 4 airlines using the flight numbers FI7638, HA4826, QR2059, TN2331
Other flights departing from Boise BOI: OO5191, AS2010, AS2228, OO5191
Other flights arriving at Seattle SEA: AS3286, AS2062, AS3215, OO215
All flights connecting Boise BOI to Seattle SEA.
