| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jun 09 | SFO | SAN | 07:32 | 08:39 |
Landed
|
Track > |
| Jun 08 | SFO | SAN | 07:36 | 08:48 |
Landed
|
Track > |
| Jun 07 | SFO | SAN | 07:31 | 08:41 |
Landed
|
Track > |
| Jun 06 | SFO | SAN | 07:31 | 08:40 |
Landed
|
Track > |
| Jun 05 | SFO | SAN | 08:14 | 09:27 |
Landed Late
|
Track > |
| Jun 04 | SFO | SAN | 07:45 | 08:56 |
Landed
|
Track > |
| Jun 03 | SFO | SAN | 07:36 | 08:51 |
Landed
|
Track > |
| Jun 02 | SFO | SAN | 07:37 | 08:49 |
Landed
|
Track > |
| Jun 01 | SFO | SAN | 07:37 | 08:48 |
Landed
|
Track > |
| May 31 | SFO | SAN | 07:33 | 08:44 |
Landed
|
Track > |
Alaska Airlines Flight AS2121 connects San Francisco, United States to San Diego, United States, taking off from San Francisco International Airport SFO and landing at San Diego International Airport SAN.
How long is the AS2121 flight from San Francisco to San Diego?
The average flight time from San Francisco to San Diego is 1 hour and 11 minutes. The flight distance is 719 km / 447 miles and the average flight speed is 607 km/h / 377 mph.
What is the On-Time Performance (OTP) of Alaska Airlines Flight AS2121 San Francisco to San Diego?
The Airportia On-Time Performance Rating for Alaska Airlines Flight AS2121 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight AS2121 arriving at?
Flight AS2121 arrives at San Diego International Airport (SAN) Terminal 2.
When was the latest AS2121 flight?
The latest flight took off on Tuesday, June 9th, 2026 with the flight status being Landed on 08:39.
How else can the flight AS2121 be referenced as?
This Alaska Airlines flight can also be referenced as ASA2121, AS 2121, ASA 2121.
How often is flight AS2121 delayed?
On average, 10% of all AS2121 flights are delayed. The average delay is 28 minutes.
Can I get compensation for my delayed or cancelled AS2121 flight or baggage issues?
If your AS2121 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 AS2121 Flight Tracker above for more details.
Flight AS2121 is code-shared by 2 airlines using the flight numbers AA9341, JL5460
Other flights departing from San Francisco SFO: AS1344, AS1450, UA2374, AS1476
Other flights arriving at San Diego SAN: AS3312, AS1371, WN2100, WN575
All flights connecting San Francisco SFO to San Diego SAN.