Just launched: The brand new Plane Finder API
Explore Now
ASA

Alaska Airlines Flight AS521 ASA521

Service Type Passenger
Seats 161
Freight --
Capacity 8.7 tonnes

Codeshare flight(s):

AA AA7418

Upcoming Flights

Date Departing From To Arriving Aircraft Reg
11 Nov 2026
14:53 PST
United States Seattle SEA
United States San Jose SJC
17:03 PST
7M8 Unknown Play
10 Nov 2026
14:53 PST
United States Seattle SEA
United States San Jose SJC
17:03 PST
73H Unknown Play
9 Nov 2026
14:53 PST
United States Seattle SEA
United States San Jose SJC
17:03 PST
73H Unknown Play
8 Nov 2026
14:53 PST
United States Seattle SEA
United States San Jose SJC
17:03 PST
73H Unknown Play
6 Nov 2026
14:53 PST
United States Seattle SEA
United States San Jose SJC
17:03 PST
7M9 Unknown Play
5 Nov 2026
14:53 PST
United States Seattle SEA
United States San Jose SJC
17:03 PST
B39M N958AK Play
4 Nov 2026
14:53 PST
United States Seattle SEA
United States San Jose SJC
17:03 PST
B738 N524AS Play

Past Flights

Date Departed From To Arrived Aircraft Reg
26 May 2025
13:50 CDT
United States Austin AUS
United States Seattle SEA
17:52 PDT
B738 N548AS Play
25 May 2025
13:50 CDT
United States Austin AUS
United States Seattle SEA
16:50 PDT
B739 N251AK Play
24 May 2025
13:40 CDT
United States Austin AUS
United States Seattle SEA
15:46 PDT
B738 N577AS Play
23 May 2025
13:50 CDT
United States Austin AUS
United States Seattle SEA
17:24 PDT
B739 N267AK Play
22 May 2025
14:00 CDT
United States Austin AUS
United States Seattle SEA
16:20 PDT
B39M N967AK Play
21 May 2025
14:10 CDT
United States Austin AUS
United States Seattle SEA
17:44 PDT
B39M N984AK Play
20 May 2025
13:40 CDT
United States Austin AUS
United States Seattle SEA
17:57 PDT
B739 N474AS Play
19 May 2025
13:50 CDT
United States Austin AUS
United States Seattle SEA
17:14 PDT
B739 N442AS Play
18 May 2025
13:50 CDT
United States Austin AUS
United States Seattle SEA
16:06 PDT
B739 N263AK Play
17 May 2025
13:50 CDT
United States Austin AUS
United States Seattle SEA
16:04 PDT
B738 N553AS Play
16 May 2025
13:50 CDT
United States Austin AUS
United States Seattle SEA
17:28 PDT
B739 N281AK Play
15 May 2025
13:45 CDT
United States Austin AUS
United States Seattle SEA
17:30 PDT
B39M N924AK Play
11 May 2025
14:50 PDT
United States Everett PAE
United States Phoenix PHX
18:44 MST
B739 N483AS Play
4 May 2025
14:50 PDT
United States Everett PAE
United States Phoenix PHX
18:49 MST
B739 N423AS Play
27 Apr 2025
15:00 PDT
United States Everett PAE
United States Phoenix PHX
18:41 MST
B39M N967AK Play
9 Mar 2025
14:50 PDT
United States Santa Ana SNA
United States Portland PDX
19:52 PDT
B737 N618AS Play

Download our free app

Build with our flight data

Explore Plane Finder API