Apparatus

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flight_takeoff Flight

ASA203

Operated by Alaska Airlines

Live map

Live map filtered to ASA203. Shown when the flight is currently airborne.

Route airports View route page →

Departure

SEA KSEA VFR

Seattle–Tacoma International Airport

Seattle, US

Local time
01:20 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
433 ft
Coordinates
47.4479, -122.3103

cloud Weather

Wind
80° / 3 kt
Visibility
10 SM
Ceiling
BKN 3,700 ft, OVC 5,000 ft
Temp / Dew
9°C / 7°C
Altimeter
30.18 inHg

Obs: 2026-05-30T07:53:00.000Z

Raw METAR / TAF 
METAR KSEA 300753Z 08003KT 10SM BKN037 OVC050 09/07 A3018 RMK AO2 RAE27 SLP228 P0008 T00940067 401560089 $

TAF KSEA 300520Z 3006/3112 01009KT P6SM OVC035 TEMPO 3006/3009 -SHRA FM301200 14005KT P6SM BKN030 FM301900 28006KT P6SM BKN070 FM302200 31008KT P6SM SCT070 BKN250

flight Live Traffic

flight_takeoff 216 Departures
flight_land 196 Arrivals

Arrival

SJC KSJC MVFR

Norman Y. Mineta San Jose International Airport

San Jose, US

Local time
01:20 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
62 ft
Coordinates
37.3625, -121.9292

cloud Weather

Wind
340° / 5 kt
Visibility
10 SM
Ceiling
OVC 1,400 ft
Temp / Dew
14°C / 11°C
Altimeter
30.11 inHg

Obs: 2026-05-30T07:53:00.000Z

Raw METAR / TAF 
METAR KSJC 300753Z AUTO 34005KT 10SM OVC014 14/11 A3011 RMK AO2 SLP196 T01390106 402060128

TAF KSJC 300520Z 3006/3106 34006KT P6SM BKN015 FM301700 34006KT P6SM SKC FM302200 34016KT P6SM SKC

flight Live Traffic

flight_takeoff 23 Departures
flight_land 38 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-05-30 AD2EA1 SEA → SJC May 30, 02:50 UTCMay 30, 03:35 UTC45m - -
2026-05-29 A613E0 SEA → SJC May 29, 03:15 UTCMay 29, 03:55 UTC40m - -
2026-05-28 ACE96A SEA → SJC May 28, 03:00 UTCMay 28, 03:40 UTC40m - -
2026-05-27 AD14A0 SEA → SJC May 27, 03:09 UTCMay 27, 03:50 UTC40m - -
2026-05-26 AD3C1F SEA → SJC May 26, 03:00 UTCMay 26, 03:40 UTC40m - -
2026-05-24 AD5C30 SEA → SJC May 24, 03:05 UTCMay 24, 03:50 UTC45m - -
2026-05-23 ADBA0A SEA → SJC May 23, 03:00 UTCMay 23, 03:50 UTC50m - -
2026-05-22 ADBA0A SEA → SJC May 22, 22:46 UTCMay 23, 03:48 UTC5h 2m +17m +22m
2026-05-22 AD9642 SEA → SJC May 22, 03:05 UTCMay 22, 03:45 UTC40m - -
2026-05-21 ACA948 SEA → SJC May 21, 03:00 UTCMay 21, 03:45 UTC45m - -
2026-05-20 ACA948 SEA → SJC May 20, 22:53 UTCMay 21, 03:41 UTC4h 48m +24m +12m
2026-05-20 A726FB SEA → SJC May 20, 02:50 UTCMay 20, 03:30 UTC40m - -
2026-05-18 A97251 SEA → SJC May 18, 02:50 UTCMay 18, 03:30 UTC40m - -
2026-05-17 AD1857 SEA → SJC May 17, 03:00 UTCMay 17, 03:40 UTC40m - -
2026-05-16 A98386 SEA → SJC May 16, 02:45 UTCMay 16, 03:30 UTC45m - -
2026-05-15 AC9E23 SEA → SJC May 15, 03:00 UTCMay 15, 03:45 UTC45m - -
2026-05-14 A726FB SEA → SJC May 14, 03:20 UTCMay 14, 04:00 UTC40m - -
2026-05-12 ADBA0A SEA → SJC May 12, 03:10 UTCMay 12, 04:00 UTC50m - -
2026-05-10 A9D9F2 SEA → SJC May 10, 22:54 UTCMay 11, 03:36 UTC4h 42m +17m +15m
2026-05-10 A9873D SEA → SJC May 10, 02:55 UTCMay 10, 03:40 UTC45m - -
2026-05-09 A9D284 SEA → SJC May 9, 05:25 UTCMay 9, 06:15 UTC50m - -
2026-05-08 ACF846 SEA → SJC May 8, 03:04 UTCMay 8, 03:44 UTC40m - -
2026-05-06 AD9DB0 SEA → SJC May 6, 22:54 UTCMay 7, 03:50 UTC4h 56m +17m +11m
2026-05-06 A5DEE3 SEA → SJC May 6, 02:55 UTCMay 6, 03:45 UTC50m - -
2026-05-05 A5320B SEA → SJC May 5, 02:45 UTCMay 5, 03:25 UTC40m - -
2026-05-04 AD2EA1 SEA → SJC May 4, 02:50 UTCMay 4, 03:30 UTC40m - -
2026-05-03 A9D63B SEA → SJC May 3, 02:40 UTCMay 3, 03:20 UTC40m - -
2026-05-02 A9D63B SEA → SJC May 2, 22:42 UTCMay 3, 03:16 UTC4h 34m +5m +2m
2026-05-02 AD9DB0 SEA → SJC May 2, 03:35 UTCMay 2, 04:20 UTC45m - -
2026-05-01 AD3C1F SEA → SJC May 1, 03:00 UTCMay 1, 03:50 UTC50m - -

Performance history

Flights tracked
49 showing last 30
Avg arrival delay
+12m
On-time arrival
80% 80% on time
Aircraft used
22

Monthly activity 2 months

Month Flights tracked
May 2026 30
April 2026 19

ASA203 frequently asked

Where does flight ASA203 fly?
ASA203 (Alaska Airlines) flies from SEA to SJC. View the full route page.
How long is flight ASA203?
Based on observed flights, ASA203 takes on average 1h 24m from takeoff to landing.
How often does ASA203 fly?
ASA203 has been observed flying daily in our tracking data. We've recorded 49 flights under this callsign.
Is flight ASA203 usually on time?
Across recent flights, ASA203 arrives with an average 12-minute delay. 80% of flights arrive within 15 minutes of schedule.
What aircraft operates flight ASA203?
ASA203 has been operated by 22 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track ASA203 live?
Yes. When ASA203 is currently airborne, the live tracker map above shows its real-time position from ADS-B broadcasts. If the map is empty, the flight is not currently in the air.