Apparatus

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flight_takeoff Flight

ASA311

Operated by Alaska Airlines

Live map

Live map filtered to ASA311. Shown when the flight is currently airborne.

Route airports View route page →

Departure

SEA KSEA VFR

Seattle–Tacoma International Airport

Seattle, US

Local time
02:18 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
433 ft
Coordinates
47.4479, -122.3103

cloud Weather

Wind
360° / 7 kt
Visibility
6 SM
Ceiling
FEW 200 ft
Temp / Dew
10°C / 9°C
Altimeter
30.37 inHg
Wx
BR

Obs: 2026-10-15T08:53:00.000Z

Raw METAR / TAF 
METAR KSEA 150853Z 36007KT 6SM BR FEW002 10/09 A3037 RMK AO2 SLP291 T01000094 53002 $

TAF KSEA 150859Z 1509/1612 01006KT P6SM SCT250 FM151100 03005KT 6SM BR BKN003 FM151500 01005KT 1SM BR BKN003 FM151800 04006KT 6SM BR BKN007 FM152000 02006KT P6SM FEW025 FM160300 06007KT P6SM SKC

flight Live Traffic

flight_takeoff 130 Departures
flight_land 116 Arrivals

Arrival

SFO KSFO VFR

San Francisco International Airport

San Francisco, US

Local time
02:18 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
280° / 5 kt
Visibility
10 SM
Ceiling
CLR
Temp / Dew
14°C / 8°C
Altimeter
30.11 inHg

Obs: 2026-10-15T08:56:00.000Z

Raw METAR / TAF 
METAR KSFO 150856Z 28005KT 10SM CLR 14/08 A3011 RMK AO2 SLP196 T01390078 55004 $

TAF KSFO 150520Z 1506/1612 27005KT P6SM SKC FM151500 06005KT P6SM SKC FM152100 31010KT P6SM SKC FM160600 30005KT P6SM SKC

flight Live Traffic

flight_takeoff 133 Departures
flight_land 74 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-26 ACDBEC SEA → SFO Jul 26, 10:15 UTCJul 26, 16:05 UTC5h 50m - -
2026-07-25 A9AB05 SEA → SFO Jul 25, 10:25 UTCJul 25, 16:10 UTC5h 45m - -
2026-07-24 A2D573 SEA → SFO Jul 24, 10:30 UTCJul 24, 16:30 UTC6h 0m - -
2026-07-23 AD727A SEA → SFO Jul 23, 10:45 UTCJul 23, 16:25 UTC5h 40m - -
2026-07-22 A98386 SEA → SFO Jul 22, 11:30 UTCJul 22, 16:15 UTC4h 45m - -
2026-07-21 A5A888 SEA → SFO Jul 21, 10:40 UTCJul 21, 16:20 UTC5h 40m - -
2026-07-20 A726FB SEA → SFO Jul 20, 10:50 UTCJul 20, 16:45 UTC5h 55m - -
2026-07-19 A2A686 SEA → SFO Jul 19, 10:50 UTCJul 19, 16:25 UTC5h 35m - -
2026-07-18 A58C2E SEA → SFO Jul 18, 10:35 UTCJul 18, 16:10 UTC5h 35m - -
2026-07-17 A613E0 SEA → SFO Jul 17, 10:35 UTCJul 17, 16:10 UTC5h 35m - -
2026-07-16 A677CA BOS → PDX Jul 16, 10:28 UTCJul 16, 16:12 UTC5h 44m +25m +3m
2026-07-16 A677CA - Jul 16, 10:29 UTCJul 16, 14:25 UTC3h 55m - -
2026-07-15 ACDFA3 BOS → PDX Jul 15, 10:50 UTCJul 15, 16:10 UTC5h 20m - -
2026-07-14 AD2733 BOS → PDX Jul 14, 10:35 UTCJul 14, 15:50 UTC5h 15m - -
2026-07-13 A3133C BOS → PDX Jul 13, 10:30 UTCJul 13, 15:50 UTC5h 20m - -
2026-07-12 ACDBEC BOS → PDX Jul 12, 10:25 UTCJul 12, 15:50 UTC5h 25m - -
2026-07-11 A602AB BOS → PDX Jul 11, 10:30 UTCJul 11, 16:00 UTC5h 30m - -
2026-07-10 A97608 BOS → PDX Jul 10, 10:30 UTCJul 10, 15:55 UTC5h 25m - -
2026-07-09 A2ADF4 SEA → SFO Jul 9, 10:30 UTCJul 9, 16:00 UTC5h 30m - -
2026-07-08 A56866 SEA → SFO Jul 8, 10:20 UTCJul 8, 15:45 UTC5h 25m - -
2026-07-07 AD438D SEA → SFO Jul 7, 10:33 UTCJul 7, 16:00 UTC5h 27m +30m +16m
2026-07-07 AD438D SEA → SFO Jul 7, 10:30 UTCJul 7, 15:55 UTC5h 25m - -
2026-07-06 A25B3F SEA → SFO Jul 6, 10:30 UTCJul 6, 15:55 UTC5h 25m - -
2026-07-05 A96AE3 SEA → SFO Jul 5, 10:25 UTCJul 5, 16:05 UTC5h 40m - -
2026-07-04 A622BC SEA → SFO Jul 4, 10:45 UTCJul 4, 16:30 UTC5h 45m - -
2026-07-03 A97608 SEA → SFO Jul 3, 10:29 UTCJul 3, 16:01 UTC5h 32m +26m +19m
2026-07-03 A97608 SEA → SFO Jul 3, 10:30 UTCJul 3, 16:05 UTC5h 35m - -
2026-07-02 A9C506 SEA → SFO Jul 2, 10:31 UTCJul 2, 16:04 UTC5h 33m +28m +18m
2026-07-02 A9C506 SEA → SFO Jul 2, 10:35 UTCJul 2, 16:10 UTC5h 35m - -
2026-07-01 ACBE34 SEA → SFO Jul 1, 10:30 UTCJul 1, 16:00 UTC5h 30m - -

Performance history

Flights tracked
133 showing last 30
Avg arrival delay
+14m
On-time arrival
25% 25% on time
Aircraft used
24

Monthly activity 4 months

Month Flights tracked
July 2026 30
June 2026 34
May 2026 37
April 2026 32

ASA311 frequently asked

Where does flight ASA311 fly?
ASA311 (Alaska Airlines) flies from SEA to SFO. View the full route page.
How long is flight ASA311?
Based on observed flights, ASA311 takes on average 5h 29m from takeoff to landing.
How often does ASA311 fly?
ASA311 has been observed flying daily in our tracking data. We've recorded 133 flights under this callsign.
Is flight ASA311 usually on time?
Across recent flights, ASA311 arrives with an average 14-minute delay. 25% of flights arrive within 15 minutes of schedule.
What aircraft operates flight ASA311?
ASA311 has been operated by 24 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track ASA311 live?
Yes. When ASA311 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.