Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

ASA1140

Operated by Alaska Airlines

Live map

Live map filtered to ASA1140. Shown when the flight is currently airborne.

Route airports View route page →

Departure

SEA KSEA LIFR

Seattle–Tacoma International Airport

Seattle, US

Local time
02:49 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
433 ft
Coordinates
47.4479, -122.3103

cloud Weather

Wind
20° / 7 kt
Visibility
0.5 SM
Ceiling
BKN 200 ft
Temp / Dew
11°C / 10°C
Altimeter
30.37 inHg
Wx
BR

Obs: 2026-10-15T09:12:00.000Z

Raw METAR / TAF 
SPECI KSEA 150912Z 02007KT 1/2SM R16L/P6000FT BR BKN002 11/10 A3037 RMK AO2 SFC VIS 3 T01060100 $

TAF KSEA 150934Z 1510/1612 02007KT 1/2SM FG BKN002 FM151500 01005KT 1SM BR BKN003 FM151800 04006KT 6SM BR BKN007 FM152000 02006KT P6SM FEW025 FM160300 06007KT P6SM SKC

flight Live Traffic

flight_takeoff 126 Departures
flight_land 118 Arrivals

Arrival

SFO KSFO VFR

San Francisco International Airport

San Francisco, US

Local time
02:49 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 150914Z 1509/1612 27005KT P6SM SKC FM151500 06005KT P6SM SKC FM152100 31010KT P6SM SKC FM160600 30005KT P6SM SKC

flight Live Traffic

flight_takeoff 135 Departures
flight_land 81 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-26 A6235B SEA → SFO Jul 26, 00:15 UTCJul 26, 00:30 UTC15m - -
2026-07-25 A60AB8 SEA → SFO Jul 25, 00:20 UTCJul 25, 00:35 UTC15m - -
2026-07-24 A6147F SEA → SFO Jul 24, 00:25 UTCJul 24, 00:40 UTC15m - -
2026-07-23 A5D814 SEA → SFO Jul 23, 00:20 UTCJul 23, 00:35 UTC15m - -
2026-07-22 A5F825 - Jul 22, 00:20 UTCJul 22, 00:35 UTC15m - -
2026-07-21 A61BED - Jul 21, 01:15 UTCJul 21, 01:30 UTC15m - -
2026-07-20 A60701 - Jul 20, 00:25 UTCJul 20, 00:40 UTC15m - -
2026-07-19 A61BED - Jul 19, 00:15 UTCJul 19, 00:30 UTC15m - -
2026-07-18 A61BED - Jul 18, 01:20 UTCJul 18, 01:39 UTC20m - -
2026-07-17 A6235B - Jul 17, 00:35 UTCJul 17, 00:50 UTC15m - -
2026-07-16 A61FA4 - Jul 16, 00:35 UTCJul 16, 00:50 UTC15m - -
2026-07-15 A61BED - Jul 15, 00:25 UTCJul 15, 00:45 UTC20m - -
2026-07-14 A5D814 - Jul 14, 00:15 UTCJul 14, 00:30 UTC15m - -
2026-07-13 A5DBCB - Jul 13, 00:15 UTCJul 13, 00:30 UTC15m - -
2026-07-12 A5FF93 - Jul 12, 00:15 UTCJul 12, 00:30 UTC15m - -
2026-07-11 A5DBCB - Jul 11, 00:15 UTCJul 11, 00:30 UTC15m - -
2026-07-10 A60AB8 - Jul 10, 00:45 UTCJul 10, 01:00 UTC15m - -
2026-07-09 A61836 - Jul 9, 00:20 UTCJul 9, 00:35 UTC15m - -
2026-07-08 A61836 - Jul 8, 00:25 UTCJul 8, 00:40 UTC15m - -
2026-07-07 A60AB8 - Jul 7, 00:30 UTCJul 7, 00:45 UTC15m - -
2026-07-06 A5E339 - Jul 6, 00:15 UTCJul 6, 00:30 UTC15m - -
2026-07-05 A5FBDC - Jul 5, 00:00 UTCJul 5, 00:20 UTC20m - -
2026-07-04 A60AB8 - Jul 4, 00:25 UTCJul 4, 00:40 UTC15m - -
2026-07-03 A5E949 HNM → KOA Jul 3, 00:40 UTCJul 3, 00:55 UTC15m - -
2026-07-02 A6034A - Jul 2, 00:20 UTCJul 2, 00:35 UTC15m - -
2026-07-01 A5D814 - Jul 1, 00:30 UTCJul 1, 00:45 UTC15m - -
2026-06-30 A60AB8 - Jun 30, 00:35 UTCJun 30, 00:49 UTC15m - -
2026-06-29 A5DBCB - Jun 29, 00:14 UTCJun 29, 00:29 UTC15m - -
2026-06-28 A5E949 - Jun 28, 00:09 UTCJun 28, 00:30 UTC20m - -
2026-06-27 A5FBDC - Jun 27, 00:34 UTCJun 27, 00:50 UTC15m - -

Performance history

Flights tracked
100 showing last 30
Avg arrival delay
-
On-time arrival
-
Aircraft used
15

Monthly activity 4 months

Month Flights tracked
July 2026 26
June 2026 30
May 2026 28
April 2026 16

ASA1140 frequently asked

Where does flight ASA1140 fly?
ASA1140 (Alaska Airlines) flies from SEA to SFO. View the full route page.
How long is flight ASA1140?
Based on observed flights, ASA1140 takes on average 16m from takeoff to landing.
How often does ASA1140 fly?
ASA1140 has been observed flying daily in our tracking data. We've recorded 100 flights under this callsign.
What aircraft operates flight ASA1140?
ASA1140 has been operated by 15 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track ASA1140 live?
Yes. When ASA1140 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.