Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

ASA39

Operated by Alaska Airlines

Live map

Live map filtered to ASA39. Shown when the flight is currently airborne.

Route airports View route page →

Departure

JFK KJFK VFR

John F. Kennedy International Airport

New York, US

Local time
16:09 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
13 ft
Coordinates
40.6394, -73.7793

cloud Weather

Wind
200° / 11 kt
Visibility
10 SM
Ceiling
SCT 5,000 ft, SCT 19,000 ft, BKN 25,000 ft
Temp / Dew
29°C / 20°C
Altimeter
29.99 inHg

Obs: 2026-08-28T19:51:00.000Z

Raw METAR / TAF 
METAR KJFK 281951Z 20011KT 10SM SCT050 SCT190 BKN250 29/20 A2999 RMK AO2 SLP156 T02890200 $

TAF KJFK 281958Z 2820/2924 19010KT P6SM VCSH SCT040 BKN070 FM290000 VRB05KT P6SM SCT040 SCT070 FM290100 33010KT P6SM SCT040 SCT070 FM290900 01008KT P6SM FEW040 FM291900 20004KT P6SM FEW250

flight Live Traffic

flight_takeoff 95 Departures
flight_land 127 Arrivals

Arrival

SFO KSFO VFR

San Francisco International Airport

San Francisco, US

Local time
13:09 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
270° / 10 kt
Visibility
10 SM
Ceiling
FEW 600 ft, SCT 1,000 ft, BKN 11,000 ft, OVC 20,000 ft
Temp / Dew
16°C / 13°C
Altimeter
30.04 inHg

Obs: 2026-08-28T19:56:00.000Z

Raw METAR / TAF 
METAR KSFO 281956Z 27010KT 10SM FEW006 SCT010 BKN110 OVC200 16/13 A3004 RMK AO2 SLP173 T01610133

TAF KSFO 281739Z 2818/2924 30012KT P6SM VCSH BKN120 FM282000 29016KT P6SM VCSH BKN100 FM290700 29010KT P6SM FEW012 FM291000 29008KT P6SM SCT012 FM291800 29015KT P6SM FEW015

flight Live Traffic

flight_takeoff 110 Departures
flight_land 94 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-26 A22642 JFK → SFO Jul 26, 03:30 UTCJul 26, 07:40 UTC4h 11m - -
2026-07-26 A22642 JFK → SFO Jul 26, 03:27 UTCJul 26, 07:41 UTC4h 14m +41m -8m
2026-07-25 AD727A JFK → SFO Jul 25, 03:30 UTCJul 25, 07:55 UTC4h 25m - -
2026-07-25 AD727A JFK → SFO Jul 25, 03:29 UTCJul 25, 07:44 UTC4h 15m +43m -4m
2026-07-19 A6BBA3 JFK → SFO Jul 19, 03:17 UTCJul 19, 07:24 UTC4h 7m +31m -19m
2026-07-19 A6BBA3 JFK → SFO Jul 19, 03:05 UTCJul 19, 07:35 UTC4h 30m - -
2026-07-18 A5320B JFK → SFO Jul 18, 03:10 UTCJul 18, 07:20 UTC4h 10m - -
2026-07-12 A25B3F SLC → ANC Jul 12, 03:40 UTCJul 12, 08:01 UTC4h 20m - -
2026-07-11 A30BCE SLC → ANC Jul 11, 03:10 UTCJul 11, 07:30 UTC4h 20m - -
2026-07-05 A2B919 SLC → ANC Jul 5, 02:45 UTCJul 5, 07:15 UTC4h 30m - -
2026-07-04 A97251 SLC → ANC Jul 4, 03:00 UTCJul 4, 07:30 UTC4h 30m - -
2026-06-28 ACF846 SLC → ANC Jun 28, 03:05 UTCJun 28, 07:25 UTC4h 20m - -
2026-06-27 A9CECD SLC → ANC Jun 27, 03:04 UTCJun 27, 07:24 UTC4h 20m - -
2026-06-21 A2E806 SLC → ANC Jun 21, 02:55 UTCJun 21, 07:34 UTC4h 40m - -
2026-06-20 ACD47E SLC → ANC Jun 20, 03:14 UTCJun 20, 07:44 UTC4h 30m - -
2026-06-14 ADBA0A JFK → SFO Jun 14, 02:45 UTCJun 14, 07:15 UTC4h 30m - -
2026-06-13 A2A686 JFK → SFO Jun 13, 03:15 UTCJun 13, 07:55 UTC4h 39m - -
2026-06-13 A2A686 JFK → SFO Jun 13, 03:12 UTCJun 13, 07:53 UTC4h 41m +26m +22m
2026-06-09 A5E29A JFK → SFO Jun 9, 21:05 UTCJun 9, 21:10 UTC5m - -
2026-06-09 A5E29A JFK → SFO Jun 9, 14:25 UTCJun 9, 14:50 UTC25m - -
2026-06-07 A97251 JFK → SFO Jun 7, 19:05 UTCJun 7, 19:15 UTC10m - -
2026-06-07 A97251 JFK → SFO Jun 7, 14:35 UTCJun 7, 15:05 UTC30m - -
2026-06-06 A4CA6A JFK → SFO Jun 6, 18:55 UTCJun 6, 19:14 UTC20m - -
2026-06-06 A4CA6A JFK → SFO Jun 6, 14:20 UTCJun 6, 14:50 UTC30m - -
2026-06-04 A9B273 JFK → SFO Jun 4, 18:50 UTCJun 4, 19:00 UTC10m - -
2026-06-04 A9B273 JFK → SFO Jun 4, 14:27 UTCJun 4, 18:59 UTC4h 32m +27m +17m
2026-06-04 A9B273 JFK → SFO Jun 4, 14:15 UTCJun 4, 14:45 UTC30m - -
2026-06-02 ACD47E JFK → SFO Jun 2, 18:30 UTCJun 2, 18:50 UTC20m - -
2026-06-02 ACD47E JFK → SFO Jun 2, 14:15 UTCJun 2, 14:40 UTC25m - -
2026-05-31 A5B3AD JFK → SFO May 31, 19:15 UTCMay 31, 19:20 UTC5m - -

Performance history

Flights tracked
95 showing last 30
Avg arrival delay
+2m
On-time arrival
60% 60% on time
Aircraft used
18

Monthly activity 4 months

Month Flights tracked
July 2026 11
June 2026 18
May 2026 40
April 2026 26

ASA39 frequently asked

Where does flight ASA39 fly?
ASA39 (Alaska Airlines) flies from JFK to SFO. View the full route page.
How long is flight ASA39?
Based on observed flights, ASA39 takes on average 2h 54m from takeoff to landing.
How often does ASA39 fly?
ASA39 has been observed flying several times a week in our tracking data. We've recorded 95 flights under this callsign.
Is flight ASA39 usually on time?
Across recent flights, ASA39 arrives with an average 2-minute delay. 60% of flights arrive within 15 minutes of schedule.
What aircraft operates flight ASA39?
ASA39 has been operated by 18 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track ASA39 live?
Yes. When ASA39 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.