Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

ASA339

Operated by Alaska Airlines

Live map

Live map filtered to ASA339. Shown when the flight is currently airborne.

Route airports View route page →

Departure

SFO KSFO MVFR

San Francisco International Airport

San Francisco, US

Local time
01:12 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
280° / 9 kt
Visibility
10 SM
Ceiling
OVC 1,000 ft
Temp / Dew
13°C / 11°C
Altimeter
30.11 inHg

Obs: 2026-05-30T07:56:00.000Z

Raw METAR / TAF 
METAR KSFO 300756Z 28009KT 10SM OVC010 13/11 A3011 RMK AO2 SLP196 T01280106 401720122

TAF KSFO 300520Z 3006/3112 26009KT P6SM OVC008 FM301000 27006KT P6SM OVC012 FM301800 28012KT P6SM SKC FM302300 27022KT P6SM SKC FM310600 28012KT P6SM SKC

flight Live Traffic

flight_takeoff 206 Departures
flight_land 141 Arrivals

Arrival

JFK KJFK VFR

John F. Kennedy International Airport

New York, US

Local time
04:12 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
13 ft
Coordinates
40.6394, -73.7793

cloud Weather

Wind
340° / 21G29 kt
Visibility
10 SM
Ceiling
BKN 8,000 ft, BKN 11,000 ft
Temp / Dew
18°C / 3°C
Altimeter
29.70 inHg

Obs: 2026-05-30T07:51:00.000Z

Raw METAR / TAF 
METAR KJFK 300751Z 34021G29KT 10SM BKN080 BKN110 18/03 A2970 RMK AO2 PK WND 35029/0749 WSHFT 0653 SLP058 T01780033 $

TAF KJFK 300538Z 3006/3112 27015G23KT P6SM BKN070 BKN100 FM300700 32019G25KT P6SM SCT070 BKN100 FM301100 33027G35KT P6SM BKN040 BKN100 FM302100 36017G26KT P6SM SCT040 BKN100 FM310100 02011KT P6SM SKC FM310600 33005KT P6SM SKC

flight Live Traffic

flight_takeoff 105 Departures
flight_land 133 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-05-29 AB1842 SFO → JFK May 29, 20:45 UTCMay 29, 21:05 UTC20m - -
2026-05-29 AB1842 SFO → JFK May 29, 16:00 UTCMay 29, 16:35 UTC35m - -
2026-05-28 AB0356 SFO → JFK May 28, 15:55 UTCMay 28, 20:50 UTC4h 55m - -
2026-05-27 AB1FB0 SFO → JFK May 27, 15:50 UTCMay 27, 20:45 UTC4h 55m - -
2026-05-26 AB1BF9 SFO → JFK May 26, 16:08 UTCMay 26, 20:50 UTC4h 42m +20m +4m
2026-05-26 AB1BF9 SFO → JFK May 26, 16:05 UTCMay 26, 21:00 UTC4h 55m - -
2026-05-25 AB761C SFO → JFK May 25, 16:05 UTCMay 25, 20:50 UTC4h 44m - -
2026-05-24 AB1FB0 SFO → JFK May 24, 16:05 UTCMay 24, 20:50 UTC4h 45m - -
2026-05-23 AB0356 SFO → JFK May 23, 16:08 UTCMay 23, 20:31 UTC4h 23m +20m -13m
2026-05-23 AB0356 SFO → JFK May 23, 15:55 UTCMay 23, 20:45 UTC4h 50m - -
2026-05-22 AB148B SFO → JFK May 22, 20:35 UTCMay 22, 20:55 UTC20m - -
2026-05-22 AB148B SFO → JFK May 22, 16:05 UTCMay 22, 16:40 UTC35m - -
2026-05-21 AB1BF9 SFO → JFK May 21, 16:15 UTCMay 21, 21:10 UTC4h 55m - -
2026-05-20 AB3C0A SFO → JFK May 20, 16:50 UTCMay 20, 21:50 UTC5h 0m - -
2026-05-20 AB3C0A SFO → JFK May 20, 16:46 UTCMay 20, 21:35 UTC4h 49m +58m -12m
2026-05-19 AAE59E SFO → JFK May 19, 20:35 UTCMay 19, 21:05 UTC30m - -
2026-05-19 AAE59E SFO → JFK May 19, 16:00 UTCMay 19, 16:30 UTC30m - -
2026-05-19 AAE59E SFO → JFK May 19, 15:56 UTCMay 19, 20:49 UTC4h 53m +8m +4m
2026-05-18 AB1BF9 SFO → JFK May 18, 16:00 UTCMay 18, 21:20 UTC5h 19m - -
2026-05-18 AB1BF9 SFO → JFK May 18, 15:56 UTCMay 18, 21:11 UTC5h 15m +8m +22m
2026-05-17 AC5F5F SFO → JFK May 17, 16:01 UTCMay 17, 21:10 UTC5h 10m - -
2026-05-16 AAE59E SFO → JFK May 16, 20:45 UTCMay 16, 21:00 UTC15m - -
2026-05-16 AAE59E SFO → JFK May 16, 15:55 UTCMay 16, 16:35 UTC40m - -
2026-05-15 AAF831 SFO → JFK May 15, 16:08 UTCMay 15, 21:05 UTC4h 57m +20m -3m
2026-05-15 AAF831 SFO → JFK May 15, 16:00 UTCMay 15, 21:15 UTC5h 15m - -
2026-05-14 AB1FB0 SFO → JFK May 14, 20:40 UTCMay 14, 21:05 UTC25m - -
2026-05-14 AB1FB0 SFO → JFK May 14, 15:55 UTCMay 14, 16:30 UTC35m - -
2026-05-13 A29908 SFO → JFK May 13, 00:15 UTCMay 13, 04:05 UTC3h 50m - -
2026-05-12 A9B62A SFO → JFK May 12, 02:45 UTCMay 12, 04:25 UTC1h 40m - -
2026-05-11 A5BB1B SFO → JFK May 11, 00:30 UTCMay 11, 04:40 UTC4h 10m - -

Performance history

Flights tracked
65 showing last 30
Avg arrival delay
on time
On-time arrival
83% 83% on time
Aircraft used
13

Monthly activity 2 months

Month Flights tracked
May 2026 41
April 2026 24

ASA339 frequently asked

Where does flight ASA339 fly?
ASA339 (Alaska Airlines) flies from SFO to JFK. View the full route page.
How long is flight ASA339?
Based on observed flights, ASA339 takes on average 3h 16m from takeoff to landing.
How often does ASA339 fly?
ASA339 has been observed flying several times a week in our tracking data. We've recorded 65 flights under this callsign.
Is flight ASA339 usually on time?
Across recent flights, ASA339 arrives 0 minutes early on average. 83% of flights arrive within 15 minutes of schedule.
What aircraft operates flight ASA339?
ASA339 has been operated by 13 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track ASA339 live?
Yes. When ASA339 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.