Apparatus

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flight_takeoff Flight

ASA539

Operated by ASA

Live map

Live map filtered to ASA539. Shown when the flight is currently airborne.

Route airports View route page →

Departure

BOS KBOS VFR

Boston Logan International Airport

Boston, US

Local time
17:40 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
20 ft
Coordinates
42.3620, -71.0079

cloud Weather

Wind
300° / 14G32 kt
Visibility
10 SM
Ceiling
SCT 8,000 ft, SCT 14,000 ft, SCT 25,000 ft
Temp / Dew
32°C / 16°C
Altimeter
29.83 inHg

Obs: 2026-05-20T20:54:00.000Z

Raw METAR / TAF 
METAR KBOS 202054Z 30014G32KT 10SM SCT080 SCT140 SCT250 32/16 A2983 RMK AO2 PK WND 27032/2051 SLP100 T03220156 58003

TAF KBOS 202057Z 2021/2124 28015G25KT P6SM SCT090 FM210100 29010KT P6SM BKN100 PROB30 2102/2105 -SHRA FM210500 33010KT P6SM BKN100 FM211200 02007KT P6SM BKN100 FM211400 08010KT P6SM BKN100

flight Live Traffic

flight_takeoff 214 Departures
flight_land 224 Arrivals

Arrival

SAN KSAN VFR

San Diego International Airport

San Diego, US

Local time
14:40 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
17 ft
Coordinates
32.7336, -117.1900

cloud Weather

Wind
250° / 8G17 kt
Visibility
10 SM
Ceiling
FEW 3,000 ft
Temp / Dew
24°C / 13°C
Altimeter
29.89 inHg

Obs: 2026-05-20T20:51:00.000Z

Raw METAR / TAF 
METAR KSAN 202051Z 25008G17KT 10SM FEW030 24/13 A2989 RMK AO2 SLP122 T02390128 58011 $

TAF KSAN 202043Z 2021/2124 28009KT P6SM SKC FM210300 19005KT P6SM SCT012 TEMPO 2106/2109 BKN011 FM210900 19005KT 6SM BR BKN010 FM211600 21005KT P6SM SCT012 FM211900 26010KT P6SM SKC

warning FAA Advisories

  • Closed: !SAN 03/071 SAN AD AP CLSD TO NON SKED TRANSIENT GA ACFT EXC PPR 619-298-7704 2603181300-2610010800 (Mar 18 at 13:00 UTC. – Oct 01 at 08:00 UTC.)

flight Live Traffic

flight_takeoff 163 Departures
flight_land 152 Arrivals

Recent history last 11

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-05-20 A9A397 SAN → SEA May 20, 12:35 UTCMay 20, 18:25 UTC5h 50m - -
2026-05-19 A69B92 SAN → SEA May 19, 12:25 UTCMay 19, 18:15 UTC5h 50m - -
2026-05-18 A526E6 SAN → SEA May 18, 12:30 UTCMay 18, 18:25 UTC5h 55m - -
2026-05-18 A526E6 SAN → SEA May 18, 12:35 UTCMay 18, 18:23 UTC5h 48m +30m +21m
2026-05-17 A7A4E6 SAN → SEA May 17, 12:25 UTCMay 17, 18:15 UTC5h 50m - -
2026-05-16 A300A9 SAN → SEA May 16, 12:35 UTCMay 16, 18:25 UTC5h 50m - -
2026-05-15 AD3FD6 SAN → SEA May 15, 13:10 UTCMay 15, 18:35 UTC5h 24m - -
2026-05-14 AD7D9F SAN → SEA May 14, 12:25 UTCMay 14, 17:55 UTC5h 30m - -
2026-05-13 A5C899 SAN → SEA May 13, 12:25 UTCMay 13, 18:10 UTC5h 45m - -
2026-04-22 AD438D SAN → SEA Apr 22, 05:55 UTCApr 22, 09:25 UTC3h 30m - -
2026-04-22 AD438D SAN → SEA Apr 22, 05:55 UTCApr 22, 09:25 UTC3h 30m +5m -1m

Performance history

Flights tracked
11
Avg arrival delay
+10m
On-time arrival
50% 50% on time
Aircraft used
9

Monthly activity 2 months

Month Flights tracked
May 2026 9
April 2026 2

ASA539 frequently asked

Where does flight ASA539 fly?
ASA539 (ASA) flies from BOS to SAN. View the full route page.
How long is flight ASA539?
Based on observed flights, ASA539 takes on average 5h 20m from takeoff to landing.
How often does ASA539 fly?
ASA539 has been observed flying several times a week in our tracking data. We've recorded 11 flights under this callsign.
Is flight ASA539 usually on time?
Across recent flights, ASA539 arrives with an average 10-minute delay. 50% of flights arrive within 15 minutes of schedule.
What aircraft operates flight ASA539?
ASA539 has been operated by 9 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track ASA539 live?
Yes. When ASA539 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.