Apparatus

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flight_takeoff Flight

ASA504

Operated by ASA

Live map

Live map filtered to ASA504. Shown when the flight is currently airborne.

Route airports View route page →

Departure

SEA KSEA MVFR

Seattle–Tacoma International Airport

Seattle, US

Local time
23:06 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
433 ft
Coordinates
47.4479, -122.3103

cloud Weather

Wind
170° / 8 kt
Visibility
10 SM
Ceiling
BKN 2,800 ft, BKN 4,600 ft
Temp / Dew
15°C / 6°C
Altimeter
30.22 inHg

Obs: 2026-10-14T05:53:00.000Z

Raw METAR / TAF 
METAR KSEA 140553Z 17008KT 10SM BKN028 BKN046 15/06 A3022 RMK AO2 SLP240 T01500061 10156 20150 55001

TAF KSEA 140520Z 1406/1512 16008KT P6SM SCT025 OVC030 FM140900 17006KT P6SM VCSH OVC025 FM141400 18005KT P6SM -SHRA SCT008 OVC015 FM141900 23006KT P6SM SCT020 OVC035 FM142300 32005KT P6SM SCT040 BKN080 FM150200 35005KT P6SM SCT050 FM151000 02005KT P6SM SCT025

flight Live Traffic

flight_takeoff 438 Departures
flight_land 491 Arrivals

Arrival

STS KSTS VFR

Charles M. Schulz Sonoma County Airport

Santa Rosa, US

Local time
23:06 PDT
Timezone
America/Los_Angeles
Type
Medium Airport
Elevation
128 ft
Coordinates
38.5090, -122.8130

cloud Weather

Wind
0° / 0 kt
Visibility
10 SM
Ceiling
CLR
Temp / Dew
9°C / 2°C
Altimeter
30.10 inHg

Obs: 2026-10-14T05:53:00.000Z

Raw METAR / TAF 
METAR KSTS 140553Z AUTO 00000KT 10SM CLR 09/02 A3010 RMK AO2 SLP186 T00940017 10244 20094 51008

TAF KSTS 140520Z 1406/1506 VRB04KT P6SM SKC FM142200 24009KT P6SM SKC FM150200 16005KT P6SM SKC

flight Live Traffic

flight_takeoff 15 Departures
flight_land 30 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-26 ACE96A OAK → SEA Jul 26, 01:30 UTCJul 26, 03:00 UTC1h 30m - -
2026-07-25 AD8ED4 OAK → SEA Jul 25, 01:35 UTCJul 25, 03:05 UTC1h 30m - -
2026-07-24 AD2733 OAK → SEA Jul 24, 01:15 UTCJul 24, 02:45 UTC1h 30m - -
2026-07-23 AC9E23 OAK → SEA Jul 23, 01:00 UTCJul 23, 02:30 UTC1h 30m - -
2026-07-22 A602AB OAK → SEA Jul 22, 01:05 UTCJul 22, 02:40 UTC1h 35m - -
2026-07-21 A30BCE OAK → SEA Jul 21, 01:15 UTCJul 21, 02:50 UTC1h 35m - -
2026-07-20 ADD2AD OAK → SEA Jul 20, 01:05 UTCJul 20, 02:40 UTC1h 35m - -
2026-07-19 A2D1BC OAK → SEA Jul 19, 00:55 UTCJul 19, 02:30 UTC1h 35m - -
2026-07-18 A5521C OAK → SEA Jul 18, 01:15 UTCJul 18, 02:50 UTC1h 36m - -
2026-07-17 A1CC1F PDX → SFO Jul 17, 01:59 UTCJul 17, 03:34 UTC1h 35m - -
2026-07-16 AD3C1F PDX → SFO Jul 16, 01:05 UTCJul 16, 02:40 UTC1h 35m - -
2026-07-15 A6EE47 - Jul 15, 01:05 UTCJul 15, 02:40 UTC1h 35m - -
2026-07-14 A2B562 PDX → SFO Jul 14, 02:00 UTCJul 14, 03:30 UTC1h 30m - -
2026-07-13 A69B92 PDX → SFO Jul 13, 01:40 UTCJul 13, 03:20 UTC1h 40m - -
2026-07-12 A526E6 PDX → SFO Jul 12, 01:00 UTCJul 12, 02:35 UTC1h 35m - -
2026-07-11 A57D52 PDX → SFO Jul 11, 01:00 UTCJul 11, 02:35 UTC1h 35m - -
2026-07-10 A5E29A OAK → SEA Jul 10, 01:05 UTCJul 10, 02:35 UTC1h 30m - -
2026-07-10 A5E29A OAK → SEA Jul 10, 01:10 UTCJul 10, 02:24 UTC1h 14m +34m +16m
2026-07-09 A506D5 OAK → SEA Jul 9, 01:00 UTCJul 9, 02:25 UTC1h 25m - -
2026-07-09 A506D5 OAK → SEA Jul 9, 00:56 UTCJul 9, 02:13 UTC1h 17m +20m +7m
2026-07-08 A2ADF4 OAK → SEA Jul 8, 01:15 UTCJul 8, 02:45 UTC1h 30m - -
2026-07-07 A29CBF OAK → SEA Jul 7, 01:00 UTCJul 7, 02:35 UTC1h 35m - -
2026-07-06 A27F07 OAK → SEA Jul 6, 01:00 UTCJul 6, 02:30 UTC1h 30m - -
2026-07-04 ACDBEC OAK → SEA Jul 4, 01:00 UTCJul 4, 02:15 UTC1h 15m - -
2026-07-03 AD8ED4 OAK → SEA Jul 3, 00:56 UTCJul 3, 02:19 UTC1h 23m +20m +14m
2026-07-03 AD8ED4 OAK → SEA Jul 3, 01:00 UTCJul 3, 02:25 UTC1h 25m - -
2026-07-02 ACC1EB OAK → SEA Jul 2, 01:40 UTCJul 2, 03:05 UTC1h 25m - -
2026-07-01 A69424 OAK → SEA Jul 1, 01:15 UTCJul 1, 02:45 UTC1h 30m - -
2026-06-30 A59D63 OAK → SEA Jun 30, 00:55 UTCJun 30, 02:20 UTC1h 26m - -
2026-06-29 A67B81 OAK → SEA Jun 29, 00:44 UTCJun 29, 02:05 UTC1h 20m - -

Performance history

Flights tracked
76 showing last 30
Avg arrival delay
+12m
On-time arrival
67% 67% on time
Aircraft used
26

Monthly activity 4 months

Month Flights tracked
July 2026 28
June 2026 25
May 2026 1
April 2026 22

ASA504 frequently asked

Where does flight ASA504 fly?
ASA504 (ASA) flies from SEA to STS. View the full route page.
How long is flight ASA504?
Based on observed flights, ASA504 takes on average 1h 29m from takeoff to landing.
How often does ASA504 fly?
ASA504 has been observed flying daily in our tracking data. We've recorded 76 flights under this callsign.
Is flight ASA504 usually on time?
Across recent flights, ASA504 arrives with an average 12-minute delay. 67% of flights arrive within 15 minutes of schedule.
What aircraft operates flight ASA504?
ASA504 has been operated by 26 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track ASA504 live?
Yes. When ASA504 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.