Apparatus

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flight_takeoff Flight

ASA551

Operated by Alaska Airlines

Live map

Live map filtered to ASA551. Shown when the flight is currently airborne.

Route airports View route page →

Departure

PHL KPHL VFR

Philadelphia International Airport

Philadelphia, US

Local time
06:27 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
36 ft
Coordinates
39.8719, -75.2411

cloud Weather

Wind
350° / 11G22 kt
Visibility
10 SM
Ceiling
FEW 10,000 ft
Temp / Dew
16°C / 3°C
Altimeter
29.80 inHg

Obs: 2026-05-30T09:54:00.000Z

Raw METAR / TAF 
METAR KPHL 300954Z 35011G22KT 10SM FEW100 16/03 A2980 RMK AO2 PK WND 36027/0900 SLP092 T01610028 $

TAF KPHL 300846Z 3009/3112 34018G26KT P6SM SCT100 FM301500 35020G30KT P6SM SCT060 FM302100 01011KT P6SM FEW060 FM310400 VRB03KT P6SM SKC

flight Live Traffic

flight_takeoff 329 Departures
flight_land 357 Arrivals

Arrival

SEA KSEA VFR

Seattle–Tacoma International Airport

Seattle, US

Local time
03:27 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
433 ft
Coordinates
47.4479, -122.3103

cloud Weather

Wind
60° / 6 kt
Visibility
10 SM
Ceiling
BKN 4,400 ft
Temp / Dew
9°C / 5°C
Altimeter
30.20 inHg

Obs: 2026-05-30T09:53:00.000Z

Raw METAR / TAF 
METAR KSEA 300953Z 06006KT 10SM BKN044 09/05 A3020 RMK AO2 SLP231 T00890050 $

TAF KSEA 300902Z 3009/3112 06006KT P6SM BKN040 OVC050 FM301200 14005KT P6SM BKN030 OVC040 FM301900 28006KT P6SM BKN070 FM302200 31008KT P6SM SCT070 BKN250

flight Live Traffic

flight_takeoff 142 Departures
flight_land 148 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-05-30 ACA1DA PHL → SEA May 30, 00:00 UTCMay 30, 02:00 UTC2h 0m - -
2026-05-28 A2919A PHL → SEA May 28, 23:50 UTCMay 29, 01:55 UTC2h 5m - -
2026-05-27 AD2EA1 PHL → SEA May 27, 23:45 UTCMay 28, 01:55 UTC2h 10m - -
2026-05-26 A9D9F2 PHL → SEA May 26, 23:45 UTCMay 27, 01:49 UTC2h 5m - -
2026-05-25 ACA1DA PHL → SEA May 25, 23:49 UTCMay 26, 01:55 UTC2h 5m - -
2026-05-24 A61F05 PHL → SEA May 24, 23:47 UTCMay 25, 01:40 UTC1h 53m +27m +1m
2026-05-23 AD9642 PHL → SEA May 23, 23:35 UTCMay 24, 01:30 UTC1h 55m - -
2026-05-22 A2FCF2 PHL → SEA May 22, 23:50 UTCMay 23, 01:50 UTC2h 0m - -
2026-05-21 A98386 PHL → SEA May 21, 23:40 UTCMay 22, 01:35 UTC1h 55m - -
2026-05-20 AC9E23 PHL → SEA May 20, 23:35 UTCMay 21, 01:25 UTC1h 50m - -
2026-05-20 AC9E23 PHL → SEA May 20, 23:34 UTCMay 21, 01:18 UTC1h 44m +14m -6m
2026-05-20 A602AB PHL → SEA May 20, 00:00 UTCMay 20, 02:00 UTC2h 0m - -
2026-05-19 A602AB PHL → SEA May 19, 23:48 UTCMay 20, 01:51 UTC2h 3m +28m +26m
2026-05-18 A5E29A PHL → SEA May 18, 23:40 UTCMay 19, 01:35 UTC1h 55m - -
2026-05-18 A5E29A PHL → SEA May 18, 23:35 UTCMay 19, 01:37 UTC2h 2m +15m +10m
2026-05-17 A9A397 PHL → SEA May 17, 23:40 UTCMay 18, 01:25 UTC1h 45m - -
2026-05-16 A70AA1 PHL → SEA May 16, 23:40 UTCMay 17, 01:40 UTC2h 0m - -
2026-05-15 A6EE47 PHL → SEA May 15, 23:50 UTCMay 16, 01:45 UTC1h 55m - -
2026-05-15 A29551 PHL → SEA May 15, 00:05 UTCMay 15, 02:00 UTC1h 55m - -
2026-05-15 A29551 PHL → SEA May 15, 00:03 UTCMay 15, 01:53 UTC1h 50m +43m -11m
2026-05-13 A6F5B5 PHL → SEA May 13, 00:30 UTCMay 13, 02:40 UTC2h 10m - -
2026-05-12 A97C18 PHL → SEA May 12, 02:45 UTCMay 12, 02:50 UTC5m - -
2026-05-12 A97C18 PHL → SEA May 12, 00:41 UTCMay 12, 02:38 UTC1h 57m +24m +7m
2026-05-11 A2C087 PHL → SEA May 11, 00:34 UTCMay 11, 02:40 UTC2h 5m - -
2026-05-10 A72E69 PHL → SEA May 10, 00:34 UTCMay 10, 02:30 UTC1h 55m - -
2026-05-09 A715C6 PHL → SEA May 9, 00:30 UTCMay 9, 02:25 UTC1h 55m - -
2026-05-09 A715C6 PHL → SEA May 9, 00:28 UTCMay 9, 02:16 UTC1h 48m +11m -9m
2026-05-08 A29CBF PHL → SEA May 8, 01:04 UTCMay 8, 02:59 UTC1h 55m - -
2026-05-07 A2D573 PHL → SEA May 7, 00:30 UTCMay 7, 02:25 UTC1h 55m - -
2026-05-06 A30BCE PHL → SEA May 6, 00:25 UTCMay 6, 02:20 UTC1h 55m - -

Performance history

Flights tracked
62 showing last 30
Avg arrival delay
+3m
On-time arrival
86% 86% on time
Aircraft used
23

Monthly activity 2 months

Month Flights tracked
May 2026 38
April 2026 24

ASA551 frequently asked

Where does flight ASA551 fly?
ASA551 (Alaska Airlines) flies from PHL to SEA. View the full route page.
How long is flight ASA551?
Based on observed flights, ASA551 takes on average 1h 54m from takeoff to landing.
How often does ASA551 fly?
ASA551 has been observed flying several times a week in our tracking data. We've recorded 62 flights under this callsign.
Is flight ASA551 usually on time?
Across recent flights, ASA551 arrives with an average 3-minute delay. 86% of flights arrive within 15 minutes of schedule.
What aircraft operates flight ASA551?
ASA551 has been operated by 23 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track ASA551 live?
Yes. When ASA551 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.