N478AS

B739BOEING Boeing 737-900

ALASKA AIRLINES INC· ICAO24 a5dee3· last seen 1d ago

N478AS is a BOEING Boeing 737-900 operated by ALASKA AIRLINES INC. SkyMeter has tracked 208 flights totalling 528 hours of airtime via ADS-B across 84 callsigns. The most frequent segment is KSEA to KPHX. Service window in our records spans 47 days. Of those flights, 12 (5.8%) carry at least one detected incident — go-around, unstable approach, stall warning, or runway excursion.

✈
FLIGHTS
208
all time
⏱
FLOWN HOURS
528
tracked time
📍
AIRPORTS VISITED
27
unique
📡
CALLSIGNS
84
67 routes
📅
SERVICE PERIOD
04/17/2026 → 06/03/2026
first → last
⚠
INCIDENT RATE
5.8%
12 flagged

Top routes

By flight count

10
KSEA → KPHX
5
KBUR → KPDX
4
KPHX → KSEA
4
KSEA → KEWR
2
KLAX → KSEA
2
KSAN → KSEA
2
KFAT → KSEA
2
KDEN → KSEA
2
KPDX → KLAS
2
KPHX → KPDX
2

Flight numbers

Most-flown by this airframe

10
ASA1386 4
ASA649 3
ASA606 3
ASA1346 3
ASA50 2
ASA684 2
ASA597 2
ASA603 2
ASA403 2
ASA221 2

Aircraft specifications

BOEING Boeing 737-900

Engines
Twin Jet
Vref (approach)
149 kt
MTOW
187,700 lb
Wingspan
117 ft
Length
138 ft
Wake category
Medium

Recent flights

Newest 50 operations of N478AS

50
ASA685BOEING Boeing 737-900
→
06/03/2026
2h 51m
No alerts
Replay Analysis
ASA539BOEING Boeing 737-900
→
06/03/2026
5h 30m
No alerts
Replay Analysis
ASA436BOEING Boeing 737-900
→
06/03/2026
5h 39m
No alerts
Replay Analysis
ASA649BOEING Boeing 737-900
→
06/03/2026
2h 15m
No alerts
Replay Analysis
ASA1386BOEING Boeing 737-900
→
06/03/2026
12m
No alerts
Replay Analysis
ASA1386BOEING Boeing 737-900
→
06/02/2026
2h 11m
No alerts
Replay Analysis
ASA684BOEING Boeing 737-900
→
06/02/2026
2h 41m
No alerts
Replay Analysis
ASA684BOEING Boeing 737-900
→
06/02/2026
2h 26m
No alerts
Replay Analysis
ASA740BOEING Boeing 737-900
→
06/02/2026
3h 13m
△ Unstable
Replay Analysis
ASA740BOEING Boeing 737-900
→
06/02/2026
1h 18m
No alerts
Replay Analysis
ASA740BOEING Boeing 737-900
→
06/01/2026
1h 45m
No alerts
Replay Analysis
ASA740BOEING Boeing 737-900
→
06/01/2026
3h 9m
No alerts
Replay Analysis
ASA235BOEING Boeing 737-900
→
06/01/2026
1h 42m
No alerts
Replay Analysis
ASA725BOEING Boeing 737-900
→
06/01/2026
1h 58m
No alerts
Replay Analysis
ASA552BOEING Boeing 737-900
→
06/01/2026
2h 28m
No alerts
Replay Analysis
ASA778BOEING Boeing 737-900
→
06/01/2026
1h 22m
No alerts
Replay Analysis
ASA778BOEING Boeing 737-900
→
05/31/2026
48m
No alerts
Replay Analysis
ASA778BOEING Boeing 737-900
→
05/31/2026
2h 11m
No alerts
Replay Analysis
ASA19BOEING Boeing 737-900
→
05/31/2026
5h 22m
No alerts
Replay Analysis
ASA22BOEING Boeing 737-900
→
05/31/2026
5h 16m
No alerts
Replay Analysis
ASA737BOEING Boeing 737-900
→
05/31/2026
4h 55m
No alerts
Replay Analysis
ASA228BOEING Boeing 737-900
→
05/29/2026
54m
No alerts
Replay Analysis
ASA439BOEING Boeing 737-900
→
05/28/2026
3h 37m
No alerts
Replay Analysis
ASA1420BOEING Boeing 737-900
→
05/28/2026
4h 23m
No alerts
Replay Analysis
ASA649BOEING Boeing 737-900
→
05/28/2026
2h 0m
No alerts
Replay Analysis
ASA1386BOEING Boeing 737-900
→
05/28/2026
18m
No alerts
Replay Analysis
ASA626BOEING Boeing 737-900
→
05/26/2026
37m
No alerts
Replay Analysis
ASA626BOEING Boeing 737-900
→
05/26/2026
49m
No alerts
Replay Analysis
ASA605BOEING Boeing 737-900
→
05/26/2026
2h 46m
No alerts
Replay Analysis
ASA1433BOEING Boeing 737-900
→
05/26/2026
2h 35m
No alerts
Replay Analysis
ASA401BOEING Boeing 737-900
→
05/26/2026
2h 25m
No alerts
Replay Analysis
ASA401BOEING Boeing 737-900
→
05/25/2026
37m
No alerts
Replay Analysis
ASA401BOEING Boeing 737-900
→
05/25/2026
3h 3m
No alerts
Replay Analysis
ASA417BOEING Boeing 737-900
→
05/25/2026
3h 1m
No alerts
Replay Analysis
ASA640BOEING Boeing 737-900
→
05/25/2026
5h 23m
No alerts
Replay Analysis
ASA639BOEING Boeing 737-900
→
05/25/2026
5h 15m
△ Unstable
Replay Analysis
ASA1301BOEING Boeing 737-900
→
05/25/2026
2h 40m
No alerts
Replay Analysis
ASA1300BOEING Boeing 737-900
→
05/24/2026
2h 31m
No alerts
Replay Analysis
ASA1368BOEING Boeing 737-900
→
05/24/2026
2h 44m
No alerts
Replay Analysis
ASA664BOEING Boeing 737-900
→
05/24/2026
2h 37m
No alerts
Replay Analysis
ASA403BOEING Boeing 737-900
→
05/24/2026
1h 50m
No alerts
Replay Analysis
ASA403BOEING Boeing 737-900
→
05/24/2026
1h 48m
No alerts
Replay Analysis
ASA1305BOEING Boeing 737-900
→
05/23/2026
2h 37m
No alerts
Replay Analysis
ASA1329BOEING Boeing 737-900
→
05/23/2026
1h 29m
No alerts
Replay Analysis
ASA239BOEING Boeing 737-900
→
05/23/2026
1h 15m
No alerts
Replay Analysis
ASA1335BOEING Boeing 737-900
→
05/21/2026
1h 15m
No alerts
Replay Analysis
ASA1334BOEING Boeing 737-900
→
05/20/2026
3h 32m
No alerts
Replay Analysis
ASA505BOEING Boeing 737-900
→
05/20/2026
2h 18m
No alerts
Replay Analysis
ASA569BOEING Boeing 737-900
→
05/20/2026
4h 59m
No alerts
Replay Analysis
ASA1402BOEING Boeing 737-900
→
05/18/2026
2h 50m
No alerts
Replay Analysis
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