ASA425 is operated by ALASKA AIRLINES INC between Phoenix Sky Harbor International Airport (KPHX) and Seattle Tacoma International Airport (KSEA). The flight is most often flown by a BOEING Boeing 737-900. Typical block time is 2h 28m. SkyMeter has observed 89 legs of this flight number via ADS-B.

✈
FLIGHTS
89
last 90 days
⏱
AVG DURATION
2h 28m
tracked time
📅
SERVICE PERIOD
05/27/2025 → 08/22/2026
first → last seen
🗺
ROUTES / TYPES
9 / 4
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

4
KPHX → KSEA
41
avg 2h 59m · Phoenix Sky Harbor → Seattle Tacoma
KCHD → KSEA
20
avg 2h 59m · Chandler → Seattle Tacoma
5Z1 → PANC
4
avg 1h 25m · Juneau Harbor Seaplane Base → Ted Stevens Anchorage
2S1 → KSEA
1
avg 1h 23m · Vashon → Seattle Tacoma

Aircraft types

Equipment used on this number

4
B739 BOEING Boeing 737-900
83
B39M BOEING Boeing 737 MAX 9
64
B738 BOEING Boeing 737-800
61
B38M BOEING Boeing 737 MAX 8
4

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
0
Rejected TO
0
Stall warnings
0
Overspeeds
0
Runway excursion
0
Counts represent flights with at least one occurrence of each flag, not the total event count. See /incidents for individual events.

Recent flights

Newest 30 operations of ASA425

30
N979AKBOEING Boeing 737 MAX 9
→
08/22/2026
1h 26m
No alerts
Replay Analysis
N552ASBOEING Boeing 737-800
→
08/20/2026
45m
No alerts
Replay Analysis
N559ASBOEING Boeing 737-800
→
08/18/2026
2h 22m
No alerts
Replay Analysis
N845AKBOEING Boeing 737 MAX 8
→
08/18/2026
56m
No alerts
Replay Analysis
N845AKBOEING Boeing 737 MAX 8
→
08/17/2026
2h 8m
No alerts
Replay Analysis
N845AKBOEING Boeing 737 MAX 8
→
08/17/2026
3h 6m
No alerts
Replay Analysis
N517ASBOEING Boeing 737-800
→
08/17/2026
55m
No alerts
Replay Analysis
N517ASBOEING Boeing 737-800
→
08/16/2026
2h 46m
No alerts
Replay Analysis
N517ASBOEING Boeing 737-800
→
08/16/2026
1h 51m
No alerts
Replay Analysis
N517ASBOEING Boeing 737-800
→
08/16/2026
19m
No alerts
Replay Analysis
N552ASBOEING Boeing 737-800
→
08/16/2026
32m
No alerts
Replay Analysis
N552ASBOEING Boeing 737-800
→
08/15/2026
2h 28m
No alerts
Replay Analysis
N552ASBOEING Boeing 737-800
→
08/15/2026
3h 1m
No alerts
Replay Analysis
N560ASBOEING Boeing 737-800
→
08/15/2026
1h 3m
No alerts
Replay Analysis
N560ASBOEING Boeing 737-800
→
08/14/2026
2h 6m
No alerts
Replay Analysis
N560ASBOEING Boeing 737-800
→
08/14/2026
3h 9m
No alerts
Replay Analysis
N585ASBOEING Boeing 737-800
→
08/14/2026
1h 27m
No alerts
Replay Analysis
N585ASBOEING Boeing 737-800
→
08/13/2026
1h 44m
No alerts
Replay Analysis
N585ASBOEING Boeing 737-800
→
08/13/2026
3h 12m
No alerts
Replay Analysis
N585ASBOEING Boeing 737-800
→
08/12/2026
35m
No alerts
Replay Analysis
N585ASBOEING Boeing 737-800
→
08/11/2026
2h 23m
No alerts
Replay Analysis
N585ASBOEING Boeing 737-800
→
08/11/2026
2h 58m
No alerts
Replay Analysis
N517ASBOEING Boeing 737-800
→
08/11/2026
29m
No alerts
Replay Analysis
N517ASBOEING Boeing 737-800
→
08/10/2026
2h 19m
No alerts
Replay Analysis
N517ASBOEING Boeing 737-800
→
08/10/2026
2h 49m
No alerts
Replay Analysis
N517ASBOEING Boeing 737-800
→
08/09/2026
1h 28m
No alerts
Replay Analysis
N479ASBOEING Boeing 737-900
→
08/09/2026
45m
No alerts
Replay Analysis
N479ASBOEING Boeing 737-900
→
08/08/2026
3h 9m
No alerts
Replay Analysis
N479ASBOEING Boeing 737-900
→
08/08/2026
2h 23m
No alerts
Replay Analysis
N557ASBOEING Boeing 737-800
→
08/08/2026
40m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window