ASA1437

ALASKA AIRLINES INC · SMF → SEA

ASA1437 is operated by ALASKA AIRLINES INC between Sacramento International Airport (KSMF) and Seattle Tacoma International Airport (KSEA). The flight is most often flown by a BOEING Boeing 737-900. Typical block time is 1h 35m. SkyMeter has observed 26 legs of this flight number via ADS-B.

✈
FLIGHTS
26
last 90 days
⏱
AVG DURATION
1h 35m
tracked time
📅
SERVICE PERIOD
6/13/2025 → 9/5/2026
first → last seen
🗺
ROUTES / TYPES
4 / 5
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

4
KSMF → KSEA
16
avg 1h 51m · Sacramento → Seattle Tacoma
PANC → PAKN
7
avg 1h 4m · Ted Stevens Anchorage → King Salmon
PAKN → PANC
2
avg 54m · King Salmon → Ted Stevens Anchorage
KSEA → KSFO
1
avg 2h 16m · Seattle Tacoma → San Francisco

Aircraft types

Equipment used on this number

5
B739 BOEING Boeing 737-900
10
B738 BOEING Boeing 737-800
7
B39M BOEING Boeing 737 MAX 9
7
B38M BOEING Boeing 737 MAX 8
3
B737 BOEING Boeing 737-700
2

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 ASA1437

30
N524ASBOEING Boeing 737-800
→
9/5/2026
1h 45m
No alerts
Replay Analysis
N278AKBOEING Boeing 737-900
→
9/4/2026
1h 44m
No alerts
Replay Analysis
N529ASBOEING Boeing 737-800
→
9/2/2026
1h 48m
No alerts
Replay Analysis
N512ASBOEING Boeing 737-800
→
9/1/2026
1h 56m
No alerts
Replay Analysis
N292AKBOEING Boeing 737-900
→
8/31/2026
1h 43m
No alerts
Replay Analysis
N918AKBOEING Boeing 737 MAX 9
→
8/30/2026
1h 58m
No alerts
Replay Analysis
N471ASBOEING Boeing 737-900
→
8/29/2026
1h 38m
No alerts
Replay Analysis
N947AKBOEING Boeing 737 MAX 9
→
8/28/2026
2h 0m
No alerts
Replay Analysis
N560ASBOEING Boeing 737-800
→
8/27/2026
1h 49m
No alerts
Replay Analysis
N529ASBOEING Boeing 737-800
→
8/26/2026
1h 46m
No alerts
Replay Analysis
N823AKBOEING Boeing 737 MAX 8
→
8/25/2026
1h 52m
No alerts
Replay Analysis
N546ASBOEING Boeing 737-800
→
8/24/2026
1h 49m
No alerts
Replay Analysis
N974AKBOEING Boeing 737 MAX 9
→
8/23/2026
2h 18m
No alerts
Replay Analysis
N821AKBOEING Boeing 737 MAX 8
→
8/22/2026
1h 54m
No alerts
Replay Analysis
N272AKBOEING Boeing 737-900
→
8/21/2026
1h 46m
No alerts
Replay Analysis
N849AKBOEING Boeing 737 MAX 8
→
8/20/2026
1h 49m
No alerts
Replay Analysis
N280AKBOEING Boeing 737-900
→
7/30/2026
1h 8m
No alerts
Replay Analysis
N607ASBOEING Boeing 737-700
→
7/26/2026
50m
No alerts
Replay Analysis
N607ASBOEING Boeing 737-700
→
7/26/2026
55m
No alerts
Replay Analysis
N481ASBOEING Boeing 737-900
→
7/24/2026
46m
No alerts
Replay Analysis
N938AKBOEING Boeing 737 MAX 9
→
7/23/2026
1h 25m
No alerts
Replay Analysis
N933AKBOEING Boeing 737 MAX 9
→
7/19/2026
57m
No alerts
Replay Analysis
N933AKBOEING Boeing 737 MAX 9
→
7/19/2026
1h 7m
No alerts
Replay Analysis
N972AKBOEING Boeing 737 MAX 9
→
7/17/2026
1h 7m
No alerts
Replay Analysis
N442ASBOEING Boeing 737-900
→
7/16/2026
1h 3m
No alerts
Replay Analysis
N486ASBOEING Boeing 737-900
→
6/9/2026
1h 0m
No alerts
Replay Analysis
N486ASBOEING Boeing 737-900
→
6/8/2026
2h 15m
No alerts
Replay Analysis
N486ASBOEING Boeing 737-900
→
6/8/2026
1h 15m
No alerts
Replay Analysis
N519ASBOEING Boeing 737-800
→
6/8/2026
16m
No alerts
Replay Analysis
N519ASBOEING Boeing 737-800
→
6/7/2026
1h 43m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window