ASA343 is operated by ALASKA AIRLINES INC between Seattle Tacoma International Airport (KSEA) and Detroit Metropolitan Wayne County Airport (KDTW). The flight is most often flown by a BOEING Boeing 737-900. Typical block time is 3h 52m. SkyMeter has observed 88 legs of this flight number via ADS-B.

✈
FLIGHTS
88
last 90 days
⏱
AVG DURATION
3h 52m
tracked time
📅
SERVICE PERIOD
6/3/2025 → 9/4/2026
first → last seen
🗺
ROUTES / TYPES
6 / 3
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

3
KSEA → KDTW
79
avg 3h 52m · Seattle Tacoma → Detroit Metropolitan Wayne County
KTPA → KSEA
3
avg 5h 48m · Tampa → Seattle Tacoma
KSEA → KYIP
1
avg 3h 47m · Seattle Tacoma → Willow Run

Aircraft types

Equipment used on this number

3
B739 BOEING Boeing 737-900
49
B39M BOEING Boeing 737 MAX 9
42
B738 BOEING Boeing 737-800
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 ASA343

30
N733ALBOEING Boeing 737 MAX 9
→
9/4/2026
3h 53m
No alerts
Replay Analysis
N278AKBOEING Boeing 737-900
→
9/2/2026
4h 7m
No alerts
Replay Analysis
N961AKBOEING Boeing 737 MAX 9
→
9/1/2026
4h 1m
No alerts
Replay Analysis
N948AKBOEING Boeing 737 MAX 9
→
8/31/2026
3h 58m
No alerts
Replay Analysis
N958AKBOEING Boeing 737 MAX 9
→
8/30/2026
6m
No alerts
Replay Analysis
N958AKBOEING Boeing 737 MAX 9
→
8/30/2026
3h 57m
No alerts
Replay Analysis
N973AKBOEING Boeing 737 MAX 9
→
8/29/2026
3h 56m
No alerts
Replay Analysis
N280AKBOEING Boeing 737-900
→
8/28/2026
3h 53m
No alerts
Replay Analysis
N402ASBOEING Boeing 737-900
→
8/27/2026
3h 56m
No alerts
Replay Analysis
N967AKBOEING Boeing 737 MAX 9
→
8/26/2026
4h 2m
No alerts
Replay Analysis
N953AKBOEING Boeing 737 MAX 9
→
8/25/2026
4h 7m
No alerts
Replay Analysis
N267AKBOEING Boeing 737-900
→
8/24/2026
3h 51m
No alerts
Replay Analysis
N596ASBOEING Boeing 737-800
→
8/23/2026
3h 41m
No alerts
Replay Analysis
N487ASBOEING Boeing 737-900
→
8/22/2026
4h 4m
No alerts
Replay Analysis
N471ASBOEING Boeing 737-900
→
8/21/2026
3h 52m
No alerts
Replay Analysis
N943AKBOEING Boeing 737 MAX 9
→
8/20/2026
3h 57m
No alerts
Replay Analysis
N297AKBOEING Boeing 737-900
→
8/19/2026
3h 55m
No alerts
Replay Analysis
N494ASBOEING Boeing 737-900
→
8/18/2026
3h 53m
No alerts
Replay Analysis
N928AKBOEING Boeing 737 MAX 9
→
8/17/2026
3h 48m
No alerts
Replay Analysis
N931AKBOEING Boeing 737 MAX 9
→
8/16/2026
3h 55m
No alerts
Replay Analysis
N403ASBOEING Boeing 737-900
→
8/15/2026
3h 53m
No alerts
Replay Analysis
N407ASBOEING Boeing 737-900
→
8/14/2026
3h 54m
No alerts
Replay Analysis
N719ALBOEING Boeing 737 MAX 9
→
8/13/2026
1h 42m
No alerts
Replay Analysis
N964AKBOEING Boeing 737 MAX 9
→
8/12/2026
3h 45m
No alerts
Replay Analysis
N918AKBOEING Boeing 737 MAX 9
→
8/11/2026
3h 58m
No alerts
Replay Analysis
N287AKBOEING Boeing 737-900
→
8/10/2026
3h 42m
No alerts
Replay Analysis
N979AKBOEING Boeing 737 MAX 9
→
8/9/2026
3h 32m
No alerts
Replay Analysis
N464ASBOEING Boeing 737-900
→
8/8/2026
3h 51m
No alerts
Replay Analysis
N237AKBOEING Boeing 737-900
→
8/7/2026
3h 57m
No alerts
Replay Analysis
N296AKBOEING Boeing 737-900
→
8/6/2026
3h 54m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window