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 4h 9m. SkyMeter has observed 88 legs of this flight number via ADS-B.

✈
FLIGHTS
88
last 90 days
⏱
AVG DURATION
4h 9m
tracked time
📅
SERVICE PERIOD
06/03/2025 → 08/22/2026
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
65
avg 3h 51m · Seattle Tacoma → Detroit Metropolitan Wayne County
KTPA → KSEA
16
avg 5h 39m · 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
71
B39M BOEING Boeing 737 MAX 9
39
B738 BOEING Boeing 737-800
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 ASA343

30
N487ASBOEING Boeing 737-900
→
08/22/2026
4h 4m
No alerts
Replay Analysis
N943AKBOEING Boeing 737 MAX 9
→
08/20/2026
3h 57m
No alerts
Replay Analysis
N494ASBOEING Boeing 737-900
→
08/18/2026
3h 53m
No alerts
Replay Analysis
N928AKBOEING Boeing 737 MAX 9
→
08/17/2026
3h 48m
No alerts
Replay Analysis
N931AKBOEING Boeing 737 MAX 9
→
08/16/2026
3h 55m
No alerts
Replay Analysis
N403ASBOEING Boeing 737-900
→
08/15/2026
3h 53m
No alerts
Replay Analysis
N407ASBOEING Boeing 737-900
→
08/14/2026
3h 54m
No alerts
Replay Analysis
N719ALBOEING Boeing 737 MAX 9
→
08/13/2026
1h 42m
No alerts
Replay Analysis
N964AKBOEING Boeing 737 MAX 9
→
08/12/2026
3h 45m
No alerts
Replay Analysis
N918AKBOEING Boeing 737 MAX 9
→
08/11/2026
3h 58m
No alerts
Replay Analysis
N287AKBOEING Boeing 737-900
→
08/10/2026
3h 42m
No alerts
Replay Analysis
N979AKBOEING Boeing 737 MAX 9
→
08/09/2026
3h 32m
No alerts
Replay Analysis
N464ASBOEING Boeing 737-900
→
08/08/2026
3h 51m
No alerts
Replay Analysis
N237AKBOEING Boeing 737-900
→
08/07/2026
3h 57m
No alerts
Replay Analysis
N296AKBOEING Boeing 737-900
→
08/06/2026
3h 54m
No alerts
Replay Analysis
N983AKBOEING Boeing 737 MAX 9
→
08/05/2026
4h 1m
No alerts
Replay Analysis
N298AKBOEING Boeing 737-900
→
08/04/2026
3h 53m
No alerts
Replay Analysis
N275AKBOEING Boeing 737-900
→
08/03/2026
3h 55m
No alerts
Replay Analysis
N277AKBOEING Boeing 737-900
→
08/02/2026
3h 52m
No alerts
Replay Analysis
N291BTBOEING Boeing 737 MAX 9
→
08/01/2026
3h 56m
No alerts
Replay Analysis
N266AKBOEING Boeing 737-900
→
07/31/2026
3h 56m
No alerts
Replay Analysis
N264AKBOEING Boeing 737-900
→
07/30/2026
3h 52m
No alerts
Replay Analysis
N448ASBOEING Boeing 737-900
→
07/29/2026
3h 40m
No alerts
Replay Analysis
N491ASBOEING Boeing 737-900
→
07/28/2026
3h 32m
No alerts
Replay Analysis
N917AKBOEING Boeing 737 MAX 9
→
07/27/2026
3h 33m
No alerts
Replay Analysis
N260AKBOEING Boeing 737-900
→
07/26/2026
3h 34m
No alerts
Replay Analysis
N964AKBOEING Boeing 737 MAX 9
→
07/25/2026
3h 29m
No alerts
Replay Analysis
N932AKBOEING Boeing 737 MAX 9
→
07/24/2026
3h 43m
No alerts
Replay Analysis
N419ASBOEING Boeing 737-900
→
07/23/2026
3h 47m
No alerts
Replay Analysis
N924AKBOEING Boeing 737 MAX 9
→
07/22/2026
3h 45m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window