Flight Status & Tracker

ASA309

ALASKA AIRLINES INC. · DEN → SEA · Last tracked Oct 21, 2026

ASA309 is a flight number operated by ALASKA AIRLINES INC. between Denver International Airport (KDEN) and Seattle Tacoma International Airport (KSEA). SkyMeter last tracked ASA309 on October 21, 2026. The flight is most often flown by a BOEING Boeing 737 MAX 9. Typical block time is 3h 23m. SkyMeter has observed 80 legs of this flight number via ADS-B.

SkyMeter tracks historical flight activity from ADS-B data — this is not a live gate-to-gate status feed.

✈
FLIGHTS
80
last 90 days
⏱
AVG DURATION
3h 23m
tracked time
📅
SERVICE PERIOD
5/29/2025 → 10/21/2026
first → last seen
🗺
ROUTES / TYPES
6 / 5
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

3
KDEN → KSEA
33
avg 2h 46m · Denver → Seattle Tacoma
KMCO → KSEA
25
avg 5h 49m · Orlando → Seattle Tacoma
KLAX → KSFO
14
avg 1h 17m · Los Angeles → San Francisco

Aircraft types

Equipment used on this number

5
B39M BOEING Boeing 737 MAX 9
64
B739 BOEING Boeing 737-900
35
B738 BOEING Boeing 737-800
18
B38M BOEING Boeing 737 MAX 8
9
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 ASA309

30
N587ASBOEING Boeing 737-800
→
10/21/2026
1h 5m
No alerts
Replay Analysis
N839AKBOEING Boeing 737 MAX 8
→
10/19/2026
1h 9m
No alerts
Replay Analysis
N587ASBOEING Boeing 737-800
→
10/18/2026
1h 11m
No alerts
Replay Analysis
N846AKBOEING Boeing 737 MAX 8
→
10/16/2026
1h 42m
No alerts
Replay Analysis
N839AKBOEING Boeing 737 MAX 8
→
10/15/2026
1h 20m
No alerts
Replay Analysis
N535ASBOEING Boeing 737-800
→
10/12/2026
1h 19m
No alerts
Replay Analysis
N506ASBOEING Boeing 737-800
→
10/11/2026
1h 17m
No alerts
Replay Analysis
N615ASBOEING Boeing 737-700
→
10/10/2026
1h 21m
No alerts
Replay Analysis
N493ASBOEING Boeing 737-900
→
10/9/2026
1h 23m
No alerts
Replay Analysis
N815AKBOEING Boeing 737 MAX 8
→
10/8/2026
1h 11m
No alerts
Replay Analysis
N710ALBOEING Boeing 737 MAX 9
→
10/7/2026
1h 37m
No alerts
Replay Analysis
N562ASBOEING Boeing 737-800
→
10/6/2026
1h 18m
No alerts
Replay Analysis
N549ASBOEING Boeing 737-800
→
10/5/2026
1h 13m
No alerts
Replay Analysis
N296AKBOEING Boeing 737-900
→
10/4/2026
1h 27m
No alerts
Replay Analysis
N644ASBOEING Boeing 737-700
→
10/3/2026
1h 7m
No alerts
Replay Analysis
N535ASBOEING Boeing 737-800
→
10/3/2026
2h 33m
No alerts
Replay Analysis
N535ASBOEING Boeing 737-800
→
10/3/2026
20m
No alerts
Replay Analysis
N535ASBOEING Boeing 737-800
→
10/3/2026
2h 53m
No alerts
Replay Analysis
N806AKBOEING Boeing 737 MAX 8
→
10/2/2026
2h 39m
No alerts
Replay Analysis
N806AKBOEING Boeing 737 MAX 8
→
10/2/2026
18m
No alerts
Replay Analysis
N954AKBOEING Boeing 737 MAX 9
→
10/1/2026
2h 37m
No alerts
Replay Analysis
N954AKBOEING Boeing 737 MAX 9
→
10/1/2026
18m
No alerts
Replay Analysis
N954AKBOEING Boeing 737 MAX 9
→
10/1/2026
2h 56m
No alerts
Replay Analysis
N265AKBOEING Boeing 737-900
→
9/30/2026
2h 51m
No alerts
Replay Analysis
N917AKBOEING Boeing 737 MAX 9
→
9/29/2026
2h 39m
No alerts
Replay Analysis
N917AKBOEING Boeing 737 MAX 9
→
9/29/2026
10m
No alerts
Replay Analysis
N530ASBOEING Boeing 737-800
→
9/28/2026
2h 51m
No alerts
Replay Analysis
N519ASBOEING Boeing 737-800
→
9/26/2026
2h 49m
No alerts
Replay Analysis
N952AKBOEING Boeing 737 MAX 9
→
9/24/2026
2h 21m
No alerts
Replay Analysis
N952AKBOEING Boeing 737 MAX 9
→
9/24/2026
2h 45m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window