Flight Status & Tracker

ASA304

ALASKA AIRLINES INC · SEA → DEN · Last tracked Nov 12, 2026

ASA304 is a flight number operated by ALASKA AIRLINES INC between Seattle Tacoma International Airport (KSEA) and Denver International Airport (KDEN). SkyMeter last tracked ASA304 on November 12, 2026. The flight is most often flown by a BOEING Boeing 737-900. Typical block time is 3h 0m. SkyMeter has observed 66 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
66
last 90 days
⏱
AVG DURATION
3h 0m
tracked time
📅
SERVICE PERIOD
5/27/2025 → 11/12/2026
first → last seen
🗺
ROUTES / TYPES
9 / 5
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

7
KSEA → KDEN
28
avg 2h 41m · Seattle Tacoma → Denver
PAJN → KSEA
21
avg 2h 20m · Juneau → Seattle Tacoma
KBOS → KSEA
4
avg 6h 21m · General Edward Lawrence Logan → Seattle Tacoma
2CO9 → KDEN
1
avg 48m · Lands End Heliport → Denver
KSEA → KCOS
1
avg 3h 39m · Seattle Tacoma → City of Colorado Springs
KCOS → KDEN
1
avg 36m · City of Colorado Springs → Denver
KSLC → KDEN
1
avg 1h 24m · Salt Lake City → Denver

Aircraft types

Equipment used on this number

5
B739 BOEING Boeing 737-900
30
B39M BOEING Boeing 737 MAX 9
30
B738 BOEING Boeing 737-800
11
B38M BOEING Boeing 737 MAX 8
2
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 ASA304

30
N478ASBOEING Boeing 737-900
→
11/12/2026
1h 15m
No alerts
Replay Analysis
N278AKBOEING Boeing 737-900
→
11/11/2026
2h 43m
No alerts
Replay Analysis
N291BTBOEING Boeing 737 MAX 9
→
11/10/2026
2h 28m
No alerts
Replay Analysis
N587ASBOEING Boeing 737-800
→
11/9/2026
2h 25m
No alerts
Replay Analysis
N551ASBOEING Boeing 737-800
→
11/7/2026
2h 21m
No alerts
Replay Analysis
N935AKBOEING Boeing 737 MAX 9
→
11/6/2026
2h 11m
No alerts
Replay Analysis
N619ASBOEING Boeing 737-700
→
11/5/2026
2h 29m
No alerts
Replay Analysis
N955AKBOEING Boeing 737 MAX 9
→
11/4/2026
2h 18m
No alerts
Replay Analysis
N609ASBOEING Boeing 737-700
→
11/3/2026
2h 7m
No alerts
Replay Analysis
N549ASBOEING Boeing 737-800
→
11/2/2026
2h 26m
No alerts
Replay Analysis
N592ASBOEING Boeing 737-800
→
10/30/2026
2h 26m
No alerts
Replay Analysis
N523ASBOEING Boeing 737-800
→
10/26/2026
14h 20m
No alerts
Replay Analysis
N942AKBOEING Boeing 737 MAX 9
→
10/25/2026
1h 50m
No alerts
Replay Analysis
N549ASBOEING Boeing 737-800
→
10/23/2026
13h 21m
No alerts
Replay Analysis
N962AKBOEING Boeing 737 MAX 9
→
10/22/2026
1h 12m
No alerts
Replay Analysis
N403ASBOEING Boeing 737-900
→
10/20/2026
2h 22m
No alerts
Replay Analysis
N268AKBOEING Boeing 737-900
→
10/18/2026
2h 15m
No alerts
Replay Analysis
N559ASBOEING Boeing 737-800
→
10/16/2026
2h 25m
No alerts
Replay Analysis
N248AKBOEING Boeing 737-900
→
10/15/2026
2h 16m
No alerts
Replay Analysis
N977AKBOEING Boeing 737 MAX 9
→
10/10/2026
1h 52m
No alerts
Replay Analysis
N845AKBOEING Boeing 737 MAX 8
→
10/9/2026
2h 14m
No alerts
Replay Analysis
N408ASBOEING Boeing 737-900
→
10/8/2026
2h 17m
No alerts
Replay Analysis
N948AKBOEING Boeing 737 MAX 9
→
10/7/2026
2h 26m
No alerts
Replay Analysis
N467ASBOEING Boeing 737-900
→
10/6/2026
1h 13m
No alerts
Replay Analysis
N237AKBOEING Boeing 737-900
→
10/5/2026
2h 12m
No alerts
Replay Analysis
N467ASBOEING Boeing 737-900
→
10/4/2026
2h 23m
No alerts
Replay Analysis
N524ASBOEING Boeing 737-800
→
10/3/2026
2h 18m
No alerts
Replay Analysis
N535ASBOEING Boeing 737-800
→
10/2/2026
2h 32m
No alerts
Replay Analysis
N806AKBOEING Boeing 737 MAX 8
→
10/1/2026
2h 34m
No alerts
Replay Analysis
N954AKBOEING Boeing 737 MAX 9
→
9/30/2026
2h 41m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window