ASA438 is operated by BANK OF UTAH TRUSTEE between Seattle Tacoma International Airport (KSEA) and George Bush Intercontinental Houston Airport (KIAH). The flight is most often flown by a BOEING Boeing 737 MAX 9. Typical block time is 3h 56m. SkyMeter has observed 89 legs of this flight number via ADS-B.

✈
FLIGHTS
89
last 90 days
⏱
AVG DURATION
3h 56m
tracked time
📅
SERVICE PERIOD
05/28/2025 → 07/19/2026
first → last seen
🗺
ROUTES / TYPES
6 / 4
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

3
KSEA → KIAH
80
avg 4h 5m · Seattle Tacoma → George Bush Intercontinental Houston
KSEA → KAUS
1
avg 5h 39m · Seattle Tacoma → Austin Bergstrom
KAUS → KIAH
1
avg 46m · Austin Bergstrom → George Bush Intercontinental Houston

Aircraft types

Equipment used on this number

4
B39M BOEING Boeing 737 MAX 9
41
B739 BOEING Boeing 737-900
37
B738 BOEING Boeing 737-800
11
B38M BOEING Boeing 737 MAX 8
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 ASA438

30
N527ASBOEING Boeing 737-800
→
07/19/2026
4h 36m
No alerts
Replay Analysis
N293AKBOEING Boeing 737-900
→
07/18/2026
4h 3m
No alerts
Replay Analysis
N537ASBOEING Boeing 737-800
→
07/17/2026
4h 17m
No alerts
Replay Analysis
N974AKBOEING Boeing 737 MAX 9
→
07/16/2026
4h 16m
No alerts
Replay Analysis
N495ASBOEING Boeing 737-900
→
07/15/2026
4h 14m
No alerts
Replay Analysis
N238AKBOEING Boeing 737-900
→
07/15/2026
46m
No alerts
Replay Analysis
N238AKBOEING Boeing 737-900
→
07/14/2026
4h 1m
No alerts
Replay Analysis
N238AKBOEING Boeing 737-900
→
07/14/2026
3h 14m
No alerts
Replay Analysis
N291BTBOEING Boeing 737 MAX 9
→
07/13/2026
4h 20m
No alerts
Replay Analysis
N287AKBOEING Boeing 737-900
→
07/12/2026
4h 9m
No alerts
Replay Analysis
N929AKBOEING Boeing 737 MAX 9
→
07/11/2026
3h 33m
No alerts
Replay Analysis
N587ASBOEING Boeing 737-800
→
07/10/2026
3h 52m
No alerts
Replay Analysis
N915AKBOEING Boeing 737 MAX 9
→
07/09/2026
4h 10m
No alerts
Replay Analysis
N933AKBOEING Boeing 737 MAX 9
→
07/08/2026
4h 11m
No alerts
Replay Analysis
N968AKBOEING Boeing 737 MAX 9
→
07/07/2026
4h 47m
No alerts
Replay Analysis
N282AKBOEING Boeing 737-900
→
07/06/2026
4h 18m
No alerts
Replay Analysis
N968AKBOEING Boeing 737 MAX 9
→
07/05/2026
4h 18m
No alerts
Replay Analysis
N493ASBOEING Boeing 737-900
→
07/04/2026
4h 10m
No alerts
Replay Analysis
N433ASBOEING Boeing 737-900
→
07/03/2026
4h 5m
No alerts
Replay Analysis
N725ALBOEING Boeing 737 MAX 9
→
07/02/2026
4h 8m
No alerts
Replay Analysis
N472ASBOEING Boeing 737-900
→
07/01/2026
4h 9m
No alerts
Replay Analysis
N283AKBOEING Boeing 737-900
→
06/30/2026
4h 10m
No alerts
Replay Analysis
N723ALBOEING Boeing 737 MAX 9
→
06/29/2026
3h 49m
No alerts
Replay Analysis
N479ASBOEING Boeing 737-900
→
06/28/2026
4h 4m
No alerts
Replay Analysis
N461ASBOEING Boeing 737-900
→
06/27/2026
4h 13m
No alerts
Replay Analysis
N247AKBOEING Boeing 737-900
→
06/26/2026
4h 7m
No alerts
Replay Analysis
N479ASBOEING Boeing 737-900
→
06/25/2026
3h 54m
No alerts
Replay Analysis
N434ASBOEING Boeing 737-900
→
06/24/2026
3h 50m
No alerts
Replay Analysis
N903AKBOEING Boeing 737 MAX 9
→
06/23/2026
4h 10m
No alerts
Replay Analysis
N716ALBOEING Boeing 737 MAX 9
→
06/22/2026
3h 44m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window