Flight Status & Tracker

SWA421

UMB BANK NA TRUSTEE · DEN → SMF · Last tracked Sep 25, 2026

SWA421 is a flight number operated by UMB BANK NA TRUSTEE between Denver International Airport (KDEN) and Sacramento International Airport (KSMF). SkyMeter last tracked SWA421 on September 25, 2026. The flight is most often flown by a BOEING Boeing 737 MAX 8. Typical block time is 2h 17m. SkyMeter has observed 99 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
99
last 90 days
⏱
AVG DURATION
2h 17m
tracked time
📅
SERVICE PERIOD
6/1/2025 → 9/25/2026
first → last seen
🗺
ROUTES / TYPES
17 / 4
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

10
KDEN → KSMF
19
avg 2h 27m · Denver → Sacramento
KBDL → KBWI
11
avg 58m · Bradley → Baltimore/Washington International Thurgood Marshall
KMCO → KBWI
10
avg 1h 53m · Orlando → Baltimore/Washington International Thurgood Marshall
KLAS → KPIT
9
avg 4h 31m · McCarran → Pittsburgh
KDEN → KJAX
5
avg 3h 17m · Denver → Jacksonville
KALB → KMDW
4
avg 1h 58m · Albany → Chicago Midway
KABQ → KLAX
4
avg 2h 2m · Albuquerque International Sunport → Los Angeles
CT35 → KBWI
4
avg 57m · Hamilton Standard Heliport → Baltimore/Washington International Thurgood Marshall
KDEN → FD48
1
avg 2h 56m · Denver → Deep Forest
KGYY → KMDW
1
avg 5m · Gary Chicago → Chicago Midway

Aircraft types

Equipment used on this number

4
B38M BOEING Boeing 737 MAX 8
85
B738 BOEING Boeing 737-800
30
B737 BOEING Boeing 737-700
7
NAVI NORTH AMERICAN-RYAN North American Navion
3

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 SWA421

30
N8975KBOEING Boeing 737 MAX 8
→
9/25/2026
2h 48m
No alerts
Replay Analysis
N9012JBOEING Boeing 737 MAX 8
→
9/24/2026
2h 11m
No alerts
Replay Analysis
N8983QBOEING Boeing 737 MAX 8
→
9/23/2026
3h 19m
No alerts
Replay Analysis
N8983QBOEING Boeing 737 MAX 8
→
9/23/2026
13m
No alerts
Replay Analysis
N8983QBOEING Boeing 737 MAX 8
→
9/22/2026
3h 47m
No alerts
Replay Analysis
N8983QBOEING Boeing 737 MAX 8
→
9/22/2026
4h 13m
No alerts
Replay Analysis
N8983QBOEING Boeing 737 MAX 8
→
9/22/2026
10m
No alerts
Replay Analysis
N8934QBOEING Boeing 737 MAX 8
→
9/21/2026
2h 42m
No alerts
Replay Analysis
N1810UBOEING Boeing 737 MAX 8
→
9/21/2026
1h 47m
No alerts
Replay Analysis
N8864HBOEING Boeing 737 MAX 8
→
9/19/2026
3h 27m
No alerts
Replay Analysis
N8997QBOEING Boeing 737 MAX 8
→
9/18/2026
2h 41m
No alerts
Replay Analysis
N8966SBOEING Boeing 737 MAX 8
→
9/17/2026
2h 15m
No alerts
Replay Analysis
N9014WBOEING Boeing 737 MAX 8
→
9/17/2026
1h 7m
No alerts
Replay Analysis
N9014WBOEING Boeing 737 MAX 8
→
9/16/2026
3h 17m
No alerts
Replay Analysis
N9014WBOEING Boeing 737 MAX 8
→
9/16/2026
14m
No alerts
Replay Analysis
N9014WBOEING Boeing 737 MAX 8
→
9/16/2026
4h 40m
No alerts
Replay Analysis
N8781QBOEING Boeing 737 MAX 8
→
9/16/2026
30m
No alerts
Replay Analysis
N8781QBOEING Boeing 737 MAX 8
→
9/15/2026
3h 13m
No alerts
Replay Analysis
N8781QBOEING Boeing 737 MAX 8
→
9/15/2026
24m
No alerts
Replay Analysis
N8781QBOEING Boeing 737 MAX 8
→
9/15/2026
4h 10m
No alerts
Replay Analysis
N8945QBOEING Boeing 737 MAX 8
→
9/14/2026
2h 51m
No alerts
Replay Analysis
N8834LBOEING Boeing 737 MAX 8
→
9/14/2026
1h 18m
No alerts
Replay Analysis
N8576ZBOEING Boeing 737-800
→
9/12/2026
3h 44m
No alerts
Replay Analysis
N9023RBOEING Boeing 737 MAX 8
→
9/11/2026
2h 40m
No alerts
Replay Analysis
N9023RBOEING Boeing 737 MAX 8
→
9/11/2026
25m
No alerts
Replay Analysis
N8610ABOEING Boeing 737-800
→
9/10/2026
2h 7m
No alerts
Replay Analysis
N8502ZBOEING Boeing 737-800
→
9/10/2026
43m
No alerts
Replay Analysis
N8675ABOEING Boeing 737-800
→
9/8/2026
2h 31m
No alerts
Replay Analysis
N8675ABOEING Boeing 737-800
→
9/8/2026
44m
No alerts
Replay Analysis
N8854QBOEING Boeing 737 MAX 8
→
9/5/2026
2h 52m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window