Flight Status & Tracker

UAL1257

UMB BANK NA TRUSTEE · SFO → SAN · Last tracked Sep 25, 2026

UAL1257 is a flight number operated by UMB BANK NA TRUSTEE between San Francisco International Airport (KSFO) and San Diego International Airport (KSAN). SkyMeter last tracked UAL1257 on September 25, 2026. The flight is most often flown by a BOEING Boeing 737-800. Typical block time is 3h 6m. SkyMeter has observed 142 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
142
last 90 days
⏱
AVG DURATION
3h 6m
tracked time
📅
SERVICE PERIOD
5/27/2025 → 9/25/2026
first → last seen
🗺
ROUTES / TYPES
11 / 5
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

6
KSFO → KSAN
44
avg 1h 45m · San Francisco → San Diego
KMIA → KSFO
41
avg 5h 27m · Miami → San Francisco
KPDX → KSFO
14
avg 1h 48m · Portland → San Francisco
KSTL → KSFO
13
avg 4h 2m · St Louis Lambert → San Francisco
KHAF → KSAN
11
avg 1h 49m · Half Moon Bay → San Diego
KOAK → KSAN
2
avg 1h 35m · Metropolitan Oakland → San Diego

Aircraft types

Equipment used on this number

5
B738 BOEING Boeing 737-800
64
B38M BOEING Boeing 737 MAX 8
34
A319 AIRBUS Airbus A319
24
B39M BOEING Boeing 737 MAX 9
18
B739 BOEING Boeing 737-900
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 UAL1257

30
N37510BOEING Boeing 737 MAX 9
→
9/25/2026
5h 32m
No alerts
Replay Analysis
N37313BOEING Boeing 737 MAX 8
→
9/24/2026
2h 13m
No alerts
Replay Analysis
N27464BOEING Boeing 737 MAX 9
→
9/24/2026
6h 23m
No alerts
Replay Analysis
N14242BOEING Boeing 737-800
→
9/23/2026
1h 49m
No alerts
Replay Analysis
N39297BOEING Boeing 737-800
→
9/23/2026
1h 43m
No alerts
Replay Analysis
N26208BOEING Boeing 737-800
→
9/22/2026
2h 1m
No alerts
Replay Analysis
N57451BOEING Boeing 737 MAX 9
→
9/22/2026
1h 34m
No alerts
Replay Analysis
N17564BOEING Boeing 737 MAX 9
→
9/21/2026
1h 43m
No alerts
Replay Analysis
N814UAAIRBUS Airbus A319
→
9/20/2026
1h 44m
No alerts
Replay Analysis
N78501BOEING Boeing 737-800
→
9/19/2026
1h 42m
No alerts
Replay Analysis
N12216BOEING Boeing 737-800
→
9/19/2026
1h 54m
No alerts
Replay Analysis
N37527BOEING Boeing 737 MAX 9
→
9/18/2026
2h 1m
No alerts
Replay Analysis
N806UAAIRBUS Airbus A319
→
9/17/2026
1h 42m
No alerts
Replay Analysis
N12238BOEING Boeing 737-800
→
9/16/2026
2h 7m
No alerts
Replay Analysis
N77510BOEING Boeing 737-800
→
9/15/2026
1h 41m
No alerts
Replay Analysis
N17429BOEING Boeing 737 MAX 9
→
9/15/2026
1h 46m
No alerts
Replay Analysis
N78506BOEING Boeing 737-800
→
9/14/2026
1h 54m
No alerts
Replay Analysis
N17461BOEING Boeing 737 MAX 9
→
9/14/2026
2h 5m
No alerts
Replay Analysis
N37263BOEING Boeing 737-800
→
9/12/2026
1h 32m
No alerts
Replay Analysis
N78501BOEING Boeing 737-800
→
9/12/2026
1h 58m
No alerts
Replay Analysis
N77471BOEING Boeing 737 MAX 9
→
9/11/2026
1h 45m
No alerts
Replay Analysis
N54241BOEING Boeing 737-800
→
9/10/2026
2h 13m
No alerts
Replay Analysis
N816UAAIRBUS Airbus A319
→
9/10/2026
1h 25m
No alerts
Replay Analysis
N76254BOEING Boeing 737-800
→
9/8/2026
1h 37m
No alerts
Replay Analysis
N77587BOEING Boeing 737 MAX 9
→
9/8/2026
1h 46m
No alerts
Replay Analysis
N825UAAIRBUS Airbus A319
→
9/6/2026
4h 12m
No alerts
Replay Analysis
N35204BOEING Boeing 737-800
→
9/6/2026
1h 32m
No alerts
Replay Analysis
N76519BOEING Boeing 737-800
→
9/4/2026
2h 22m
No alerts
Replay Analysis
N804UAAIRBUS Airbus A319
→
9/4/2026
4h 10m
No alerts
Replay Analysis
N889UAAIRBUS Airbus A319
→
9/3/2026
3h 57m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window