UAL1321 is operated by WILMINGTON TRUST CO TRUSTEE between San Francisco International Airport (KSFO) and Bob Hope Airport (KBUR). The flight is most often flown by a BOEING Boeing 737 MAX 9. Typical block time is 3h 49m. SkyMeter has observed 136 legs of this flight number via ADS-B.

✈
FLIGHTS
136
last 90 days
⏱
AVG DURATION
3h 49m
tracked time
📅
SERVICE PERIOD
05/27/2025 → 08/17/2026
first → last seen
🗺
ROUTES / TYPES
15 / 6
city pairs · airframes
⚠
INCIDENT RATE
0.7%
1 flagged

Routes flown

By count · last 90 days

10
KSFO → KBUR
31
avg 1h 13m · San Francisco → Bob Hope
KSFO → KOMA
21
avg 3h 6m · San Francisco → Eppley Airfield
KHAF → KBUR
6
avg 1h 14m · Half Moon Bay → Bob Hope
US-0188 → KBUR
3
avg 1h 14m · Coast Guard Air Station San Francisco → Bob Hope
KHAF → KOMA
2
avg 3h 3m · Half Moon Bay → Eppley Airfield
KOAK → KBUR
2
avg 1h 15m · Metropolitan Oakland → Bob Hope
KHAF → KSFO
2
avg 19h 50m · Half Moon Bay → San Francisco
KCLT → KIAD
1
avg 1h 0m · Charlotte Douglas → Washington Dulles
KSFO → 97MT
1
avg 2h 50m · San Francisco → Cabin Creek Landing
US-0188 → 97MT
1
avg 1h 35m · Coast Guard Air Station San Francisco → Cabin Creek Landing

Aircraft types

Equipment used on this number

6
B39M BOEING Boeing 737 MAX 9
63
B738 BOEING Boeing 737-800
37
A320 AIRBUS Airbus A320
25
A319 AIRBUS Airbus A319
7
B38M BOEING Boeing 737 MAX 8
5
B739 BOEING Boeing 737-900
2

Safety profile

Flagged flights · last 90 days

Go-arounds
1
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 UAL1321

30
N73256BOEING Boeing 737-800
→
08/17/2026
2h 50m
No alerts
Replay Analysis
N889UAAIRBUS Airbus A319
→
08/14/2026
1h 40m
No alerts
Replay Analysis
N491UAAIRBUS Airbus A320
→
08/12/2026
1h 0m
No alerts
Replay Analysis
N78438BOEING Boeing 737-900
→
08/12/2026
1h 35m
No alerts
Replay Analysis
N78438BOEING Boeing 737-900
→
08/11/2026
20m
No alerts
Replay Analysis
N37549BOEING Boeing 737 MAX 9
→
08/11/2026
1h 5m
No alerts
Replay Analysis
N76288BOEING Boeing 737-800
→
08/10/2026
1h 11m
No alerts
Replay Analysis
N832UAAIRBUS Airbus A319
→
08/09/2026
1h 5m
No alerts
Replay Analysis
N47524BOEING Boeing 737 MAX 9
→
08/08/2026
45m
No alerts
Replay Analysis
N78501BOEING Boeing 737-800
→
08/08/2026
1h 30m
No alerts
Replay Analysis
N27526BOEING Boeing 737 MAX 9
→
08/07/2026
51m
No alerts
Replay Analysis
N76503BOEING Boeing 737-800
→
08/07/2026
1h 10m
No alerts
Replay Analysis
N77426BOEING Boeing 737 MAX 9
→
08/06/2026
1h 5m
No alerts
Replay Analysis
N35271BOEING Boeing 737-800
→
08/06/2026
1h 16m
No alerts
Replay Analysis
N17430BOEING Boeing 737 MAX 9
→
08/05/2026
1h 6m
No alerts
Replay Analysis
N37354BOEING Boeing 737 MAX 8
→
08/05/2026
1h 8m
No alerts
Replay Analysis
N35204BOEING Boeing 737-800
→
08/04/2026
1h 11m
No alerts
Replay Analysis
N17405BOEING Boeing 737 MAX 9
→
08/04/2026
19h 24m
No alerts
Replay Analysis
N17422BOEING Boeing 737 MAX 9
→
08/03/2026
1h 1m
No alerts
Replay Analysis
N73275BOEING Boeing 737-800
→
08/03/2026
1h 14m
No alerts
Replay Analysis
N77598BOEING Boeing 737 MAX 9
→
08/02/2026
19h 18m
No alerts
Replay Analysis
N874UAAIRBUS Airbus A319
→
08/02/2026
9m
No alerts
Replay Analysis
N26208BOEING Boeing 737-800
→
08/01/2026
1h 16m
No alerts
Replay Analysis
N27511BOEING Boeing 737 MAX 9
→
07/31/2026
19h 31m
No alerts
Replay Analysis
N33289BOEING Boeing 737-800
→
07/31/2026
1h 11m
No alerts
Replay Analysis
N86534BOEING Boeing 737-800
→
07/30/2026
1h 12m
No alerts
Replay Analysis
N47457BOEING Boeing 737 MAX 9
→
07/29/2026
59m
No alerts
Replay Analysis
N33289BOEING Boeing 737-800
→
07/29/2026
1h 17m
No alerts
Replay Analysis
N47446BOEING Boeing 737 MAX 9
→
07/28/2026
4h 25m
No alerts
Replay Analysis
N12238BOEING Boeing 737-800
→
07/28/2026
1h 9m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window