UAL737 is operated by UNITED AIRLINES INC between Seattle Tacoma International Airport (KSEA) and San Francisco International Airport (KSFO). The flight is most often flown by a BOEING Boeing 757-300. Typical block time is 2h 14m. SkyMeter has observed 39 legs of this flight number via ADS-B.

✈
FLIGHTS
39
last 90 days
⏱
AVG DURATION
2h 14m
tracked time
📅
SERVICE PERIOD
04/17/2026 → 06/03/2026
first → last seen
🗺
ROUTES / TYPES
6 / 8
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

2
KSEA → KSFO
25
avg 2h 6m · Seattle Tacoma → San Francisco
KSFO → KORD
5
avg 4h 2m · San Francisco → Chicago O'Hare

Aircraft types

Equipment used on this number

8
B753 BOEING Boeing 757-300
13
A320 AIRBUS Airbus A320
12
B738 BOEING Boeing 737-800
10
A21N AIRBUS Airbus A321 Neo
5
B739 BOEING Boeing 737-900
3
B39M BOEING Boeing 737 MAX 9
3
B38M BOEING Boeing 737 MAX 8
2
A319 AIRBUS Airbus A319
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 UAL737

30
N75851BOEING Boeing 757-300
→
06/03/2026
2h 40m
No alerts
Replay Analysis
N443UAAIRBUS Airbus A320
→
06/03/2026
2h 38m
No alerts
Replay Analysis
N24542AIRBUS Airbus A321 Neo
→
06/03/2026
1h 13m
No alerts
Replay Analysis
N24542AIRBUS Airbus A321 Neo
→
06/02/2026
2h 55m
No alerts
Replay Analysis
N24542AIRBUS Airbus A321 Neo
→
06/02/2026
4h 8m
No alerts
Replay Analysis
N434UAAIRBUS Airbus A320
→
06/02/2026
1h 56m
No alerts
Replay Analysis
N1902UAIRBUS Airbus A320
→
06/01/2026
1h 52m
No alerts
Replay Analysis
N17420BOEING Boeing 737 MAX 9
→
06/01/2026
2h 35m
No alerts
Replay Analysis
N17420BOEING Boeing 737 MAX 9
→
05/31/2026
1h 28m
No alerts
Replay Analysis
N17420BOEING Boeing 737 MAX 9
→
05/31/2026
4h 5m
No alerts
Replay Analysis
N854UAAIRBUS Airbus A319
→
05/31/2026
1h 36m
No alerts
Replay Analysis
N77865BOEING Boeing 757-300
→
05/31/2026
2h 30m
No alerts
Replay Analysis
N455UAAIRBUS Airbus A320
→
05/29/2026
2h 22m
No alerts
Replay Analysis
N462UAAIRBUS Airbus A320
→
05/29/2026
19m
No alerts
Replay Analysis
N462UAAIRBUS Airbus A320
→
05/28/2026
1h 22m
No alerts
Replay Analysis
N462UAAIRBUS Airbus A320
→
05/28/2026
1h 42m
No alerts
Replay Analysis
N75861BOEING Boeing 757-300
→
05/28/2026
13m
No alerts
Replay Analysis
N75861BOEING Boeing 757-300
→
05/28/2026
2h 16m
No alerts
Replay Analysis
N447UAAIRBUS Airbus A320
→
05/27/2026
1h 55m
No alerts
Replay Analysis
N57852BOEING Boeing 757-300
→
05/26/2026
1h 43m
No alerts
Replay Analysis
N47340BOEING Boeing 737 MAX 8
→
05/26/2026
1h 42m
No alerts
Replay Analysis
N57862BOEING Boeing 757-300
→
05/26/2026
2h 38m
No alerts
Replay Analysis
N57862BOEING Boeing 757-300
→
05/25/2026
1h 19m
No alerts
Replay Analysis
N57862BOEING Boeing 757-300
→
05/25/2026
3h 58m
No alerts
Replay Analysis
N495UAAIRBUS Airbus A320
→
05/25/2026
1h 58m
No alerts
Replay Analysis
N57868BOEING Boeing 757-300
→
05/25/2026
2h 18m
No alerts
Replay Analysis
N57868BOEING Boeing 757-300
→
05/24/2026
1h 44m
No alerts
Replay Analysis
N57868BOEING Boeing 757-300
→
05/24/2026
4h 5m
No alerts
Replay Analysis
N454UAAIRBUS Airbus A320
→
05/24/2026
2h 1m
No alerts
Replay Analysis
N490UAAIRBUS Airbus A320
→
05/23/2026
2h 14m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window