Flight Status & Tracker

UAL1723

UNITED AIRLINES INC · HAF → SFO · Last tracked Sep 26, 2026

UAL1723 is a flight number operated by UNITED AIRLINES INC between Half Moon Bay Airport (KHAF) and San Francisco International Airport (KSFO). SkyMeter last tracked UAL1723 on September 26, 2026. The flight is most often flown by a BOEING Boeing 737 MAX 9. Typical block time is 7h 20m. SkyMeter has observed 55 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
55
last 90 days
⏱
AVG DURATION
7h 20m
tracked time
📅
SERVICE PERIOD
5/27/2025 → 9/26/2026
first → last seen
🗺
ROUTES / TYPES
5 / 2
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

1
KHAF → KSFO
3
avg 13h 19m · Half Moon Bay → San Francisco

Aircraft types

Equipment used on this number

2
B39M BOEING Boeing 737 MAX 9
53
B753 BOEING Boeing 757-300
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 UAL1723

30
N56859BOEING Boeing 757-300
→
9/26/2026
4h 50m
No alerts
Replay Analysis
N57863BOEING Boeing 757-300
→
9/25/2026
1h 22m
No alerts
Replay Analysis
N37507BOEING Boeing 737 MAX 9
→
9/23/2026
5h 17m
No alerts
Replay Analysis
N37510BOEING Boeing 737 MAX 9
→
9/22/2026
1h 13m
No alerts
Replay Analysis
N17461BOEING Boeing 737 MAX 9
→
9/21/2026
5h 21m
No alerts
Replay Analysis
N17593BOEING Boeing 737 MAX 9
→
9/20/2026
4h 57m
No alerts
Replay Analysis
N77598BOEING Boeing 737 MAX 9
→
9/19/2026
13h 30m
No alerts
Replay Analysis
N37545BOEING Boeing 737 MAX 9
→
9/18/2026
5h 14m
No alerts
Replay Analysis
N17455BOEING Boeing 737 MAX 9
→
9/17/2026
4h 50m
No alerts
Replay Analysis
N27474BOEING Boeing 737 MAX 9
→
9/16/2026
5h 5m
No alerts
Replay Analysis
N17596BOEING Boeing 737 MAX 9
→
9/15/2026
55m
No alerts
Replay Analysis
N17454BOEING Boeing 737 MAX 9
→
9/14/2026
13h 22m
No alerts
Replay Analysis
N27503BOEING Boeing 737 MAX 9
→
9/12/2026
13h 28m
No alerts
Replay Analysis
N77579BOEING Boeing 737 MAX 9
→
9/11/2026
5h 9m
No alerts
Replay Analysis
N37507BOEING Boeing 737 MAX 9
→
9/10/2026
13h 24m
No alerts
Replay Analysis
N77426BOEING Boeing 737 MAX 9
→
9/5/2026
1h 32m
No alerts
Replay Analysis
N77575BOEING Boeing 737 MAX 9
→
9/4/2026
13h 18m
No alerts
Replay Analysis
N17406BOEING Boeing 737 MAX 9
→
9/2/2026
13h 21m
No alerts
Replay Analysis
N37549BOEING Boeing 737 MAX 9
→
8/31/2026
13h 4m
No alerts
Replay Analysis
N77578BOEING Boeing 737 MAX 9
→
8/30/2026
12h 54m
No alerts
Replay Analysis
N37553BOEING Boeing 737 MAX 9
→
8/29/2026
13h 33m
No alerts
Replay Analysis
N27439BOEING Boeing 737 MAX 9
→
8/26/2026
13h 31m
No alerts
Replay Analysis
N37537BOEING Boeing 737 MAX 9
→
8/25/2026
13h 24m
No alerts
Replay Analysis
N37447BOEING Boeing 737 MAX 9
→
8/24/2026
13h 32m
No alerts
Replay Analysis
N17454BOEING Boeing 737 MAX 9
→
8/23/2026
52m
No alerts
Replay Analysis
N37547BOEING Boeing 737 MAX 9
→
8/22/2026
5m
No alerts
Replay Analysis
N17408BOEING Boeing 737 MAX 9
→
8/21/2026
1h 13m
No alerts
Replay Analysis
N37561BOEING Boeing 737 MAX 9
→
8/20/2026
13h 20m
No alerts
Replay Analysis
N47505BOEING Boeing 737 MAX 9
→
8/19/2026
13h 33m
No alerts
Replay Analysis
N37450BOEING Boeing 737 MAX 9
→
8/18/2026
13h 41m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window