Flight Status & Tracker

UAL1646

UNITED AIRLINES INC · HNL → SFO · Last tracked Nov 7, 2026

UAL1646 is a flight number operated by UNITED AIRLINES INC between Daniel K Inouye International Airport (PHNL) and San Francisco International Airport (KSFO). SkyMeter last tracked UAL1646 on November 7, 2026. The flight is most often flown by a BOEING Boeing 777-200. Typical block time is 3h 52m. SkyMeter has observed 61 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
61
last 90 days
⏱
AVG DURATION
3h 52m
tracked time
📅
SERVICE PERIOD
6/17/2025 → 11/7/2026
first → last seen
🗺
ROUTES / TYPES
7 / 5
city pairs · airframes
⚠
INCIDENT RATE
1.6%
1 flagged

Routes flown

By count · last 90 days

4
PHNL → KSFO
22
avg 4h 40m · Daniel K Inouye → San Francisco
KSFO → KBWI
20
avg 5h 11m · San Francisco → Baltimore/Washington International Thurgood Marshall
KRDU → KEWR
14
avg 1h 13m · Raleigh Durham → Newark Liberty
US-1903 → KSFO
1
avg 5h 0m · Seabase Pier Helipad → San Francisco

Aircraft types

Equipment used on this number

5
B772 BOEING Boeing 777-200
50
B39M BOEING Boeing 737 MAX 9
24
B38M BOEING Boeing 737 MAX 8
7
A319 AIRBUS Airbus A319
2
B739 BOEING Boeing 737-900
2

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
1
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 UAL1646

30
N17356BOEING Boeing 737 MAX 8
→
11/7/2026
5h 22m
No alerts
Replay Analysis
N37351BOEING Boeing 737 MAX 8
→
11/6/2026
5h 33m
No alerts
Replay Analysis
N47343BOEING Boeing 737 MAX 8
→
11/5/2026
4h 50m
No alerts
Replay Analysis
N77584BOEING Boeing 737 MAX 9
→
11/4/2026
4h 53m
△ Low approach-stability score
Replay Analysis
N17364BOEING Boeing 737 MAX 8
→
11/3/2026
5h 10m
No alerts
Replay Analysis
N27267BOEING Boeing 737 MAX 8
→
10/31/2026
5h 11m
No alerts
Replay Analysis
N17344BOEING Boeing 737 MAX 8
→
10/30/2026
5h 20m
No alerts
Replay Analysis
N27463BOEING Boeing 737 MAX 9
→
10/29/2026
5h 1m
No alerts
Replay Analysis
N68811BOEING Boeing 737-900
→
10/28/2026
5h 1m
No alerts
Replay Analysis
N17338BOEING Boeing 737 MAX 8
→
10/27/2026
5h 8m
No alerts
Replay Analysis
N77584BOEING Boeing 737 MAX 9
→
10/24/2026
5h 23m
No alerts
Replay Analysis
N17407BOEING Boeing 737 MAX 9
→
10/23/2026
5h 35m
No alerts
Replay Analysis
N37469BOEING Boeing 737 MAX 9
→
10/16/2026
5h 16m
No alerts
Replay Analysis
N37547BOEING Boeing 737 MAX 9
→
10/10/2026
4h 58m
No alerts
Replay Analysis
N57478BOEING Boeing 737 MAX 9
→
10/9/2026
5h 21m
No alerts
Replay Analysis
N77571BOEING Boeing 737 MAX 9
→
10/6/2026
5h 7m
No alerts
Replay Analysis
N17436BOEING Boeing 737 MAX 9
→
10/5/2026
5h 9m
No alerts
Replay Analysis
N67812BOEING Boeing 737-900
→
10/3/2026
5h 4m
No alerts
Replay Analysis
N17402BOEING Boeing 737 MAX 9
→
10/2/2026
4h 51m
No alerts
Replay Analysis
N47412BOEING Boeing 737 MAX 9
→
9/29/2026
5h 29m
No alerts
Replay Analysis
N77544BOEING Boeing 737 MAX 9
→
9/28/2026
5h 23m
No alerts
Replay Analysis
N37536BOEING Boeing 737 MAX 9
→
9/23/2026
1h 9m
No alerts
Replay Analysis
N37502BOEING Boeing 737 MAX 9
→
9/22/2026
1h 8m
No alerts
Replay Analysis
N47505BOEING Boeing 737 MAX 9
→
9/21/2026
1h 8m
No alerts
Replay Analysis
N855UAAIRBUS Airbus A319
→
9/20/2026
1h 12m
No alerts
Replay Analysis
N77571BOEING Boeing 737 MAX 9
→
9/19/2026
1h 7m
No alerts
Replay Analysis
N37531BOEING Boeing 737 MAX 9
→
9/18/2026
1h 11m
No alerts
Replay Analysis
N17401BOEING Boeing 737 MAX 9
→
9/17/2026
1h 13m
No alerts
Replay Analysis
N17477BOEING Boeing 737 MAX 9
→
9/16/2026
1h 9m
No alerts
Replay Analysis
N37450BOEING Boeing 737 MAX 9
→
9/14/2026
1h 13m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window