UPS51 is operated by UNITED PARCEL SERVICE CO between Ontario International Airport (KONT) and Ted Stevens Anchorage International Airport (PANC). The flight is most often flown by a BOEING Boeing 747-8. Typical block time is 4h 40m. SkyMeter has observed 13 legs of this flight number via ADS-B.

✈
FLIGHTS
13
last 90 days
⏱
AVG DURATION
4h 40m
tracked time
📅
SERVICE PERIOD
6/1/2025 → 8/10/2026
first → last seen
🗺
ROUTES / TYPES
3 / 2
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

2
KONT → PANC
11
avg 4h 55m · Ontario → Ted Stevens Anchorage
KSDF → PANC
1
avg 6h 18m · Louisville Muhammad Ali → Ted Stevens Anchorage

Aircraft types

Equipment used on this number

2
B748 BOEING Boeing 747-8
9
B744 BOEING Boeing 747-400
6

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 UPS51

30
N609UPBOEING Boeing 747-8
→
8/10/2026
4h 33m
No alerts
Replay Analysis
N634UPBOEING Boeing 747-8
→
8/3/2026
4h 57m
No alerts
Replay Analysis
N630UPBOEING Boeing 747-8
→
7/27/2026
4h 39m
No alerts
Replay Analysis
N621UPBOEING Boeing 747-8
→
7/20/2026
5h 0m
No alerts
Replay Analysis
N574UPBOEING Boeing 747-400
→
7/13/2026
4h 44m
No alerts
Replay Analysis
N611UPBOEING Boeing 747-8
→
7/6/2026
4h 49m
No alerts
Replay Analysis
N611UPBOEING Boeing 747-8
→
6/29/2026
5h 2m
No alerts
Replay Analysis
N573UPBOEING Boeing 747-400
→
6/22/2026
5h 7m
No alerts
Replay Analysis
N573UPBOEING Boeing 747-400
→
6/21/2026
9m
No alerts
Replay Analysis
N628UPBOEING Boeing 747-8
→
6/15/2026
4h 57m
No alerts
Replay Analysis
N627UPBOEING Boeing 747-8
→
6/8/2026
5h 17m
No alerts
Replay Analysis
N608UPBOEING Boeing 747-8
→
6/1/2026
5h 3m
No alerts
Replay Analysis
N580UPBOEING Boeing 747-400
→
5/25/2026
4h 50m
No alerts
Replay Analysis
N580UPBOEING Boeing 747-400
→
5/24/2026
1h 26m
No alerts
Replay Analysis
N580UPBOEING Boeing 747-400
→
5/24/2026
6h 17m
No alerts
Replay Analysis
N626UPBOEING Boeing 747-8
→
5/4/2026
5h 13m
No alerts
Replay Analysis
N616UPBOEING Boeing 747-8
→
4/27/2026
3h 41m
No alerts
Replay Analysis
N633UPBOEING Boeing 747-8
→
4/20/2026
3h 18m
No alerts
Replay Analysis
N633UPBOEING Boeing 747-8
→
4/19/2026
10m
No alerts
Replay Analysis
N383UPBOEING Boeing 767-300
→
4/13/2026
3h 31m
No alerts
Replay Analysis
N583UPBOEING Boeing 747-400
→
4/6/2026
3h 37m
No alerts
Replay Analysis
N618UPBOEING Boeing 747-8
→
3/30/2026
5h 12m
No alerts
Replay Analysis
N570UPBOEING Boeing 747-400
→
3/23/2026
5h 4m
No alerts
Replay Analysis
N573UPBOEING Boeing 747-400
→
3/16/2026
5h 8m
No alerts
Replay Analysis
N633UPBOEING Boeing 747-8
→
3/9/2026
5h 5m
⤓ Emergency descent
Replay Analysis
N609UPBOEING Boeing 747-8
→
3/2/2026
4h 53m
No alerts
Replay Analysis
N576UPBOEING Boeing 747-400
→
2/23/2026
4h 53m
No alerts
Replay Analysis
N573UPBOEING Boeing 747-400
→
2/16/2026
4h 59m
No alerts
Replay Analysis
N582UPBOEING Boeing 747-400
→
2/9/2026
4h 49m
No alerts
Replay Analysis
N630UPBOEING Boeing 747-8
→
2/2/2026
4h 43m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window