UPS635 is operated by UNITED PARCEL SERVICE CO between St Louis Lambert International Airport (KSTL) and Louisville Muhammad Ali International Airport (KSDF). The flight is most often flown by a AIRBUS Airbus A300 B4-600. Typical block time is 0h 50m. SkyMeter has observed 59 legs of this flight number via ADS-B.

✈
FLIGHTS
59
last 90 days
⏱
AVG DURATION
50m
tracked time
📅
SERVICE PERIOD
5/28/2025 → 8/12/2026
first → last seen
🗺
ROUTES / TYPES
3 / 2
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

2
KSTL → KSDF
38
avg 51m · St Louis Lambert → Louisville Muhammad Ali
KCPS → KSDF
1
avg 1h 1m · St Louis Downtown → Louisville Muhammad Ali

Aircraft types

Equipment used on this number

2
A306 AIRBUS Airbus A300 B4-600
49
B752 BOEING Boeing 757-200
10

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 UPS635

30
N171UPAIRBUS Airbus A300 B4-600
→
8/12/2026
55m
No alerts
Replay Analysis
N133UPAIRBUS Airbus A300 B4-600
→
8/11/2026
49m
No alerts
Replay Analysis
N454UPBOEING Boeing 757-200
→
8/8/2026
52m
No alerts
Replay Analysis
N124UPAIRBUS Airbus A300 B4-600
→
8/7/2026
47m
No alerts
Replay Analysis
N169UPAIRBUS Airbus A300 B4-600
→
8/6/2026
46m
No alerts
Replay Analysis
N145UPAIRBUS Airbus A300 B4-600
→
8/5/2026
50m
No alerts
Replay Analysis
N174UPAIRBUS Airbus A300 B4-600
→
8/4/2026
47m
No alerts
Replay Analysis
N431UPBOEING Boeing 757-200
→
8/1/2026
46m
No alerts
Replay Analysis
N149UPAIRBUS Airbus A300 B4-600
→
7/31/2026
42m
No alerts
Replay Analysis
N172UPAIRBUS Airbus A300 B4-600
→
7/30/2026
41m
No alerts
Replay Analysis
N168UPAIRBUS Airbus A300 B4-600
→
7/29/2026
44m
No alerts
Replay Analysis
N147UPAIRBUS Airbus A300 B4-600
→
7/28/2026
41m
No alerts
Replay Analysis
N446UPBOEING Boeing 757-200
→
7/25/2026
45m
No alerts
Replay Analysis
N146UPAIRBUS Airbus A300 B4-600
→
7/24/2026
42m
No alerts
Replay Analysis
N166UPAIRBUS Airbus A300 B4-600
→
7/23/2026
43m
No alerts
Replay Analysis
N153UPAIRBUS Airbus A300 B4-600
→
7/22/2026
47m
No alerts
Replay Analysis
N145UPAIRBUS Airbus A300 B4-600
→
7/21/2026
45m
No alerts
Replay Analysis
N471UPBOEING Boeing 757-200
→
7/18/2026
1h 5m
No alerts
Replay Analysis
N169UPAIRBUS Airbus A300 B4-600
→
7/17/2026
1h 0m
No alerts
Replay Analysis
N152UPAIRBUS Airbus A300 B4-600
→
7/16/2026
56m
No alerts
Replay Analysis
N122UPAIRBUS Airbus A300 B4-600
→
7/15/2026
50m
No alerts
Replay Analysis
N160UPAIRBUS Airbus A300 B4-600
→
7/14/2026
57m
No alerts
Replay Analysis
N413UPBOEING Boeing 757-200
→
7/11/2026
1h 5m
No alerts
Replay Analysis
N168UPAIRBUS Airbus A300 B4-600
→
7/10/2026
57m
No alerts
Replay Analysis
N131UPAIRBUS Airbus A300 B4-600
→
7/9/2026
56m
No alerts
Replay Analysis
N159UPAIRBUS Airbus A300 B4-600
→
7/8/2026
1h 1m
No alerts
Replay Analysis
N166UPAIRBUS Airbus A300 B4-600
→
7/7/2026
54m
No alerts
Replay Analysis
N148UPAIRBUS Airbus A300 B4-600
→
7/3/2026
47m
No alerts
Replay Analysis
N125UPAIRBUS Airbus A300 B4-600
→
7/2/2026
42m
No alerts
Replay Analysis
N122UPAIRBUS Airbus A300 B4-600
→
7/1/2026
43m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window