KOW521

FLEXJET LLC · TEB → HPN

KOW521 is operated by FLEXJET LLC between Teterboro Airport (KTEB) and Westchester County Airport (KHPN). The flight is most often flown by a BOMBARDIER Bombardier (Canadair) Challenger 300. Typical block time is 2h 16m. SkyMeter has observed 152 legs of this flight number via ADS-B.

✈
FLIGHTS
152
last 90 days
⏱
AVG DURATION
2h 16m
tracked time
📅
SERVICE PERIOD
12/10/2025 → 8/15/2026
first → last seen
🗺
ROUTES / TYPES
139 / 1
city pairs · airframes
⚠
INCIDENT RATE
2.6%
4 flagged

Routes flown

By count · last 90 days

10
KTEB → KHPN
3
avg 38m · Teterboro → Westchester County
KHPN → KOPF
2
avg 3h 35m · Westchester County → Miami-Opa Locka Executive
KFOK → KHPN
2
avg 23m · Francis S Gabreski → Westchester County
KMDW → KTEB
2
avg 1h 32m · Chicago Midway → Teterboro
KTEB → KAUS
2
avg 3h 33m · Teterboro → Austin Bergstrom
KOSU → KGYY
1
avg 57m · The Ohio State University Airport - Don Scott Field → Gary Chicago
KOPF → KPBI
1
avg 6h 44m · Miami-Opa Locka Executive → Palm Beach
KBFI → KDEN
1
avg 2h 10m · Boeing Field King County → Denver
CYYZ → KIAD
1
avg 1h 18m · Lester B. Pearson → Washington Dulles
KIAD → KGYY
1
avg 1h 35m · Washington Dulles → Gary Chicago

Aircraft types

Equipment used on this number

1
CL30 BOMBARDIER Bombardier (Canadair) Challenger 300
193

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
4
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 KOW521

30
N521FXBOMBARDIER Bombardier (Canadair) Challenger 300
→
8/15/2026
36m
No alerts
Replay Analysis
N521FXBOMBARDIER Bombardier (Canadair) Challenger 300
→
8/15/2026
5h 54m
No alerts
Replay Analysis
N521FXBOMBARDIER Bombardier (Canadair) Challenger 300
→
8/15/2026
58m
No alerts
Replay Analysis
N521FXBOMBARDIER Bombardier (Canadair) Challenger 300
→
8/15/2026
5m
No alerts
Replay Analysis
N521FXBOMBARDIER Bombardier (Canadair) Challenger 300
→
8/14/2026
3h 23m
No alerts
Replay Analysis
N521FXBOMBARDIER Bombardier (Canadair) Challenger 300
→
8/14/2026
3h 28m
No alerts
Replay Analysis
N521FXBOMBARDIER Bombardier (Canadair) Challenger 300
→
8/14/2026
18m
No alerts
Replay Analysis
N521FXBOMBARDIER Bombardier (Canadair) Challenger 300
→
8/13/2026
2h 11m
No alerts
Replay Analysis
N521FXBOMBARDIER Bombardier (Canadair) Challenger 300
→
8/13/2026
1h 52m
No alerts
Replay Analysis
N521FXBOMBARDIER Bombardier (Canadair) Challenger 300
→
8/11/2026
25m
No alerts
Replay Analysis
N521FXBOMBARDIER Bombardier (Canadair) Challenger 300
→
8/11/2026
2h 47m
No alerts
Replay Analysis
N521FXBOMBARDIER Bombardier (Canadair) Challenger 300
→
8/10/2026
23m
No alerts
Replay Analysis
N521FXBOMBARDIER Bombardier (Canadair) Challenger 300
→
8/10/2026
2h 43m
No alerts
Replay Analysis
N521FXBOMBARDIER Bombardier (Canadair) Challenger 300
→
8/10/2026
47m
No alerts
Replay Analysis
N521FXBOMBARDIER Bombardier (Canadair) Challenger 300
→
8/10/2026
1h 29m
No alerts
Replay Analysis
N521FXBOMBARDIER Bombardier (Canadair) Challenger 300
→
8/9/2026
2h 55m
No alerts
Replay Analysis
N521FXBOMBARDIER Bombardier (Canadair) Challenger 300
→
8/9/2026
1h 25m
No alerts
Replay Analysis
N521FXBOMBARDIER Bombardier (Canadair) Challenger 300
→
8/9/2026
1h 51m
No alerts
Replay Analysis
N521FXBOMBARDIER Bombardier (Canadair) Challenger 300
→
8/8/2026
50m
No alerts
Replay Analysis
N521FXBOMBARDIER Bombardier (Canadair) Challenger 300
→
8/8/2026
4h 10m
No alerts
Replay Analysis
N521FXBOMBARDIER Bombardier (Canadair) Challenger 300
→
8/7/2026
1h 12m
No alerts
Replay Analysis
N521FXBOMBARDIER Bombardier (Canadair) Challenger 300
→
8/7/2026
28m
No alerts
Replay Analysis
N521FXBOMBARDIER Bombardier (Canadair) Challenger 300
→
8/7/2026
2h 18m
No alerts
Replay Analysis
N521FXBOMBARDIER Bombardier (Canadair) Challenger 300
→
8/7/2026
3h 50m
No alerts
Replay Analysis
N521FXBOMBARDIER Bombardier (Canadair) Challenger 300
→
8/7/2026
4h 34m
No alerts
Replay Analysis
N521FXBOMBARDIER Bombardier (Canadair) Challenger 300
→
8/5/2026
1h 21m
No alerts
Replay Analysis
N521FXBOMBARDIER Bombardier (Canadair) Challenger 300
→
8/5/2026
1h 3m
No alerts
Replay Analysis
N521FXBOMBARDIER Bombardier (Canadair) Challenger 300
→
8/5/2026
26m
No alerts
Replay Analysis
N521FXBOMBARDIER Bombardier (Canadair) Challenger 300
→
8/4/2026
1h 7m
No alerts
Replay Analysis
N521FXBOMBARDIER Bombardier (Canadair) Challenger 300
→
8/3/2026
3h 15m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window