TEK644

SIERRA DELTA LLC · MTN → LNS

TEK644 is operated by SIERRA DELTA LLC between Martin State Airport (KMTN) and Lancaster Airport (KLNS). The flight is most often flown by a PILATUS Pilatus PC-12. Typical block time is 1h 3m. SkyMeter has observed 56 legs of this flight number via ADS-B.

✈
FLIGHTS
56
last 90 days
⏱
AVG DURATION
1h 3m
tracked time
📅
SERVICE PERIOD
06/17/2025 → 07/05/2026
first → last seen
🗺
ROUTES / TYPES
51 / 1
city pairs · airframes
⚠
INCIDENT RATE
10.7%
6 flagged

Routes flown

By count · last 90 days

10
KFOK → KLNS
2
avg 52m · Francis S Gabreski → Lancaster
KLNS → KMTN
2
avg 20m · Lancaster → Martin State
KMTN → KLNS
2
avg 19m · Martin State → Lancaster
KCHO → KFOK
2
avg 1h 44m · Charlottesville Albemarle → Francis S Gabreski
KPHL → KLNS
1
avg 22m · Philadelphia → Lancaster
KPHL → KAGC
1
avg 1h 2m · Philadelphia → Allegheny County
KTEB → KMTN
1
avg 49m · Teterboro → Martin State
KAGC → KPHL
1
avg 1h 3m · Allegheny County → Philadelphia
KBTV → KLNS
1
avg 1h 22m · Burlington → Lancaster
KLNS → KOSU
1
avg 1h 38m · Lancaster → The Ohio State University Airport - Don Scott Field

Aircraft types

Equipment used on this number

1
PC12 PILATUS Pilatus PC-12
64

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
6
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 TEK644

30
N644SDPILATUS Pilatus PC-12
→
07/05/2026
1h 53m
No alerts
Replay Analysis
N644SDPILATUS Pilatus PC-12
→
07/05/2026
1h 25m
No alerts
Replay Analysis
N644SDPILATUS Pilatus PC-12
→
07/05/2026
43m
No alerts
Replay Analysis
N644SDPILATUS Pilatus PC-12
→
07/04/2026
31m
No alerts
Replay Analysis
N644SDPILATUS Pilatus PC-12
→
07/04/2026
1h 3m
No alerts
Replay Analysis
N644SDPILATUS Pilatus PC-12
→
07/04/2026
5m
No alerts
Replay Analysis
N644SDPILATUS Pilatus PC-12
→
07/04/2026
1h 1m
No alerts
Replay Analysis
N644SDPILATUS Pilatus PC-12
→
07/01/2026
52m
△ Unstable approach
Replay Analysis
N644SDPILATUS Pilatus PC-12
→
07/01/2026
52m
△ Unstable approach
Replay Analysis
N644SDPILATUS Pilatus PC-12
→
07/01/2026
1h 44m
No alerts
Replay Analysis
N644SDPILATUS Pilatus PC-12
→
07/01/2026
1h 44m
No alerts
Replay Analysis
N644SDPILATUS Pilatus PC-12
→
07/01/2026
52m
No alerts
Replay Analysis
N644SDPILATUS Pilatus PC-12
→
07/01/2026
52m
No alerts
Replay Analysis
N644SDPILATUS Pilatus PC-12
→
07/01/2026
2h 57m
No alerts
Replay Analysis
N644SDPILATUS Pilatus PC-12
→
07/01/2026
1h 1m
No alerts
Replay Analysis
N644SDPILATUS Pilatus PC-12
→
07/01/2026
1h 1m
No alerts
Replay Analysis
N644SDPILATUS Pilatus PC-12
→
07/01/2026
19m
No alerts
Replay Analysis
N644SDPILATUS Pilatus PC-12
→
07/01/2026
19m
No alerts
Replay Analysis
N644SDPILATUS Pilatus PC-12
→
06/17/2026
18m
No alerts
Replay Analysis
N644SDPILATUS Pilatus PC-12
→
06/17/2026
1h 1m
△ Unstable approach
Replay Analysis
N644SDPILATUS Pilatus PC-12
→
06/17/2026
55m
No alerts
Replay Analysis
N644SDPILATUS Pilatus PC-12
→
06/17/2026
19m
△ Unstable approach
Replay Analysis
N644SDPILATUS Pilatus PC-12
→
06/14/2026
26m
No alerts
Replay Analysis
N644SDPILATUS Pilatus PC-12
→
06/14/2026
1h 58m
No alerts
Replay Analysis
N644SDPILATUS Pilatus PC-12
→
06/14/2026
1h 56m
No alerts
Replay Analysis
N644SDPILATUS Pilatus PC-12
→
06/13/2026
1h 3m
No alerts
Replay Analysis
N644SDPILATUS Pilatus PC-12
→
06/13/2026
39m
No alerts
Replay Analysis
N644SDPILATUS Pilatus PC-12
→
06/13/2026
1h 38m
No alerts
Replay Analysis
N644SDPILATUS Pilatus PC-12
→
06/12/2026
41m
No alerts
Replay Analysis
N644SDPILATUS Pilatus PC-12
→
06/12/2026
51m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window