WML27 is operated by RALPH J DUFFIE INC, DUFFIE BOATWORKS LLC between Manassas Regional Airport/Harry P. Davis Field (KHEF) and Ocean City Municipal Airport (KOXB). The flight is most often flown by a PILATUS Pilatus PC-12. Typical block time is 0h 55m. SkyMeter has observed 46 legs of this flight number via ADS-B.

✈
FLIGHTS
46
last 90 days
⏱
AVG DURATION
55m
tracked time
📅
SERVICE PERIOD
05/30/2025 → 08/22/2026
first → last seen
🗺
ROUTES / TYPES
21 / 1
city pairs · airframes
⚠
INCIDENT RATE
21.7%
10 flagged

Routes flown

By count · last 90 days

10
KHEF → KOXB
8
avg 48m · Manassas Regional Airport/Harry P. Davis Field → Ocean City
KGAI → KHEF
6
avg 43m · Montgomery County Airpark → Manassas Regional Airport/Harry P. Davis Field
KOXB → KGAI
5
avg 47m · Ocean City → Montgomery County Airpark
KHEF → KGAI
5
avg 22m · Manassas Regional Airport/Harry P. Davis Field → Montgomery County Airpark
KOXB → KHEF
3
avg 49m · Ocean City → Manassas Regional Airport/Harry P. Davis Field
KGAI → KOXB
2
avg 39m · Montgomery County Airpark → Ocean City
KOXB → KMRH
2
avg 1h 5m · Ocean City → Michael J. Smith Field
31MD → KGAI
1
avg 38m · AGH Heliport → Montgomery County Airpark
FD47 → KHEF
1
avg 2h 31m · Gulf Breeze Hospital Heliport → Manassas Regional Airport/Harry P. Davis Field
KHEF → KHWY
1
avg 15m · Manassas Regional Airport/Harry P. Davis Field → Warrenton Fauquier

Aircraft types

Equipment used on this number

1
PC12 PILATUS Pilatus PC-12
46

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
10
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 WML27

30
N453DCPILATUS Pilatus PC-12
→
08/22/2026
2h 31m
No alerts
Replay Analysis
N453DCPILATUS Pilatus PC-12
→
08/22/2026
3h 17m
No alerts
Replay Analysis
N453DCPILATUS Pilatus PC-12
→
08/22/2026
46m
No alerts
Replay Analysis
N453DCPILATUS Pilatus PC-12
→
08/14/2026
35m
No alerts
Replay Analysis
N453DCPILATUS Pilatus PC-12
→
08/14/2026
48m
△ Low approach-stability score
Replay Analysis
N453DCPILATUS Pilatus PC-12
→
08/14/2026
27m
No alerts
Replay Analysis
N453DCPILATUS Pilatus PC-12
→
08/10/2026
29m
△ Low approach-stability score
Replay Analysis
N453DCPILATUS Pilatus PC-12
→
08/10/2026
47m
△ Low approach-stability score
Replay Analysis
N453DCPILATUS Pilatus PC-12
→
08/10/2026
50m
No alerts
Replay Analysis
N453DCPILATUS Pilatus PC-12
→
07/31/2026
54m
No alerts
Replay Analysis
N453DCPILATUS Pilatus PC-12
→
07/31/2026
3h 5m
No alerts
Replay Analysis
N453DCPILATUS Pilatus PC-12
→
07/31/2026
2h 45m
No alerts
Replay Analysis
N453DCPILATUS Pilatus PC-12
→
07/29/2026
1h 41m
△ Low approach-stability score
Replay Analysis
N453DCPILATUS Pilatus PC-12
→
07/29/2026
22m
No alerts
Replay Analysis
N453DCPILATUS Pilatus PC-12
→
07/28/2026
19m
No alerts
Replay Analysis
N453DCPILATUS Pilatus PC-12
→
07/28/2026
55m
No alerts
Replay Analysis
N453DCPILATUS Pilatus PC-12
→
07/28/2026
50m
No alerts
Replay Analysis
N453DCPILATUS Pilatus PC-12
→
07/28/2026
15m
No alerts
Replay Analysis
N453DCPILATUS Pilatus PC-12
→
07/23/2026
14m
No alerts
Replay Analysis
N453DCPILATUS Pilatus PC-12
→
07/22/2026
28m
△ Low approach-stability score
Replay Analysis
N453DCPILATUS Pilatus PC-12
→
07/22/2026
38m
No alerts
Replay Analysis
N453DCPILATUS Pilatus PC-12
→
07/22/2026
48m
No alerts
Replay Analysis
N453DCPILATUS Pilatus PC-12
→
07/07/2026
26m
No alerts
Replay Analysis
N453DCPILATUS Pilatus PC-12
→
07/07/2026
48m
No alerts
Replay Analysis
N453DCPILATUS Pilatus PC-12
→
07/07/2026
54m
No alerts
Replay Analysis
N453DCPILATUS Pilatus PC-12
→
07/02/2026
39m
△ Low approach-stability score
Replay Analysis
N453DCPILATUS Pilatus PC-12
→
07/02/2026
40m
No alerts
Replay Analysis
N453DCPILATUS Pilatus PC-12
→
07/02/2026
22m
△ Low approach-stability score
Replay Analysis
N453DCPILATUS Pilatus PC-12
→
06/30/2026
33m
No alerts
Replay Analysis
N453DCPILATUS Pilatus PC-12
→
06/30/2026
45m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window