NDU66 is operated by PIPER AIRCRAFT INC between Heyde Airport (8ND4) and Grand Forks International Airport (KGFK). The flight is most often flown by a PIPER Piper Cherokee. Typical block time is 0h 31m. SkyMeter has observed 323 legs of this flight number via ADS-B.

FLIGHTS
323
last 90 days
AVG DURATION
31m
tracked time
📅
SERVICE PERIOD
05/27/2025 → 07/15/2026
first → last seen
🗺
ROUTES / TYPES
77 / 1
city pairs · airframes
INCIDENT RATE
9.9%
32 flagged

Routes flown

By count · last 90 days

10
15
avg 11m · Heyde → Grand Forks
12
avg 17m · Crookston Municipal Kirkwood Field → Grand Forks
11
avg 14m · Pribbs Field → Grand Forks
8
avg 5m · Knutson → Grand Forks
7
avg 23m · Grand Forks → Crookston Municipal Kirkwood Field
6
avg 32m · Grand Forks → Hutson Field
5
avg 29m · Grand Forks → Northwood Municipal Vince Field
5
avg 6m · J J and T → Grand Forks
KGFK D06
5
avg 16m · Grand Forks → Minto
4
avg 20m · Grand Forks → Park River W C Skjerven Field

Aircraft types

Equipment used on this number

1

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
32
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 NDU66

30
07/15/2026
1h 31m
No alerts
07/15/2026
1h 20m
No alerts
07/15/2026
1h 25m
No alerts
07/15/2026
1h 24m
No alerts
07/14/2026
21m
△ Low approach-stability score
07/14/2026
1h 9m
△ Low approach-stability score
07/11/2026
2h 58m
△ Low approach-stability score
07/11/2026
2h 18m
No alerts
07/11/2026
1h 20m
No alerts
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window