ERU21 is operated by EMBRY-RIDDLE AERONAUTICAL UNIVERSITY INC between Emergency Medical Evacuation Heliport (75AZ) and Cottonwood Airport (KP52). The flight is most often flown by a CESSNA Cessna Skyhawk 172/Cutlass. Typical block time is 0h 44m. SkyMeter has observed 87 legs of this flight number via ADS-B.

✈
FLIGHTS
87
last 90 days
⏱
AVG DURATION
44m
tracked time
📅
SERVICE PERIOD
05/28/2025 → 07/12/2026
first → last seen
🗺
ROUTES / TYPES
24 / 1
city pairs · airframes
⚠
INCIDENT RATE
1.1%
1 flagged

Routes flown

By count · last 90 days

10
75AZ → KP52
7
avg 1h 19m · Emergency Medical Evacuation Heliport → Cottonwood
AZ86 → KPRC
4
avg 39m · A C Goodwin Memorial Field Gliderport → Prescott Regional Airport - Ernest A. Love Field
59AZ → KPRC
4
avg 22m · Robin STOLport → Prescott Regional Airport - Ernest A. Love Field
US-1826 → KPRC
4
avg 1h 11m · Bar Heart Ranch → Prescott Regional Airport - Ernest A. Love Field
US-1830 → KPRC
3
avg 23m · Dillon's Landing Strip → Prescott Regional Airport - Ernest A. Love Field
72AZ → KPRC
3
avg 13m · Adams Place Heliport → Prescott Regional Airport - Ernest A. Love Field
42AZ → KP52
2
avg 24m · Orme School → Cottonwood
KCMR → KP52
2
avg 12m · H.A. Clark Memorial Field → Cottonwood
US-1826 → KCMR
2
avg 6m · Bar Heart Ranch → H.A. Clark Memorial Field
US-1826 → KP52
1
avg 16m · Bar Heart Ranch → Cottonwood

Aircraft types

Equipment used on this number

1
C172 CESSNA Cessna Skyhawk 172/Cutlass
99

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
1
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 ERU21

30
N721ERCESSNA Cessna Skyhawk 172/Cutlass
→
07/12/2026
1h 10m
No alerts
Replay Analysis
N721ERCESSNA Cessna Skyhawk 172/Cutlass
→
07/12/2026
38m
No alerts
Replay Analysis
N721ERCESSNA Cessna Skyhawk 172/Cutlass
→
07/12/2026
33m
No alerts
Replay Analysis
N721ERCESSNA Cessna Skyhawk 172/Cutlass
→
07/11/2026
1h 12m
No alerts
Replay Analysis
N721ERCESSNA Cessna Skyhawk 172/Cutlass
→
07/10/2026
57m
No alerts
Replay Analysis
N721ERCESSNA Cessna Skyhawk 172/Cutlass
→
07/10/2026
34m
No alerts
Replay Analysis
N721ERCESSNA Cessna Skyhawk 172/Cutlass
→
07/10/2026
37m
No alerts
Replay Analysis
N721ERCESSNA Cessna Skyhawk 172/Cutlass
→
07/07/2026
1h 41m
No alerts
Replay Analysis
N721ERCESSNA Cessna Skyhawk 172/Cutlass
→
07/06/2026
18m
No alerts
Replay Analysis
N721ERCESSNA Cessna Skyhawk 172/Cutlass
→
07/06/2026
13m
No alerts
Replay Analysis
N721ERCESSNA Cessna Skyhawk 172/Cutlass
→
07/06/2026
33m
No alerts
Replay Analysis
N721ERCESSNA Cessna Skyhawk 172/Cutlass
→
07/03/2026
1h 23m
No alerts
Replay Analysis
N721ERCESSNA Cessna Skyhawk 172/Cutlass
→
07/02/2026
20m
No alerts
Replay Analysis
N721ERCESSNA Cessna Skyhawk 172/Cutlass
→
07/01/2026
10m
No alerts
Replay Analysis
N721ERCESSNA Cessna Skyhawk 172/Cutlass
→
07/01/2026
10m
No alerts
Replay Analysis
N721ERCESSNA Cessna Skyhawk 172/Cutlass
→
07/01/2026
1h 23m
No alerts
Replay Analysis
N721ERCESSNA Cessna Skyhawk 172/Cutlass
→
06/30/2026
28m
No alerts
Replay Analysis
N721ERCESSNA Cessna Skyhawk 172/Cutlass
→
06/30/2026
1h 14m
No alerts
Replay Analysis
N721ERCESSNA Cessna Skyhawk 172/Cutlass
→
06/30/2026
18m
No alerts
Replay Analysis
N721ERCESSNA Cessna Skyhawk 172/Cutlass
→
06/30/2026
4h 13m
No alerts
Replay Analysis
N721ERCESSNA Cessna Skyhawk 172/Cutlass
→
06/30/2026
14m
No alerts
Replay Analysis
N721ERCESSNA Cessna Skyhawk 172/Cutlass
→
06/30/2026
33m
No alerts
Replay Analysis
N721ERCESSNA Cessna Skyhawk 172/Cutlass
→
06/30/2026
1h 11m
No alerts
Replay Analysis
N721ERCESSNA Cessna Skyhawk 172/Cutlass
→
06/29/2026
16m
No alerts
Replay Analysis
N721ERCESSNA Cessna Skyhawk 172/Cutlass
→
06/29/2026
1h 0m
No alerts
Replay Analysis
N721ERCESSNA Cessna Skyhawk 172/Cutlass
→
06/26/2026
35m
No alerts
Replay Analysis
N721ERCESSNA Cessna Skyhawk 172/Cutlass
→
06/26/2026
58m
No alerts
Replay Analysis
N721ERCESSNA Cessna Skyhawk 172/Cutlass
→
06/25/2026
1h 23m
No alerts
Replay Analysis
N721ERCESSNA Cessna Skyhawk 172/Cutlass
→
06/23/2026
7m
No alerts
Replay Analysis
N721ERCESSNA Cessna Skyhawk 172/Cutlass
→
06/23/2026
13m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window