ISU1 is operated by INDIANA STATE UNIVERSITY between Aero Plaines Airport (5II9) and Terre Haute Regional Airport, Hulman Field (KHUF). The flight is most often flown by a DIAMOND Diamond 20 Katana. Typical block time is 0h 36m. SkyMeter has observed 235 legs of this flight number via ADS-B.

✈
FLIGHTS
235
last 90 days
⏱
AVG DURATION
36m
tracked time
📅
SERVICE PERIOD
7/24/2025 → 8/31/2026
first → last seen
🗺
ROUTES / TYPES
59 / 1
city pairs · airframes
⚠
INCIDENT RATE
3.8%
9 flagged

Routes flown

By count · last 90 days

10
5II9 → KHUF
9
avg 9m · Aero Plaines → Terre Haute Regional Airport, Hulman Field
KHUF → KSIV
8
avg 11m · Terre Haute Regional Airport, Hulman Field → Sullivan County
KHUF → K3I3
7
avg 47m · Terre Haute Regional Airport, Hulman Field → Sky King
KHUF → 0I2
6
avg 45m · Terre Haute Regional Airport, Hulman Field → Brazil Clay County
KHUF → KPRG
5
avg 45m · Terre Haute Regional Airport, Hulman Field → Edgar County
52IN → KHUF
4
avg 14m · Higginbotham Field → Terre Haute Regional Airport, Hulman Field
US-1707 → KHUF
3
avg 4m · Turner Farms → Terre Haute Regional Airport, Hulman Field
50IN → KHUF
2
avg 55m · Austin Air Ads → Terre Haute Regional Airport, Hulman Field
KPRG → KHUF
2
avg 38m · Edgar County → Terre Haute Regional Airport, Hulman Field
49IN → KHUF
2
avg 55m · Drake → Terre Haute Regional Airport, Hulman Field

Aircraft types

Equipment used on this number

1
DV20 DIAMOND Diamond 20 Katana
235

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
9
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 ISU1

30
N391DCDIAMOND Diamond 20 Katana
→
8/31/2026
1h 5m
No alerts
Replay Analysis
N391DCDIAMOND Diamond 20 Katana
→
8/31/2026
1h 5m
No alerts
Replay Analysis
N391DCDIAMOND Diamond 20 Katana
→
8/31/2026
46m
No alerts
Replay Analysis
N391DCDIAMOND Diamond 20 Katana
→
8/31/2026
13m
No alerts
Replay Analysis
N391DCDIAMOND Diamond 20 Katana
→
8/31/2026
40m
No alerts
Replay Analysis
N391DCDIAMOND Diamond 20 Katana
→
8/31/2026
13m
No alerts
Replay Analysis
N391DCDIAMOND Diamond 20 Katana
→
8/31/2026
28m
No alerts
Replay Analysis
N391DCDIAMOND Diamond 20 Katana
→
8/31/2026
58m
No alerts
Replay Analysis
N391DCDIAMOND Diamond 20 Katana
→
8/31/2026
15m
No alerts
Replay Analysis
N391DCDIAMOND Diamond 20 Katana
→
8/31/2026
17m
No alerts
Replay Analysis
N391DCDIAMOND Diamond 20 Katana
→
8/29/2026
24m
No alerts
Replay Analysis
N391DCDIAMOND Diamond 20 Katana
→
8/29/2026
22m
No alerts
Replay Analysis
N391DCDIAMOND Diamond 20 Katana
→
8/29/2026
51m
No alerts
Replay Analysis
N391DCDIAMOND Diamond 20 Katana
→
8/29/2026
48m
No alerts
Replay Analysis
N391DCDIAMOND Diamond 20 Katana
→
8/29/2026
1h 18m
No alerts
Replay Analysis
N391DCDIAMOND Diamond 20 Katana
→
8/29/2026
1h 30m
No alerts
Replay Analysis
N391DCDIAMOND Diamond 20 Katana
→
8/29/2026
12m
No alerts
Replay Analysis
N391DCDIAMOND Diamond 20 Katana
→
8/29/2026
12m
No alerts
Replay Analysis
N391DCDIAMOND Diamond 20 Katana
→
8/28/2026
35m
No alerts
Replay Analysis
N391DCDIAMOND Diamond 20 Katana
→
8/28/2026
7m
No alerts
Replay Analysis
N391DCDIAMOND Diamond 20 Katana
→
8/28/2026
12m
No alerts
Replay Analysis
N391DCDIAMOND Diamond 20 Katana
→
8/28/2026
3m
No alerts
Replay Analysis
N391DCDIAMOND Diamond 20 Katana
→
8/28/2026
53m
No alerts
Replay Analysis
N391DCDIAMOND Diamond 20 Katana
→
8/28/2026
4m
No alerts
Replay Analysis
N391DCDIAMOND Diamond 20 Katana
→
8/28/2026
15m
No alerts
Replay Analysis
N391DCDIAMOND Diamond 20 Katana
→
8/28/2026
13m
No alerts
Replay Analysis
N391DCDIAMOND Diamond 20 Katana
→
8/28/2026
26m
No alerts
Replay Analysis
N391DCDIAMOND Diamond 20 Katana
→
8/28/2026
29m
No alerts
Replay Analysis
N391DCDIAMOND Diamond 20 Katana
→
8/28/2026
1h 37m
No alerts
Replay Analysis
N391DCDIAMOND Diamond 20 Katana
→
8/28/2026
6m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window