OST11 is operated by CHRISTIANSEN AVIATION LLC between Hilltop Airport (88OK) and Stillwater Regional Airport (KSWO). The flight is most often flown by a CESSNA Cessna Skyhawk 172/Cutlass. Typical block time is 0h 33m. SkyMeter has observed 117 legs of this flight number via ADS-B.

✈
FLIGHTS
117
last 90 days
⏱
AVG DURATION
33m
tracked time
📅
SERVICE PERIOD
6/11/2025 → 8/14/2026
first → last seen
🗺
ROUTES / TYPES
26 / 1
city pairs · airframes
⚠
INCIDENT RATE
2.6%
3 flagged

Routes flown

By count · last 90 days

10
88OK → KSWO
10
avg 6m · Hilltop → Stillwater
6OK9 → KSWO
9
avg 17m · Mulberry Hill → Stillwater
KSWO → KCUH
5
avg 27m · Stillwater → Cushing
KSWO → KF22
4
avg 9m · Stillwater → Perry
OK38 → KSWO
1
avg 16m · Stillwater Medical-Perry Heliport → Stillwater
OK65 → KCUH
1
avg 16m · Cushing Regional Hospital Heliport → Cushing
KWLD → KBKN
1
avg 9m · Strother Field → Blackwell Tonkawa
30KS → KPNC
1
avg 7m · Tyler → Ponca City
KEMP → KWLD
1
avg 48m · Emporia → Strother Field
KCUH → KSWO
1
avg 19m · Cushing → Stillwater

Aircraft types

Equipment used on this number

1
C172 CESSNA Cessna Skyhawk 172/Cutlass
119

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
3
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 OST11

30
N5518GCESSNA Cessna Skyhawk 172/Cutlass
→
8/14/2026
8m
No alerts
Replay Analysis
N5518GCESSNA Cessna Skyhawk 172/Cutlass
→
8/14/2026
59m
No alerts
Replay Analysis
N5518GCESSNA Cessna Skyhawk 172/Cutlass
→
8/13/2026
7m
△ Low approach-stability score
Replay Analysis
N5518GCESSNA Cessna Skyhawk 172/Cutlass
→
8/13/2026
41m
No alerts
Replay Analysis
N5518GCESSNA Cessna Skyhawk 172/Cutlass
→
8/13/2026
43m
No alerts
Replay Analysis
N5518GCESSNA Cessna Skyhawk 172/Cutlass
→
8/13/2026
1h 33m
No alerts
Replay Analysis
N5518GCESSNA Cessna Skyhawk 172/Cutlass
→
8/12/2026
1h 3m
No alerts
Replay Analysis
N5518GCESSNA Cessna Skyhawk 172/Cutlass
→
6/26/2026
4m
No alerts
Replay Analysis
N5518GCESSNA Cessna Skyhawk 172/Cutlass
→
6/26/2026
12m
No alerts
Replay Analysis
N5518GCESSNA Cessna Skyhawk 172/Cutlass
→
6/26/2026
22m
No alerts
Replay Analysis
N5518GCESSNA Cessna Skyhawk 172/Cutlass
→
6/26/2026
40m
No alerts
Replay Analysis
N5518GCESSNA Cessna Skyhawk 172/Cutlass
→
6/26/2026
57m
No alerts
Replay Analysis
N5518GCESSNA Cessna Skyhawk 172/Cutlass
→
6/26/2026
15m
No alerts
Replay Analysis
N5518GCESSNA Cessna Skyhawk 172/Cutlass
→
6/25/2026
54m
No alerts
Replay Analysis
N5518GCESSNA Cessna Skyhawk 172/Cutlass
→
6/25/2026
1h 26m
No alerts
Replay Analysis
N5518GCESSNA Cessna Skyhawk 172/Cutlass
→
6/25/2026
31m
No alerts
Replay Analysis
N5518GCESSNA Cessna Skyhawk 172/Cutlass
→
6/24/2026
15m
No alerts
Replay Analysis
N5518GCESSNA Cessna Skyhawk 172/Cutlass
→
6/24/2026
1h 11m
No alerts
Replay Analysis
N5518GCESSNA Cessna Skyhawk 172/Cutlass
→
6/24/2026
1h 18m
No alerts
Replay Analysis
N5518GCESSNA Cessna Skyhawk 172/Cutlass
→
6/23/2026
15m
No alerts
Replay Analysis
N5518GCESSNA Cessna Skyhawk 172/Cutlass
→
6/23/2026
15m
No alerts
Replay Analysis
N5518GCESSNA Cessna Skyhawk 172/Cutlass
→
6/23/2026
47m
No alerts
Replay Analysis
N5518GCESSNA Cessna Skyhawk 172/Cutlass
→
6/23/2026
29m
No alerts
Replay Analysis
N5518GCESSNA Cessna Skyhawk 172/Cutlass
→
6/23/2026
1h 9m
No alerts
Replay Analysis
N5518GCESSNA Cessna Skyhawk 172/Cutlass
→
6/21/2026
32m
No alerts
Replay Analysis
N5518GCESSNA Cessna Skyhawk 172/Cutlass
→
6/20/2026
13m
No alerts
Replay Analysis
N5518GCESSNA Cessna Skyhawk 172/Cutlass
→
6/20/2026
48m
No alerts
Replay Analysis
N5518GCESSNA Cessna Skyhawk 172/Cutlass
→
6/20/2026
53m
No alerts
Replay Analysis
N5518GCESSNA Cessna Skyhawk 172/Cutlass
→
6/19/2026
36m
No alerts
Replay Analysis
N5518GCESSNA Cessna Skyhawk 172/Cutlass
→
6/19/2026
5m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window