N21NB is operated by NORTHBOUND AIR LLC between Springdale Municipal Airport (KASG) and Naples Municipal Airport (KAPF). The flight is most often flown by a LEARJET Bombardier Learjet 45. Typical block time is 1h 30m. SkyMeter has observed 62 legs of this flight number via ADS-B.

✈
FLIGHTS
62
last 90 days
⏱
AVG DURATION
1h 30m
tracked time
📅
SERVICE PERIOD
6/5/2025 → 8/15/2026
first → last seen
🗺
ROUTES / TYPES
38 / 1
city pairs · airframes
⚠
INCIDENT RATE
1.6%
1 flagged

Routes flown

By count · last 90 days

10
KECP → KASG
4
avg 1h 24m · Northwest Florida Beaches → Springdale
KASG → KAPF
4
avg 2h 13m · Springdale → Naples
KADS → KASG
3
avg 45m · Addison → Springdale
KDAL → KASG
3
avg 47m · Dallas Love Field → Springdale
KASG → KFCM
3
avg 1h 27m · Springdale → Flying Cloud
KASG → KADS
2
avg 49m · Springdale → Addison
KFCM → KASG
2
avg 1h 45m · Flying Cloud → Springdale
KASG → KSTP
2
avg 1h 38m · Springdale → St Paul Downtown Holman Field
KDRP → KASG
2
avg 33m · Delta → Springdale
KSTP → KASG
2
avg 1h 24m · St Paul Downtown Holman Field → Springdale

Aircraft types

Equipment used on this number

1
LJ45 LEARJET Bombardier Learjet 45
74

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 N21NB

30
N21NBLEARJET Bombardier Learjet 45
→
8/15/2026
1h 34m
No alerts
Replay Analysis
N21NBLEARJET Bombardier Learjet 45
→
8/14/2026
1h 37m
No alerts
Replay Analysis
N21NBLEARJET Bombardier Learjet 45
→
8/14/2026
30m
No alerts
Replay Analysis
N21NBLEARJET Bombardier Learjet 45
→
8/13/2026
1h 24m
No alerts
Replay Analysis
N21NBLEARJET Bombardier Learjet 45
→
8/13/2026
53m
No alerts
Replay Analysis
N21NBLEARJET Bombardier Learjet 45
→
8/13/2026
1h 30m
No alerts
Replay Analysis
N21NBLEARJET Bombardier Learjet 45
→
8/7/2026
45m
No alerts
Replay Analysis
N21NBLEARJET Bombardier Learjet 45
→
8/7/2026
47m
No alerts
Replay Analysis
N21NBLEARJET Bombardier Learjet 45
→
7/28/2026
45m
No alerts
Replay Analysis
N21NBLEARJET Bombardier Learjet 45
→
7/28/2026
42m
No alerts
Replay Analysis
N21NBLEARJET Bombardier Learjet 45
→
7/25/2026
1h 21m
No alerts
Replay Analysis
N21NBLEARJET Bombardier Learjet 45
→
7/25/2026
1h 40m
No alerts
Replay Analysis
N21NBLEARJET Bombardier Learjet 45
→
7/24/2026
45m
No alerts
Replay Analysis
N21NBLEARJET Bombardier Learjet 45
→
7/24/2026
52m
No alerts
Replay Analysis
N21NBLEARJET Bombardier Learjet 45
→
7/23/2026
1h 24m
No alerts
Replay Analysis
N21NBLEARJET Bombardier Learjet 45
→
7/23/2026
1h 19m
No alerts
Replay Analysis
N21NBLEARJET Bombardier Learjet 45
→
7/20/2026
1h 25m
No alerts
Replay Analysis
N21NBLEARJET Bombardier Learjet 45
→
7/20/2026
1h 24m
No alerts
Replay Analysis
N21NBLEARJET Bombardier Learjet 45
→
7/19/2026
1h 23m
No alerts
Replay Analysis
N21NBLEARJET Bombardier Learjet 45
→
7/19/2026
1h 29m
No alerts
Replay Analysis
N21NBLEARJET Bombardier Learjet 45
→
7/16/2026
34m
No alerts
Replay Analysis
N21NBLEARJET Bombardier Learjet 45
→
7/16/2026
31m
No alerts
Replay Analysis
N21NBLEARJET Bombardier Learjet 45
→
7/12/2026
2h 6m
No alerts
Replay Analysis
N21NBLEARJET Bombardier Learjet 45
→
7/11/2026
1h 8m
No alerts
Replay Analysis
N21NBLEARJET Bombardier Learjet 45
→
7/11/2026
3h 15m
No alerts
Replay Analysis
N21NBLEARJET Bombardier Learjet 45
→
7/11/2026
1h 43m
No alerts
Replay Analysis
N21NBLEARJET Bombardier Learjet 45
→
7/11/2026
1h 52m
No alerts
Replay Analysis
N21NBLEARJET Bombardier Learjet 45
→
7/11/2026
4h 37m
No alerts
Replay Analysis
N21NBLEARJET Bombardier Learjet 45
→
7/11/2026
26m
No alerts
Replay Analysis
N21NBLEARJET Bombardier Learjet 45
→
7/5/2026
2h 25m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window