N904ER is operated by HEAVY METAL AIR LLC between Republic Airport (KFRG) and Westchester County Airport (KHPN). The flight is most often flown by a DIAMOND Diamond Twin Star. Typical block time is 0h 43m. SkyMeter has observed 27 legs of this flight number via ADS-B.

✈
FLIGHTS
27
last 90 days
⏱
AVG DURATION
43m
tracked time
📅
SERVICE PERIOD
5/31/2025 → 9/15/2026
first → last seen
🗺
ROUTES / TYPES
12 / 1
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

10
KFRG → KHPN
3
avg 24m · Republic → Westchester County
KFRG → KISP
2
avg 1h 12m · Republic → Long Island Mac Arthur
KFRG → KFOK
2
avg 1h 24m · Republic → Francis S Gabreski
KHPN → KFRG
2
avg 20m · Westchester County → Republic
KISP → KFRG
1
avg 15m · Long Island Mac Arthur → Republic
KFOK → KFRG
1
avg 23m · Francis S Gabreski → Republic
KFRG → KBDR
1
avg 1h 8m · Republic → Igor I Sikorsky
NK22 → KHWV
1
avg 31m · One Ten Heliport → Brookhaven
KOXC → KFRG
1
avg 24m · Waterbury Oxford → Republic
KFRG → KOXC
1
avg 24m · Republic → Waterbury Oxford

Aircraft types

Equipment used on this number

1
DA42 DIAMOND Diamond Twin Star
27

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
0
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 N904ER

30
N904ERDIAMOND Diamond Twin Star
→
9/15/2026
4m
No alerts
Replay Analysis
N904ERDIAMOND Diamond Twin Star
→
9/15/2026
54m
No alerts
Replay Analysis
N904ERDIAMOND Diamond Twin Star
→
9/15/2026
18m
No alerts
Replay Analysis
N904ERDIAMOND Diamond Twin Star
→
9/9/2026
23m
No alerts
Replay Analysis
N904ERDIAMOND Diamond Twin Star
→
9/9/2026
35m
No alerts
Replay Analysis
N904ERDIAMOND Diamond Twin Star
→
9/9/2026
23m
No alerts
Replay Analysis
N904ERDIAMOND Diamond Twin Star
→
9/8/2026
1h 0m
No alerts
Replay Analysis
N904ERDIAMOND Diamond Twin Star
→
9/8/2026
1h 13m
No alerts
Replay Analysis
N904ERDIAMOND Diamond Twin Star
→
9/5/2026
1h 13m
No alerts
Replay Analysis
N904ERDIAMOND Diamond Twin Star
→
9/4/2026
14m
No alerts
Replay Analysis
N904ERDIAMOND Diamond Twin Star
→
9/4/2026
1h 12m
No alerts
Replay Analysis
N904ERDIAMOND Diamond Twin Star
→
9/2/2026
6m
No alerts
Replay Analysis
N904ERDIAMOND Diamond Twin Star
→
9/2/2026
1h 0m
No alerts
Replay Analysis
N904ERDIAMOND Diamond Twin Star
→
8/30/2026
1h 27m
No alerts
Replay Analysis
N904ERDIAMOND Diamond Twin Star
→
8/29/2026
54m
No alerts
Replay Analysis
N904ERDIAMOND Diamond Twin Star
→
8/25/2026
22m
No alerts
Replay Analysis
N904ERDIAMOND Diamond Twin Star
→
8/25/2026
40m
No alerts
Replay Analysis
N904ERDIAMOND Diamond Twin Star
→
8/24/2026
7m
No alerts
Replay Analysis
N904ERDIAMOND Diamond Twin Star
→
8/24/2026
58m
No alerts
Replay Analysis
N904ERDIAMOND Diamond Twin Star
→
8/24/2026
17m
No alerts
Replay Analysis
N904ERDIAMOND Diamond Twin Star
→
6/30/2026
13m
No alerts
Replay Analysis
N904ERDIAMOND Diamond Twin Star
→
6/25/2026
1h 10m
No alerts
Replay Analysis
N904ERDIAMOND Diamond Twin Star
→
6/24/2026
1h 36m
No alerts
Replay Analysis
N904ERDIAMOND Diamond Twin Star
→
6/22/2026
1h 7m
No alerts
Replay Analysis
N904ERDIAMOND Diamond Twin Star
→
6/21/2026
50m
No alerts
Replay Analysis
N904ERDIAMOND Diamond Twin Star
→
6/19/2026
22m
No alerts
Replay Analysis
N904ERDIAMOND Diamond Twin Star
→
6/19/2026
31m
No alerts
Replay Analysis
N904ERDIAMOND Diamond Twin Star
→
6/12/2026
1h 18m
No alerts
Replay Analysis
N904ERDIAMOND Diamond Twin Star
→
6/10/2026
1h 25m
No alerts
Replay Analysis
N904ERDIAMOND Diamond Twin Star
→
6/10/2026
1h 11m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window