Apparatus

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flight_takeoff Flight

CSB421

Operated by 21 Air

Live map

Live map filtered to CSB421. Shown when the flight is currently airborne.

Route airports View route page →

Departure

GSO KGSO VFR

Piedmont Triad International Airport

Greensboro, US

Local time
01:03 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
925 ft
Coordinates
36.0994, -79.9373

cloud Weather

Wind
240° / 6 kt
Visibility
10 SM
Ceiling
FEW 25,000 ft
Temp / Dew
19°C / 11°C
Altimeter
30.07 inHg

Obs: 2026-04-15T04:54:00.000Z

Raw METAR / TAF 
METAR KGSO 150454Z 24006KT 10SM FEW250 19/11 A3007 RMK AO2 SLP172 T01940111 402940144

TAF KGSO 142339Z 1500/1524 22007KT P6SM SCT250 FM151700 23009G18KT P6SM SCT250

flight Live Traffic

flight_takeoff 11 Departures
flight_land 9 Arrivals

Arrival

CVG KCVG VFR

Cincinnati Northern Kentucky International Airport

Cincinnati / Covington, US

Local time
01:03 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
896 ft
Coordinates
39.0488, -84.6678

cloud Weather

Wind
210° / 12G20 kt
Visibility
10 SM
Ceiling
BKN 25,000 ft
Temp / Dew
22°C / 16°C
Altimeter
29.95 inHg

Obs: 2026-04-15T04:52:00.000Z

Raw METAR / TAF 
METAR KCVG 150452Z 21012G20KT 10SM BKN250 22/16 A2995 RMK AO2 SLP131 T02220156 402720183

TAF KCVG 142320Z 1500/1606 21014G22KT P6SM SCT050 FM150100 20011KT P6SM SCT250 FM150400 21011KT P6SM SCT250 WS020/23045KT FM151000 20010KT P6SM FEW050 SCT250 FM151600 23014G22KT P6SM SCT050 FM160000 20011KT P6SM SCT150

flight Live Traffic

flight_takeoff 59 Departures
flight_land 96 Arrivals

Recent history last 1

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-04-14 AA5457 GSO → CVG Apr 14, 05:15 UTCApr 14, 05:25 UTC10m - -

Performance history

Flights tracked
1
Avg arrival delay
-
On-time arrival
-
Aircraft used
1

Monthly activity 1 month

Month Flights tracked
April 2026 1

CSB421 frequently asked

Where does flight CSB421 fly?
CSB421 (21 Air) flies from GSO to CVG. View the full route page.
How long is flight CSB421?
Based on observed flights, CSB421 takes on average 10m from takeoff to landing.
How often does CSB421 fly?
CSB421 has been observed flying rarely in our tracking data. We've recorded 1 flight under this callsign.
Can I track CSB421 live?
Yes. When CSB421 is currently airborne, the live tracker map above shows its real-time position from ADS-B broadcasts. If the map is empty, the flight is not currently in the air.