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
05:36 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
925 ft
Coordinates
36.0994, -79.9373

cloud Weather

Wind
230° / 3 kt
Visibility
10 SM
Ceiling
FEW 5,500 ft, BKN 25,000 ft
Temp / Dew
19°C / 18°C
Altimeter
29.88 inHg

Obs: 2026-05-30T08:54:00.000Z

Raw METAR / TAF 
METAR KGSO 300854Z 23003KT 10SM FEW055 BKN250 19/18 A2988 RMK AO2 SLP108 T01940178 56009

TAF KGSO 300520Z 3006/3106 24006KT P6SM OVC250 FM301300 36010KT P6SM BKN250 FM302200 05012KT P6SM BKN250

flight Live Traffic

flight_takeoff 9 Departures
flight_land 7 Arrivals

Arrival

CVG KCVG VFR

Cincinnati Northern Kentucky International Airport

Cincinnati / Covington, US

Local time
05:36 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
896 ft
Coordinates
39.0488, -84.6678

cloud Weather

Wind
360° / 5 kt
Visibility
10 SM
Ceiling
BKN 25,000 ft
Temp / Dew
16°C / 14°C
Altimeter
29.97 inHg

Obs: 2026-05-30T08:52:00.000Z

Raw METAR / TAF 
METAR KCVG 300852Z 36005KT 10SM BKN250 16/14 A2997 RMK AO2 SLP138 T01560139 53001 $

TAF KCVG 300854Z 3009/3112 VRB02KT P6SM BKN250 FM301200 04010KT P6SM BKN250 FM301700 05014G18KT P6SM SCT040 BKN200 FM310000 05012KT P6SM BKN200

flight Live Traffic

flight_takeoff 54 Departures
flight_land 45 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-05-30 AA457B GSO → CVG May 30, 04:30 UTCMay 30, 05:20 UTC50m - -
2026-05-29 AA457B GSO → CVG May 29, 04:30 UTCMay 29, 05:25 UTC55m - -
2026-05-28 AA457B GSO → CVG May 28, 04:20 UTCMay 28, 05:10 UTC50m - -
2026-05-27 AA457B GSO → CVG May 27, 04:55 UTCMay 27, 05:45 UTC50m - -
2026-05-23 A31370 GSO → CVG May 23, 04:40 UTCMay 23, 05:35 UTC55m - -
2026-05-22 A31370 GSO → CVG May 22, 04:35 UTCMay 22, 05:30 UTC55m - -
2026-05-21 A31370 GSO → CVG May 21, 04:35 UTCMay 21, 05:40 UTC1h 5m - -
2026-05-20 A31370 GSO → CVG May 20, 04:30 UTCMay 20, 05:20 UTC51m - -
2026-05-19 AA457B GSO → CVG May 19, 04:30 UTCMay 19, 05:25 UTC55m - -
2026-05-16 AA457B GSO → CVG May 16, 04:30 UTCMay 16, 05:20 UTC50m - -
2026-05-15 AA457B GSO → CVG May 15, 04:30 UTCMay 15, 05:25 UTC55m - -
2026-05-14 AA457B GSO → CVG May 14, 04:25 UTCMay 14, 05:20 UTC55m - -
2026-05-13 AA457B GSO → CVG May 13, 04:50 UTCMay 13, 05:45 UTC55m - -
2026-05-12 AA457B GSO → CVG May 12, 04:50 UTCMay 12, 05:45 UTC55m - -
2026-05-09 AA5457 GSO → CVG May 9, 04:40 UTCMay 9, 05:35 UTC55m - -
2026-05-08 AA5457 GSO → CVG May 8, 04:34 UTCMay 8, 05:35 UTC1h 0m - -
2026-05-07 AA5457 GSO → CVG May 7, 04:35 UTCMay 7, 05:35 UTC1h 0m - -
2026-05-06 AA5457 GSO → CVG May 6, 04:30 UTCMay 6, 05:20 UTC50m - -
2026-05-05 AA5457 GSO → CVG May 5, 04:35 UTCMay 5, 05:30 UTC55m - -
2026-05-02 A2D95E GSO → CVG May 2, 04:30 UTCMay 2, 05:25 UTC55m - -
2026-05-02 A2D95E GSO → CVG May 2, 02:10 UTCMay 2, 02:40 UTC30m - -
2026-05-01 A2D95E GSO → CVG May 1, 04:45 UTCMay 1, 05:50 UTC1h 5m - -
2026-05-01 A2D95E GSO → CVG May 1, 02:20 UTCMay 1, 03:00 UTC40m - -
2026-04-30 AA457B GSO → CVG Apr 30, 04:20 UTCApr 30, 05:15 UTC55m - -
2026-04-30 AA457B GSO → CVG Apr 30, 02:05 UTCApr 30, 02:40 UTC35m - -
2026-04-29 AA457B GSO → CVG Apr 29, 04:10 UTCApr 29, 05:00 UTC50m - -
2026-04-29 AA457B GSO → CVG Apr 29, 02:09 UTCApr 29, 02:35 UTC25m - -
2026-04-28 AA457B GSO → CVG Apr 28, 04:20 UTCApr 28, 05:25 UTC1h 5m - -
2026-04-28 AA457B GSO → CVG Apr 28, 02:10 UTCApr 28, 02:50 UTC40m - -
2026-04-25 AA5457 GSO → CVG Apr 25, 04:20 UTCApr 25, 05:10 UTC50m - -

Performance history

Flights tracked
47 showing last 30
Avg arrival delay
-
On-time arrival
-
Aircraft used
4

Monthly activity 2 months

Month Flights tracked
May 2026 23
April 2026 24

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 52m from takeoff to landing.
How often does CSB421 fly?
CSB421 has been observed flying daily in our tracking data. We've recorded 47 flights under this callsign.
What aircraft operates flight CSB421?
CSB421 has been operated by 4 different aircraft in our records. Tail numbers are listed in the recent history below.
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.