Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

AIP9921

Operated by Alpine Air Express

Live map

Live map filtered to AIP9921. Shown when the flight is currently airborne.

Route airports View route page →

Departure

CYS KCYS VFR

Cheyenne Regional Jerry Olson Field

Cheyenne, US

Local time
00:42 MDT
Timezone
America/Denver
Type
Medium Airport
Elevation
6,159 ft
Coordinates
41.1557, -104.8120

cloud Weather

Wind
310° / 3 kt
Visibility
10 SM
Ceiling
OVC 9,500 ft
Temp / Dew
13°C / 8°C
Altimeter
29.90 inHg

Obs: 2026-05-30T05:53:00.000Z

Raw METAR / TAF 
METAR KCYS 300553Z AUTO 31003KT 10SM OVC095 13/08 A2990 RMK AO2 SLP043 T01330078 10183 20128 50012

TAF KCYS 300520Z 3006/3106 VRB04KT P6SM OVC100 FM301200 29010KT P6SM FEW150 FM301500 31015G25KT P6SM SCT100 FM301800 28010KT P6SM VCTS BKN080CB

Arrival

DEN KDEN VFR

Denver International Airport

Denver, US

Local time
00:42 MDT
Timezone
America/Denver
Type
Large Airport
Elevation
5,431 ft
Coordinates
39.8600, -104.6738

cloud Weather

Wind
280° / 6 kt
Visibility
10 SM
Ceiling
FEW 10,000 ft, FEW 20,000 ft
Temp / Dew
17°C / 7°C
Altimeter
29.81 inHg

Obs: 2026-05-30T05:53:00.000Z

Raw METAR / TAF 
METAR KDEN 300553Z 28006KT 10SM FEW100 FEW200 17/07 A2981 RMK AO2 SLP019 T01670072 10233 20144 50002

TAF KDEN 300538Z 3006/3112 VRB06KT P6SM FEW100 SCT200 FM300900 25006KT P6SM FEW100 SCT200 FM301400 28009KT P6SM SCT180 FM302100 33010KT P6SM VCSH SCT100 PROB30 3021/3101 VRB15G25KT -SHRA FM310300 27013KT P6SM FEW080 SCT100 FM310700 23011KT P6SM FEW100 SCT200

flight Live Traffic

flight_takeoff 226 Departures
flight_land 156 Arrivals

Recent history last 1

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-05-28 A1DCDA CYS → DEN May 28, 16:05 UTCMay 28, 16:25 UTC20m - -

Performance history

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

Monthly activity 1 month

Month Flights tracked
May 2026 1

AIP9921 frequently asked

Where does flight AIP9921 fly?
AIP9921 (Alpine Air Express) flies from CYS to DEN. View the full route page.
How long is flight AIP9921?
Based on observed flights, AIP9921 takes on average 20m from takeoff to landing.
How often does AIP9921 fly?
AIP9921 has been observed flying rarely in our tracking data. We've recorded 1 flight under this callsign.
Can I track AIP9921 live?
Yes. When AIP9921 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.