Apparatus

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flight_takeoff Flight

KAP5121

Operated by Cape Air

Live map

Live map filtered to KAP5121. Shown when the flight is currently airborne.

Route airports View route page →

Departure

ACK KACK VFR

Nantucket Memorial Airport

Nantucket, US

Local time
21:09 EDT
Timezone
America/New_York
Type
Medium Airport
Elevation
47 ft
Coordinates
41.2531, -70.0602

cloud Weather

Wind
190° / 5 kt
Visibility
10 SM
Ceiling
OVC 8,000 ft
Temp / Dew
13°C / 12°C
Altimeter
29.78 inHg

Obs: 2026-05-30T00:53:00.000Z

Raw METAR / TAF 
METAR KACK 300053Z 19005KT 10SM OVC080 13/12 A2978 RMK AO2 SLP083 T01280117

TAF KACK 292323Z 3000/3024 21009KT P6SM BKN070 FM301000 29013G23KT P6SM SCT040 FM301500 30013G22KT P6SM BKN020 FM302000 02022G45KT 3SM RA OVC008

flight Live Traffic

flight_takeoff 7 Departures
flight_land 9 Arrivals

Arrival

BOS KBOS VFR

Boston Logan International Airport

Boston, US

Local time
21:09 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
20 ft
Coordinates
42.3620, -71.0079

cloud Weather

Wind
90° / 5 kt
Visibility
10 SM
Ceiling
BKN 7,000 ft, BKN 9,000 ft, OVC 11,000 ft
Temp / Dew
16°C / 12°C
Altimeter
29.73 inHg
Wx
-RA

Obs: 2026-05-30T00:54:00.000Z

Raw METAR / TAF 
METAR KBOS 300054Z 09005KT 10SM -RA BKN070 BKN090 OVC110 16/12 A2973 RMK AO2 SLP066 P0000 T01610122

TAF KBOS 292323Z 3000/3106 13008KT P6SM OVC070 FM300400 30013G25KT P6SM -SHRA OVC040 TEMPO 3004/3006 4SM SHRA FM300700 33013KT P6SM BKN020 FM301000 36020G32KT P6SM VCSH OVC020 FM301200 03025G44KT 3SM RA BR OVC010 FM302200 01017G28KT P6SM VCSH BKN050 FM310100 33005KT P6SM BKN130

flight Live Traffic

flight_takeoff 172 Departures
flight_land 187 Arrivals

Recent history last 7

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-05-25 A909B8 ACK → BOS May 25, 19:25 UTCMay 25, 20:09 UTC45m - -
2026-05-19 A9AB2D ACK → BOS May 19, 20:10 UTCMay 19, 20:50 UTC40m - -
2026-05-17 A5A725 ACK → BOS May 17, 17:55 UTCMay 17, 18:30 UTC35m - -
2026-05-15 A447D5 ACK → BOS May 15, 18:05 UTCMay 15, 18:40 UTC35m - -
2026-05-11 A3FF01 ACK → BOS May 11, 17:40 UTCMay 11, 18:15 UTC35m - -
2026-05-08 A9FDE2 ACK → BOS May 8, 14:45 UTCMay 8, 15:15 UTC30m - -
2026-05-04 A8F51B ACK → BOS May 4, 18:05 UTCMay 4, 18:50 UTC46m - -

Performance history

Flights tracked
7
Avg arrival delay
-
On-time arrival
-
Aircraft used
7

Monthly activity 1 month

Month Flights tracked
May 2026 7

KAP5121 frequently asked

Where does flight KAP5121 fly?
KAP5121 (Cape Air) flies from ACK to BOS. View the full route page.
How long is flight KAP5121?
Based on observed flights, KAP5121 takes on average 38m from takeoff to landing.
How often does KAP5121 fly?
KAP5121 has been observed flying several times a week in our tracking data. We've recorded 7 flights under this callsign.
What aircraft operates flight KAP5121?
KAP5121 has been operated by 7 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track KAP5121 live?
Yes. When KAP5121 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.