Apparatus

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flight_takeoff Flight

KAP5621

Operated by Cape Air

Live map

Live map filtered to KAP5621. Shown when the flight is currently airborne.

Route airports View route page →

Departure

ACK KACK VFR

Nantucket Memorial Airport

Nantucket, US

Local time
21:05 EDT
Timezone
America/New_York
Type
Medium Airport
Elevation
47 ft
Coordinates
41.2531, -70.0602

cloud Weather

Wind
250° / 8 kt
Visibility
10 SM
Ceiling
CLR
Temp / Dew
19°C / 16°C
Altimeter
30.02 inHg

Obs: 2026-07-18T00:53:00.000Z

Raw METAR / TAF 
METAR KACK 180053Z 25008KT 10SM CLR 19/16 A3002 RMK AO1 SLP164 T01940161

TAF KACK 172327Z 1800/1824 25010KT P6SM SKC FM180400 23007KT 6SM FU SCT250 FM181500 20010G20KT P6SM SCT110 FM182100 20012G23KT 6SM -SHRA OVC035

flight Live Traffic

flight_takeoff 27 Departures
flight_land 12 Arrivals

Arrival

BOS KBOS VFR

Boston Logan International Airport

Boston, US

Local time
21:05 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
20 ft
Coordinates
42.3620, -71.0079

cloud Weather

Wind
20° / 5 kt
Visibility
10 SM
Ceiling
SCT 25,000 ft
Temp / Dew
26°C / 4°C
Altimeter
29.99 inHg

Obs: 2026-07-18T00:54:00.000Z

Raw METAR / TAF 
METAR KBOS 180054Z 02005KT 10SM SCT250 26/04 A2999 RMK AO2 SLP156 T02610039

TAF KBOS 172327Z 1800/1906 30011KT P6SM FEW250 TEMPO 1801/1805 10005KT FM180800 24004KT 6SM FU FEW200 FM181200 20010KT 6SM FU SCT110 FM181400 21010G25KT P6SM SCT100 FM181700 21015G30KT P6SM SCT050 BKN100 TEMPO 1820/1824 4SM SHRA BR OVC020

flight Live Traffic

flight_takeoff 230 Departures
flight_land 211 Arrivals

Recent history last 2

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-06 A2F5AD ACK → BOS Jul 6, 23:50 UTCJul 7, 00:20 UTC30m - -
2026-06-08 A631BA ACK → BOS Jun 8, 23:50 UTCJun 9, 00:30 UTC40m - -

Performance history

Flights tracked
2
Avg arrival delay
-
On-time arrival
-
Aircraft used
2

Monthly activity 2 months

Month Flights tracked
July 2026 1
June 2026 1

KAP5621 frequently asked

Where does flight KAP5621 fly?
KAP5621 (Cape Air) flies from ACK to BOS. View the full route page.
How long is flight KAP5621?
Based on observed flights, KAP5621 takes on average 35m from takeoff to landing.
How often does KAP5621 fly?
KAP5621 has been observed flying occasionally in our tracking data. We've recorded 2 flights under this callsign.
What aircraft operates flight KAP5621?
KAP5621 has been operated by 2 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track KAP5621 live?
Yes. When KAP5621 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.