| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jun 19 | ACK | BOS | 17:23 | 18:18 |
Scheduled
|
Track > |
Cape Air Flight 9K5821 connects Nantucket, United States to Boston, United States, taking off from Nantucket Memorial Airport ACK and landing at Boston Logan International Airport BOS.
How many 9K5821 flights are operated per week?
1 flight per week. The flight 9K5821 is operated on Friday.
What is the On-Time Performance (OTP) of Cape Air Flight 9K5821 Nantucket to Boston?
The Airportia On-Time Performance Rating for Cape Air Flight 9K5821 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight 9K5821 arriving at?
Flight 9K5821 arrives at Boston Logan International Airport (BOS) Terminal C.
When was the latest 9K5821 flight?
The latest flight took off on Friday, June 19th, 2026 with the flight status being Scheduled on 18:18.
How else can the flight 9K5821 be referenced as?
This Cape Air flight can also be referenced as KAP5821, 9K 5821, KAP 5821.
How often is flight 9K5821 delayed?
On average, 0% of all 9K5821 flights are delayed. The average delay is 0 minutes.
Can I get compensation for my delayed or cancelled 9K5821 flight or baggage issues?
If your 9K5821 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.
See our 9K5821 Flight Tracker above for more details.
Other flights departing from Nantucket ACK: 9K5221, TJ1005, TJ1013, TJ256
Other flights arriving at Boston BOS: JL8, AC772, 9K1856, 9K5221
All flights connecting Nantucket ACK to Boston BOS.