| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Sep 19 | ACK | BOS | 17:25 | 18:20 |
Cancelled
|
Track > |
| Claim > | ||||||
| Sep 18 | ACK | BOS | 17:42 | 18:20 |
Landed
|
Track > |
| Sep 13 | ACK | BOS | 17:35 | 18:30 |
Cancelled
|
Track > |
| Sep 12 | ACK | BOS | 18:20 | 18:57 |
Delayed
|
Track > |
| Sep 11 | ACK | BOS | 17:25 | 18:20 |
Cancelled
|
Track > |
| Sep 06 | ACK | BOS | 19:48 | 18:30 |
Unknown
|
Track > |
| Sep 05 | ACK | BOS | 20:02 | 18:20 |
Unknown
|
Track > |
| Sep 04 | ACK | BOS | 17:23 | 18:02 |
Landed
|
Track > |
| Aug 30 | ACK | BOS | 17:25 | 18:08 |
Landed
|
Track > |
| Aug 29 | ACK | BOS | 17:35 | 18:10 |
Landed
|
Track > |
Cape Air Flight 9K5221 connects Nantucket, United States to Boston, United States, taking off from Nantucket Memorial Airport ACK and landing at Boston Logan International Airport BOS.
How long is the 9K5221 flight from Nantucket to Boston?
The average flight time from Nantucket to Boston is 38 minutes. The flight distance is 146 km / 91 miles and the average flight speed is 195 km/h / 121 mph.
How many 9K5221 flights are operated per week?
3 flights per week. The flight 9K5221 is operated on Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of Cape Air Flight 9K5221 Nantucket to Boston?
The Airportia On-Time Performance Rating for Cape Air Flight 9K5221 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight 9K5221 arriving at?
Flight 9K5221 arrives at Boston Logan International Airport (BOS) Terminal C.
When was the latest 9K5221 flight?
The latest flight was scheduled for Saturday, September 19th, 2026 but was cancelled.
How else can the flight 9K5221 be referenced as?
This Cape Air flight can also be referenced as KAP5221, 9K 5221, KAP 5221.
How often is flight 9K5221 delayed?
On average, 10% of all 9K5221 flights are delayed. The average delay is 37 minutes.
Can I get compensation for my delayed or cancelled 9K5221 flight or baggage issues?
If your 9K5221 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 9K5221 Flight Tracker above for more details.
Claim compensation for your flight delay or cancellation!
Flight delays happen, but that doesn’t mean you have to accept them. You may be entitled to as much as 600€ in compensation if your flight has been delayed, cancelled or overbooked within the last three years. Claim Compensation Now >
Other flights departing from Nantucket ACK: TJ256, 9K7921, B62122, 9K7922
Other flights arriving at Boston BOS: DL1780, YX4727, 9K1856, YX4405
All flights connecting Nantucket ACK to Boston BOS.
