| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Oct 05 | BOS | ACK | 15:24 | 15:55 |
Landed
|
Track > |
| Oct 01 | BOS | ACK | 16:08 | 16:40 |
Landed
|
Track > |
| Sep 30 | BOS | ACK | 16:49 | 17:20 |
Landed
|
Track > |
| Sep 14 | BOS | ACK | 16:30 | 17:03 |
Landed
|
Track > |
| Sep 07 | BOS | ACK | 11:57 | 11:18 |
En-Route
|
Track > |
| Sep 01 | BOS | ACK | 16:28 | 17:04 |
Landed
|
Track > |
| Aug 19 | BOS | ACK | 16:11 | 16:47 |
Landed
|
Track > |
| Aug 12 | BOS | ACK | 15:58 | 16:32 |
Landed
|
Track > |
| Aug 11 | BOS | ACK | 16:08 | 16:41 |
Landed
|
Track > |
Cape Air Flight 9K5631 connects Boston, United States to Nantucket, United States, taking off from Boston Logan International Airport BOS and landing at Nantucket Memorial Airport ACK.
How long is the 9K5631 flight from Boston to Nantucket?
The average flight time from Boston to Nantucket is 33 minutes. The flight distance is 146 km / 91 miles and the average flight speed is 253 km/h / 157 mph.
What is the On-Time Performance (OTP) of Cape Air Flight 9K5631 Boston to Nantucket?
The Airportia On-Time Performance Rating for Cape Air Flight 9K5631 is 5/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest 9K5631 flight?
The latest flight took off on Sunday, October 5th, 2025 with the flight status being Landed on 15:55.
How else can the flight 9K5631 be referenced as?
This Cape Air flight can also be referenced as KAP5631, 9K 5631, KAP 5631.
How often is flight 9K5631 delayed?
On average, 11% of all 9K5631 flights are delayed. The average delay is 11 minutes.
Can I get compensation for my delayed or cancelled 9K5631 flight or baggage issues?
If your 9K5631 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 9K5631 Flight Tracker above for more details.
Other flights departing from Boston BOS: AA1442, AA5942, 9K5551, 9K5611
Other flights arriving at Nantucket ACK: 9K7671, TJ2110, 9K5551, TJ291
All flights connecting Boston BOS to Nantucket ACK.
