| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| May 21 | BOS | ACK | 13:03 | 09:18 |
En-Route
|
Track > |
| May 20 | BOS | ACK | 08:59 | 09:28 |
En-Route
|
Track > |
| May 07 | BOS | ACK | 12:55 | 13:50 |
En-Route
|
Track > |
| May 04 | BOS | ACK | 08:30 | 09:25 |
En-Route
|
Track > |
Cape Air Flight 9K42 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 9K42 flight from Boston to Nantucket?
The average flight time from Boston to Nantucket is 29 minutes. The flight distance is 146 km / 91 miles and the average flight speed is 201 km/h / 125 mph.
What is the On-Time Performance (OTP) of Cape Air Flight 9K42 Boston to Nantucket?
The Airportia On-Time Performance Rating for Cape Air Flight 9K42 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest 9K42 flight?
The latest flight took off on Thursday, May 21st, 2026 with the flight status being En-Route on 09:18.
How else can the flight 9K42 be referenced as?
This Cape Air flight can also be referenced as KAP42, KAP042, 9K042, 9K0042, 9K 42, KAP 42.
How often is flight 9K42 delayed?
On average, 25% of all 9K42 flights are delayed. The average delay is 13 minutes.
Can I get compensation for my delayed or cancelled 9K42 flight or baggage issues?
If your 9K42 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 9K42 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 Boston BOS: B62115, 9K5111, AV227, DL5703
Other flights arriving at Nantucket ACK: 9K5071, 9K5111, TJ437, TJ434
All flights connecting Boston BOS to Nantucket ACK.
