Cape Air 9K5431 Flight Status
According to Trip.com latest record on status for Cape Air flight 9K5431 from Boston to Nantucket (BOS-ACK): Flights for Nov 1, 2026 are scheduled, with the next departure slated for 18:50 from BOS and an expected arrival at 19:45 at ACK .
Sat, Oct 31
Sun, Nov 1
Mon, Nov 2
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Arrived
The flight arrived 15m early.
55m
Check-in Counter
--
Boarding Gate
C27
Arrival Gate
--
Baggage
--
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Scheduled
Your flight will depart on time.
55m
Check-in Counter
--
Boarding Gate
--
Arrival Gate
--
Baggage
--
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Cape Air
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Scheduled
Your flight will depart on time.
55m
Check-in Counter
--
Boarding Gate
--
Arrival Gate
--
Baggage
--
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Cape Air
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9K5431 Aircraft Specifications
According to Trip.com real-time data, the 9K5431 flight from Boston to Nantucket on 11/1/2026 is operated using the aircraft model Cessna. This aircraft has been in service for 11y, 11m. The aircraft has 9 seats.
Cessna
On-Time Departure
43
%
On-Time Arrival
57
%
Avg. Delay
37 minutes
Aircraft Age
11y, 11m
Total Seats
9
Flight Distance
--
Economy
Cabin Amenities
None
In-flight entertainment is unavailable
Wi-Fi is unavailable
No power outlets are available
Seat Information
69 cm
Legroom
43 cm
Seat width
100°
Reclining Angle
1-1
Seat layout example
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9K5431 Flight History
Trip.com historical records show that the last 9K5431 flight departed on Sat, Oct 31 from BOS at approximately 18:55. This flight is expected to arrrive in ACK at 19:30.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Tue, Oct 27 | Boston (BOS) | Nantucket (ACK) | CNA | 18:50 | 19:26 | Scheduled |
| Wed, Oct 28 | Boston (BOS) | Nantucket (ACK) | CN4 | 18:45 | 19:12 | In Flight |
| Thu, Oct 29 | Boston (BOS) | Nantucket (ACK) | CNA | 19:00 | 19:30 | In Flight |
| Fri, Oct 30 | Boston (BOS) | Nantucket (ACK) | CNA | 19:16 | 19:52 | Delayed |
| Sat, Oct 31 | Boston (BOS) | Nantucket (ACK) | T12 | 18:55 | 19:30 | Arrived |
| Sun, Nov 1 | Boston (BOS) | Nantucket (ACK) | CNA | 18:50 | 19:45 | Scheduled |
| Mon, Nov 2 | Boston (BOS) | Nantucket (ACK) | CNA | 18:50 | 19:45 | Scheduled |
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9K5431 On-Time Performance
Based on the average performance of this flight over the last 30 trips, the on-time departure rate of 9K5431 is 43% (Late on average 56 minutes), and the on-time arrival rate is 57% (Late on average 37 minutes).
On-Time Departures
Punctuality
43
%
Late on average
56 minutes
Early
7
%
On time
37
%
30 mins late
33
%
60 mins late
3
%
90 mins late
20
%
Cancelled
15
%
On-Time Arrivals
Punctuality
57
%
Late on average
37 minutes
Early
30
%
On time
27
%
30 mins late
23
%
60 mins late
7
%
90 mins late
13
%
Cancelled
15
%
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Flight FAQs
What is the current status of flight 9k5431?
Flight 9k5431 has not departed yet and is currently on schedule. Scheduled departure 18:50, arrival 19:45 (updated Nov 1, 2026).Is flight 9k5431 on time today?
Flight 9k5431 has not departed yet and is currently on schedule. Scheduled departure is 18:50, with arrival at 19:45. Recheck gate and timing before you head to the airport.Has flight 9k5431 departed yet? What is the departure time?
Flight 9k5431 is scheduled to depart at 18:50. The latest actual or estimated departure time is 18:50, and the current status is Scheduled (updated Nov 1, 2026).When is flight 9k5431 scheduled to arrive?
Flight 9k5431 is scheduled to arrive at 19:45. The latest estimated or actual arrival time is 19:45. Status is Scheduled as of Nov 1, 2026.What route does flight 9k5431 fly?
Flight 9k5431 is operated by Cape Air from Boston (BOS) to Nantucket (ACK). Typical flight time is about 55 minutes; operating days may include Sunday.How can I check real-time status for flight 9k5431?
Track flight 9k5431 on this Trip.com status page for live departure, arrival, gate and baggage updates. For push alerts on the go, open the same flight in the Trip.com App and turn on flight notifications.If flight 9k5431 is delayed or canceled, what should I do?
If 9k5431 is delayed or canceled, first confirm the latest status here (Scheduled, updated Nov 1, 2026). Contact Cape Air or your booking channel for rebooking or refund options, and check Trip.com Manage Booking if you booked on Trip.com.Has flight 9k5431 departed from Boston?
Flight 9k5431 has not departed from Boston (BOS) yet and is currently on schedule for 18:50.What is the seat configuration for flight 9k5431?
Flight 9k5431 usually flies a Cessna with seat layout 1-1. Layouts can differ by aircraft subtype and cabin product—confirm your seat map in Manage Booking after you purchase.
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When You Land: Nantucket Weather & Time Zone
Mostly clear
|
2°C - 11°C
Weather forecast for your arrival day
0 hour time difference
Time on arrival: Boston 19:45
|
Nantucket 19:45
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