Route · ACK → JFK · 2020–2025 BTS data
Nantucket to New York
The ACK–JFK corridor (Nantucket, MA → New York, NY) runs behind the national average, served by 4 carriers across roughly 199 miles.
Data updated 2026-06-13
- 76.2%
- On-time
- -2.8 pts
- vs US avg
- 106 min
- Delay when late
- 2,109
- Flights
Cancelled
5.1%
Best Month
Sep 2022 83%
Worst Month
Jun 2025 57%
Distance
199 mi
Carriers
4
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Sep 2025 | 39 | 9 | 0 | 0 | YX,B6 |
| Aug 2025 | 85 | 18 | 1 | 0 | YX,B6 |
| Jul 2025 | 93 | 36 | 9 | 0 | B6,YX |
| Jun 2025 | 68 | 29 | 5 | 0 | B6,YX |
| Sep 2024 | 35 | 2 | 1 | 0 | YX,B6 |
| Aug 2024 | 93 | 21 | 11 | 0 | B6,YX |
| Jul 2024 | 93 | 30 | 5 | 0 | B6,YX |
| Jun 2024 | 78 | 17 | 7 | 0 | B6,YX |
| May 2024 | 32 | 8 | 1 | 0 | B6,YX |
| Oct 2023 | 38 | 10 | 1 | 0 | B6 |
| Sep 2023 | 65 | 21 | 8 | 0 | B6,YX |
| Aug 2023 | 97 | 24 | 2 | 0 | B6,YX |
| Jul 2023 | 105 | 36 | 13 | 0 | B6,YX |
| Jun 2023 | 97 | 31 | 5 | 0 | B6,YX |
| May 2023 | 42 | 10 | 0 | 0 | B6,YX |
| Sep 2022 | 60 | 10 | 0 | 0 | 9E,B6 |
| Aug 2022 | 124 | 22 | 0 | 0 | 9E,B6 |
| Jul 2022 | 125 | 26 | 3 | 1 | 9E,B6 |
| Jun 2022 | 112 | 22 | 5 | 0 | 9E,B6 |
| May 2022 | 37 | 9 | 1 | 0 | 9E,B6 |
| Oct 2021 | 30 | 1 | 0 | 0 | B6 |
| Sep 2021 | 67 | 13 | 2 | 0 | 9E,B6 |
| Aug 2021 | 112 | 26 | 4 | 0 | 9E,B6 |
| Jul 2021 | 138 | 44 | 12 | 0 | 9E,B6 |
Cancellation Rate
5.1%
96 of 1,865 flights
Diversion Rate
0.1%
1 of 1,865 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
ACK - Nantucket
Full on-time, delay-cause, and seasonal performance for Nantucket, MA.
Origin airport →JFK - New York
Full on-time, delay-cause, and seasonal performance for New York, NY.
Destination airport →Compare the two airports
See ACK and JFK side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to ACK–JFK.
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What the Data Says About ACK to JFK
The Nantucket to New York corridor (ACK to JFK) posts a 76.2% on-time rate on the lower edge of the average band, based on 2,109 tracked flights. Late flights run 105.9 minutes behind on average. 4 carriers cover the 199-mile route; over the last 24 months, 96 of 1,865 flights were cancelled (5.1%) and 0.1% diverted.
The monthly split is wide on this route: Sep 2022 posted the strongest performance at 83% on-time, while Jun 2025 came in at just 57% - a 26-point swing worth factoring into travel timing.
Frequently Asked Questions
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Data source
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.
Read our methodology - how this data is sourced, computed, and verified.
Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.