Route
DCA → ACK
Ronald Reagan Washington National Airport Nantucket Memorial Airport
405 miles
Return route ACK → DCA →
How punctual is this route?
- On-time arrivals
- 64.4%
- Less than 15 minutes late
- Cancelled
- 7.0%
- Of scheduled flights
- Average delay when late
- 60 min
- Flights arriving 15+ minutes late
- Flights tracked
- 286
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 44%
- Air traffic control & airport 25%
- Airline (crew, maintenance, cleaning) 19%
- Extreme weather 11%
- Security 1%
Share of delay minutes airlines attributed to each cause (BTS).
Sep 2025
Aug 2026
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 61.8% | 34 |
| October 2025 | 66.7% | 9 |
| June 2026 | 63.0% | 48 |
| July 2026 | 63.4% | 94 |
| August 2026 | 66.7% | 101 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Republic Airways | 166 | 72.4% | 5.4% | 64 min |
| JetBlue Airways | 120 | 52.8% | 9.2% | 58 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
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