Trenton Mercer Airport (TTN): Delays & On-Time Performance
Data through May 2026
Trenton Mercer Airport (TTN) in Trenton, NJ is a middle-of-the-pack performer: 78% of departures are on time, within a few points of the national 78%. It hosts 2 airlines flying 3 departures a day to 11 destinations, with cancellations at 3.4%.
- Departures on-time
- 78%
- left <15 min late
- Avg dep delay
- 20 min
- Arrivals on-time
- 73%
- Cancelled
- 3.4%
- Destinations
- 11
- nonstop
- Airlines
- 2
Monthly on-time trend
Best time of day to depart from TTN
Busiest routes from TTN
| Route | Flights/12mo | On-time | Avg delay |
|---|---|---|---|
| TTN → MCO | 542 | 80% | 19 min |
| TTN → TPA | 235 | 78% | 18 min |
Frequently asked questions
- How often are flights delayed at TTN?
- 22% of departures from Trenton Mercer Airport left 15+ minutes late between 2024-06 and 2026-05, with an average departure delay of 20 minutes. The national on-time average over the same period was 78%.
- What is the best time of day to depart from TTN?
- Flights scheduled around 9 a.m. depart on time 87% of the time at TTN, versus 62% around 5 p.m.. Booking before noon is the usual rule of thumb here.
- How often are flights cancelled at TTN?
- 3.4% of scheduled departures from TTN were cancelled in this period, compared with a national rate of 1.6%.
Popular route pages from this airport
Based on 2,276 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.