TTN to ATL flight delays & on-time performance
Nonstop flights from Trenton Mercer Airport to Hartsfield Jackson Atlanta International Airport · 701 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at TTN or ATL right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Trenton (TTN) to Atlanta (ATL) arrived on time 84% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 2.6% were cancelled, and 3% arrived an hour or more late.
- Frontier Airlines is the only airline reporting nonstop flights on this route.
- Monday was the most reliable day to fly (100% on time) and Friday the least (80%).
- The largest source of delay minutes was late-arriving aircraft (68%).
Which airline is most on time from TTN to ATL?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Frontier Airlines | 84% | 2.6% | 8 min | 2.6% | 39 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 10am75%12 flights
- 12pm94%16 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday100%0.0% cancelled
- Tuesday100%0.0% cancelled
- Thursday86%0.0% cancelled
- Friday80%0.0% cancelled
- Saturday100%0.0% cancelled
- Sunday63%11.1% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft68%
- Airline (crew, maintenance, cleaning, fueling)22%
- Air traffic control & airport congestion11%
- Extreme weather0%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Airline (crew, maintenance, cleaning, fueling)100%
- Extreme weather0%
- Air traffic control & airport congestion0%
- Security0%
TTN to ATL: common questions
- How often are TTN to ATL flights on time?
- 84% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Trenton to Atlanta cancelled?
- 2.6% of scheduled flights were cancelled (1 of 39).
- How long are typical delays?
- Across all flights the average arrival delay was 8 min (early arrivals count as zero). Flights that were late arrived 50 min behind schedule on average, and 2.6% of flights were an hour or more late.
- How long is taxi time at TTN?
- Flights on this route spent 16 min taxiing from the gate to takeoff on average.
Related routes
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: TTN → ATL, nonstop flights by US airlines that report to the DOT. How we calculate this.