Cheap flights from Trenton, New Jersey from $38

Our data suggests that currently, the cheapest flights from Trenton, New Jersey are being offered by Frontier. For example, Frontier flights from Trenton, New Jersey to Atlanta start at $27.

Currently, the cheapest flight from Trenton, New Jersey found by our users is for $42 to Atlanta. Prices will vary according to several factors such as the departure date and time, but on average you can expect to pay around $158 to travel from Trenton, New Jersey to Atlanta.

Orlando Airport and Orlando are currently the destinations served most frequently from Trenton, New Jersey, with 1 and 1 flights per day on average, respectively.

Airlines including Frontier frequently fly from Trenton, New Jersey. You can view other airlines by performing a quick search in the form above.

Prices for flights from Trenton-Mercer Airport are refreshed on a daily basis.

As of August 2025, there are 3 operators available to choose from for flights from Trenton-Mercer Airport.

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Trenton-Mercer Airport.

The travel and health documents required for your trip to Trenton-Mercer Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Trenton-Mercer Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.