Planning a flight from Ottawa to Trenton?

Flight prices from Ottawa to Trenton Mercer change depending on demand and time of booking.

Choose a date to explore the best fares now.

Many users find better fares by booking several weeks in advance. In fact, for many routes, booking early is one of the best ways to save.

Are there alternative airports near Ottawa and Trenton Mercer?

The two cities are about 565 km apart. Looking beyond the main airport might reveal better options.

• Airports in Ottawa: Ottawa - McDonald Cartier is the only airport in operation.
• Airports in Trenton Mercer: Only Trenton Mercer is active at the moment.

Many smaller airports are connected by direct buses or shuttles, often at low cost. If Trenton Mercer has more than one airport, you can pick the most convenient for your destination.

Refine your flight search from Ottawa to Trenton

With Jetcost, it’s easy to narrow down results to find flights that match your schedule and preferences. You can filter by airline, price, trip type, and more — including offers from the best airlines and travel agencies.

Other popular destinations

Also looking at United States? These cities are trending: Las Vegas, Los Angeles, Miami, New York City, Orlando.

Online agencies can show different offers for the same flight — it’s worth comparing. Filters let you narrow things down further, like selecting a specific time slot to find flights that suit you best.