Find out what a flight from Ottawa to Trenton might cost

Prices vary based on date, airline, and availability. Compare several options if you're flying between Ottawa and Trenton Mercer.

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Try shifting your departure forward or backward by a day to find better options. If you’re looking for a good deal, consider flying outside peak hours as well.

Which airports serve Ottawa and Trenton Mercer?

When planning a trip of about 565 km, it's a good idea to check flights from surrounding airports too.

• Airports in Ottawa: Ottawa - McDonald Cartier is the only operational airport in the area.
• Airports in Trenton Mercer: The only active airport in Trenton Mercer is Trenton Mercer.

The closest airport isn’t always the cheapest — it’s worth checking the alternatives too. In some cities, smaller airports offer lower fares than the main ones.

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