- Cheap flights from Ontario Intl. Airport (ONT) to Niagara Falls (IAG) (2026) | Expedia.co.id

A large waterfall cascading over a cliff, surrounded by lush greenery and a distant view of a cityscape.

Popular airlines from Ontario Intl. Airport (ONT) to Niagara Falls, NY (IAG-Niagara Falls Intl.)

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Travel information

Origin airport	Ontario Intl. Airport
Destination airport	Niagara Falls, NY
Distance	3,472 km away

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