Cheapest return flights from Ontario to Kathmandu in August from $1654

Best time to book flights for Ontario (ONT) to Kathmandu (KTM) flights at AirHint

AirHint found the following cheapest return flights from Ontario (ONT) to Kathmandu (KTM) in August 2025 (see full year).

Return flights

23 Aug - 30 Aug China Airlines
01 Aug - 31 Aug Qatar Airways

Also check the deals for one-way flights from Ontario to Kathmandu in August.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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