Cheapest return flights from Ontario to Kathmandu in March from $1299

AirHint found the following cheapest return flights from Ontario (ONT) to Kathmandu (KTM) in March 2026 (see full year).

Return flights

20 Mar - 11 Apr China Airlines
26 Mar - 11 Apr Alaska Airlines
19 Mar - 10 Apr Qatar Airways
20 Mar - 10 Apr Qatar Airways
19 Mar - 03 Apr Qatar Airways
13 Mar - 03 Apr Qatar Airways
20 Mar - 05 Apr Qatar Airways
19 Mar - 05 Apr Alaska Airlines

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

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