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

Return flights

05 Mar - 16 Mar	WestJet
05 Mar - 18 Mar	Porter Airlines (Canada) Ltd
25 Mar - 14 Apr	Porter Airlines (Canada) Ltd
20 Mar - 30 Apr	Air Canada
01 Mar - 31 Mar	Porter Airlines (Canada) Ltd
01 Mar - 21 Mar	Flair Airlines
03 Mar - 02 Apr	WestJet
09 Mar - 18 Mar	WestJet
17 Mar - 14 Apr	WestJet
01 Mar - 28 Mar	Porter Airlines (Canada) Ltd
04 Mar - 10 Apr	WestJet
18 Mar - 18 Apr	WestJet
25 Mar - 15 Apr	Porter Airlines (Canada) Ltd
01 Mar - 24 Mar	WestJet
07 Mar - 07 Apr	WestJet
01 Mar - 02 Apr	Flair Airlines
08 Mar - 05 Apr	WestJet
01 Mar - 20 Mar	WestJet
05 Mar - 12 Mar	Porter Airlines (Canada) Ltd
09 Mar - 26 Mar	WestJet

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

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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Cheapest return flights from Toronto to Kathmandu in March from 963€

Return flights