AirHint found the following cheapest return flights from Montreal (YUL) to Kathmandu (KTM) in May 2026 (see full year).

Return flights

08 May - 28 May	Air Transat
08 May - 02 Jun	FrenchBee
01 May - 08 May	Turkish Airlines
22 May - 29 May	Turkish Airlines
03 May - 10 May	Turkish Airlines
06 May - 13 May	Emirates
07 May - 14 May	Emirates
10 May - 17 May	Emirates
12 May - 19 May	Emirates
13 May - 20 May	Emirates
17 May - 24 May	Emirates
25 May - 01 Jun	Emirates
27 May - 03 Jun	Emirates
28 May - 04 Jun	Emirates
29 May - 05 Jun	Emirates
31 May - 07 Jun	Turkish Airlines

Also check the deals for one-way flights from Montreal to Kathmandu in May.

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 Montreal to Kathmandu in May from $1543

Return flights