Cheapest return flights from Toronto to Kathmandu in September from $1225

Best time to book flights for Toronto (YYZ) to Kathmandu (KTM) flights at AirHint

AirHint found the following cheapest return flights from Toronto (YYZ) to Kathmandu (KTM) in September 2025 (see full year).

Return flights

25 Sep - 31 Oct Biman Bangladesh Airlines
20 Sep - 10 Oct Biman Bangladesh Airlines
09 Sep - 07 Oct Air India
20 Sep - 31 Oct Biman Bangladesh Airlines
02 Sep - 25 Oct Air India
05 Sep - 26 Sep Air India
29 Sep - 13 Oct Air India
24 Sep - 30 Oct Air India
22 Sep - 10 Oct Air India
29 Sep - 31 Oct Air India
29 Sep - 30 Oct Air India
17 Sep - 23 Sep Emirates
07 Sep - 16 Sep Emirates

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

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.

Book a cheap hotel in Kathmandu

Cheap car rent in Kathmandu