AirHint found the following cheapest return flights from Toronto (YYZ) to Hanoi (HAN) in May 2026 (see full year).

Return flights

29 May - 19 Jun	Flair Airlines
05 May - 12 May	Etihad Airways
11 May - 25 May	Flair Airlines
04 May - 18 May	Cathay Pacific
21 May - 27 May	Cathay Pacific
11 May - 18 May	Cathay Pacific
03 May - 18 May	Cathay Pacific
10 May - 26 May	Cathay Pacific
10 May - 24 May	Cathay Pacific
10 May - 25 May	Etihad Airways
04 May - 14 May	Cathay Pacific
30 May - 07 Jun	Air France
19 May - 14 Jun	Cathay Pacific
27 May - 20 Jun	Flair Airlines
29 May - 07 Jun	Etihad Airways
28 May - 20 Jun	WestJet
29 May - 05 Jun	Air France
20 May - 15 Jun	Cathay Pacific

Also check the deals for one-way flights from Toronto to Hanoi 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 Toronto to Hanoi in May from $835

Return flights