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

Return flights

12 May - 19 May	Qatar Airways
19 May - 26 May	Air Canada
11 May - 18 May	Air Canada
13 May - 20 May	Air Canada
06 May - 13 May	Air Canada
20 May - 27 May	Air Canada
05 May - 25 May	Qatar Airways
05 May - 12 May	Qatar Airways
17 May - 24 May	Air Canada
26 May - 02 Jun	Air Canada
14 May - 21 May	Air Canada
27 May - 03 Jun	Air Canada
28 May - 04 Jun	Air Canada
31 May - 07 Jun	Air Canada
25 May - 01 Jun	Air Canada
27 May - 17 Jun	WestJet
29 May - 05 Jun	Air Canada
30 May - 06 Jun	Air Canada

Also check the deals for one-way flights from Montreal 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 Montreal to Hanoi in May from $1009

Return flights