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

Return flights

03 May - 10 May	United
04 May - 11 May	LATAM Airlines Group
06 May - 13 May	LATAM Airlines Group
11 May - 18 May	LATAM Airlines Group
18 May - 25 May	LATAM Airlines Group
01 May - 08 May	LATAM Airlines Group
29 May - 05 Jun	LATAM Airlines Group
05 May - 12 May	United
20 May - 27 May	Copa
27 May - 03 Jun	Copa
08 May - 15 May	LATAM Airlines Group
28 May - 04 Jun	LATAM Airlines Group
07 May - 14 May	LATAM Airlines Group
25 May - 01 Jun	WestJet
26 May - 02 Jun	Copa
30 May - 06 Jun	Copa
31 May - 07 Jun	United

Also check the deals for one-way flights from Montreal to Lima 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 Lima in May from $505

Return flights