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

Return flights

12 May - 19 May	Porter Airlines (Canada) Ltd
20 May - 27 May	Avianca
06 May - 13 May	Copa
05 May - 12 May	Porter Airlines (Canada) Ltd
19 May - 26 May	Copa
26 May - 02 Jun	Copa
27 May - 03 Jun	Copa
04 May - 11 May	Avianca
14 May - 21 May	Copa
11 May - 18 May	Porter Airlines (Canada) Ltd
18 May - 25 May	Copa
08 May - 15 May	Copa
29 May - 05 Jun	Copa
25 May - 01 Jun	Copa
30 May - 06 Jun	Copa
31 May - 07 Jun	Avianca

Also check the deals for one-way flights from Montreal to Guayaquil 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.

Book a cheap hotel in Guayaquil

Cheap car rent in Guayaquil

Cheapest return flights from Montreal to Guayaquil in May from 423€

Return flights