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

Return flights

05 May - 12 May	Air Transat
26 May - 02 Jun	Air Transat
12 May - 19 May	Air Transat
06 May - 13 May	Air Transat
04 May - 11 May	Air Transat
03 May - 10 May	British Airways
22 May - 29 May	Air Transat
27 May - 03 Jun	Air Transat
28 May - 04 Jun	Air Transat
11 May - 18 May	Air Transat
25 May - 01 Jun	Air Transat
20 May - 27 May	Air Transat
31 May - 07 Jun	FrenchBee
21 May - 28 May	Air Transat
29 May - 05 Jun	FrenchBee
17 May - 24 May	FrenchBee
25 May - 08 Jun	Air Transat
30 May - 06 Jun	FrenchBee
18 May - 09 Jun	Lufthansa

Also check the deals for one-way flights from Montreal to Prague 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 Prague in May from 503€

Return flights