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

Return flights

22 May - 29 May	SWISS
04 May - 11 May	Air Transat
02 May - 09 May	Condor
06 May - 13 May	Condor
10 May - 17 May	Condor
12 May - 19 May	Condor
01 May - 08 May	Condor
03 May - 10 May	Condor
05 May - 12 May	Condor
07 May - 14 May	Condor
26 May - 02 Jun	Lufthansa
27 May - 03 Jun	Lufthansa
25 May - 01 Jun	Air Canada
31 May - 07 Jun	KLM
28 May - 04 Jun	Lufthansa
30 May - 06 Jun	Air Canada
29 May - 05 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 594€

Return flights