Cheapest return YUL–IST flights, May

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

Return flights

31 May - 14 Jun WestJet
31 May - 09 Jun WestJet
31 May - 17 Jun WestJet
31 May - 19 Jun WestJet
31 May - 12 Jun WestJet
31 May - 16 Jun WestJet
31 May - 10 Jun WestJet
17 May - 03 Jun WestJet
31 May - 27 Jun WestJet
31 May - 07 Jun WestJet
17 May - 31 May WestJet
11 May - 31 May FrenchBee
19 May - 26 May WestJet
10 May - 31 May FrenchBee
17 May - 20 May WestJet
17 May - 24 May WestJet
10 May - 14 May FrenchBee
24 May - 29 May Air Transat
08 May - 13 May FrenchBee
23 May - 28 May WestJet

Also check the deals for one-way flights from Montreal to Istanbul in May.

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