Currently, the most affordable month to book a WestJet flight from Montreal Pierre Elliott Trudeau Intl Airport to Puerto Plata in May, with an average price of C$ 435. Conversely, traveling with WestJet from Montreal Pierre Elliott Trudeau Intl Airport to Puerto Plata in July will be the most expensive, with an average cost of C$ 666. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.
January
C$ 740
February
C$ 704
March
C$ 709
April
C$ 616
May
C$ 596
June
C$ 711
July
C$ 912
August
C$ 778
September
C$ 696
October
C$ 774
November
C$ 718
December
C$ 715
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