Currently, the most affordable month to book a Air Transat flight from Montreal Pierre Elliott Trudeau Intl Airport to Puerto Plata in May, with an average price of C$ 444. Conversely, traveling with Air Transat 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$ 736
February
C$ 700
March
C$ 706
April
C$ 613
May
C$ 605
June
C$ 706
July
C$ 907
August
C$ 786
September
C$ 704
October
C$ 767
November
C$ 714
December
C$ 712
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