Flights From Porto (OPO) to Waterloo (YUL)

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Selected fares from Porto to Waterloo

The cheapest prices found with in the last 7 days for return flights were CA $586 and CA $330 for one-way flights to Waterloo for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Transat
Sun, Jun 7 - Sat, Jun 13
OPO
Dr. Francisco de Sa Carneiro
YUL
Pierre Elliott Trudeau Intl.
CA $586 Roundtrip, found 2 hours ago
CA $586
Roundtrip
found 2 hours ago
Select Air Transat flight, departing Sun, Jun 7 from Dr. Francisco de Sa Carneiro to Pierre Elliott Trudeau Intl., returning Sat, Jun 13, priced at CA $586 found 2 hours ago
Swiss International Air Lines
Thu, May 21 - Wed, May 27
OPO
Dr. Francisco de Sa Carneiro
YUL
Pierre Elliott Trudeau Intl.
CA $632 Roundtrip, found 6 days ago
CA $632
Roundtrip
found 6 days ago
Select Swiss International Air Lines flight, departing Thu, May 21 from Dr. Francisco de Sa Carneiro to Pierre Elliott Trudeau Intl., returning Wed, May 27, priced at CA $632 found 6 days ago
Lufthansa
Thu, Oct 8 - Sat, Oct 24
OPO
Dr. Francisco de Sa Carneiro
YUL
Pierre Elliott Trudeau Intl.
CA $657 Roundtrip, found 2 hours ago
CA $657
Roundtrip
found 2 hours ago
Select Lufthansa flight, departing Thu, Oct 8 from Dr. Francisco de Sa Carneiro to Pierre Elliott Trudeau Intl., returning Sat, Oct 24, priced at CA $657 found 2 hours ago