Cheap flights from Porto to Waterloo

View AU$478 flight on Fri, 12 Sep. 2025Opens in a new window

Popular airlines from Porto to Waterloo

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Cheap Flights from Porto (OPO) to Waterloo (YTO)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, 6 Sep. - Sat, 13 Sep.
OPO
Porto
YYZ
Toronto
AU$851 Return, found 21 hours ago
AU$851
Return
found 21 hours ago
Select United flight, departing Sat, 6 Sep. from Porto to Toronto, returning Sat, 13 Sep., priced at AU$851 found 21 hours ago
Air Canada
Sat, 6 Sep. - Sat, 13 Sep.
OPO
Porto
YYZ
Toronto
AU$913 Return, found 21 hours ago
AU$913
Return
found 21 hours ago
Select Air Canada flight, departing Sat, 6 Sep. from Porto to Toronto, returning Sat, 13 Sep., priced at AU$913 found 21 hours ago
Swiss International Air Lines
Sat, 6 Sep. - Sat, 13 Sep.
OPO
Porto
YYZ
Toronto
AU$1,020 Return, found 21 hours ago
AU$1,020
Return
found 21 hours ago
Select Swiss International Air Lines flight, departing Sat, 6 Sep. from Porto to Toronto, returning Sat, 13 Sep., priced at AU$1,020 found 21 hours ago
Lufthansa
Sat, 6 Sep. - Sat, 13 Sep.
OPO
Porto
YYZ
Toronto
AU$1,163 Return, found 21 hours ago
AU$1,163
Return
found 21 hours ago
Select Lufthansa flight, departing Sat, 6 Sep. from Porto to Toronto, returning Sat, 13 Sep., priced at AU$1,163 found 21 hours ago
American Airlines
Sat, 6 Sep. - Sat, 13 Sep.
OPO
Porto
YYZ
Toronto
AU$1,213 Return, found 21 hours ago
AU$1,213
Return
found 21 hours ago
Select American Airlines flight, departing Sat, 6 Sep. from Porto to Toronto, returning Sat, 13 Sep., priced at AU$1,213 found 21 hours ago
United
Sat, 6 Sep. - Sat, 13 Sep.
OPO
Porto
YYZ
Toronto
AU$1,242 Return, found 21 hours ago
AU$1,242
Return
found 21 hours ago
Select United flight, departing Sat, 6 Sep. from Porto to Toronto, returning Sat, 13 Sep., priced at AU$1,242 found 21 hours ago

Find the cheapest month to fly from Porto (OPO) to Toronto (YYZ)

February is typically the cheapest month to fly

From AU$575 - AU$1,064 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.