Cheap flights from St. Louis to Niagara-on-the-Lake from CA $187

Cheap flights from St. Louis (STL) to Niagara-on-the-Lake (YTZ)

Prices were available within the past 7 days and start at CA $187 for one-way flights and CA $450 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Sep. 20 - Tue, Sep. 30

STL

St. Louis

YYZ

Toronto

CA $450 Roundtrip, found 2 days ago

CA $450

Roundtrip

found 2 days ago

Select American Airlines flight, departing Sat, Sep. 20 from St. Louis to Toronto, returning Tue, Sep. 30, priced at CA $450 found 2 days ago

Mon, Sep. 1 - Tue, Sep. 9

STL

St. Louis

YYZ

Toronto

CA $452 Roundtrip, found 3 days ago

CA $452

Roundtrip

found 3 days ago

Select American Airlines flight, departing Mon, Sep. 1 from St. Louis to Toronto, returning Tue, Sep. 9, priced at CA $452 found 3 days ago

Thu, Nov. 13 - Sat, Nov. 15

STL

St. Louis

YYZ

Toronto

CA $467 Roundtrip, found 2 days ago

CA $467

Roundtrip

found 2 days ago

Select American Airlines flight, departing Thu, Nov. 13 from St. Louis to Toronto, returning Sat, Nov. 15, priced at CA $467 found 2 days ago

Tue, Sep. 16 - Tue, Sep. 23

STL

St. Louis

YYZ

Toronto

CA $504 Roundtrip, found 14 hours ago

CA $504

Roundtrip

found 14 hours ago

Select Delta flight, departing Tue, Sep. 16 from St. Louis to Toronto, returning Tue, Sep. 23, priced at CA $504 found 14 hours ago

Wed, Sep. 3 - Fri, Sep. 5

STL

St. Louis

YYZ

Toronto

CA $520 Roundtrip, found 3 days ago

CA $520

Roundtrip

found 3 days ago

Select United flight, departing Wed, Sep. 3 from St. Louis to Toronto, returning Fri, Sep. 5, priced at CA $520 found 3 days ago

Sat, Aug. 16 - Wed, Aug. 20

STL

St. Louis

YKF

Kitchener

CA $763 Roundtrip, found 4 days ago

CA $763

Roundtrip

found 4 days ago

Select Air Canada flight, departing Sat, Aug. 16 from St. Louis to Kitchener, returning Wed, Aug. 20, priced at CA $763 found 4 days ago