$247 Cheap United flights St. Louis (STL) to Ottawa (YOW)

$247 Cheap United flights St. Louis (STL) to Ottawa (YOW)

Prices were available within the past 7 days and start at $247 for one-way flights and $456 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Sep 21 - Fri, Sep 25

STL

St. Louis

YOW

Ottawa

$456 Roundtrip, found 4 days ago

$456

Roundtrip

found 4 days ago

Select United flight, departing Mon, Sep 21 from St. Louis to Ottawa, returning Fri, Sep 25, priced at $456 found 4 days ago

Tue, Sep 22 - Wed, Sep 23

STL

St. Louis

YOW

Ottawa

$459 Roundtrip, found 4 days ago

$459

Roundtrip

found 4 days ago

Select United flight, departing Tue, Sep 22 from St. Louis to Ottawa, returning Wed, Sep 23, priced at $459 found 4 days ago

Mon, Sep 21 - Fri, Sep 25

STL

St. Louis

YOW

Ottawa

$459 Roundtrip, found 4 days ago

$459

Roundtrip

found 4 days ago

Select United flight, departing Mon, Sep 21 from St. Louis to Ottawa, returning Fri, Sep 25, priced at $459 found 4 days ago

Wed, Oct 7 - Fri, Oct 23

STL

St. Louis

YOW

Ottawa

$461 Roundtrip, found 4 days ago

$461

Roundtrip

found 4 days ago

Select United flight, departing Wed, Oct 7 from St. Louis to Ottawa, returning Fri, Oct 23, priced at $461 found 4 days ago

Sat, Oct 24 - Sun, Nov 8

STL

St. Louis

YOW

Ottawa

$463 Roundtrip, found 2 days ago

$463

Roundtrip

found 2 days ago

Select United flight, departing Sat, Oct 24 from St. Louis to Ottawa, returning Sun, Nov 8, priced at $463 found 2 days ago

Tue, Sep 22 - Sun, Sep 27

STL

St. Louis

YOW

Ottawa

$466 Roundtrip, found 4 days ago

$466

Roundtrip

found 4 days ago

Select United flight, departing Tue, Sep 22 from St. Louis to Ottawa, returning Sun, Sep 27, priced at $466 found 4 days ago