Flights to Southwest Illinois from Calgary - $182

Cheap Flights from Calgary to Southwest Illinois (YYC-STL)

Prices were available within the past 7 days and start at $182 for one-way flights and $320 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Sep 16 - Sat, Sep 27

YYC

Calgary

STL

St. Louis

$320 Roundtrip, found 22 hours ago

$320

Roundtrip

found 22 hours ago

Select American Airlines flight, departing Tue, Sep 16 from Calgary to St. Louis, returning Sat, Sep 27, priced at $320 found 22 hours ago

Wed, Aug 27 - Wed, Sep 3

YYC

Calgary

STL

St. Louis

$323 Roundtrip, found 2 days ago

$323

Roundtrip

found 2 days ago

Select American Airlines flight, departing Wed, Aug 27 from Calgary to St. Louis, returning Wed, Sep 3, priced at $323 found 2 days ago

Fri, Aug 29 - Sat, Aug 30

YYC

Calgary

STL

St. Louis

$371 Roundtrip, found 2 days ago

$371

Roundtrip

found 2 days ago

Select Air Canada flight, departing Fri, Aug 29 from Calgary to St. Louis, returning Sat, Aug 30, priced at $371 found 2 days ago

Wed, Sep 17 - Mon, Sep 22

YYC

Calgary

STL

St. Louis

$379 Roundtrip, found 1 day ago

$379

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Sep 17 from Calgary to St. Louis, returning Mon, Sep 22, priced at $379 found 1 day ago

Sun, Oct 26 - Thu, Oct 30

YYC

Calgary

STL

St. Louis

$379 Roundtrip, found 1 day ago

$379

Roundtrip

found 1 day ago

Select United flight, departing Sun, Oct 26 from Calgary to St. Louis, returning Thu, Oct 30, priced at $379 found 1 day ago

Fri, Sep 19 - Wed, Sep 24

YYC

Calgary

STL

St. Louis

$391 Roundtrip, found 17 hours ago

$391

Roundtrip

found 17 hours ago

Select Alaska Airlines flight, departing Fri, Sep 19 from Calgary to St. Louis, returning Wed, Sep 24, priced at $391 found 17 hours ago