Book Air Canada flights to St. Louis, MO (STL) from CAD 262*
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*Fares displayed have been collected within the last 48 hours and may no longer be available at the time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.
Flights to St. Louis, MO - our lowest fares in cash
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CAD
Toronto (YYZ)to
St. Louis, MO (STL) Oct 07, 2026
From
CAD 420
One-way
Economy
Toronto (YYZ)to
St. Louis, MO (STL) Oct 02, 2026
From
CAD 420
One-way
Economy
Montréal (YUL)to
St. Louis, MO (STL) Sep 06, 2026
From
CAD 442
One-way
Economy
Montréal (YUL)to
St. Louis, MO (STL) Sep 10, 2026
From
CAD 442
One-way
Economy
Québec (YQB)to
St. Louis, MO (STL) Jan 05, 2027
From
CAD 427
One-way
Economy
Québec (YQB)to
St. Louis, MO (STL) Jan 12, 2027
From
CAD 427
One-way
Economy
Vancouver (YVR)to
St. Louis, MO (STL) Oct 06, 2026
From
CAD 262
One-way
Economy
Vancouver (YVR)to
St. Louis, MO (STL) Oct 12, 2026
From
CAD 262
One-way
Economy
Ottawa, ON (YOW)to
St. Louis, MO (STL) Jul 28, 2027
From
CAD 409
One-way
Economy
Ottawa, ON (YOW)to
St. Louis, MO (STL) Jul 26, 2027
From
CAD 409
One-way
Economy
Calgary (YYC)to
St. Louis, MO (STL) Oct 27, 2026
From
CAD 334
One-way
Economy
Calgary (YYC)to
St. Louis, MO (STL) Oct 28, 2026
From
CAD 334
One-way
Economy
*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.
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Flights to St. Louis, MO - our lowest fares in points
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No popular fares were found for the options selected. Try updating your selection.*Points displayed do not reflect preferred pricing for Aeroplan Elite Status Members and/or Aeroplan Credit Cardholders. Prices have been collected within the past 48 hrs and may no longer be available at time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.