Book Air Canada flights to St. Louis, MO (STL) from CAD 277*
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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 22, 2026
From
CAD 462
One-way
Economy
Toronto (YYZ)to
St. Louis, MO (STL) Oct 24, 2026
From
CAD 462
One-way
Economy
Montréal (YUL)to
St. Louis, MO (STL) Oct 12, 2026
From
CAD 484
One-way
Economy
Montréal (YUL)to
St. Louis, MO (STL) Oct 16, 2026
From
CAD 484
One-way
Economy
Vancouver (YVR)to
St. Louis, MO (STL) Oct 20, 2026
From
CAD 277
One-way
Economy
Vancouver (YVR)to
St. Louis, MO (STL) Oct 21, 2026
From
CAD 277
One-way
Economy
Ottawa, ON (YOW)to
St. Louis, MO (STL) Oct 14, 2026
From
CAD 451
One-way
Economy
Ottawa, ON (YOW)to
St. Louis, MO (STL) Jul 31, 2027
From
CAD 451
One-way
Economy
Halifax (YHZ)to
St. Louis, MO (STL) Oct 31, 2026
From
CAD 347
One-way
Economy
Halifax (YHZ)to
St. Louis, MO (STL) Nov 03, 2026
From
CAD 347
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.
Exclusive hotel deals for Aeroplan Members
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Flights to St. Louis, MO - our lowest fares in points
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pts
From | To | Fare Type | Departure | Price |
|---|---|---|---|---|
| Calgary (YYC) | St. Louis, MO (STL) | One-way / Economy | Mar 22, 2027 | From 32,519 pts + CAD 228 Viewed: 20 hours ago |
| Halifax (YHZ) | St. Louis, MO (STL) | One-way / Economy | Jul 17, 2027 | From 14,464 pts + CAD 131 Viewed: 11 hours ago |
*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.