Travel with Air Canada from Calgary to St. Louis, MO (YYC - STL) from CAD 429*

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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 between Calgary and St. Louis, MO - our lowest fares in cash

Sep 2026
FromCAD 429*
One way/Economy
Oct 2026
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Nov 2026
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cmp-daily-histogram-bars-legend-min-price-aria-label CAD 429
cmp-daily-histogram-bars-legend-max-price-aria-label CAD 524
Displaying fares for September-2026
  • YYC–STL: cmp-view-offers-disclaimer. Find offers
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  • YYC–STL, Sep 08, 2026: From CAD 499
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  • YYC–STL, Sep 09, 2026: From CAD 460
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  • YYC–STL, Sep 10, 2026: From CAD 485
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  • YYC–STL, Sep 11, 2026: From CAD 524
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  • YYC–STL, Sep 12, 2026: From CAD 524
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  • YYC–STL, Sep 13, 2026: From CAD 524
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  • YYC–STL, Sep 14, 2026: From CAD 442
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  • YYC–STL, Sep 15, 2026: From CAD 429
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  • YYC–STL, Sep 16, 2026: From CAD 429
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  • YYC–STL, Sep 17, 2026: From CAD 429
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  • YYC–STL, Sep 18, 2026: From CAD 442
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    • RangeCAD 429-CAD 524

    *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.

    Book flights from Calgary (YYC) to St. Louis, MO (STL) | Air Canada

    Flights between Calgary and St. Louis, MO - our lowest fares in points

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    Flights between Calgary and St. Louis, MO - our lowest fares in points
    From
    To
    Fare Type
    Departure
    Price
    Calgary (YYC)St. Louis, MO (STL)One-way
    /
    Economy    		 Jun 05, 2027

    From

    12,500 pts
    + CAD 241

    Viewed: 11 minutes ago

    Calgary (YYC)St. Louis, MO (STL)One-way
    /
    Economy    		 May 29, 2027

    From

    13,800 pts
    + CAD 181

    Viewed: 14 minutes ago

    Calgary (YYC)St. Louis, MO (STL)One-way
    /
    Economy    		 Oct 11, 2026

    From

    14,900 pts
    + CAD 181

    Viewed: 5 hours ago

    Calgary (YYC)St. Louis, MO (STL)One-way
    /
    Economy    		 Jan 06, 2027

    From

    12,500 pts
    + CAD 166

    Viewed: 1 day 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.

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