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Cheap flight deals from St. Louis to Calgary Starting at €102

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

  • One way
  • Round-trip
      • STL06:26 pm
        29h 29m
        1 stop
        YYC10:55 pm
        Tue, Feb 25|St. Louis - Calgary|Frontier Airlines
        €102€205
        50% OFF
        50% OFF
        €205€102

        Choose Frontier Airlines flights from St. Louis to Calgary. The one-way connecting flight with Frontier Airlines departs from St. Louis Lambert International Airport on Tue, Feb 25, arriving at Calgary International Airport. One-way Prices start from €102 including taxes and charges.

      • STL10:17 am
        10h 19m
        1 stop
        YYC07:36 pm
        Mon, Apr 7|St. Louis - Calgary|American Airlines
        €116€205
        43% OFF
        43% OFF
        €205€116

        Choose American Airlines flights from St. Louis to Calgary. The one-way connecting flight with American Airlines departs from St. Louis Lambert International Airport on Mon, Apr 7, arriving at Calgary International Airport. One-way Prices start from €116 including taxes and charges.

      • STL06:25 am
        14h 11m
        1 stop
        YYC07:36 pm
        Mon, Mar 3|St. Louis - Calgary|Southwest Airlines
        €139€205
        32% OFF
        32% OFF
        €205€139

        Choose Southwest Airlines flights from St. Louis to Calgary. The one-way connecting flight with Southwest Airlines departs from St. Louis Lambert International Airport on Mon, Mar 3, arriving at Calgary International Airport. One-way Prices start from €139 including taxes and charges.

      • STL01:39 pm
        9h 2m
        1 stop
        YYC09:41 pm
        Mon, Mar 3|St. Louis - Calgary|United Airlines
        €154
        €154

        Choose United Airlines flights from St. Louis to Calgary. The one-way connecting flight with United Airlines departs from St. Louis Lambert International Airport on Mon, Mar 3, arriving at Calgary International Airport. One-way Prices start from €154 including taxes and charges.

      • STL05:10 am
        7h 40m
        1 stop
        YYC11:50 am
        Mon, Mar 3|St. Louis - Calgary|American Airlines
        €156
        €156

        Choose American Airlines flights from St. Louis to Calgary. The one-way connecting flight with American Airlines departs from St. Louis Lambert International Airport on Mon, Mar 3, arriving at Calgary International Airport. One-way Prices start from €156 including taxes and charges.

      • STL04:39 pm
        6h 2m
        1 stop
        YYC09:41 pm
        Tue, Feb 25|St. Louis - Calgary|United Airlines
        €157
        €157

        Choose United Airlines flights from St. Louis to Calgary. The one-way connecting flight with United Airlines departs from St. Louis Lambert International Airport on Tue, Feb 25, arriving at Calgary International Airport. One-way Prices start from €157 including taxes and charges.

      • STL11:08 pm
        24h 47m
        1 stop
        YYC10:55 pm
        Thu, Feb 20|St. Louis - Calgary|Frontier Airlines
        €159
        €159

        Choose Frontier Airlines flights from St. Louis to Calgary. The one-way connecting flight with Frontier Airlines departs from St. Louis Lambert International Airport on Thu, Feb 20, arriving at Calgary International Airport. One-way Prices start from €159 including taxes and charges.

      • STL06:38 pm
        19h
        1 stop
        YYC12:38 pm
        Mon, Mar 31|St. Louis - Calgary|Frontier Airlines
        €161
        €161

        Choose Frontier Airlines flights from St. Louis to Calgary. The one-way connecting flight with Frontier Airlines departs from St. Louis Lambert International Airport on Mon, Mar 31, arriving at Calgary International Airport. One-way Prices start from €161 including taxes and charges.

      • STL01:45 pm
        8h 56m
        1 stop
        YYC09:41 pm
        Mon, Mar 10|St. Louis - Calgary|United Airlines
        €161
        €161

        Choose United Airlines flights from St. Louis to Calgary. The one-way connecting flight with United Airlines departs from St. Louis Lambert International Airport on Mon, Mar 10, arriving at Calgary International Airport. One-way Prices start from €161 including taxes and charges.

      • STL04:39 pm
        6h 2m
        1 stop
        YYC09:41 pm
        Mon, Mar 3|St. Louis - Calgary|Air Canada
        €166
        €166

        Choose Air Canada flights from St. Louis to Calgary. The one-way connecting flight with Air Canada departs from St. Louis Lambert International Airport on Mon, Mar 3, arriving at Calgary International Airport. One-way Prices start from €166 including taxes and charges.

      • STL01:00 pm
        3h 5m
        Nonstop
        YYC02:00 pm
        Sun, Feb 23|St. Louis - Calgary|Frontier Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

St. Louis to Calgary Flight Time

Flight info.
Departure
Arrival
Weekly Schedule

  1. UA2625

    United Airlines

    01:41 pm

    STL

    2.5h

    03:10 pm

    DEN

    SMTWTFS
    Search

  2. UA720

    United Airlines

    07:18 pm

    DEN

    2.5h

    09:48 pm

    YYC

    SMTWTFS

  3. UA1004

    United Airlines

    04:30 pm

    STL

    2.3h

    05:50 pm

    DEN

    SMTWTFS
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  4. UA720

    United Airlines

    07:18 pm

    DEN

    2.5h

    09:48 pm

    YYC

    SMTWTFS

  5. AC4897

    Air Canada

    04:45 pm

    STL

    2.5h

    06:15 pm

    DEN

    SMTWTFS
    Search

  6. AC5434

    Air Canada

    07:18 pm

    DEN

    2.5h

    09:48 pm

    YYC

    SMTWTFS

  7. DL2455

    Delta Air Lines

    05:00 pm

    STL

    3.5h

    07:29 pm

    SLC

    S--WT-S
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  8. DL4113

    Delta Air Lines

    08:55 pm

    SLC

    2.2h

    11:07 pm

    YYC

    SMTWTFS

  9. AA2261

    American Airlines

    05:10 am

    STL

    2.0h

    07:11 am

    DFW

    SMTWTFS
    Search

  10. AA2517

    American Airlines

    08:50 am

    DFW

    4.0h

    11:50 am

    YYC

    SMTWTFS

  11. UA4412

    United Airlines

    06:30 am

    STL

    1.5h

    08:01 am

    ORD

    SMTWTFS
    Search

  12. UA764

    United Airlines

    08:53 am

    ORD

    3.8h

    11:39 am

    YYC

    SMTWTFS

  13. UA2135

    United Airlines

    07:00 am

    STL

    2.5h

    08:33 am

    DEN

    SMTWTFS
    Search

  14. UA2459

    United Airlines

    11:23 am

    DEN

    2.5h

    01:53 pm

    YYC

    SMTWTFS

  15. WS8784

    WestJet

    09:00 am

    STL

    2.5h

    12:27 pm

    LGA

    SMTWT--
    Search

  16. WS1681

    WestJet

    05:30 pm

    JFK

    5.6h

    09:07 pm

    YYC

    SMTWT-S

  17. WS8545

    WestJet

    10:10 am

    STL

    1.6h

    12:46 pm

    ATL

    SMTWT--
    Search

  18. WS1591

    WestJet

    05:20 pm

    ATL

    4.8h

    08:05 pm

    YYC

    SMTWTFS

  19. UA4426

    United Airlines

    10:39 am

    STL

    1.4h

    12:05 pm

    ORD

    SMTWTFS
    Search

  20. WS1575

    WestJet

    04:45 pm

    ORD

    3.9h

    07:36 pm

    YYC

    S--W--S
Find more flights and airlines

When is the cheapest time to fly from St. Louis to Calgary?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from St. Louis (STL) to Calgary (YYC) the cheapest?

    Airlines adjust prices for flights from St. Louis to Calgary based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from St. Louis (STL) to Calgary (YYC) cost?

    According to Trip.com's data, the lowest price is around €338.

  • What is the transportation method from the main airport to downtown in Calgary?

    • The distance from Calgary International Airport to downtown is about 9 km. It takes about 20 minutes by taxi.

How to find a cheap flight from St. Louis to Calgary

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from St. Louis to Calgary. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Info | St. Louis to Calgary

Cheapest nonstop flight price€101
Off-season for travelJanuary
Peak season for travelNovember
Flight distance2,319.3 km
Popular airlineAmerican Airlines

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