Take off on cheap flights from St Louis to Montreal, your adventure starts now!

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  • month of return
$586
WestJet outward: May 24, 2019
9:45p STL » 6:42a YUL
WestJet 2 stops (8h57m)
WestJet inbound: May 27, 2019
11:45a YUL » 4:38a STL
WestJet 1 stop (16h53m)
Return
Departure
Find the cheapest St Louis Montreal flight by browsing the dates below to find alternative flight prices found in the last days. To launch a flight search for St Louis - Montreal with these new dates, click on an offer. Want to depart from another city? Choose:

Airlines operating flights from St Louis to Montreal

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  • April 2019
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  • American Airlines
  • WestJet
WestJet
outbound: May 24, 2019
WestJet 2 stops
return: May 27, 2019
WestJet 1 stop
American Airlines
outbound: May 24, 2019
American Airlines 1 stop
return: May 27, 2019
WestJet 1 stop

Travel tips for flights St Louis - Montreal

Average flight duration: 12h55m (flight with stopovers)

  • Arrival city:
  • Montreal, Canada
  • Airport(s):
  • Pierre Elliott Trudeau International Airport (YUL)
  • Local time:
  • Apr 24, 2019 4:08 AM, GMT-4
  • Weather:
  • min. 41ºF, max. 56ºF
  • Departure city:
  • St Louis, USA
  • Airport(s):
  • St. Louis Downtown Airport (CPS)
  • Lambert–St. Louis International Airport (STL)
  • MidAmerica St. Louis Airport (BLV)
  • Spirit of St. Louis Airport (SUS)
  • Local time:
  • Apr 24, 2019 3:08 AM, GMT-5
  • Weather:
  • min. 69ºF, max. 79ºF