Saint Louis to Cancun Flights

STL-CUN Flight Tickets Booking by Date


Book cheap flights to Cancun from Saint Louis today with using OutTrippin’s ticket finder. We help you compare flights, carriers and seating classes all year round. Be sure to find the right flight to match your budget, plans and travel preferences.

Round-trip Tickets from Saint Louis to Cancun

Departure date Return date Flight Stops Find Ticket



United Airlines (UA 4413)

1 stop




United Airlines (UA 4514)

2 stops


* Total price includes taxes + fees for 1 adult. Additional bag fees and other fees may apply.

Saint Louis-Cancun Flight is Served by Airlines

  • Frontier Airlines Flights

Departure Lambert-St. Louis International Airport (Saint Louis)

Weather: [simple-weather location=”Saint Louis, United States” days=”2″]

Destination Cancun International Airport (Cancun)

Weather: [simple-weather location=”Cancun, Mexico” days=”2″]
  • Airport Name: Cancun International Airport
  • Country Code: MX
  • City Code: CUN
  • Airport Code: CUN
  • Flightable: Active
  • Time Zone: America/Cancun
  • Latitude: 21.040457
  • Longitude: -86.874435

*Flight prices are indicative, based on passenger numbers and may vary dependent on your individual flight dates. Complete a new search to view live pricing.

* Checked baggage is not included but may be added for a fee. Carry-on baggage limits, including size restrictions, will be strictly applied. Passengers with more than the applicable carry-on baggage allowance will need to check in baggage, and charges will apply.