Flights operate between St Louis (STL) and Cancún (CUN).
1 airline operates this route with 2-4 flights daily flights.
Average flight time is 3h 00m - 3h 30m.
Route distance is 1248 miles (2008 km).
Route Distance
1248 miles (2008 km)
Average Duration
3h 00m - 3h 30m
Airlines Operating This Route
Frontier Airlines
Flight Frequency
Daily Flights
2-4 flights
Weekly Flights
20
Typical Departure Time Ranges
Earliest Departure
06:15
Latest Departure
06:15
Route Intelligence Dashboard
Overall Connectivity Score
35
ModerateRoute Diversity
1
Direct Routes
Frontier Airlines serves 1 destination from STL
Weekly Frequency
7
Weekly Flights
Trend: Stable
Top 1 Most Frequent Routes - Details
| Route | Weekly Flights | Duration | Distance | Reliability |
|---|---|---|---|---|
| STL → Cancún (CUN) (CUN) | 7/week | 3h 00m - 3h 30m | 1,248 km | Seasonal |
Flight Schedule & Filters
Frontier Airlines flights from Saint Louis (STL) to Cancún (CUN)
Frontier Airlines operates scheduled nonstop flights between Saint Louis (STL) and Cancún (CUN). Frontier Airlines operates 2-4 flights daily flights on this route.• Flight Duration: 3h 00m - 3h 30m (average flight time)• Distance: 1248 miles (2008 km) (air miles between airports)• Daily Flights: 2-4 flights (scheduled departures per day)
Saint Louis (STL)
US
Cancún (CUN)
MX
FLIGHT TIME
3h 00m - 3h 30m
FLIGHT DISTANCE
1248 miles (2008 km)
3h 18m - 3h 18m
06:15
06:15
1248 miles (2008 km)
September
1 (Show)
20
Frontier Airlines Terminal Information & Contact
Departure Terminal - Saint Louis (STL)
Terminal: 1
Phone: 1 866-807-7258
Location: 1, St Louis, US
Arrival Terminal - Cancún (CUN)
Terminal: 4
Phone: 52 998 848 7200
Location: 4, Cancun, MX
Frontier Airlines Flight Schedule from Saint Louis (STL) to Cancún (CUN)
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
F986 |  Frontier Airlines | 06:15 | 10:33:00 | Airbus A321 |
Frontier Airlines Monthly Flight Calendar
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Things to Do Near CUN Airport
Paraiso de la Bonita
14.1 km from airportKa'beh
14.7 km from airportHotel Xbalamque
14.8 km from airportRamada
14.9 km from airportPalmar Beach Riviera Maya
15.0 km from airportFrontier Airlines Terminal Information
Departure Terminal at Saint Louis (STL):
Terminal 1:
• Frontier Airlines Terminal Phone: 1 866-807-7258
Arrival Terminal at Cancún (CUN):
• Terminal : Frontier Airlines operates from this terminal
Terminal 4:
• Frontier Airlines Terminal Phone: 52 998 848 7200
Weather & Climate at Cancún (CUN)
26.7°C
Avg Temperature77mm
Avg Rainfall12.6km/h
Avg Wind Speed77%
Avg HumidityBest Months to Visit
Challenging Months
12-Month Weather Overview
Wind Speed by Month
Humidity by Month
Best Time to Book Flights to Cancún (CUN)
Best Booking Window
Book 2-3 months in advance for best prices
Booking Tip
Avoid booking during extreme weather months for better deals
Peak Travel Months
Expect higher prices and more crowds during these months. Book early to secure better rates.
Recommended Months
These months offer the best balance of weather, prices, and availability.
Monthly Booking Recommendations
Flight Price Trends for Cancún (CUN)
Cheapest Months to Fly
Book flights during these months for the best deals and lowest prices.
Most Expensive Months
Prices are typically highest during these months. Consider booking well in advance or choosing alternative dates.
Price Trend Analysis
Prices are typically lower during shoulder seasons
Monthly Price Trends
Best Months to Fly Frontier Airlines to Cancún (CUN)
Best Months
Optimal conditions for travel with favorable weather, prices, and availability.
Shoulder Season
Transition periods with moderate conditions. Good balance of price and experience.
Challenging Months
These months may have less favorable conditions. Plan accordingly and book early.
Seasonal Insight
Best travel months: 2025-01, 2025-02, 2025-03, 2025-04, 2025-05, 2025-06, 2025-09, 2025-10
Seasonal Travel Calendar
Frontier Airlines Contact Information and Customer Services
Frontier Airlines Address
4545 Airport Way
Denver, Colorado 80239, United States
Official Website
flyfrontier.comFrequently Asked Questions
How many Frontier Airlines flights operate from St Louis (STL) to Cancun (CUN)?
Frontier Airlines operates 1 flight from St Louis (STL) to Cancun (CUN).
What city does Cancun (CUN) airport serve?
Cancun (CUN) airport serves Cancún, MX.
How long is the Frontier Airlines flight from St Louis (STL) to Cancun (CUN)?
The flight duration is approximately 3h 00m - 3h 30m.
What is the distance from St Louis (STL) to Cancun (CUN)?
The distance is 1248 miles (2008 km).
What aircraft does Frontier Airlines use on this route?
Frontier Airlines uses Airbus A321 on this route.
Which other airlines operate on this route?
1 other airline operates on this route: Southwest Airlines.
Which terminal does Frontier Airlines use at St Louis (STL)?
Frontier Airlines flights from St Louis (STL) depart from Terminal 1. Terminal 1 phone: 1 866-807-7258.
View all Frontier Airlines flights to St Louis (STL) →
Popular Frontier Airlines routes from St Louis include multiple destinations.
Route data verified regularly by Triposia Travel Research Team.