Direct (non-stop) flights from Cancún (CUN) to Saint Louis (STL)
Find comprehensive flight information, schedules, and booking details for direct flights from Cancún (CUN) to Saint Louis (STL). This popular route is operated by 2 airlines, offering multiple daily departures.• Flight Duration: 3h 05m - 3h 35m (average flight time)• Distance: 1248 miles (2008 km) (air miles between airports)• Daily Flights: 2-5 flights (scheduled departures per day)
Cancún (CUN)
Saint Louis (STL)
FLIGHT TIME
3h 05m - 3h 35m
FLIGHT DISTANCE
1248 miles (2008 km)
3h 10m - 3h 19m
12:14
16:30
1248 miles (2008 km)
May
2 (Show)
23
Flight Schedule
December 2025
Airlines with direct flights from Cancún (CUN) to Saint Louis (STL)
Route Insights
Duration variability: Flight duration on this route can vary based on aircraft type, wind conditions, and airline scheduling. Average duration is 3h 05m - 3h 35m.
Pricing patterns: May typically offers lower prices due to reduced demand outside peak travel seasons.
Best departure times: Peak departure times are 12:00, 16:00, offering more flight options and potentially better connections.
Cancún (CUN) - Saint Louis (STL) flight price statistics
$615
ApproximateThe numbers are average prices found based on user searches for direct flights between the airports. It's calculated from the cheapest prices found per month for a round-trip with 1 adult and can vary depending on the amount of data we have for this particular route.
$421
Jan$430
Feb$1720
Mar$753
Apr$249
May$626
Jun$728
Jul$404
Aug$449
Sep$322
Oct$516
Nov$757
DecRelated Information
Airports: CUN • STL Airport
Airlines operating this route: Frontier Airlines (F9), Southwest Airlines
Frequently Asked Questions
How many flights operate from CUN to STL?
There are 3 direct flights operating from CUN to STL. Approximately 2-5 flights daily.
Which airlines operate flights from CUN to STL?
2 airlines operate on this route: Frontier Airlines, Southwest Airlines.
How long is the flight from CUN to STL?
The flight duration from CUN to STL is approximately 3h 05m - 3h 35m.
What is the distance from CUN to STL?
The distance from CUN to STL is 1248 miles (2008 km).
What is the flight time range for this route?
Flight times on this route range from 3h 10m - 3h 19m.
What are the earliest and latest flight departure times?
The earliest flight departs at 12:14 and the latest flight departs at 16:30.
What is the cheapest month to fly from CUN to STL?
May is typically the cheapest month to fly on this route.
How many flights operate per week on this route?
Approximately 23 flights operate per week from CUN to STL.
What types of aircraft operate on this route?
This route is served by Airbus A321, Boeing 737-700 (winglets) Passenger/BBJ1, Boeing 737MAX 8 Passenger.
What is the average flight price from CUN to STL?
The average flight price for a round-trip ticket from CUN to STL is approximately $615 USD. Prices can vary based on booking time, season, and airline.
When is the best time to book flights from CUN to STL for the lowest prices?
May is typically the cheapest month to fly from CUN to STL. Booking in advance and avoiding peak travel seasons can help you find better deals.
How many airlines offer flights from CUN to STL?
2 airlines offer direct flights from CUN to STL, providing travelers with multiple options for scheduling and pricing.
How far is STL from CUN?
The distance from CUN to STL is 1248 miles (2008 km). This is a long-haul flight route.
How long does it take to fly from CUN to STL?
The flight time from CUN to STL is approximately 3h 05m - 3h 35m. Actual flight duration may vary based on weather conditions, aircraft type, and routing.