Frontier Airlines flights from CUN to STL
Find comprehensive Frontier Airlines flight information, schedules, and booking details for direct flights from CUN to STL. Frontier Airlines operates 2-5 flights daily flights on this route.• 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)
CUN
STL
FLIGHT TIME
3h 05m - 3h 35m
FLIGHT DISTANCE
1248 miles (2008 km)
3h 19m - 3h 19m
12:14
12:14
1248 miles (2008 km)
May
1 (Show)
23
Frontier Airlines Flight Schedule from CUN to STL
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
F987 |  Frontier Airlines | 12:14 | 14:33:00 | Airbus A321 |
Frontier Airlines Monthly Flight Calendar
December 2025
Route Insights
Pricing patterns: May typically offers lower prices due to reduced demand outside peak travel seasons.
Best departure times: Peak departure times are 12:00, offering more flight options and potentially better connections.
CUN - 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
DecFrontier Airlines Terminal Information
Terminal information for Frontier Airlines on this route is currently being updated. Please check back soon or contact the airports directly for terminal details.
Frequently Asked Questions about Frontier Airlines Flights
How many Frontier Airlines flights operate from CUN to STL?
Frontier Airlines operates 1 flight from CUN to STL.
What city does STL airport serve?
STL airport serves Saint Louis.
How long is the Frontier Airlines flight from CUN to STL?
The flight duration is approximately 3h 05m - 3h 35m.
What is the distance from CUN to STL?
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.
What is the cheapest month to fly Frontier Airlines from CUN to STL?
May is typically the cheapest month to fly Frontier Airlines on this route.
What is the average price for a Frontier Airlines flight from CUN to STL?
The average price for a round-trip Frontier Airlines flight on this route is approximately $615. Prices can vary based on booking time and demand.
How many Frontier Airlines flights operate per week on this route?
Frontier Airlines operates approximately 23 flights per week from CUN to STL.