On this page, you can book flights from St. Louis to Cancun. This 1,962 km flight between the US and Mexico is operated regularly, with an average frequency of about 8 flights per week.
Airlines serving this route include American Airlines, Frontier Airlines, and Southwest Airlines. To plan your trip, we recommend checking how to get to the St. Louis airport and how to reach the city from the Cancun airport, and you can find the best prices using the calendar on this page.
The table shows direct flights St. Louis → Cancun on the selected date. The flight takes approximately 3 h 16 min. Regular flights are operated by Frontier Airlines, Southwest Airlines, American Airlines and Volaris. Departures from Lambert-St. Louis International Airport airports, arrivals at Cancun International Airport.
For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.
Below is a calendar of the lowest flight ticket prices for St. Louis — Cancun by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from AED 709 in ,, and the most expensive are around AED 2,072 in a. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.
St. Louis → Cancun, average one-way price
| Month | Average price | Level | Month | Average price | Level | Month | Average price | Level |
|---|---|---|---|---|---|---|---|---|
| Jan | AED 1,143 | medium | May | AED 1,417 | high | Sep | AED 1,051 | low |
| Feb | AED 1,189 | medium | Jun | AED 1,509 | high | Oct | AED 1,097 | low |
| Mar | AED 1,463 | high | Jul | AED 1,463 | high | Nov | AED 1,074 | low |
| Apr | AED 1,326 | medium | Aug | AED 1,326 | medium | Dec | AED 1,371 | high |
Some values are estimated based on seasonality.
The highest temperatures in Cancun are recorded in July, when the air warms up to 30.9°C, while June is considered the rainiest month with 193.53 mm of precipitation. Comfortable dry weather typically sets in between February and April, providing optimal conditions for a seaside vacation.
According to statistics, the most budget-friendly flights are available in August with prices starting AED 723. Ticket prices peak in April, when the minimum fare rises to AED 1,195, as well as in December with offers starting AED 1,181.
As a compromise between weather and price, consider March: it is one of the driest months with moderate ticket costs. It is best to avoid the period from September to October due to the peak of the tropical rainy season and high humidity.
Four airlines operate flights from St. Louis to Cancun, with American Airlines and Southwest Airlines being the primary carriers. The schedule is dominated by one-stop flights, although the total departure frequency reaches 8 times per week. To see a detailed daily schedule and choose the best route option, please check the interactive list below.
Flights St. Louis — Cancun depart from Lambert-St. Louis International Airport and arrive at Cancun International Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.
A direct flight covers the 1,962 km distance in about 3 hours. Travel time for connecting flights depends on the layover duration and usually ranges from 5 to 8 hours.
Regular service is provided by American Airlines, Southwest Airlines, Frontier Airlines, and Volaris. You can choose between full-service carriers and budget low-cost airlines.
Direct flights on this route are operated periodically, mainly during the peak tourist season. Most available options involve one layover at major US hubs.
Ticket prices change constantly based on demand. You can check the current minimum for specific dates in the low price calendar and the price trend chart on this page.
For the best price, it is recommended to start your search 2–3 months before your trip. The most favorable fares are often found for mid-week departures.
Russian citizens need to obtain a free electronic authorization for tourism or have a valid multiple-entry Schengen visa (or a US visa). We recommend checking the current rules before booking.
Where travelers fly most — pick a route and check prices
