St. Louis (STL) → Cancun (CUN)
About St. Louis to Cancun Flights
Discover the best flights from St. Louis to Cancun, covering 1,998 km in approximately 3h 0m. St. Louis (STL) to Cancun (CUN) is one of the busy short-haul routes connecting United States and Mexico. With 7 major airlines operating this route including direct flights, travelers have plenty of options to choose from. Whether you're traveling for business or leisure, our comprehensive guide helps you find the best deals, understand seasonal price variations, and choose the right airline for your journey from St. Louis to Cancun.
12-Month Price History
Flight prices from St. Louis to Cancun vary significantly throughout the year. February typically offers the best deals with average prices around $468, while July sees the highest prices, averaging $780. Savvy travelers can save up to 40% by choosing their travel dates wisely.
Best Time to Fly
Cheapest Month
February
Save up to 40% on average
Most Expensive
July
Peak season pricing
Book in Advance
80 days
For best prices
Booking Tips
For the best prices on St. Louis to Cancun flights, we recommend booking 178 days in advance. International flights typically see price increases as the departure date approaches, so early booking is advisable. Tuesday and Wednesday departures often offer the lowest fares, while Friday and Sunday flights tend to be more expensive due to business and leisure travel demand. Consider flying early morning or late evening for additional savings, as these off-peak times usually have lower demand.
Airlines Serving This Route
| Airline | Economy | Business | First |
|---|---|---|---|
United Airlines UA | $380 | $1380 | $2320 |
British Airways BA | $410 | $1680 | $2740 |
American Airlines AA | $430 | $1510 | $2680 |
Delta Air Lines DL | $470 | $1750 | $2520 |
Air France AF | $480 | $1500 | $2500 |
Emirates EK | $490 | $1730 | $3470 |
Lufthansa LH | $550 | $1960 | $2940 |
United Airlines
UA
Economy
$380
Business
$1380
First
$2320
British Airways
BA
Economy
$410
Business
$1680
First
$2740
American Airlines
AA
Economy
$430
Business
$1510
First
$2680
Delta Air Lines
DL
Economy
$470
Business
$1750
First
$2520
Air France
AF
Economy
$480
Business
$1500
First
$2500
Emirates
EK
Economy
$490
Business
$1730
First
$3470
Lufthansa
LH
Economy
$550
Business
$1960
First
$2940
Prices shown are estimates based on historical data. Actual prices may vary based on dates, availability, and current promotions.
Alternative Flight Options
St. Louis → Cozumel
St. Louis Lambert International (STL) to Cozumel International (CZM)
Distance: 2,053 km
Average price: $530
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Frequently Asked Questions
How long is the flight from St. Louis to Cancun?
The flight time from St. Louis (STL) to Cancun (CUN) is approximately 3 hours and 0 minutes. This duration is for direct flights and may vary depending on aircraft type, weather conditions, and air traffic.
What is the distance between St. Louis and Cancun?
The aerial distance between St. Louis and Cancun is 1,998 kilometers (1,241 miles). This is the straight-line distance, which is used to calculate flight times.
Which airlines fly from St. Louis to Cancun?
Several airlines operate flights between St. Louis and Cancun, including American Airlines, Delta Air Lines, United Airlines and 4 more airlines. Direct flights are available on this route.
What is the cheapest month to fly from St. Louis to Cancun?
Based on historical data, February typically offers the lowest airfares for flights from St. Louis to Cancun. However, prices can vary based on holidays, events, and airline promotions. We recommend checking our price calendar for the most up-to-date information.
How far in advance should I book my flight to Cancun?
For the best prices on St. Louis to Cancun flights, we recommend booking 133 days in advance. International flights generally require earlier booking than domestic routes.
Do I need a visa to travel from St. Louis to Cancun?
Visa requirements depend on your nationality and the purpose of your visit. Citizens of United States traveling to Mexico should check the latest visa requirements. Visit our partner site visarequirements.io for detailed visa information.
What is the time difference between St. Louis and Cancun?
St. Louis operates on America/Chicago time zone, while Cancun is in the America/Cancun time zone. For current time differences and to plan your schedule, visit our partner site timezig.com for accurate timezone conversions.