← FlightMVP

Flights between Cancun (CUN) and St. Louis (STL)

Cancún International Airport, Mexico ↔ St Louis Lambert International Airport, United States

A direct route between Cancun and St. Louis appears in the OpenFlights route network.

This reflects historical scheduled service and may be out of date — it is not a live timetable.

Airlines that have operated this route include:

Frontier Airlines (F9)
Distance
1,998 km
1,241 miles
Est. flight time
3h 0m
great-circle estimate
Time difference
~1h
varies with DST
View this route on the live map →Search fares on Skyscanner ↗

Climate

Typical monthly temperatures in Mexico

Jan
22°
27/17
10mm
Feb
24°
29/19
10mm
Mar
26°
31/21
10mm
Apr
28°
33/23
15mm
May
29°
34/24
40mm
Jun
28°
33/23
130mm
Jul
26°
31/21
150mm
Aug
27°
32/22
145mm
Sep
25°
30/20
130mm
Oct
25°
30/20
60mm
Nov
24°
29/19
20mm
Dec
22°
27/17
10mm

Mean °C (high/low below), avg. rainfall mm · country-level monthly normals, not airport-specific.

Typical monthly temperatures in United States

Jan
4°
9/-1
70mm
Feb
6°
11/1
60mm
Mar
11°
16/6
75mm
Apr
17°
22/12
80mm
May
23°
28/18
95mm
Jun
28°
33/23
100mm
Jul
30°
35/25
95mm
Aug
29°
34/24
90mm
Sep
25°
30/20
80mm
Oct
18°
23/13
70mm
Nov
11°
16/6
70mm
Dec
5°
10/0
75mm

Mean °C (high/low below), avg. rainfall mm · country-level monthly normals, not airport-specific.

Travel advisories

Mexico: Caution — some areas (UK FCDO) ↗United States: Normal precautions (UK FCDO) ↗

Common questions

How far is Cancun from St. Louis?

Cancun (CUN) and St. Louis (STL) are around 1,998 km (1,241 miles) apart — an estimated 3h 0m by air. Distances and flight times are great-circle estimates.

Which airlines have operated the CUN–STL route?

Airlines recorded operating this route in the OpenFlights network include Frontier Airlines. This reflects historical scheduled service and may be out of date.

What is the time difference between Cancun and St. Louis?

Time difference ~ 1 hour (varies with daylight-saving).

When is it warmest in United States?

Across United States, the warmest month on average is July, with mean temperatures around 30°C. These are country-level monthly climate normals, not airport-specific.

Are there travel advisories for Mexico and United States?

The UK FCDO currently rates Mexico as Caution — some areas; The UK FCDO rates United States as Normal precautions. Check the official sources before you travel.

Distances and flight times are great-circle estimates, not booked block times.