Cheap Flights from Mexico City to St Louis

Compare Mexico City to St Louis flight deals

Find the cheapest month or even day of the year to fly to St Louis

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Flight deals from Mexico City to St Louis Airport

Looking for a cheap last-minute deal or the best return flight from Mexico City to St Louis Airport? If you want to travel next month, return fares start from R 7,783. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Mexico City to St Louis

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Mexico City to St Louis flights are currently cheapest in May.

Mexico City to St Louis: Alternative routes

Compare routes from Mexico City to St Louis below. You may find an airport to fly into that's cheaper, faster, or easier than St Louis.

Mexico City to St Louis: Flight information

The things to know before you go.
Cheapest flight foundR 3,249
Cheapest month to flyMay

Finding cheap flights from Mexico City to St Louis: Frequently asked questions

The best price we found for a return flight from Mexico City to St Louis is R 6,160. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Mexico City to St Louis. But we found flights with one stop from R 6,160.
As of April 2026, there are no flights flying from Mexico City to St Louis.
The cheapest month to fly from Mexico City to St Louis is usually April.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Mexico City to St Louis Airport on Friday, 17 April 2026.
No airlines currently offer direct flights between Mexico City and St Louis Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to St Louis but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to St Louis is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to St Louis is Viva .

Flying from Mexico City to Lambert-St. Louis International Airport (STL): What you need to know

  • Mexico City has two main airports that set the stage for your next getaway. Check out your options for booking a flight from Mexico City to Lambert-St. Louis International Airport (STL) leaving from Benito Juarez International Airport (MEX) or Santa Lucia Air Force Base Airport (NLU).

  • St Louis is one hour ahead of Mexico City. Lambert-St. Louis International Airport is located in St Louis, which operates on the UTC-5 timezone.

  • For a stress-free journey, turn up at the airport two hours ahead of international flights and one hour before domestic departures. This will give you plenty of time to board your flight from Mexico City to STL.

  • During high season, allow for extended wait times and show up earlier. Aim for at least two hours ahead for domestic flights and as much as four hours for international trips.

Airports in Mexico City

Benito Juarez International Airport (MEX)

  • Consider adding a stopover to find cheap flights from Mexico City to STL. Just uncheck 'Direct flights only' when searching for departures from Benito Juarez International Airport (MEX). Take a break from travelling at one of these popular options:

    • Hartsfield-Jackson Atlanta International Airport (ATL)

    • George Bush Intercontinental Airport (IAH)

    • San Antonio International Airport (SAT)

  • Located around 8 kilometres from the centre of Mexico City, MEX can be reached in about 25 minutes by car (depending on traffic). The journey on public transport takes roughly 55 minutes.

  • Searching for a convenient hotel close to Benito Juarez International Airport? If you've booked an early flight from Mexico City to Lambert-St. Louis International Airport, these accommodation options will have you sleeping moments from your check-in counter:

  • Benito Juarez International Airport earns top marks for its on-time performance. 80.91% of flights that take off from MEX land on time.

Santa Lucia Air Force Base Airport (NLU)

  • Add a stopover to your journey at Cancun International Airport (CUN). It's a popular transfer point for flights from Mexico City to Lambert-St. Louis International Airport (STL) departing Santa Lucia Air Force Base Airport.

  • With public transport, you can travel from central Mexico City to NLU in around 1 hour 45 minutes. The terminal is roughly 40 kilometres away, and making the journey by car takes approximately 55 minutes.

  • You're off on holiday, so why not book an extra night away at a hotel close to Santa Lucia Air Force Base Airport? Before your Mexico City to STL flight, lay your head at Verticca Hotel.

  • 67.58% of all departures from Santa Lucia Air Force Base Airport stick to their scheduled arrival time.

About Lambert-St. Louis International Airport (STL)

Getting from Lambert-St. Louis International Airport (STL) to central St Louis

  • Central St Louis is roughly 16 kilometres from Lambert-St. Louis International Airport. Travel times by cab or car hire will vary depending on time of day and traffic conditions, so do a little research before your trip.

  • Travelling by public transport takes roughly 35 minutes.

How to find the cheapest flights from Mexico City to Lambert-St. Louis International Airport (STL)

  • At the moment, R 3,249 is the best price we've found for a one-way ticket from Mexico City to Lambert-St. Louis International Airport. The cheapest price for a return flight is R 6,160. Remember fares can change due to demand at the time of booking.

  • Booking in advance is often the key to scoring a cheap flight from Mexico City to STL. Fares tend to rise as demand increases, so the closer you get to departure, the more expensive your ticket may be.

  • The 'Whole month' search tool shows you the cheapest Mexico City to Lambert-St. Louis International Airport tickets throughout the entire month. It's an easy way to find a bargain if your trip dates are flexible.

  • There's no need to check back in every day to find out if prices have dropped when you set up a Price Alert. We'll let you know as soon as a lower fare pops up on plane tickets from Mexico City to STL.

  • Find the best deal on a flight from Mexico City to Lambert-St. Louis International Airport with the help of the filters. Pick your ideal arrival and departure times, number of stops and airlines. You can also sort your results by 'Cheapest,' 'Best' or 'Fastest.'

The best time to fly from Mexico City to Lambert-St. Louis International Airport (STL)

  • July is when most people book flights from Mexico City to Lambert-St. Louis International Airport (STL). Visit St Louis in April for a more laid-back experience.

  • Before locking in your Mexico City to STL plane ticket, consider the kind of weather you prefer. July is the warmest month in St Louis, with temperatures ranging from 17ºC (63ºF) to 33ºC (91ºF).

  • Search for cheap tickets from Mexico City to Lambert-St. Louis International Airport in January if you'd rather travel when it's cooler. Temperatures are at their lowest then, ranging between -8ºC (18ºF) and 7ºC (45ºF).

More about St Louis

Explore more of the United States

  • St Louis has loads to offer, but there are so many other corners of the United States just waiting to be explored. About 257 kilometres east of St Louis, a visit to Evansville will fill your itinerary to the brim. Start with popular sights like Mesker Park Zoo, Riverfront Park and Evansville Zoological Society.

  • If there's time to check out another side of the United States, consider Columbia, about 177 kilometres west of St Louis. Sentinel Park, Museum of Art and Archaeology and Bur Oak Brewing Company are the start of reasons to visit.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.