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Cheap flights from Mexico City Federal District to St. Louis from $189

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Mexico City Federal District to St. Louis departing on 7/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Mexico City Federal District to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
8:45 pm - 2:23 pm
MEX
-
STL
16h 38m
1 stop
Frontier Logo
3:41 pm - 10:45 pm
STL
-
MEX
8h 04m
1 stop
$305Frontier
Tue, Jul 28 - Tue, Aug 4
Frontier Logo
8:40 am - 7:23 pm
MEX
-
STL
9h 43m
1 stop
Frontier Logo
3:33 pm - 10:45 pm
STL
-
MEX
8h 12m
1 stop
$310Frontier
Tue, Sep 1 - Wed, Sep 2
Frontier Logo
8:40 am - 7:23 pm
MEX
-
STL
9h 43m
1 stop
Frontier Logo
3:33 pm - 10:45 pm
STL
-
MEX
8h 12m
1 stop
$311Frontier
Tue, Sep 1 - Wed, Sep 2
Frontier Logo
8:40 am - 7:23 pm
MEX
-
STL
9h 43m
1 stop
Frontier Logo
3:33 pm - 10:45 pm
STL
-
MEX
8h 12m
1 stop
$313Frontier
Tue, Sep 1 - Wed, Sep 2
Multiple Airlines Logo
11:00 am - 6:05 pm
MEX
-
STL
30h 05m
1 stop
Multiple Airlines Logo
7:10 pm - 8:05 pm
STL
-
MEX
25h 55m
1 stop
$365Multiple Airlines
Tue, Jul 7 - Mon, Jul 13
Multiple Airlines Logo
11:00 am - 6:15 pm
MEX
-
STL
30h 15m
1 stop
Multiple Airlines Logo
7:10 pm - 8:05 pm
STL
-
MEX
25h 55m
1 stop
$375Multiple Airlines
Wed, Jul 8 - Mon, Jul 13
Frontier Logo
8:45 pm - 2:23 pm
MEX
-
STL
16h 38m
1 stop
Frontier Logo
7:03 pm - 9:45 pm
STL
-
MEX
27h 42m
1 stop
$377Frontier
Tue, Jul 7 - Tue, Jul 14
Multiple Airlines Logo
11:00 am - 6:15 pm
MEX
-
STL
30h 15m
1 stop
Multiple Airlines Logo
7:10 pm - 8:05 pm
STL
-
MEX
25h 55m
1 stop
$388Multiple Airlines
Fri, Jul 10 - Mon, Jul 13
Multiple Airlines Logo
11:00 am - 6:05 pm
MEX
-
STL
30h 05m
1 stop
Multiple Airlines Logo
8:08 pm - 5:30 pm
STL
-
MEX
22h 22m
1 stop
$390Multiple Airlines
Tue, Jul 7 - Tue, Jul 14
Multiple Airlines Logo
11:00 am - 6:05 pm
MEX
-
STL
30h 05m
1 stop
Multiple Airlines Logo
8:08 pm - 5:30 pm
STL
-
MEX
22h 22m
1 stop
$398Multiple Airlines
Tue, Jul 7 - Wed, Jul 15

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Frontier flights from Mexico City Federal District to St. Louis

Our best Frontier deals on Mexico City Federal District to St. Louis flight tickets
Frontier
Jul 28
MEX8:45 pmMexico City Benito Juarez
16h 38m
1 stop
STL2:23 pmLambert-St Louis
Aug 4
STL3:41 pmLambert-St Louis
8h 04m
1 stop
MEX10:45 pmMexico City Benito Juarez
$305
Frontier
Sep 1
MEX8:40 amMexico City Benito Juarez
9h 43m
1 stop
STL7:23 pmLambert-St Louis
Sep 2
STL3:33 pmLambert-St Louis
8h 12m
1 stop
MEX10:45 pmMexico City Benito Juarez
$310
Frontier
Sep 1
MEX8:40 amMexico City Benito Juarez
9h 43m
1 stop
STL7:23 pmLambert-St Louis
Sep 2
STL3:33 pmLambert-St Louis
8h 12m
1 stop
MEX10:45 pmMexico City Benito Juarez
$311

Volaris flights from Mexico City Federal District to St. Louis

Our best Volaris deals on Mexico City Federal District to St. Louis flight tickets
Volaris
Jul 14
MEX8:45 pmMexico City Benito Juarez
16h 38m
1 stop
STL2:23 pmLambert-St Louis
Jul 16
STL6:34 amLambert-St Louis
17h 36m
1 stop
MEX11:10 pmMexico City Benito Juarez
$431
Volaris
Jun 29
MEX8:45 pmMexico City Benito Juarez
16h 52m
1 stop
STL2:37 pmLambert-St Louis
Jul 2
STL6:30 amLambert-St Louis
11h 10m
1 stop
MEX4:40 pmMexico City Benito Juarez
$435
Volaris
Jul 1
MEX8:45 pmMexico City Benito Juarez
16h 52m
1 stop
STL2:37 pmLambert-St Louis
Jul 17
STL6:34 amLambert-St Louis
17h 36m
1 stop
MEX11:10 pmMexico City Benito Juarez
$450

momondo Fare Finder

 
Customize your flight search to find flights from Mexico City Federal District to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated June 15, 2026.
Use the filters below to find and compare flights from Mexico City Federal District to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Mexico CitySt. Louis

MEX - STL

MEXSTL

Mexico City Benito Juarez

Tue 7/28

8:45 pm-2:23 pm

1 stop16h 38m

Lambert-St Louis

Tue 8/4

3:41 pm-10:45 pm

1 stop8h 04m

$305
Quickest round-trip

Mexico CitySt. Louis

MEX - STL

MEXSTL

Mexico City Benito Juarez

Tue 9/1

8:40 am-7:23 pm

1 stop9h 43m

Lambert-St Louis

Wed 9/2

3:33 pm-10:45 pm

1 stop8h 12m

$310

Mexico CitySt. Louis

MEX - STL

MEXSTL

Mexico City Benito Juarez

Tue 9/1

8:40 am-7:23 pm

1 stop9h 43m

Lambert-St Louis

Wed 9/2

3:33 pm-10:45 pm

1 stop8h 12m

$311

Mexico CitySt. Louis

MEX - STL

MEXSTL

Mexico City Benito Juarez

Tue 9/1

8:40 am-7:23 pm

1 stop9h 43m

Lambert-St Louis

Wed 9/2

3:33 pm-10:45 pm

1 stop8h 12m

$313

Mexico CitySt. Louis

MEX - STL

MEXSTL

Mexico City Benito Juarez

Tue 7/7

11:00 am-6:05 pm

1 stop30h 05m

Lambert-St Louis

Mon 7/13

7:10 pm-8:05 pm

1 stop25h 55m

$365

Mexico CitySt. Louis

MEX - STL

MEXSTL

Mexico City Benito Juarez

Wed 7/8

11:00 am-6:15 pm

1 stop30h 15m

Lambert-St Louis

Mon 7/13

7:10 pm-8:05 pm

1 stop25h 55m

$375

Mexico CitySt. Louis

MEX - STL

MEXSTL

Mexico City Benito Juarez

Tue 7/7

8:45 pm-2:23 pm

1 stop16h 38m

Lambert-St Louis

Tue 7/14

7:03 pm-9:45 pm

1 stop27h 42m

$377

Mexico CitySt. Louis

MEX - STL

MEXSTL

Mexico City Benito Juarez

Fri 7/10

11:00 am-6:15 pm

1 stop30h 15m

Lambert-St Louis

Mon 7/13

7:10 pm-8:05 pm

1 stop25h 55m

$388

Mexico CitySt. Louis

MEX - STL

MEXSTL

Mexico City Benito Juarez

Tue 7/7

11:00 am-6:05 pm

1 stop30h 05m

Lambert-St Louis

Tue 7/14

8:08 pm-5:30 pm

1 stop22h 22m

$390

Mexico CitySt. Louis

MEX - STL

MEXSTL

Mexico City Benito Juarez

Tue 7/7

11:00 am-6:05 pm

1 stop30h 05m

Lambert-St Louis

Wed 7/15

8:08 pm-5:30 pm

1 stop22h 22m

$398

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to St. Louis from

How to get the cheapest flight ticket from Mexico City Federal District to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to St. Louis?

In general, May is the cheapest month to fly from Mexico City Federal District to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $222. The month of June is another great option to travel to St. Louis, with average flight prices from Mexico City Federal District averaging around $310.

Cheap Mexico City Federal District to St. Louis flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Mexico City Federal District to St. Louis

Fastest flight time

6h 44m

Direct flights

None
The fastest flight from Mexico City Federal District to St. Louis takes 6h 44m
There are no direct flights from Mexico City Federal District to St. Louis. There are no popular flight routes from Mexico City Federal District to St. Louis.
Search flight deals

Frequently asked questions about flying from Mexico City Federal District to St. Louis

  • When did momondo last update prices for flights from Mexico City Federal District to Lambert-St Louis Airport?

    Prices for flights from Mexico City Federal District to Lambert-St Louis Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Mexico City Federal District to Lambert-St Louis Airport?

  • How old do you have to be to fly from Mexico City Federal District to Lambert-St Louis Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Mexico City Federal District to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The required travel and health documents for your Lambert-St Louis Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Mexico City Federal District to St. Louis

Compare and see reviews for airlines that fly from Mexico City Federal District to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $466Free CancellationRating
7.4
9,830 reviews
Search United Airlines flights
DeltaPriceFrom $521Free CancellationRating
7.9
8,396 reviews
Search Delta flights

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Fairview Heights
Hermann
Maryland Heights
Florissant
O'Fallon
St. Peters
Collinsville
Alton
Wentzville
Clayton
Fenton
Farmington
Festus
Eureka
Litchfield
Edwardsville
Grafton
Shrewsbury

Why use momondo?

Why should I use momondo to find a flight deal from Mexico City Federal District to St. Louis?

It is quick and easy to find Mexico City Federal District to St. Louis flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to St. Louis that suits you.

Can I find flights from Mexico City Federal District to St. Louis with flexible booking policies on momondo?

Flights from Mexico City Federal District to St. Louis with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Mexico City Federal District to St. Louis?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to St. Louis from Mexico City Federal District.

I’m not ready to book a flight from Mexico City Federal District to St. Louis right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Mexico City Federal District to St. Louis flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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