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Cheap flights from St. Louis to Mexico City Federal District from $144

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Mexico City Federal District departing on 11/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from St. Louis to Mexico City Federal District

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:45 pm - 5:05 pmSTL-MEX
21h 20m1 stop
Multiple Airlines Logo
7:00 am - 6:58 pmMEX-STL
35h 58m2 stops
$405Multiple Airlines
Find Deal
seg, nov 3 - qua, nov 19
Multiple Airlines Logo
7:57 pm - 5:05 pmSTL-MEX
21h 08m1 stop
Multiple Airlines Logo
6:20 am - 5:31 pmMEX-STL
11h 11m2 stops
$417Multiple Airlines
Find Deal
qui, nov 27 - qui, dez 4
Frontier Logo
11:07 am - 10:00 pmSTL-MEX
10h 53m2 stops
Frontier Logo
7:00 am - 5:27 pmMEX-STL
10h 27m1 stop
$433Frontier
Find Deal
qui, nov 6 - qui, nov 13
Frontier Logo
6:00 am - 5:20 pmSTL-MEX
12h 20m1 stop
Frontier Logo
11:15 pm - 1:50 pmMEX-STL
13h 35m1 stop
$503Frontier
Find Deal
seg, abr 6 - qua, abr 8
Aeromexico Logo
6:00 am - 4:10 pmSTL-MEX
10h 10m2 stops
Aeromexico Logo
9:20 pm - 4:06 pmMEX-STL
18h 46m2 stops
$518Aeromexico
Find Deal
qua, nov 26 - qua, dez 3
Aeromexico Logo
10:00 am - 10:10 pmSTL-MEX
12h 10m2 stops
Aeromexico Logo
4:45 pm - 11:40 pmMEX-STL
6h 55m1 stop
$533Aeromexico
Find Deal
seg, fev 16 - sex, fev 20
Delta Logo
7:30 am - 6:00 pmSTL-MEX
10h 30m2 stops
Delta Logo
10:00 am - 11:10 pmMEX-STL
13h 10m2 stops
$548Delta
Find Deal
qui, jan 22 - seg, jan 26
American Airlines Logo
11:30 am - 8:15 pmSTL-MEX
8h 45m1 stop
American Airlines Logo
7:04 am - 6:15 pmMEX-STL
10h 11m1 stop
$563American Airlines
Find Deal
qui, mar 5 - seg, mar 9
American Airlines Logo
5:15 am - 9:15 pmSTL-MEX
16h 00m1 stop
American Airlines Logo
1:45 pm - 12:05 amMEX-STL
10h 20m1 stop
$568American Airlines
Find Deal
sex, nov 14 - dom, nov 16
Delta Logo
6:00 am - 12:55 pmSTL-MEX
6h 55m1 stop
Delta Logo
9:25 am - 11:23 pmMEX-STL
13h 58m2 stops
$588Delta
Find Deal
sex, nov 14 - dom, nov 16

Frontier flights from St. Louis to Mexico City Federal District

Our best Frontier deals on St. Louis to Mexico City Federal District flight tickets
Frontier
Nov 6
STL11:07 amLambert-St Louis
10h 53m
2 stops
MEX10:00 pmMexico City Benito Juarez
Nov 13
MEX7:00 amMexico City Benito Juarez
10h 27m
1 stop
STL5:27 pmLambert-St Louis
$433
Find similar
Frontier
Apr 6
STL6:00 amLambert-St Louis
12h 20m
1 stop
MEX5:20 pmMexico City Benito Juarez
Apr 8
MEX11:15 pmMexico City Benito Juarez
13h 35m
1 stop
STL1:50 pmLambert-St Louis
$503
Find similar
Frontier
Nov 3
STL12:09 pmLambert-St Louis
22h 36m
2 stops
MEX10:45 amMexico City Benito Juarez
Nov 19
MEX8:10 amMexico City Benito Juarez
14h 51m
2 stops
STL11:01 pmLambert-St Louis
$524
Find similar

Aeromexico flights from St. Louis to Mexico City Federal District

Our best Aeromexico deals on St. Louis to Mexico City Federal District flight tickets
Aeromexico
Nov 26
STL6:00 amLambert-St Louis
10h 10m
2 stops
MEX4:10 pmMexico City Benito Juarez
Dec 3
MEX9:20 pmMexico City Benito Juarez
18h 46m
2 stops
STL4:06 pmLambert-St Louis
$518
Find similar
Aeromexico
Feb 16
STL10:00 amLambert-St Louis
12h 10m
2 stops
MEX10:10 pmMexico City Benito Juarez
Feb 20
MEX4:45 pmMexico City Benito Juarez
6h 55m
1 stop
STL11:40 pmLambert-St Louis
$533
Find similar
Aeromexico
Dec 2
STL6:00 amLambert-St Louis
9h 55m
2 stops
MEX3:55 pmMexico City Benito Juarez
Dec 9
MEX8:05 amMexico City Benito Juarez
13h 52m
2 stops
STL9:57 pmLambert-St Louis
$543
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Mexico City Federal District 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 outubro 14, 2025.
Use the filters below to find and compare flights from St. Louis to Mexico City Federal District that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisMexico City

STL - MEX

STLMEX

Lambert-St Louis

seg 11/3

7:45 pm-5:05 pm

1 stop21h 20m

Mexico City Benito Juarez

qua 11/19

7:00 am-6:58 pm

2 stops35h 58m

$405

St. LouisMexico City

STL - MEX

STLMEX

Lambert-St Louis

qui 11/27

7:57 pm-5:05 pm

1 stop21h 08m

Mexico City Benito Juarez

qui 12/4

6:20 am-5:31 pm

2 stops11h 11m

$417

St. LouisMexico City

STL - MEX

STLMEX

Lambert-St Louis

qui 11/6

11:07 am-10:00 pm

2 stops10h 53m

Mexico City Benito Juarez

qui 11/13

7:00 am-5:27 pm

1 stop10h 27m

$433

St. LouisMexico City

STL - MEX

STLMEX

Lambert-St Louis

seg 4/6

6:00 am-5:20 pm

1 stop12h 20m

Mexico City Benito Juarez

qua 4/8

11:15 pm-1:50 pm

1 stop13h 35m

$503

St. LouisMexico City

STL - MEX

STLMEX

Lambert-St Louis

qua 11/26

6:00 am-4:10 pm

2 stops10h 10m

Mexico City Benito Juarez

qua 12/3

9:20 pm-4:06 pm

2 stops18h 46m

$518

St. LouisMexico City

STL - MEX

STLMEX

Lambert-St Louis

seg 2/16

10:00 am-10:10 pm

2 stops12h 10m

Mexico City Benito Juarez

sex 2/20

4:45 pm-11:40 pm

1 stop6h 55m

$533

St. LouisMexico City

STL - MEX

STLMEX

Lambert-St Louis

qui 1/22

7:30 am-6:00 pm

2 stops10h 30m

Mexico City Benito Juarez

seg 1/26

10:00 am-11:10 pm

2 stops13h 10m

$548

St. LouisMexico City

STL - MEX

STLMEX

Lambert-St Louis

qui 3/5

11:30 am-8:15 pm

1 stop8h 45m

Mexico City Benito Juarez

seg 3/9

7:04 am-6:15 pm

1 stop10h 11m

$563

St. LouisMexico City

STL - MEX

STLMEX

Lambert-St Louis

sex 11/14

5:15 am-9:15 pm

1 stop16h 00m

Mexico City Benito Juarez

dom 11/16

1:45 pm-12:05 am

1 stop10h 20m

$568

St. LouisMexico City

STL - MEX

STLMEX

Lambert-St Louis

sex 11/14

6:00 am-12:55 pm

1 stop6h 55m

Mexico City Benito Juarez

dom 11/16

9:25 am-11:23 pm

2 stops13h 58m

$588

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 Mexico City Federal District from

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

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 Mexico City Federal District?

If you are unable to visit Mexico City Federal District during the month of September, then departing from St. Louis during the month May is also very affordable. Most momondo users find prices during this month for around $564.

What is the cheapest day to depart on your flight to Mexico City Federal District?

The cheapest day to depart on your flight to Mexico City Federal District is on a Tuesday when prices can be found for as low as $542. This is often the case because there is less demand to fly during this day of the week. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from St. Louis to Mexico City Federal District for around $669.

What is the cheapest time of day to depart on your flight to Mexico City Federal District?

The cheapest time of day to fly to Mexico City Federal District is at noon when flights can be purchased for as low as $566. In the afternoon is when there is more demand to fly to Mexico City Federal District, so prices are often more expensive at around $621 per ticket.

How far in advance should I book a flight to Mexico City Federal District?

You are more likely to see cheaper flights to Mexico City Federal District from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Mexico City Federal District for around $645 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Mexico City Federal District from St. Louis for as low as $496 on momondo.

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

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

Direct flights

None
There are no direct flights from St. Louis to Mexico City Federal District. There are no popular flight routes from St. Louis to Mexico City Federal District.
Search flight deals

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

    Prices for flights from Lambert-St Louis Airport to Mexico City Federal District are updated daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Mexico City Federal District.

  • What documentation or ID do you need to fly to Mexico City Federal District?

    The travel and health documents required for your trip to Mexico City Federal District can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Mexico City Federal District. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

Compare and see reviews for airlines that fly from St. Louis to Mexico City Federal District with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $471Free CancellationRating
5.8
3,135 reviews
Search Frontier flights
AeromexicoPriceFrom $487Free CancellationRating
7.4
1,683 reviews
Search Aeromexico flights
DeltaPriceFrom $487Free CancellationRating
7.9
7,977 reviews
Search Delta flights
American AirlinesPriceFrom $527Free CancellationRating
7.2
11,044 reviews
Search American Airlines flights
United AirlinesPriceFrom $527Free CancellationRating
7.4
8,977 reviews
Search United Airlines flights

Why use momondo?

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

It is quick and easy to find St. Louis to Mexico City Federal District 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 Mexico City Federal District that suits you.

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

All flight searches from St. Louis to Mexico City Federal District on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential St. Louis to Mexico City Federal District flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Mexico City Federal District from St. Louis are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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qui 11/13
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