What are the cheapest airlines to fly from St. Louis to Mexico City Federal District one-way?

For one-way options, check prices for Frontier. According to our data, you can fly for as low as $217. Users have also found prices from $279 and $302 on Air Canada and Delta, respectively.

In terms of precipitation, rainfall in Mexico City Federal District ranges from 0.0 - 4.7 inches per month. July is typically the wettest month, when rainfall can reach 4.7 in. January is typically the driest time to visit Mexico City Federal District when rainfall is around 0.0 in.

If weather is an important factor for your trip to Mexico City Federal District, use this chart to help with planning. For those seeking warmer temperatures, May is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 55.4 F).

What are the most popular airlines that fly from St. Louis to Mexico City Federal District?

The most popular airlines flying from St. Louis to Mexico City Federal District are American Airlines, Aeromexico and Delta. Something to consider prior to booking your flight.

How far in advance should I book a flight from St. Louis to Mexico City Federal District?

Travelers have found it’s best to book a flight 8 days in advance to save up to 64% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 8 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from St. Louis to Mexico City Federal District 1-2 weeks in advance for as low as $487, or $854 for flights within the next 24 hours.

What is the cheapest month to fly from St. Louis to Mexico City Federal District?

Our data shows that September tends to be the cheapest month to fly to Mexico City Federal District from St. Louis. Users have commonly found prices around $628 for the month, but tickets can be as low as $487. Due to multiple factors, prepare for potentially higher prices in December.

What airport do you fly from for flights from St. Louis to Mexico City Federal District?

If you book a flight to Mexico City Federal District from St. Louis, you will be flying from Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis.

How can I find direct flights from St. Louis to Mexico City Federal District?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Mexico City Federal District.

Can I find deals for business class flights from St. Louis to Mexico City Federal District?

Yes. Cheapflights offers flight deals from St. Louis to Mexico City Federal District by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$189+ Flights from St. Louis to Mexico City Federal District

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Cheap flight deals from St. Louis to Mexico City Federal District

Round-trip from	$431 (Kiwi.com)
One-way from	$189 (Kiwi.com)
Popular in	December
Cheapest in	September
Average price	$682

From Lambert-St Louis to Mexico City Federal District

Search Deals

One-way flight from Lambert-St Louis to Mexico City Federal District

Search Deals

Highest demand for flights based on searches. 4% potential increase in price ($31 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find flight deals from St. Louis to Mexico City Federal District

Cheapest flights from St. Louis to Mexico City Federal District
Explore the most affordable flight options available from St. Louis to Mexico City Federal District. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 31, 2025.

jue. 10/99:47 amSTL - MEX

1 stop14h 08mMultiple Airlines

mar. 10/148:10 amMEX - STL

1 stop23h 57mMultiple Airlines

Deal found 7/30

$431

mié. 8/2010:26 amSTL - MEX

1 stop13h 54mFrontier

mar. 9/26:45 amMEX - STL

1 stop10h 24mFrontier

Deal found 7/29

$478

jue. 11/67:58 pmSTL - MEX

1 stop17h 22mAmerican Airlines

vie. 11/142:20 pmMEX - STL

1 stop9h 36mAmerican Airlines

Deal found 7/29

$541

vie. 11/216:00 amSTL - MEX

1 stop13h 20mDelta

mar. 11/258:40 amMEX - STL

1 stop9h 22mDelta

Deal found 7/29

$561

Best flights from St. Louis to Mexico City Federal District
Discover carefully curated flight deals from St. Louis to Mexico City Federal District that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated julio 31, 2025.

jue. 10/99:47 amSTL - MEX

1 stop14h 08mMultiple Airlines

mar. 10/148:10 amMEX - STL

1 stop23h 57mMultiple Airlines

Deal found 7/30

$431

mié. 8/2010:26 amSTL - MEX

1 stop13h 54mFrontier

mar. 9/26:45 amMEX - STL

1 stop10h 24mFrontier

Deal found 7/29

$478

jue. 11/67:58 pmSTL - MEX

1 stop17h 22mAmerican Airlines

vie. 11/148:00 amMEX - STL

1 stop14h 58mAmerican Airlines

Deal found 7/30

$541

jue. 1/227:30 amSTL - MEX

2 stops12h 20mDelta

lun. 1/261:30 pmMEX - STL

2 stops11h 07mDelta

Deal found 7/29

$545

Last-minute flights from St. Louis to Mexico City Federal District
Discover last-minute flight deals from St. Louis to Mexico City Federal District. Data last updated julio 31, 2025 and is based on user searches.

jue. 8/71:29 pmSTL - MEX

1 stop6h 26mAeromexico

lun. 8/1110:35 pmMEX - STL

2 stops19h 32mAeromexico

Deal found 7/30

$811

jue. 8/76:15 amSTL - MEX

1 stop5h 30mUnited Airlines

lun. 8/112:10 pmMEX - STL

1 stop21h 17mUnited Airlines

Deal found 7/30

$902

vie. 8/87:00 amSTL - MEX

1 stop13h 05mDelta

lun. 8/118:40 amMEX - STL

1 stop13h 34mDelta

Deal found 7/30

$831

vie. 8/89:15 amSTL - MEX

1 stop26h 55mAir Canada

dom. 8/1012:15 amMEX - STL

1 stop18h 30mAir Canada

Deal found 7/30

$958

sáb. 8/92:52 pmSTL - MEX

2 stops15h 28mMultiple Airlines

sáb. 8/1611:05 amMEX - STL

1 stop11h 42mMultiple Airlines

Deal found 7/29

$615

dom. 8/106:45 amSTL - MEX

1 stop24h 00mFrontier

sáb. 8/1611:05 amMEX - STL

1 stop11h 42mFrontier

Deal found 7/29

$548

mié. 8/2010:26 amSTL - MEX

1 stop13h 54mFrontier

mar. 9/26:45 amMEX - STL

1 stop10h 24mFrontier

Deal found 7/29

$478

sáb. 8/235:15 amSTL - MEX

2 stops10h 15mAmerican Airlines

sáb. 8/305:00 amMEX - STL

1 stop14h 22mAmerican Airlines

Deal found 7/30

$621

mar. 8/267:00 amSTL - MEX

2 stops17h 55mAeromexico

mar. 9/27:00 amMEX - STL

2 stops14h 02mAeromexico

Deal found 7/29

$541

dom. 8/317:54 pmSTL - MEX

1 stop22h 06mMultiple Airlines

sáb. 9/63:10 pmMEX - STL

1 stop17h 44mMultiple Airlines

Deal found 7/31

$461

One-way flights from St. Louis to Mexico City Federal District
Search for one-way flight options from St. Louis to Mexico City Federal District. Find affordable one-way fares based on user searches. Data last updated julio 31, 2025.

mié. 8/207:54 pmSTL - MEX

1 stop22h 36mMultiple Airlines

Deal found 7/29

$189

mar. 8/126:45 amSTL - MEX

1 stop24h 00mFrontier

Deal found 7/29

$223

mié. 8/69:15 amSTL - MEX

1 stop26h 55mAir Canada

Deal found 7/31

$279

mar. 9/236:01 amSTL - MEX

2 stops14h 44mAeromexico

Deal found 7/30

$304

mar. 9/236:01 amSTL - MEX

1 stop6h 49mDelta

Deal found 7/30

$308

mié. 8/65:15 amSTL - MEX

2 stops10h 15mAmerican Airlines

Deal found 7/30

$418

Cheapflights Fare Finder

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

jue. 10/9

9:47 am-10:55 pm

1 stop14h 08m

Mexico City Benito Juarez

mar. 10/14

8:10 am-9:07 am

1 stop23h 57m

$431

St. LouisMexico City

STL - MEX

STLMEX

Lambert-St Louis

mié. 8/20

10:26 am-11:20 pm

1 stop13h 54m

Mexico City Benito Juarez

mar. 9/2

6:45 am-6:09 pm

1 stop10h 24m

$478

St. LouisMexico City

STL - MEX

STLMEX

Lambert-St Louis

jue. 11/6

7:58 pm-1:20 pm

1 stop17h 22m

Mexico City Benito Juarez

vie. 11/14

8:00 am-10:58 pm

1 stop14h 58m

$541

St. LouisMexico City

STL - MEX

STLMEX

Lambert-St Louis

jue. 1/22

7:30 am-7:50 pm

2 stops12h 20m

Mexico City Benito Juarez

lun. 1/26

1:30 pm-12:37 am

2 stops11h 07m

$545

St. LouisMexico City

STL - MEX

STLMEX

Lambert-St Louis

mié. 8/20

7:54 pm-5:30 pm

1 stop22h 36m

$189

St. LouisMexico City

STL - MEX

STLMEX

Lambert-St Louis

mar. 8/12

6:45 am-5:45 am

1 stop24h 00m

$223

St. LouisMexico City

STL - MEX

STLMEX

Lambert-St Louis

mié. 8/6

9:15 am-11:10 am

1 stop26h 55m

$279

St. LouisMexico City

STL - MEX

STLMEX

Lambert-St Louis

mar. 9/23

6:01 am-7:45 pm

2 stops14h 44m

$304

St. LouisMexico City

STL - MEX

STLMEX

Lambert-St Louis

mar. 9/23

6:01 am-11:50 am

1 stop6h 49m

$308

St. LouisMexico City

STL - MEX

STLMEX

Lambert-St Louis

mié. 8/6

5:15 am-2:30 pm

2 stops10h 15m

$418

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Best time to book a flight from St. Louis to Mexico City Federal District

Have a flexible travel schedule? Discover the best time to fly to Mexico City Federal District from St. Louis with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Mexico City Federal District

What is the cheapest month to book a flight from St. Louis to Mexico City Federal District?

Currently, May is the cheapest month in which you can book a flight from St. Louis to Mexico City Federal District (average of $388). Flying from St. Louis to Mexico City Federal District in December is currently the most expensive (average of $615). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from STL to DF?

When flying from St. Louis to Mexico City Federal District, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Mexico City Federal District

Peruse reviews from past customers who have flown with Delta, Aeromexico, and United Airlines from St. Louis to Mexico City Federal District to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,980 reviews

Delta

8.0

Very good

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Aeromexico

7.5

Good

1,721 reviews

Delta

8.0

Very good

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,902 reviews

Delta

8.0

Very good

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Air Canada

7.1

Good

9,842 reviews

Delta

8.0

Very good

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What airport do you fly from for flights from St. Louis to Mexico City Federal District?
If you book a flight to Mexico City Federal District from St. Louis, you will be flying from Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis.
What are the cheapest airlines to fly from St. Louis to Mexico City Federal District one-way?
For one-way options, check prices for Frontier. According to our data, you can fly for as low as $217. Users have also found prices from $279 and $302 on Air Canada and Delta, respectively.
Can I find deals for flights from St. Louis to Mexico City Federal District that include hotel bookings?
Yes. In addition to deals on St. Louis to Mexico City Federal District flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from St. Louis to Mexico City Federal District?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Mexico City Federal District.
Can I find deals for business class flights from St. Louis to Mexico City Federal District?
Yes. Cheapflights offers flight deals from St. Louis to Mexico City Federal District by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from St. Louis to Mexico City Federal District?
Currently, May is the cheapest month in which you can book a flight from St. Louis to Mexico City Federal District (average of $388). Flying from St. Louis to Mexico City Federal District in December is currently the most expensive (average of $615). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 5 airlines flying from St. Louis to Mexico City Federal District

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$471	Average$546	FlexibilityNo cancel fee	On-time62%
Aeromexico	Cheapest$487	Average$537	FlexibilityNo cancel fee	On-timeN/A
Delta	Cheapest$487	Average$597	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$525	Average$647	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$527	Average$668	FlexibilityNo cancel fee	On-time71%

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$189+ Cheap flights from St. Louis (STL) to Mexico City Federal District

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/20. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from St. Louis to Mexico City Federal District with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from St. Louis to Mexico City Federal District

Keep the following information in mind while searching for St. Louis to Mexico City Federal District flight deals. Data was last updated julio 31, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from St. Louis to Mexico City Federal District

Cheapest flights from St. Louis to Mexico City Federal DistrictExplore the most affordable flight options available from St. Louis to Mexico City Federal District. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 31, 2025.

Explore the most affordable flight options available from St. Louis to Mexico City Federal District. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 31, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to Mexico City Federal District that are best for you.

Best time to book a flight from St. Louis to Mexico City Federal District

Have a flexible travel schedule? Discover the best time to fly to Mexico City Federal District from St. Louis with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Mexico City Federal District

What is the cheapest month to book a flight from St. Louis to Mexico City Federal District?

What is the cheapest time of day to fly from STL to DF?

Find hourly flight availability from St. Louis to Mexico City Federal District. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 31, 2025.

Reviews of airlines servicing Mexico City Federal District

Peruse reviews from past customers who have flown with Delta, Aeromexico, and United Airlines from St. Louis to Mexico City Federal District to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Mexico City Federal District. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from St. Louis to Mexico City Federal District?

What are the cheapest airlines to fly from St. Louis to Mexico City Federal District one-way?

Can I find deals for flights from St. Louis to Mexico City Federal District that include hotel bookings?

How can I find direct flights from St. Louis to Mexico City Federal District?

Can I find deals for business class flights from St. Louis to Mexico City Federal District?

What is the cheapest month to book a flight from St. Louis to Mexico City Federal District?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for St. Louis to Mexico City Federal District

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from St. Louis to Mexico City Federal District

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Cheapest flights from St. Louis to Mexico City Federal District
Explore the most affordable flight options available from St. Louis to Mexico City Federal District. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 31, 2025.