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León

$233+ Cheap flights from St. Louis (STL) to León, Mexico (BJX)

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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BJX
Apr 22 — Apr 291
Wed 4/22
Wed 4/29
1 adult, Economy
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1. Tell us where you want to go

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Cheap flight deals from St. Louis to León

Cheapest flights from St. Louis to León
Explore the most affordable flight options available from St. Louis to León. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 23, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:41 pm
STL
-
BJX
2 stops27h 44m
Multiple Airlines
Tue 5/1210:15 am
BJX
-
STL
1 stop27h 24m
Multiple Airlines
Deal found 3/21$508
This Kiwi.com deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3011:21 am
STL
-
BJX
2 stops35h 04m
Multiple Airlines
Tue 5/1210:15 am
BJX
-
STL
1 stop27h 24m
Multiple Airlines
Deal found 3/20$552
This Kiwi.com deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3011:21 am
STL
-
BJX
2 stops35h 04m
Multiple Airlines
Wed 5/1310:15 am
BJX
-
STL
1 stop27h 24m
Multiple Airlines
Deal found 3/18$560
This lastminute.com deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/57:25 am
STL
-
BJX
2 stops14h 07m
Aeromexico
Tue 5/1212:08 pm
BJX
-
STL
2 stops10h 51m
Aeromexico
Deal found 3/21$565
This CheapOair deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1911:16 am
STL
-
BJX
2 stops18h 55m
Frontier
Tue 5/128:43 am
BJX
-
STL
2 stops53h 05m
Frontier
Deal found 3/21$588
This American Airlines deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/157:12 am
STL
-
BJX
1 stop13h 47m
American Airlines
Tue 5/196:00 am
BJX
-
STL
1 stop10h 21m
American Airlines
Deal found 3/22$598
This Kiwi.com deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/199:55 pm
STL
-
BJX
2 stops19h 26m
Multiple Airlines
Tue 5/1210:15 am
BJX
-
STL
1 stop27h 24m
Multiple Airlines
Deal found 3/21$602
This lastminute.com deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/37:25 am
STL
-
BJX
2 stops14h 52m
Aeromexico
Sun 5/107:15 pm
BJX
-
STL
2 stops27h 44m
Aeromexico
Deal found 3/19$604
This United Airlines deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/306:00 am
STL
-
BJX
1 stop5h 51m
United Airlines
Tue 5/1211:35 am
BJX
-
STL
1 stop9h 55m
United Airlines
Deal found 3/20$610
This Delta deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/309:59 am
STL
-
BJX
1 stop8h 54m
Delta
Tue 5/125:53 am
BJX
-
STL
2 stops14h 36m
Delta
Deal found 3/19$622

Find flight deals from St. Louis to León

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to León (BJX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$508
(Kiwi.com)

One-way from

$233
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$652
Provider with most accurate pricing for Lambert-St Louis-León Del Bajio flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-León Del Bajio flights.
Search Deals
From Lambert-St Louis to León Del Bajio
Search Deals
One-way flight from Lambert-St Louis to León Del Bajio
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($104 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to León 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, Cheapflights users made 2,558,603 searches. Data last updated March 23, 2026.
Use the filters below to find and compare flights from St. Louis to León that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Thu 4/30

11:21 am-9:25 pm

2 stops35h 04m

León Del Bajio

Tue 5/12

10:15 am-2:39 pm

1 stop27h 24m

$552

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Thu 4/30

11:21 am-9:25 pm

2 stops35h 04m

León Del Bajio

Wed 5/13

10:15 am-2:39 pm

1 stop27h 24m

$560

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Fri 5/15

7:12 am-7:59 pm

1 stop13h 47m

León Del Bajio

Tue 5/19

6:00 am-5:21 pm

1 stop10h 21m

$598
Quickest round-trip

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Thu 4/30

6:00 am-10:51 am

1 stop5h 51m

León Del Bajio

Tue 5/12

5:00 am-4:01 pm

1 stop10h 01m

$610

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Thu 4/30

9:59 am-5:53 pm

1 stop8h 54m

León Del Bajio

Tue 5/12

5:53 am-9:29 pm

2 stops14h 36m

$622

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Mon 5/11

6:00 am-6:04 pm

1 stop13h 04m

León Del Bajio

Fri 5/15

8:02 am-11:59 pm

2 stops14h 57m

$628
Cheapest one-way

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Tue 4/7

11:21 am-5:00 am

3 stops42h 39m

$275
Quickest one-way

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Fri 6/19

7:20 am-5:59 pm

1 stop11h 39m

$351

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Tue 4/7

7:03 am-8:30 am

2 stops26h 27m

$396

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Fri 6/19

5:41 pm-10:51 am

2 stops18h 10m

$397

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/22

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

Compare providers for flights from St. Louis to León

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to León in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-León, Guanajuato flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-León, Guanajuato flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-León, Guanajuato flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-León, Guanajuato flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-León, Guanajuato flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from St. Louis to León

Have a flexible travel schedule? Discover the best time to fly to León 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 León

What is the cheapest month to book a flight from St. Louis to León, Guanajuato?

Currently, May is the cheapest month in which you can book a flight from St. Louis to León, Guanajuato (average of $473). Flying from St. Louis to León, Guanajuato in October is currently the most expensive (average of $885). 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.

How much does it cost to fly round-trip from St. Louis to León, Guanajuato?

Reviews of airlines servicing León

Get insights into the airlines that provide service to León. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to León. Reviews last updated March 23, 2026.
Read reviews from past customers who have flown American Airlines from St. Louis to León. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
11,488 reviews

Entertainment

6.9

Comfort

7.2

Food

6.4

Boarding

7.5

Overall

7.1

Crew

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes
American Airlines
7.1
Good
11,488 reviews
American Airlines
7.1
Good
11,488 reviews

Entertainment

6.9

Comfort

7.2

Food

6.4

Boarding

7.5

Overall

7.1

Crew

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes

Related info for your journey

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

  • How long is the flight from St. Louis to León, Guanajuato?

    There are many flights that can get you from St. Louis to León, Guanajuato in 8h 54m. Fly via American Airlines, United Airlines, or Delta to get the fastest option. St. Louis and León, Guanajuato are separated by a distance of 1392 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from St. Louis to León, Guanajuato round-trip?

    According to our current data, American Airlines ($469), offers the cheapest pricing from St. Louis to León, Guanajuato. American Airlines is priced at 31% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from St. Louis to León that include hotel bookings?

    Yes. In addition to deals on St. Louis to León flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to León?

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

  • Can I find deals for business class flights from St. Louis to León?

    Yes. Cheapflights offers flight deals from St. Louis to León 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 León, Guanajuato?

    Currently, May is the cheapest month in which you can book a flight from St. Louis to León, Guanajuato (average of $473). Flying from St. Louis to León, Guanajuato in October is currently the most expensive (average of $885). 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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Alternative routes for St. Louis to León

See prices for flight routes from nearby airports that may be better suited for you.
Kansas City to León flights

Top airline flying from St. Louis to León

Discover the top airline that operate flights from St. Louis to León. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$469Average$586FlexibilityNo cancel feeOn-time71%

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