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León

$532+ Cheap flights from St. Louis (STL) to León, Mexico (BJX)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BJX
Jan 30 — Feb 61
Fri 1/30
Fri 2/6
1 adult, Economy
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Cheap flight deals from St. Louis to León

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

This Delta deal was found by Cheapflights users on 12/29. 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.
Wed 4/296:10 amSTL - BJX
2 stops11h 19mDelta
Tue 5/55:55 amBJX - STL
2 stops10h 59mDelta
Deal found 12/29$532
This Aeromexico deal was found by Cheapflights users on 12/29. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/296:00 amSTL - BJX
1 stop13h 32mAeromexico
Mon 5/48:10 pmBJX - STL
2 stops20h 44mAeromexico
Deal found 12/29$532
This United Airlines deal was found by Cheapflights users on 12/29. 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.
Wed 4/296:00 amSTL - BJX
1 stop14h 31mUnited Airlines
Tue 5/52:50 pmBJX - STL
1 stop6h 36mUnited Airlines
Deal found 12/29$532
This Delta deal was found by Cheapflights users on 12/29. 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.
Wed 2/257:10 amSTL - BJX
2 stops11h 08mDelta
Wed 3/2510:06 amBJX - STL
1 stop12h 52mDelta
Deal found 12/29$532
This United Airlines deal was found by Cheapflights users on 12/29. 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.
Wed 4/296:00 amSTL - BJX
1 stop5h 51mUnited Airlines
Mon 5/45:00 amBJX - STL
1 stop16h 26mUnited Airlines
Deal found 12/29$543
This Aeromexico deal was found by Cheapflights users on 12/28. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/236:00 amSTL - BJX
2 stops13h 19mAeromexico
Fri 2/275:59 amBJX - STL
2 stops11h 43mAeromexico
Deal found 12/28$552
This Delta deal was found by Cheapflights users on 12/29. 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.
Wed 4/297:15 amSTL - BJX
2 stops10h 14mDelta
Mon 5/47:25 amBJX - STL
2 stops14h 47mDelta
Deal found 12/29$532

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 December 31, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$532
(United Airlines)

Popular in

December

Cheapest in

August

Average price

$941
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
Highest demand for flights based on searches. 14% potential increase in price ($104 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 December 31, 2025.
Use the filters below to find and compare flights from St. Louis to León that are best for you.

Fly from

St. Louis

Fly to

León

Route

Depart

Return

Price

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Wed 4/29

6:10 am-4:29 pm

2 stops11h 19m

León Del Bajio

Tue 5/5

5:55 am-5:54 pm

2 stops10h 59m

$532

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Wed 4/29

6:00 am-6:32 pm

1 stop13h 32m

León Del Bajio

Mon 5/4

8:10 pm-5:54 pm

2 stops20h 44m

$532

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Wed 4/29

6:00 am-7:31 pm

1 stop14h 31m

León Del Bajio

Tue 5/5

2:50 pm-10:26 pm

1 stop6h 36m

$532

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Wed 2/25

7:10 am-6:18 pm

2 stops11h 08m

León Del Bajio

Wed 3/25

10:06 am-11:58 pm

1 stop12h 52m

$532

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Wed 4/29

7:15 am-4:29 pm

2 stops10h 14m

León Del Bajio

Mon 5/4

7:25 am-11:12 pm

2 stops14h 47m

$532

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Wed 4/29

6:00 am-10:51 am

1 stop5h 51m

León Del Bajio

Mon 5/4

5:00 am-10:26 pm

1 stop16h 26m

$543

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Mon 2/23

6:00 am-7:19 pm

2 stops13h 19m

León Del Bajio

Fri 2/27

5:59 am-5:42 pm

2 stops11h 43m

$552

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/29

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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-León, Guanajuato flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 December is currently the most expensive (average of $614). 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.

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 December 31, 2025.
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
7.2
Good
11,074 reviews

Comfort

7.2

Crew

8.0

Overall

7.2

Entertainment

6.9

Food

6.4

Boarding

7.5

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit
American Airlines
7.2
Good
11,074 reviews
American Airlines
7.2
Good
11,074 reviews

Comfort

7.2

Crew

8.0

Overall

7.2

Entertainment

6.9

Food

6.4

Boarding

7.5

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit

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 11h 19m. Fly via Delta or Aeromexico 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 27% 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 December is currently the most expensive (average of $614). 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

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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
St. Louis to Santiago de Querétaro 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 December 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$469Average$586FlexibilityNo cancel feeOn-time71%

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