$219+ 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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BJX
Nov 18 — Nov 251
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to León with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from St. Louis to León
Cheapest
Best
Last-minute
One-way
Cheapest flights from St. Louis to LeónExplore 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 October 19, 2026.
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 October 19, 2026.
This United Airlines deal was found by Cheapflights users on 10/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/311:00 pm -
2 stops47h 54m
Wed 11/43:50 pm -
2 stops18h 58m
Deal found 10/18![United Airlines logo]()
$916
This Volaris deal was found by Cheapflights users on 10/16. 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 Volaris is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/246:00 am -
1 stop10h 38m
Mon 1/47:00 am -
1 stop9h 06m
Deal found 10/16![Volaris logo]()
$998
This American Airlines deal was found by Cheapflights users on 10/16. 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.
Thu 12/246:56 pm -
1 stop26h 36m
Mon 1/46:00 am -
1 stop12h 06m
Deal found 10/16![American Airlines logo]()
$1,009
This United Airlines deal was found by Cheapflights users on 10/16. 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 12/249:35 am -
2 stops35h 32m
Mon 1/45:55 am -
2 stops28h 13m
Deal found 10/16![United Airlines logo]()
$1,092
Best flights from St. Louis to LeónDiscover 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 October 19, 2026.
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 October 19, 2026.
This United Airlines deal was found by Cheapflights users on 10/17. 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 1/69:05 am -
2 stops12h 02m
Wed 1/2012:50 pm -
2 stops10h 30m
Deal found 10/17![United Airlines logo]()
$763
This American Airlines deal was found by Cheapflights users on 10/16. 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.
Thu 12/246:56 pm -
1 stop26h 36m
Mon 1/46:00 am -
1 stop12h 06m
Deal found 10/16![American Airlines logo]()
$1,009
This United Airlines deal was found by Cheapflights users on 10/16. 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.
Sat 10/311:00 pm -
2 stops47h 54m
Wed 11/45:55 am -
2 stops28h 17m
Deal found 10/16![United Airlines logo]()
$916
Last-minute flights from St. Louis to LeónDiscover last-minute flight deals from St. Louis to León. Data last updated October 19, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to León. Data last updated October 19, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/311:00 pm -
2 stops47h 54m
Wed 11/43:50 pm -
1 stop6h 36m
Deal found 10/18![United Airlines logo]()
$916
This Aeromexico deal was found by Cheapflights users on 10/19. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/314:00 pm -
1 stop25h 58m
Wed 11/48:48 am -
1 stop13h 11m
Deal found 10/19![Aeromexico logo]()
$1,008
This United Airlines deal was found by Cheapflights users on 10/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/76:15 am -
1 stop5h 39m
Sat 11/73:50 pm -
1 stop6h 36m
Deal found 10/19![United Airlines logo]()
$945
One-way flights from St. Louis to LeónSearch for one-way flight options from St. Louis to León. Find affordable one-way fares based on user searches. Data last updated October 19, 2026.
Search for one-way flight options from St. Louis to León. Find affordable one-way fares based on user searches. Data last updated October 19, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/16. 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.
Fri 12/412:02 pm -
3 stops49h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Multiple Airlines logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 10/16. 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.
Wed 12/212:05 pm -
2 stops9h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Multiple Airlines logo]()
$232
This Kiwi.com deal was found by Cheapflights users on 10/16. 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 12/16:13 pm -
2 stops27h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Multiple Airlines logo]()
$264
This Kiwi.com deal was found by Cheapflights users on 10/16. 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.
Sat 12/57:54 pm -
3 stops27h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Multiple Airlines logo]()
$277
This Kiwi.com deal was found by Cheapflights users on 10/16. 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 12/66:20 pm -
3 stops28h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Multiple Airlines logo]()
$280
This Kiwi.com deal was found by Cheapflights users on 10/16. 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 12/36:13 pm -
2 stops27h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Multiple Airlines logo]()
$286
This Kiwi.com deal was found by Cheapflights users on 10/16. 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 11/299:09 am -
2 stops24h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Multiple Airlines logo]()
$316
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 October 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $601 (Delta) |
One-way from | $219 (Kiwi.com) |
Popular in | December |
Cheapest in | May |
Average price | $654 |
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 7,457,451 searches. Data last updated October 19, 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
Cheapest round-trip
St. LouisLeón
STL Lambert-St Louis - BJX León Del Bajio
STLBJX
Lambert-St Louis
Wed 12/2
12:05 pm-9:25 pm
2 stops9h 20m
León Del Bajio
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$232
St. LouisLeón
STL Lambert-St Louis - BJX León Del Bajio
STLBJX
Lambert-St Louis
Thu 12/3
5:50 am-10:29 pm
1 stop16h 39m
León Del Bajio
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$331
Quickest round-trip
St. LouisLeón
STL Lambert-St Louis - BJX León Del Bajio
STLBJX
Lambert-St Louis
Mon 10/26
5:53 pm-11:32 pm
1 stop6h 39m
León Del Bajio
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$340
St. LouisLeón
STL Lambert-St Louis - BJX León Del Bajio
STLBJX
Lambert-St Louis
Sun 10/25
12:16 pm-11:32 pm
2 stops36h 16m
León Del Bajio
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$347
St. LouisLeón
STL Lambert-St Louis - BJX León Del Bajio
STLBJX
Lambert-St Louis
Mon 11/30
10:05 am-4:58 pm
1 stop6h 53m
León Del Bajio
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$391
St. LouisLeón
STL Lambert-St Louis - BJX León Del Bajio
STLBJX
Lambert-St Louis
Thu 12/3
6:00 am-7:52 am
2 stops25h 52m
León Del Bajio
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$391
St. LouisLeón
STL Lambert-St Louis - BJX León Del Bajio
STLBJX
Lambert-St Louis
Wed 12/16
6:00 am-4:08 pm
2 stops10h 08m
León Del Bajio
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$393
St. LouisLeón
STL Lambert-St Louis - BJX León Del Bajio
STLBJX
Lambert-St Louis
Sun 11/29
9:09 am-2:23 pm
3 stops29h 14m
León Del Bajio
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$400
St. LouisLeón
STL Lambert-St Louis - BJX León Del Bajio
STLBJX
Lambert-St Louis
Mon 10/26
2:25 pm-11:17 pm
2 stops9h 52m
León Del Bajio
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$427
St. LouisLeón
STL Lambert-St Louis - BJX León Del Bajio
STLBJX
Lambert-St Louis
Tue 12/1
6:00 am-4:38 pm
1 stop10h 38m
León Del Bajio
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$434
Showing 1-10 of 14 resultsSorted by cheapest first
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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
STL-BJX
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 $579). Flying from St. Louis to León, Guanajuato in December is currently the most expensive (average of $1,228). 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?
Airfare is below average for this route at the moment.
St. Louis to León, Guanajuato flights typically cost between $648 and $700 in January.The cheapest round-trip price found within the last 5 days was $601 on Delta (Jan 19-Feb 16).
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 October 19, 2026.
Read reviews from past customers who have flown United Airlines and 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.
Food
6.7
Entertainment
7.1
Boarding
7.7
Crew
8.1
Overall
7.3
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Food
6.7
Entertainment
7.1
Boarding
7.7
Crew
8.1
Overall
7.3
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Food
6.7
Entertainment
7.1
Boarding
7.7
Crew
8.1
Overall
7.3
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
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.
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Complete your trip
Complete your trip to León by adding a car rental and/or hotel reservation to your travel itinerary.
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Other flights to León
Explore flights to León departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 19, 2026.
St. Louis and León flights
Browse other St. Louis and León flight options. Last updated on October 19, 2026.
Other flights from St. Louis
Browse through other flights departing from St. Louis. Flights are based on user searches made on Cheapflights and were last updated on October 19, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from St. Louis to León
Discover the top 2 airlines 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 7,457,451 searches. Data last updated October 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$539 | Average$675 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$579 | Average$680 | FlexibilityNo cancel fee | On-time71% |