$589+ 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 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BJX
Sep 25 — Oct 21
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
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 August 26, 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 August 26, 2026.
This American Airlines deal was found by Cheapflights users on 8/23. 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.
Tue 12/16:55 pm -
1 stop16h 02m
Sat 12/126:05 am -
1 stop7h 59m
Deal found 8/23![American Airlines logo]()
$589
This United Airlines deal was found by Cheapflights users on 8/23. 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.
Tue 12/16:00 am -
1 stop5h 54m
Sat 12/125:55 am -
2 stops12h 21m
Deal found 8/23![United Airlines logo]()
$594
This American Airlines deal was found by Cheapflights users on 8/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2310:14 am -
1 stop12h 35m
Fri 10/26:00 am -
1 stop7h 44m
Deal found 8/21![American Airlines logo]()
$631
This Delta deal was found by Cheapflights users on 8/24. 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 9/237:05 am -
1 stop11h 00m
Fri 10/26:03 am -
2 stops13h 18m
Deal found 8/24![Delta logo]()
$651
This American Airlines deal was found by Cheapflights users on 8/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/295:42 am -
1 stop11h 05m
Tue 9/85:44 am -
1 stop11h 21m
Deal found 8/21![American Airlines logo]()
$751
This United Airlines deal was found by Cheapflights users on 8/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/299:00 am -
2 stops11h 31m
Tue 9/811:47 am -
1 stop5h 44m
Deal found 8/21![United Airlines logo]()
$756
This Aeromexico deal was found by Cheapflights users on 8/24. 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.
Sun 9/277:00 am -
1 stop11h 05m
Wed 9/309:00 am -
1 stop7h 40m
Deal found 8/24![Aeromexico logo]()
$771
This United Airlines deal was found by Cheapflights users on 8/25. 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 9/239:43 am -
2 stops10h 48m
Fri 10/25:00 am -
1 stop8h 10m
Deal found 8/25![United Airlines logo]()
$776
This Delta deal was found by Cheapflights users on 8/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:20 am -
2 stops14h 25m
Tue 9/86:06 am -
2 stops16h 36m
Deal found 8/21![Delta logo]()
$812
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 12/186:00 am -
1 stop10h 38m
Tue 12/226:07 am -
2 stops34h 18m
Deal found 8/23![Multiple Airlines logo]()
$873
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 August 26, 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 August 26, 2026.
This American Airlines deal was found by Cheapflights users on 8/23. 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.
Tue 12/16:55 pm -
1 stop16h 02m
Sat 12/126:05 am -
1 stop7h 59m
Deal found 8/23![American Airlines logo]()
$589
This United Airlines deal was found by Cheapflights users on 8/23. 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.
Tue 12/16:00 am -
1 stop5h 54m
Sat 12/125:55 am -
2 stops12h 21m
Deal found 8/23![United Airlines logo]()
$594
This Delta deal was found by Cheapflights users on 8/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:05 am -
1 stop11h 00m
Fri 10/26:03 am -
2 stops13h 18m
Deal found 8/21![Delta logo]()
$651
This Aeromexico deal was found by Cheapflights users on 8/21. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/232:30 pm -
2 stops18h 45m
Fri 10/26:03 am -
2 stops13h 18m
Deal found 8/21![Aeromexico logo]()
$651
This American Airlines deal was found by Cheapflights users on 8/22. 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.
Wed 9/2310:14 am -
1 stop12h 35m
Fri 10/26:00 am -
1 stop7h 44m
Deal found 8/22![American Airlines logo]()
$631
Last-minute flights from St. Louis to LeónDiscover last-minute flight deals from St. Louis to León. Data last updated August 26, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to León. Data last updated August 26, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/295:42 am -
1 stop11h 05m
Tue 9/85:44 am -
1 stop11h 21m
Deal found 8/21![American Airlines logo]()
$751
This United Airlines deal was found by Cheapflights users on 8/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/299:00 am -
2 stops11h 31m
Tue 9/811:47 am -
1 stop5h 44m
Deal found 8/21![United Airlines logo]()
$756
This Delta deal was found by Cheapflights users on 8/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:20 am -
2 stops14h 25m
Tue 9/86:06 am -
2 stops16h 36m
Deal found 8/21![Delta logo]()
$812
This Mytrip deal was found by Cheapflights users on 8/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/298:55 am -
3 stops29h 55m
Tue 9/81:32 pm -
3 stops28h 09m
Deal found 8/21![Multiple Airlines logo]()
$1,030
This American Airlines deal was found by Cheapflights users on 8/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2310:14 am -
1 stop12h 35m
Fri 10/26:00 am -
1 stop7h 44m
Deal found 8/21![American Airlines logo]()
$631
This Delta deal was found by Cheapflights users on 8/24. 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 9/237:05 am -
1 stop11h 00m
Fri 10/26:03 am -
2 stops13h 18m
Deal found 8/24![Delta logo]()
$651
This United Airlines deal was found by Cheapflights users on 8/25. 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 9/239:43 am -
2 stops10h 48m
Fri 10/25:00 am -
1 stop8h 10m
Deal found 8/25![United Airlines logo]()
$776
This Aeromexico deal was found by Cheapflights users on 8/24. 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.
Sun 9/277:00 am -
1 stop11h 05m
Wed 9/309:00 am -
1 stop7h 40m
Deal found 8/24![Aeromexico logo]()
$771
This United Airlines deal was found by Cheapflights users on 8/24. 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.
Sun 9/276:00 am -
2 stops8h 43m
Wed 9/305:00 am -
2 stops14h 36m
Deal found 8/24![United Airlines logo]()
$896
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 August 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $589 (American Airlines) |
Popular in | December |
Cheapest in | January |
Average price | $615 |
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 August 26, 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
Tue 12/1
6:55 pm-10:57 am
1 stop16h 02m
León Del Bajio
Sat 12/12
6:05 am-2:04 pm
1 stop7h 59m
$589
Quickest round-trip
St. LouisLeón
STL Lambert-St Louis - BJX León Del Bajio
STLBJX
Lambert-St Louis
Tue 12/1
6:00 am-11:54 am
1 stop5h 54m
León Del Bajio
Sat 12/12
5:55 am-6:16 pm
2 stops12h 21m
$594
St. LouisLeón
STL Lambert-St Louis - BJX León Del Bajio
STLBJX
Lambert-St Louis
Wed 9/23
10:14 am-9:49 pm
1 stop12h 35m
León Del Bajio
Fri 10/2
6:00 am-2:44 pm
1 stop7h 44m
$631
St. LouisLeón
STL Lambert-St Louis - BJX León Del Bajio
STLBJX
Lambert-St Louis
Wed 9/23
7:05 am-5:05 pm
1 stop11h 00m
León Del Bajio
Fri 10/2
6:03 am-8:21 pm
2 stops13h 18m
$651
St. LouisLeón
STL Lambert-St Louis - BJX León Del Bajio
STLBJX
Lambert-St Louis
Wed 9/23
2:30 pm-8:15 am
2 stops18h 45m
León Del Bajio
Fri 10/2
6:03 am-8:21 pm
2 stops13h 18m
$651
Sorted 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 August.
| 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.
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 August 26, 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.
Boarding
7.7
Food
6.7
Entertainment
7.1
Comfort
7.3
Crew
8.1
Overall
7.4
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Boarding
7.7
Food
6.7
Entertainment
7.1
Comfort
7.3
Crew
8.1
Overall
7.4
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Boarding
7.7
Food
6.7
Entertainment
7.1
Comfort
7.3
Crew
8.1
Overall
7.4
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
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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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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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 August 26, 2026.
St. Louis and León flights
Browse other St. Louis and León flight options. Last updated on August 26, 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 August 26, 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 August 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$526 | Average$675 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$576 | Average$653 | FlexibilityNo cancel fee | On-time71% |