$218+ 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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BJX
Sep 11 — Sep 181
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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 August 12, 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 12, 2026.
This FlightHub deal was found by Cheapflights users on 8/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1110:35 am -
2 stops18h 38m
Mon 11/168:49 pm -
2 stops25h 50m
Deal found 8/8![Frontier logo]()
$529
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 11/16:49 pm -
1 stop28h 18m
Thu 11/56:50 am -
2 stops11h 04m
Deal found 8/7![Multiple Airlines logo]()
$556
This Aeromexico deal was found by Cheapflights users on 8/8. 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 10/56:00 am -
2 stops18h 08m
Thu 10/86:03 am -
2 stops16h 51m
Deal found 8/8![Aeromexico logo]()
$559
This United Airlines deal was found by Cheapflights users on 8/8. 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 11/115:00 am -
2 stops9h 43m
Mon 11/163:50 pm -
1 stop6h 36m
Deal found 8/8![United Airlines logo]()
$564
This American Airlines deal was found by Cheapflights users on 8/7. 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.
Sun 11/12:54 pm -
1 stop7h 33m
Thu 11/56:05 am -
1 stop15h 54m
Deal found 8/7![American Airlines logo]()
$589
This American Airlines deal was found by Cheapflights users on 8/11. 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 9/237:00 am -
1 stop6h 13m
Fri 10/26:00 am -
1 stop12h 07m
Deal found 8/11![American Airlines logo]()
$595
This United Airlines deal was found by Cheapflights users on 8/10. 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 9/246:00 am -
2 stops8h 43m
Thu 10/111:47 am -
1 stop9h 43m
Deal found 8/10![United Airlines logo]()
$600
This Delta deal was found by Cheapflights users on 8/7. 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.
Sun 11/112:00 pm -
2 stops11h 17m
Thu 11/512:06 pm -
2 stops11h 48m
Deal found 8/7![Delta logo]()
$621
This Delta deal was found by Cheapflights users on 8/10. 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.
Mon 9/76:00 am -
2 stops10h 17m
Mon 9/1412:44 pm -
2 stops9h 58m
Deal found 8/10![Delta logo]()
$631
This American Airlines deal was found by Cheapflights users on 8/9. 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.
Mon 12/1410:21 am -
1 stop12h 06m
Fri 2/56:05 am -
1 stop7h 59m
Deal found 8/9![American Airlines logo]()
$637
This Delta deal was found by Cheapflights users on 8/10. 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 stops12h 55m
Deal found 8/10![Delta logo]()
$651
This Aeromexico deal was found by Cheapflights users on 8/10. 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.
Thu 9/244:59 pm -
2 stops16h 16m
Thu 10/16:08 am -
2 stops12h 50m
Deal found 8/10![Aeromexico logo]()
$661
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 12, 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 12, 2026.
This Aeromexico deal was found by Cheapflights users on 8/7. 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 10/56:00 am -
2 stops14h 59m
Thu 10/86:03 am -
2 stops16h 51m
Deal found 8/7![Aeromexico logo]()
$559
This American Airlines deal was found by Cheapflights users on 8/11. 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 9/237:00 am -
1 stop6h 13m
Fri 10/26:00 am -
1 stop12h 07m
Deal found 8/11![American Airlines logo]()
$595
This United Airlines deal was found by Cheapflights users on 8/10. 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 9/246:00 am -
2 stops8h 43m
Thu 10/111:47 am -
1 stop9h 43m
Deal found 8/10![United Airlines logo]()
$600
This Delta deal was found by Cheapflights users on 8/10. 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.
Mon 9/76:00 am -
2 stops10h 17m
Mon 9/1412:44 pm -
2 stops9h 58m
Deal found 8/10![Delta logo]()
$631
This American Airlines deal was found by Cheapflights users on 8/9. 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.
Mon 12/1410:21 am -
1 stop12h 06m
Fri 2/56:05 am -
1 stop7h 59m
Deal found 8/9![American Airlines logo]()
$637
This Aeromexico deal was found by Cheapflights users on 8/7. 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 stops12h 55m
Deal found 8/7![Aeromexico logo]()
$651
This Delta deal was found by Cheapflights users on 8/11. 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 9/232:30 pm -
2 stops9h 36m
Fri 10/28:58 am -
1 stop10h 00m
Deal found 8/11![Delta logo]()
$651
This Aeromexico deal was found by Cheapflights users on 8/10. 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.
Thu 9/244:59 pm -
2 stops16h 16m
Thu 10/16:08 am -
2 stops12h 50m
Deal found 8/10![Aeromexico logo]()
$661
Last-minute flights from St. Louis to LeónDiscover last-minute flight deals from St. Louis to León. Data last updated August 12, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to León. Data last updated August 12, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/7. 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 9/110:16 am -
1 stop24h 34m
Thu 9/176:00 am -
1 stop12h 45m
Deal found 8/7![American Airlines logo]()
$688
This United Airlines deal was found by Cheapflights users on 8/7. 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 9/18:00 am -
2 stops12h 31m
Thu 9/1711:47 am -
1 stop9h 43m
Deal found 8/7![United Airlines logo]()
$801
This Aeromexico deal was found by Cheapflights users on 8/7. 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.
Tue 9/111:00 am -
2 stops22h 15m
Thu 9/176:06 am -
2 stops10h 39m
Deal found 8/7![Aeromexico logo]()
$882
This Delta deal was found by Cheapflights users on 8/10. 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.
Mon 9/76:00 am -
2 stops10h 17m
Mon 9/1412:44 pm -
2 stops9h 58m
Deal found 8/10![Delta logo]()
$631
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Mon 9/78:30 am -
2 stops12h 01m
Mon 9/142:50 pm -
1 stop6h 40m
Deal found 8/10![United Airlines logo]()
$725
This American Airlines deal was found by Cheapflights users on 8/11. 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 9/237:00 am -
1 stop6h 13m
Fri 10/26:00 am -
1 stop12h 07m
Deal found 8/11![American Airlines logo]()
$595
This Delta deal was found by Cheapflights users on 8/7. 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 stops12h 55m
Deal found 8/7![Delta logo]()
$651
This United Airlines deal was found by Cheapflights users on 8/10. 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 9/246:00 am -
2 stops8h 43m
Thu 10/111:47 am -
1 stop9h 43m
Deal found 8/10![United Airlines logo]()
$600
This Aeromexico deal was found by Cheapflights users on 8/10. 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.
Thu 9/244:59 pm -
2 stops16h 16m
Thu 10/16:08 am -
2 stops12h 50m
Deal found 8/10![Aeromexico logo]()
$661
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 August 12, 2026.
Search for one-way flight options from St. Louis to León. Find affordable one-way fares based on user searches. Data last updated August 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 9/92:29 pm -
3 stops44h 06m
Deal found 8/10![Multiple Airlines logo]()
$218
This Aeromexico deal was found by Cheapflights users on 8/10. 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 9/910:40 am -
1 stop7h 25m
Deal found 8/10![Aeromexico logo]()
$360
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 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $529 (FlightHub) |
One-way from | $218 (Kiwi.com) |
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 2,558,603 searches. Data last updated August 12, 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
Mon 10/5
6:00 am-7:59 pm
2 stops14h 59m
León Del Bajio
Thu 10/8
6:03 am-11:54 pm
2 stops16h 51m
$559
Quickest round-trip
St. LouisLeón
STL Lambert-St Louis - BJX León Del Bajio
STLBJX
Lambert-St Louis
Wed 9/23
7:00 am-12:13 pm
1 stop6h 13m
León Del Bajio
Fri 10/2
6:00 am-7:07 pm
1 stop12h 07m
$595
St. LouisLeón
STL Lambert-St Louis - BJX León Del Bajio
STLBJX
Lambert-St Louis
Thu 9/24
6:00 am-1:43 pm
2 stops8h 43m
León Del Bajio
Thu 10/1
11:47 am-10:30 pm
1 stop9h 43m
$600
St. LouisLeón
STL Lambert-St Louis - BJX León Del Bajio
STLBJX
Lambert-St Louis
Mon 9/7
6:00 am-3:17 pm
2 stops10h 17m
León Del Bajio
Mon 9/14
12:44 pm-11:42 pm
2 stops9h 58m
$631
St. LouisLeón
STL Lambert-St Louis - BJX León Del Bajio
STLBJX
Lambert-St Louis
Mon 12/14
10:21 am-10:27 pm
1 stop12h 06m
León Del Bajio
Fri 2/5
6:05 am-2:04 pm
1 stop7h 59m
$637
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-7:58 pm
2 stops12h 55m
$651
St. LouisLeón
STL Lambert-St Louis - BJX León Del Bajio
STLBJX
Lambert-St Louis
Wed 9/23
2:30 pm-11:06 pm
2 stops9h 36m
León Del Bajio
Fri 10/2
8:58 am-7:58 pm
1 stop10h 00m
$651
St. LouisLeón
STL Lambert-St Louis - BJX León Del Bajio
STLBJX
Lambert-St Louis
Thu 9/24
4:59 pm-8:15 am
2 stops16h 16m
León Del Bajio
Thu 10/1
6:08 am-7:58 pm
2 stops12h 50m
$661
Cheapest one-way
St. LouisLeón
STL Lambert-St Louis - BJX León Del Bajio
STLBJX
Lambert-St Louis
Wed 9/9
2:29 pm-12:44 pm
2 stops47h 15m
$296
Quickest one-way
St. LouisLeón
STL Lambert-St Louis - BJX León Del Bajio
STLBJX
Lambert-St Louis
Wed 9/9
10:40 am-5:05 pm
1 stop7h 25m
$360
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 12, 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.
Comfort
7.3
Food
6.7
Overall
7.4
Boarding
7.7
Entertainment
7.1
Crew
8.1
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Comfort
7.3
Food
6.7
Overall
7.4
Boarding
7.7
Entertainment
7.1
Crew
8.1
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Comfort
7.3
Food
6.7
Overall
7.4
Boarding
7.7
Entertainment
7.1
Crew
8.1
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.
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
Complete your trip
Flights by cabin class
León flight routes
Other flight options
Other flights from St. Louis
Popular flights
Alternative routes for St. Louis to León
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to León by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from St. Louis to León by cabin class
Find flights from St. Louis to León, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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 12, 2026.
St. Louis and León flights
Browse other St. Louis and León flight options. Last updated on August 12, 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 12, 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 2,558,603 searches. Data last updated August 12, 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% |