$559+ 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 10/26. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BJX
Oct 4 — Oct 111
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
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Best
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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 September 4, 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 September 4, 2026.
This Delta deal was found by Cheapflights users on 8/31. 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 10/267:00 am -
1 stop10h 58m
Thu 11/510:30 am -
2 stops13h 24m
Deal found 8/31![Delta logo]()
$559
This United Airlines deal was found by Cheapflights users on 8/31. 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 10/262:55 pm -
1 stop6h 12m
Thu 11/55:55 am -
2 stops11h 02m
Deal found 8/31![United Airlines logo]()
$564
This American Airlines deal was found by Cheapflights users on 8/31. 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 10/1512:46 pm -
1 stop11h 24m
Thu 10/225:35 am -
1 stop13h 13m
Deal found 8/31![American Airlines logo]()
$595
This United Airlines deal was found by Cheapflights users on 8/31. 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 11/126:15 am -
1 stop5h 39m
Fri 11/2012:50 pm -
2 stops10h 34m
Deal found 8/31![United Airlines logo]()
$604
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 10/186:30 am -
1 stop7h 14m
Sun 10/254:02 pm -
2 stops24h 38m
Deal found 9/3![Multiple Airlines logo]()
$616
This Kiwi.com deal was found by Cheapflights users on 8/31. 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.
Mon 10/265:53 pm -
1 stop6h 39m
Thu 11/56:40 am -
3 stops36h 34m
Deal found 8/31![Multiple Airlines logo]()
$627
This United Airlines deal was found by Cheapflights users on 8/31. 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 10/159:04 am -
2 stops11h 27m
Thu 10/222:50 pm -
1 stop6h 40m
Deal found 8/31![United Airlines logo]()
$645
This Delta deal was found by Cheapflights users on 9/3. 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 10/216:00 am -
1 stop12h 07m
Mon 10/268:48 am -
1 stop8h 27m
Deal found 9/3![Delta logo]()
$649
This Aeromexico deal was found by Cheapflights users on 8/31. 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 11/1212:29 pm -
2 stops19h 18m
Fri 11/2011:30 am -
2 stops12h 26m
Deal found 8/31![Aeromexico logo]()
$659
This American Airlines deal was found by Cheapflights users on 9/4. 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 10/2110:12 am -
1 stop13h 58m
Mon 10/265:35 am -
1 stop15h 24m
Deal found 9/4![American Airlines logo]()
$672
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 September 4, 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 September 4, 2026.
This United Airlines deal was found by Cheapflights users on 8/31. 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 10/262:55 pm -
1 stop6h 12m
Thu 11/55:55 am -
2 stops11h 02m
Deal found 8/31![United Airlines logo]()
$564
This American Airlines deal was found by Cheapflights users on 8/31. 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 10/1512:46 pm -
1 stop11h 24m
Thu 10/225:35 am -
1 stop13h 13m
Deal found 8/31![American Airlines logo]()
$595
This Kiwi.com deal was found by Cheapflights users on 8/31. 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.
Mon 10/265:53 pm -
1 stop6h 39m
Thu 11/56:40 am -
3 stops36h 34m
Deal found 8/31![Multiple Airlines logo]()
$627
This Delta deal was found by Cheapflights users on 9/3. 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 10/216:00 am -
1 stop12h 07m
Mon 10/268:48 am -
1 stop8h 27m
Deal found 9/3![Delta logo]()
$649
This FlightHub deal was found by Cheapflights users on 9/3. 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 9/232:29 pm -
2 stops51h 00m
Fri 10/27:07 pm -
2 stops44h 27m
Deal found 9/3![Frontier logo]()
$710
This United Airlines deal was found by Cheapflights users on 8/31. 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 11/126:15 am -
1 stop5h 39m
Fri 11/2012:50 pm -
2 stops10h 34m
Deal found 8/31![United Airlines logo]()
$604
This American Airlines deal was found by Cheapflights users on 9/4. 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 10/2110:12 am -
1 stop13h 58m
Mon 10/265:35 am -
1 stop15h 24m
Deal found 9/4![American Airlines logo]()
$672
This United Airlines deal was found by Cheapflights users on 8/31. 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 10/159:04 am -
2 stops11h 27m
Thu 10/222:50 pm -
1 stop6h 40m
Deal found 8/31![United Airlines logo]()
$645
Last-minute flights from St. Louis to LeónDiscover last-minute flight deals from St. Louis to León. Data last updated September 4, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to León. Data last updated September 4, 2026 and is based on user searches.
This Justfly.com deal was found by Cheapflights users on 9/2. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/232:29 pm -
2 stops51h 00m
Fri 10/28:00 am -
2 stops26h 32m
Deal found 9/2![Frontier logo]()
$673
This American Airlines deal was found by Cheapflights users on 8/31. 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 8/31![American Airlines logo]()
$676
This American Airlines deal was found by Cheapflights users on 8/31. 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 10/1512:46 pm -
1 stop11h 24m
Thu 10/225:35 am -
1 stop13h 13m
Deal found 8/31![American Airlines logo]()
$595
This United Airlines deal was found by Cheapflights users on 8/31. 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 10/159:04 am -
2 stops11h 27m
Thu 10/222:50 pm -
1 stop6h 40m
Deal found 8/31![United Airlines logo]()
$645
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 10/186:30 am -
1 stop7h 14m
Sun 10/254:02 pm -
2 stops24h 38m
Deal found 9/3![Multiple Airlines logo]()
$616
This Delta deal was found by Cheapflights users on 9/3. 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 10/216:00 am -
1 stop12h 07m
Mon 10/268:48 am -
1 stop8h 27m
Deal found 9/3![Delta logo]()
$649
This American Airlines deal was found by Cheapflights users on 9/4. 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 10/2110:12 am -
1 stop13h 58m
Mon 10/265:35 am -
1 stop15h 24m
Deal found 9/4![American Airlines logo]()
$672
This Delta deal was found by Cheapflights users on 8/31. 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 10/267:00 am -
1 stop10h 58m
Thu 11/510:30 am -
2 stops13h 24m
Deal found 8/31![Delta logo]()
$559
This United Airlines deal was found by Cheapflights users on 8/31. 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 10/262:55 pm -
1 stop6h 12m
Thu 11/55:55 am -
2 stops11h 02m
Deal found 8/31![United Airlines logo]()
$564
This Kiwi.com deal was found by Cheapflights users on 8/31. 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.
Mon 10/265:53 pm -
1 stop6h 39m
Thu 11/56:40 am -
3 stops36h 34m
Deal found 8/31![Multiple Airlines logo]()
$627
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 September 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $559 (United Airlines) |
Popular in | December |
Cheapest in | January |
Average price | $559 |
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 September 4, 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 10/26
2:55 pm-8:07 pm
1 stop6h 12m
León Del Bajio
Thu 11/5
5:55 am-4:57 pm
2 stops11h 02m
$564
St. LouisLeón
STL Lambert-St Louis - BJX León Del Bajio
STLBJX
Lambert-St Louis
Thu 10/15
12:46 pm-11:10 pm
1 stop11h 24m
León Del Bajio
Thu 10/22
5:35 am-7:48 pm
1 stop13h 13m
$595
Quickest round-trip
St. LouisLeón
STL Lambert-St Louis - BJX León Del Bajio
STLBJX
Lambert-St Louis
Thu 11/12
6:15 am-11:54 am
1 stop5h 39m
León Del Bajio
Fri 11/20
12:50 pm-11:24 pm
2 stops10h 34m
$604
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
Thu 11/5
6:40 am-7:14 pm
3 stops36h 34m
$627
St. LouisLeón
STL Lambert-St Louis - BJX León Del Bajio
STLBJX
Lambert-St Louis
Thu 10/15
9:04 am-7:31 pm
2 stops11h 27m
León Del Bajio
Thu 10/22
2:50 pm-10:30 pm
1 stop6h 40m
$645
St. LouisLeón
STL Lambert-St Louis - BJX León Del Bajio
STLBJX
Lambert-St Louis
Wed 10/21
6:00 am-5:07 pm
1 stop12h 07m
León Del Bajio
Mon 10/26
8:48 am-6:15 pm
1 stop8h 27m
$649
St. LouisLeón
STL Lambert-St Louis - BJX León Del Bajio
STLBJX
Lambert-St Louis
Wed 10/21
10:12 am-11:10 pm
1 stop13h 58m
León Del Bajio
Mon 10/26
5:35 am-9:59 pm
1 stop15h 24m
$672
St. LouisLeón
STL Lambert-St Louis - BJX León Del Bajio
STLBJX
Lambert-St Louis
Wed 9/23
2:29 pm-4:29 pm
2 stops51h 00m
León Del Bajio
Fri 10/2
7:07 pm-4:34 pm
2 stops44h 27m
$710
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 September.
| 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 September 4, 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.
Crew
8.1
Boarding
7.7
Entertainment
7.1
Overall
7.4
Comfort
7.3
Food
6.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Crew
8.1
Boarding
7.7
Entertainment
7.1
Overall
7.4
Comfort
7.3
Food
6.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Crew
8.1
Boarding
7.7
Entertainment
7.1
Overall
7.4
Comfort
7.3
Food
6.7
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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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 September 4, 2026.
St. Louis and León flights
Browse other St. Louis and León flight options. Last updated on September 4, 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 September 4, 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 September 4, 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% |