What are the cheapest airlines flying from St. Louis to León, Guanajuato round-trip?

According to our current data, American Airlines ($531), United Airlines ($535), and Delta ($562) offers the cheapest pricing from St. Louis to León, Guanajuato. American Airlines is priced at 15% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from St. Louis to León, Guanajuato one-way?

For one-way options, check prices for Frontier. According to our data, you can fly for as low as $235. Users have also found prices from $259 and $304 on Aeromexico and United Airlines, respectively.

What is the cheapest day to fly from St. Louis to León, Guanajuato?

Travelers seeking maximum savings on their St. Louis to León, Guanajuato flight should consider departing on Wednesday mornings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from St. Louis to León, Guanajuato?

Users have found that leaving on a Tuesday can be a cost-effective option. It’s possible to save up to 22% on your flight compared to booking on days when demand is much higher.

What is the cheapest month to fly from St. Louis to León, Guanajuato?

May can be a great time to fly to León, Guanajuato from St. Louis with a flight ticket averaging about $629. Cheapflights users have found deals in the month of May for as cheap as $488. The most expensive prices can be found in the month of July.

What is the cheapest time of day to fly from STL to BJX?

One of the essential ways to save on airfare from St. Louis to León, Guanajuato is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 1% on airfare.

Most accurate provider : When it comes to deals on St. Louis-León, Guanajuato flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on St. Louis-León, Guanajuato flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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.

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.

$120+ Flights from St. Louis to León, Mexico

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

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

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$504 (Kiwi.com)
One-way from	$120 (Kiwi.com)
Popular in	July
Cheapest in	May
Average price	$575

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

One-way flight from Lambert-St Louis to León Del Bajio

Search Deals

Highest demand for flights based on searches. 7% potential increase in price ($54 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Find flight deals from St. Louis to León

Cheapest flights from St. Louis to León
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 April 22, 2025.

Fri 5/26:53 pmSTL - BJX

2 stops29h 27mMultiple Airlines

Thu 6/126:00 amBJX - STL

1 stop9h 02mMultiple Airlines

Deal found 4/20

$504

Tue 4/299:41 amSTL - BJX

1 stop6h 19mAmerican Airlines

Fri 6/1310:21 amBJX - STL

1 stop7h 10mAmerican Airlines

Deal found 4/20

$514

Thu 10/307:20 amSTL - BJX

1 stop9h 27mAeromexico

Wed 11/59:15 amBJX - STL

1 stop6h 43mAeromexico

Deal found 4/22

$522

Sat 5/179:40 amSTL - BJX

2 stops10h 51mUnited Airlines

Fri 6/1311:45 amBJX - STL

2 stops10h 00mUnited Airlines

Deal found 4/21

$535

Tue 4/2912:51 pmSTL - BJX

1 stop6h 42mDelta

Tue 6/105:55 amBJX - STL

2 stops14h 39mDelta

Deal found 4/20

$554

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 April 22, 2025.

Fri 5/26:53 pmSTL - BJX

2 stops29h 27mMultiple Airlines

Thu 6/126:00 amBJX - STL

1 stop9h 02mMultiple Airlines

Deal found 4/20

$504

Sat 5/179:29 amSTL - BJX

1 stop12h 51mAmerican Airlines

Fri 6/135:00 amBJX - STL

1 stop12h 31mAmerican Airlines

Deal found 4/21

$531

Sat 5/178:30 amSTL - BJX

1 stop12h 01mUnited Airlines

Fri 6/1311:45 amBJX - STL

2 stops10h 00mUnited Airlines

Deal found 4/21

$535

Fri 8/296:30 amSTL - BJX

2 stops12h 48mDelta

Sun 9/71:21 pmBJX - STL

2 stops9h 18mDelta

Deal found 4/22

$562

Fri 5/210:42 amSTL - BJX

1 stop8h 51mAeromexico

Tue 6/105:55 amBJX - STL

2 stops14h 39mAeromexico

Deal found 4/20

$571

Last-minute flights from St. Louis to León
Discover last-minute flight deals from St. Louis to León. Data last updated April 22, 2025 and is based on user searches.

Mon 4/286:15 amSTL - BJX

1 stop5h 34mUnited Airlines

Wed 6/115:00 amBJX - STL

1 stop14h 49mUnited Airlines

Deal found 4/20

$584

Tue 4/299:41 amSTL - BJX

1 stop6h 19mAmerican Airlines

Fri 6/1310:21 amBJX - STL

1 stop7h 10mAmerican Airlines

Deal found 4/20

$514

Tue 4/2912:51 pmSTL - BJX

1 stop6h 42mDelta

Tue 6/105:55 amBJX - STL

2 stops14h 39mDelta

Deal found 4/20

$554

Fri 5/26:53 pmSTL - BJX

2 stops29h 27mMultiple Airlines

Thu 6/126:00 amBJX - STL

1 stop9h 02mMultiple Airlines

Deal found 4/20

$504

Fri 5/212:51 pmSTL - BJX

1 stop6h 42mAeromexico

Mon 6/168:08 amBJX - STL

1 stop8h 57mAeromexico

Deal found 4/20

$571

Fri 5/210:42 amSTL - BJX

1 stop8h 51mAeromexico

Tue 6/105:55 amBJX - STL

2 stops14h 39mAeromexico

Deal found 4/20

$571

Sat 5/179:40 amSTL - BJX

2 stops10h 51mUnited Airlines

Fri 6/1311:45 amBJX - STL

2 stops10h 00mUnited Airlines

Deal found 4/21

$535

One-way flights from St. Louis to León
Search for one-way flight options from St. Louis to León. Find affordable one-way fares based on user searches. Data last updated April 22, 2025.

Sat 5/108:15 pmSTL - BJX

2 stops28h 05mMultiple Airlines

Deal found 4/22

$120

Wed 5/76:38 amSTL - BJX

1 stop10h 57mFrontier

Deal found 4/22

$235

Tue 4/2912:51 pmSTL - BJX

1 stop6h 42mAeromexico

Deal found 4/20

$259

Sun 4/275:35 pmSTL - BJX

2 stops21h 08mUnited Airlines

Deal found 4/20

$304

Thu 5/1510:05 amSTL - BJX

1 stop9h 18mDelta

Deal found 4/22

$346

Cheapflights Fare Finder

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

Price

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Fri 5/2

6:53 pm-11:20 pm

2 stops29h 27m

León Del Bajio

Thu 6/12

6:00 am-4:02 pm

1 stop9h 02m

$504

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Tue 4/29

9:41 am-3:00 pm

1 stop6h 19m

León Del Bajio

Fri 6/13

10:21 am-6:31 pm

1 stop7h 10m

$514

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Sat 5/17

8:30 am-7:31 pm

1 stop12h 01m

León Del Bajio

Fri 6/13

11:45 am-10:45 pm

2 stops10h 00m

$535

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Tue 4/29

12:51 pm-6:33 pm

1 stop6h 42m

León Del Bajio

Tue 6/10

5:55 am-9:34 pm

2 stops14h 39m

$554

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Fri 5/2

12:51 pm-6:33 pm

1 stop6h 42m

León Del Bajio

Mon 6/16

8:08 am-6:05 pm

1 stop8h 57m

$571

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Sat 5/10

8:15 pm-11:20 pm

2 stops28h 05m

$120

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Wed 5/7

6:38 am-4:35 pm

1 stop10h 57m

$235

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Tue 4/29

12:51 pm-6:33 pm

1 stop6h 42m

$259

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Sun 4/27

5:35 pm-1:43 pm

2 stops21h 08m

$304

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Thu 5/15

10:05 am-6:23 pm

1 stop9h 18m

$346

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Compare providers for flights from St. Louis to León

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 April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
AranGrant	Price Accuracy3 stars	Trust 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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on St. Louis-León, Guanajuato flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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, January is the cheapest month in which you can book a flight from St. Louis to León, Guanajuato (average of $355). Flying from St. Louis to León, Guanajuato in December is currently the most expensive (average of $716). 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

Read reviews from past customers who have flown Delta, Aeromexico and United Airlines from St. Louis to León. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,920 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Aeromexico

7.5

Good

1,700 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines

7.4

Good

8,683 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Frontier

6.0

Okay

3,283 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What are the cheapest airlines flying from St. Louis to León, Guanajuato round-trip?
According to our current data, American Airlines ($531), United Airlines ($535), and Delta ($562) offers the cheapest pricing from St. Louis to León, Guanajuato. American Airlines is priced at 15% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest airlines to fly from St. Louis to León, Guanajuato one-way?
For one-way options, check prices for Frontier. According to our data, you can fly for as low as $235. Users have also found prices from $259 and $304 on Aeromexico and United Airlines, respectively.
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, January is the cheapest month in which you can book a flight from St. Louis to León, Guanajuato (average of $355). Flying from St. Louis to León, Guanajuato in December is currently the most expensive (average of $716). 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

Salamanca

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for St. Louis to León

Kansas City to León flights

St. Louis to Santiago de Querétaro flights

Other flights to León

Midway to León flights

Oakland to León flights

O'Hare Intl to León flights

George Bush Intcntl to León flights

Los Angeles to León flights

San Antonio to León flights

León, Guanajuato to Monterrey flights

León, Guanajuato to Puerto Vallarta flights

León, Guanajuato to Tijuana flights

León, Guanajuato to Cancún flights

León, Guanajuato to Puerto Vallarta flights

León, Guanajuato to Monterrey flights

León, Guanajuato to Ciudad Juárez flights

León, Guanajuato to Mexicali flights

León, Guanajuato to Mexico City flights

León, Guanajuato to San Jose flights

León, Guanajuato to Ciudad Juárez flights

León, Guanajuato to Mexico City flights

León, Guanajuato to Chicago Midway Airport flights

León, Guanajuato to Fresno flights

León, Guanajuato to Houston George Bush Intcntl Airport flights

León, Guanajuato to San Antonio flights

León, Guanajuato to Cancún flights

Top 2 airlines flying from St. Louis to León

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$499	Average$602	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$500	Average$569	FlexibilityNo cancel fee	On-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$120+ 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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from St. Louis to León with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from St. Louis to León

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from St. Louis to León

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 April 22, 2025.

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 April 22, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to León that are best for you.

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 April.

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.

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?

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 April 22, 2025.

Read reviews from past customers who have flown Delta, Aeromexico and United Airlines from St. Louis to León. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

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.

What are the cheapest airlines flying from St. Louis to León, Guanajuato round-trip?

What are the cheapest airlines to fly from St. Louis to León, Guanajuato one-way?

Can I find deals for flights from St. Louis to León that include hotel bookings?

How can I find direct flights from St. Louis to León?

Can I find deals for business class flights from St. Louis to León?

What is the cheapest month to book a flight from St. Louis to León, Guanajuato?

Traveling to a place near St. Louis?

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 for St. Louis to León

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from St. Louis to León

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from St. Louis to León
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 April 22, 2025.