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Cheap flights from St. Louis to León from $449

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to León departing on 1/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

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Multiple Airlines Logo
7:43 pm - 5:16 amSTL-BJX
33h 33m2 stops
Multiple Airlines Logo
10:31 am - 3:26 pmBJX-STL
28h 55m1 stop
$449Multiple Airlines
Find Deal
sex, jan 9 - qua, fev 11
Delta Logo
6:00 am - 11:17 pmSTL-BJX
17h 17m2 stops
Delta Logo
7:54 am - 8:39 pmBJX-STL
12h 45m2 stops
$525Delta
Find Deal
qua, jan 14 - qua, jan 21
Multiple Airlines Logo
6:00 am - 12:53 pmSTL-BJX
30h 53m1 stop
Multiple Airlines Logo
6:59 pm - 12:12 pmBJX-STL
41h 13m2 stops
$531Multiple Airlines
Find Deal
seg, dez 8 - ter, jan 6
Delta Logo
7:10 am - 4:32 pmSTL-BJX
9h 22m1 stop
Delta Logo
9:56 am - 11:39 pmBJX-STL
13h 43m1 stop
$532Delta
Find Deal
qua, jan 14 - qua, jan 21
Multiple Airlines Logo
6:00 am - 12:53 pmSTL-BJX
30h 53m1 stop
Multiple Airlines Logo
5:35 pm - 10:14 amBJX-STL
40h 39m2 stops
$539Multiple Airlines
Find Deal
qui, dez 4 - sáb, dez 13
Multiple Airlines Logo
6:00 am - 4:10 pmSTL-BJX
10h 10m1 stop
Multiple Airlines Logo
8:00 pm - 2:47 pmBJX-STL
18h 47m2 stops
$543Multiple Airlines
Find Deal
qui, dez 11 - qui, dez 18
United Airlines Logo
10:09 am - 7:31 pmSTL-BJX
10h 22m1 stop
United Airlines Logo
11:45 am - 10:06 pmBJX-STL
9h 21m1 stop
$546United Airlines
Find Deal
seg, abr 27 - seg, mai 4
Multiple Airlines Logo
6:00 am - 12:53 pmSTL-BJX
30h 53m1 stop
Multiple Airlines Logo
5:20 pm - 10:14 amBJX-STL
16h 54m2 stops
$551Multiple Airlines
Find Deal
qui, dez 4 - sex, dez 12
Aeromexico Logo
11:51 am - 6:32 pmSTL-BJX
7h 41m1 stop
Aeromexico Logo
8:10 pm - 6:02 pmBJX-STL
20h 52m2 stops
$552Aeromexico
Find Deal
dom, mai 10 - seg, mai 11
Multiple Airlines Logo
6:00 am - 4:10 pmSTL-BJX
10h 10m1 stop
Multiple Airlines Logo
5:35 pm - 10:14 amBJX-STL
40h 39m2 stops
$563Multiple Airlines
Find Deal
qua, dez 3 - sáb, dez 13

Aeromexico flights from St. Louis to León, Guanajuato

Our best Aeromexico deals on St. Louis to León, Guanajuato flight tickets
Aeromexico
May 10
STL9:00 amLambert-St Louis
14h 14m
2 stops
BJX10:14 pmLeón Del Bajio
May 11
BJX8:10 pmLeón Del Bajio
20h 52m
2 stops
STL6:02 pmLambert-St Louis
$552
Find similar
Aeromexico
May 10
STL11:51 amLambert-St Louis
7h 41m
1 stop
BJX6:32 pmLeón Del Bajio
May 11
BJX5:55 amLeón Del Bajio
16h 43m
2 stops
STL11:38 pmLambert-St Louis
$593
Find similar
Aeromexico
May 10
STL6:00 amLambert-St Louis
10h 34m
2 stops
BJX3:34 pmLeón Del Bajio
May 11
BJX5:55 amLeón Del Bajio
16h 43m
2 stops
STL11:38 pmLambert-St Louis
$607
Find similar

United Airlines flights from St. Louis to León, Guanajuato

Our best United Airlines deals on St. Louis to León, Guanajuato flight tickets
United Airlines
Apr 27
STL10:09 amLambert-St Louis
10h 22m
1 stop
BJX7:31 pmLeón Del Bajio
May 4
BJX11:45 amLeón Del Bajio
9h 21m
1 stop
STL10:06 pmLambert-St Louis
$546
Find similar
United Airlines
May 10
STL6:15 amLambert-St Louis
5h 34m
1 stop
BJX10:49 amLeón Del Bajio
May 11
BJX11:45 amLeón Del Bajio
20h 57m
1 stop
STL9:42 amLambert-St Louis
$669
Find similar
United Airlines
May 10
STL6:15 amLambert-St Louis
5h 34m
1 stop
BJX10:49 amLeón Del Bajio
May 11
BJX11:45 amLeón Del Bajio
20h 57m
1 stop
STL9:42 amLambert-St Louis
$675
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to León, Guanajuato 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, momondo users made 832,500 searches. Data last updated novembro 13, 2025.
Use the filters below to find and compare flights from St. Louis to León, Guanajuato that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

sex 1/9

7:43 pm-5:16 am

2 stops33h 33m

León Del Bajio

qua 2/11

10:31 am-3:26 pm

1 stop28h 55m

$449

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

qua 1/14

6:00 am-11:17 pm

2 stops17h 17m

León Del Bajio

qua 1/21

7:54 am-8:39 pm

2 stops12h 45m

$525

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

seg 12/8

6:00 am-12:53 pm

1 stop30h 53m

León Del Bajio

ter 1/6

6:59 pm-12:12 pm

2 stops41h 13m

$531

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

qua 1/14

7:10 am-4:32 pm

1 stop9h 22m

León Del Bajio

qua 1/21

9:56 am-11:39 pm

1 stop13h 43m

$532

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

qui 12/4

6:00 am-12:53 pm

1 stop30h 53m

León Del Bajio

sáb 12/13

5:35 pm-10:14 am

2 stops40h 39m

$539

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

qui 12/11

6:00 am-4:10 pm

1 stop10h 10m

León Del Bajio

qui 12/18

8:00 pm-2:47 pm

2 stops18h 47m

$543

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

seg 4/27

10:09 am-7:31 pm

1 stop10h 22m

León Del Bajio

seg 5/4

11:45 am-10:06 pm

1 stop9h 21m

$546

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

qui 12/4

6:00 am-12:53 pm

1 stop30h 53m

León Del Bajio

sex 12/12

5:20 pm-10:14 am

2 stops16h 54m

$551

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

dom 5/10

11:51 am-6:32 pm

1 stop7h 41m

León Del Bajio

seg 5/11

8:10 pm-6:02 pm

2 stops20h 52m

$552

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

qua 12/3

6:00 am-4:10 pm

1 stop10h 10m

León Del Bajio

sáb 12/13

5:35 pm-10:14 am

2 stops40h 39m

$563

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to León from

How to get the cheapest flight ticket from St. Louis to León, Guanajuato

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between St. Louis and León, Guanajuato?

What is the cheapest month to fly to León, Guanajuato?

In general, August is the cheapest month to fly from St. Louis to León, Guanajuato. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $475. The month of May is another great option to travel to León, Guanajuato, with average flight prices from St. Louis averaging around $517.

What is the cheapest day to depart on your flight to León, Guanajuato?

The cheapest day to depart from St. Louis to León, Guanajuato is on a Wednesday. Travelers who choose to depart for León, Guanajuato on a Wednesday will often find tickets for as low as $569. Flights from St. Louis to León, Guanajuato on a Sunday will generally be more expensive and average around $699. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to León, Guanajuato?

According to our data, the cheapest time of day to fly to León, Guanajuato is in the morning. momondo users have found flights departing from St. Louis to León, Guanajuato in the morning for as low as $584. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the afternoon because they tend to be around $585. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from St. Louis to León, Guanajuato

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to León, Guanajuato according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to León, Guanajuato (STL to BJX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to León, Guanajuato

Direct flights

None
There are no direct flights from St. Louis to León, Guanajuato. There are no popular flight routes from St. Louis to León, Guanajuato.
Search flight deals

  • How far is Lambert-St Louis to León Del Bajio by plane?

    The straight-line distance from Lambert-St Louis to León Del Bajio is 1387.7 mi. In terms of flight time, this usually takes a little over 5h 09m.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to León Del Bajio Airport?

    Prices for flights from Lambert-St Louis Airport to León Del Bajio Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to León Del Bajio Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to León Del Bajio Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to León Del Bajio Airport.

  • What documentation or ID do you need to fly to León Del Bajio Airport?

    The travel and health documents required for your trip to León Del Bajio Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at León Del Bajio Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from St. Louis to León, Guanajuato?

Best airlines flying from St. Louis to León, Guanajuato

Compare and see reviews for airlines that fly from St. Louis to León, Guanajuato with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $469Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights

Traveling to a place near León?

Book flights to León if you plan to visit one of these locations
Guanajuato
Salamanca

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to León?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to León from St. Louis.

Can I find flights from St. Louis to León with flexible booking policies on momondo?

All flight searches from St. Louis to León on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from St. Louis to León?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to León from St. Louis.

I’m not ready to book a flight from St. Louis to León right now. Can momondo alert me if prices change?

If you are not ready to book a flight from St. Louis to León now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to León and let you know when they change.

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