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Guanajuato

$181+ Cheap flights from St. Louis (STL) to Guanajuato, Mexico, Mexico

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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BJX
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from St. Louis to Guanajuato

Keep the following information in mind while searching for St. Louis to Guanajuato flight deals. Data was last updated September 16, 2025.

Round-trip from

$414
(Kiwi.com)

One-way from

$181
(Kiwi.com)

Popular in

October

Cheapest in

August

Average price

$526
From Lambert-St Louis to Guanajuato
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One-way flight from Lambert-St Louis to Guanajuato
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Highest demand for flights based on searches. 6% potential increase in price ($44 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from St. Louis to Guanajuato

Cheapest flights from St. Louis to Guanajuato
Explore the most affordable flight options available from St. Louis to Guanajuato. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Thu 10/2310:17 amSTL - BJX
2 stops21h 59mMultiple Airlines
Thu 11/63:35 pmBJX - STL
1 stop26h 25mMultiple Airlines
Deal found 9/15$414
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Sat 10/257:52 pmSTL - BJX
2 stops33h 17mMultiple Airlines
Thu 11/63:35 pmBJX - STL
1 stop26h 25mMultiple Airlines
Deal found 9/15$430
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Sat 10/2510:22 amSTL - BJX
1 stop26h 13mMultiple Airlines
Wed 11/55:15 pmBJX - STL
2 stops39h 52mMultiple Airlines
Deal found 9/15$431
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Sat 10/2510:22 amSTL - BJX
1 stop26h 13mMultiple Airlines
Fri 11/78:00 pmBJX - STL
2 stops37h 07mMultiple Airlines
Deal found 9/15$435
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/2610:17 amSTL - BJX
2 stops42h 52mMultiple Airlines
Thu 11/63:35 pmBJX - STL
1 stop26h 25mMultiple Airlines
Deal found 9/15$441
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/247:52 pmSTL - BJX
2 stops42h 33mMultiple Airlines
Thu 11/63:35 pmBJX - STL
1 stop26h 25mMultiple Airlines
Deal found 9/15$442
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Sat 10/2510:22 amSTL - BJX
1 stop26h 13mMultiple Airlines
Sat 11/86:10 amBJX - STL
2 stops26h 57mMultiple Airlines
Deal found 9/15$448
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/2610:22 amSTL - BJX
1 stop26h 13mMultiple Airlines
Wed 11/55:15 pmBJX - STL
2 stops24h 12mMultiple Airlines
Deal found 9/15$465
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Thu 10/2310:17 amSTL - BJX
2 stops21h 59mMultiple Airlines
Fri 11/710:36 amBJX - STL
1 stop7h 24mMultiple Airlines
Deal found 9/15$471
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/2610:22 amSTL - BJX
1 stop26h 13mMultiple Airlines
Sat 11/87:49 amBJX - STL
2 stops25h 18mMultiple Airlines
Deal found 9/15$474
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Tue 12/166:00 amSTL - BJX
2 stops27h 25mMultiple Airlines
Mon 1/2610:15 amBJX - STL
1 stop29h 11mMultiple Airlines
Deal found 9/15$487
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 12/146:00 amSTL - BJX
2 stops31h 05mMultiple Airlines
Fri 1/97:01 amBJX - STL
1 stop8h 25mMultiple Airlines
Deal found 9/13$490

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to 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, Cheapflights users made 2,558,603 searches. Data last updated September 16, 2025.
Use the filters below to find and compare flights from St. Louis to Guanajuato that are best for you.

Fly from

St. Louis

Fly to

Guanajuato

Route

Depart

Return

Price

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Sun 12/14

6:00 am-1:05 pm

2 stops31h 05m

León Del Bajio

Fri 1/9

7:01 am-3:26 pm

1 stop8h 25m

$490

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Wed 1/14

7:30 am-8:12 pm

2 stops12h 42m

León Del Bajio

Wed 1/21

9:15 am-6:04 pm

1 stop8h 49m

$528

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Wed 2/25

6:00 am-4:47 pm

1 stop10h 47m

León Del Bajio

Tue 3/3

9:15 am-7:14 pm

1 stop9h 59m

$528

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Sun 10/26

6:15 am-5:44 pm

1 stop12h 29m

León Del Bajio

Wed 11/5

5:55 am-3:50 pm

1 stop9h 55m

$656

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Thu 10/23

8:05 am-1:43 pm

2 stops30h 38m

León Del Bajio

Thu 11/6

5:55 am-9:54 pm

2 stops15h 59m

$661

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Wed 12/24

7:43 pm-7:19 am

2 stops35h 36m

León Del Bajio

Wed 1/7

7:01 am-3:26 pm

1 stop8h 25m

$681

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Sat 10/25

1:40 pm-10:54 am

2 stops22h 14m

León Del Bajio

Sun 11/9

5:55 am-9:54 pm

2 stops15h 59m

$681

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Mon 10/27

7:52 pm-7:16 am

3 stops36h 24m

$181

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Sun 11/2

12:20 pm-7:19 am

3 stops42h 59m

$206

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Sat 12/13

2:48 pm-9:25 am

3 stops42h 37m

$232

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Best time to book a flight from St. Louis to Guanajuato

Have a flexible travel schedule? Discover the best time to fly to Guanajuato 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 Guanajuato

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

Currently, January is the cheapest month in which you can book a flight from St. Louis to Guanajuato (average of $355). Flying from St. Louis to Guanajuato in December is currently the most expensive (average of $733). 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.

What is the cheapest time of day to fly from STL to GJ9?

Find hourly flight availability from St. Louis to Guanajuato. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from St. Louis to Guanajuato as you normally would.

Reviews of airlines servicing Guanajuato

Get insights into the airlines that provide service to Guanajuato. 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 Guanajuato. Reviews last updated September 16, 2025.
Read through reviews of airlines operating flights from St. Louis to Guanajuato, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Boarding

7.5

Food

6.4

Crew

8.0

Overall

7.2

Comfort

7.2

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Boarding

7.5

Food

6.4

Crew

8.0

Overall

7.2

Comfort

7.2

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Guanajuato. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to Guanajuato?

    Lambert-St Louis (STL) is the airport you will fly out of if you book a flight from St. Louis to Guanajuato. You should not have trouble finding flights to Guanajuato from Lambert-St Louis; the airport handles an average of 0 outbound flights to Guanajuato per day. You should also have plenty of airline options to choose from since 2 airlines have flights from the St. Louis airport to Guanajuato. It is only a 12.7 mi journey to Lambert-St Louis (STL) from St. Louis’s city center.

  • How long is the flight from St. Louis to Guanajuato?

    Departing from St. Louis to Guanajuato will take you 12h 42m. St. Louis and Guanajuato are separated by a distance of 1392 mi.

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

    Yes. In addition to deals on St. Louis to Guanajuato flights, Cheapflights offers vacation packages that include both flights and hotel.

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

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Guanajuato.

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

    Yes. Cheapflights offers flight deals from St. Louis to Guanajuato 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 Guanajuato?

    Currently, January is the cheapest month in which you can book a flight from St. Louis to Guanajuato (average of $355). Flying from St. Louis to Guanajuato in December is currently the most expensive (average of $733). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for St. Louis to Guanajuato

See prices for flight routes from nearby airports that may be better suited for you.
St. Louis to León flights
Kansas City to León flights
St. Louis to Santiago de Querétaro flights

Top 2 airlines flying from St. Louis to Guanajuato

Discover the top 2 airlines that operate flights from St. Louis to Guanajuato. 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$469Average$641FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$478Average$723FlexibilityNo cancel feeOn-time69%

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