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Guanajuato

$208+ 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 8/16. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BJX
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
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 July 3, 2025.

Round-trip from

$521
(Delta)

One-way from

$208
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$671
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. 1% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 3, 2025.

This Delta deal was found by Cheapflights users on 7/3. 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.
Thu 8/219:17 amSTL - BJX
2 stops11h 42mDelta
Mon 8/259:24 amBJX - STL
1 stop11h 38mDelta
Deal found 7/3$521
This Aeromexico deal was found by Cheapflights users on 7/1. 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 7/316:00 amSTL - BJX
1 stop13h 55mAeromexico
Thu 8/77:59 pmBJX - STL
2 stops24h 35mAeromexico
Deal found 7/1$541
This FlightHub deal was found by Cheapflights users on 7/3. 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.
Thu 10/3011:02 amSTL - BJX
2 stops23h 34mFrontier
Wed 11/57:01 amBJX - STL
1 stop11h 06mFrontier
Deal found 7/3$544
This American Airlines deal was found by Cheapflights users on 7/1. 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 7/319:26 amSTL - BJX
1 stop15h 04mAmerican Airlines
Thu 8/75:09 amBJX - STL
1 stop10h 37mAmerican Airlines
Deal found 7/1$545
This Mytrip deal was found by Cheapflights users on 7/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/410:47 amSTL - BJX
3 stops31h 00mMultiple Airlines
Thu 8/144:00 pmBJX - STL
3 stops20h 32mMultiple Airlines
Deal found 7/2$546
This United Airlines deal was found by Cheapflights users on 7/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/196:15 amSTL - BJX
1 stop5h 39mUnited Airlines
Tue 12/2312:50 pmBJX - STL
1 stop9h 16mUnited Airlines
Deal found 7/3$1,135

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 July 3, 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

Thu 8/21

9:17 am-7:59 pm

2 stops11h 42m

León Del Bajio

Mon 8/25

9:24 am-10:02 pm

1 stop11h 38m

$521

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Thu 7/31

6:00 am-6:55 pm

1 stop13h 55m

León Del Bajio

Thu 8/7

7:59 pm-9:34 pm

2 stops24h 35m

$541

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Thu 10/30

11:02 am-9:36 am

2 stops23h 34m

León Del Bajio

Wed 11/5

7:01 am-6:07 pm

1 stop11h 06m

$544

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Thu 7/31

9:26 am-11:30 pm

1 stop15h 04m

León Del Bajio

Thu 8/7

5:09 am-4:46 pm

1 stop10h 37m

$545

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Mon 8/4

10:47 am-4:47 pm

3 stops31h 00m

León Del Bajio

Thu 8/14

4:00 pm-1:32 pm

3 stops20h 32m

$546

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Fri 12/19

6:15 am-11:54 am

1 stop5h 39m

León Del Bajio

Tue 12/23

12:50 pm-10:06 pm

1 stop9h 16m

$1,135

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Sat 8/16

7:29 pm-4:13 am

2 stops33h 44m

$208

St. LouisLeón

STL - BJX

STLBJX

Lambert-St Louis

Sat 8/16

6:45 am-4:47 pm

1 stop11h 02m

$230

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

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 $719). 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 July 3, 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 July 3, 2025.
Read through reviews of airlines operating flights from St. Louis to Guanajuato, such as Delta, Aeromexico, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Aeromexico
7.5
Good
1,718 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,861 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Frontier
5.9
Fair
3,286 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • 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 $719). 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

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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.
Kansas City to León flights
St. Louis 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$478Average$723FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$482Average$587FlexibilityNo cancel feeOn-time71%

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