$286+ 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 6/19. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BJX
Jul 11 — Jul 181
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Guanajuato 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
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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 Guanajuato
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Cheapest flights from St. Louis to GuanajuatoExplore 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 June 11, 2026.
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 June 11, 2026.
This Aeromexico deal was found by Cheapflights users on 6/9. 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.
Mon 8/317:00 am
STL
- BJX
2 stops9h 12m
Aeromexico
Wed 9/25:48 am
BJX
- STL
2 stops11h 39m
Aeromexico
Deal found 6/9![Aeromexico logo]()
$540
This Delta deal was found by Cheapflights users on 6/6. 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 9/2310:00 am
STL
- BJX
1 stop8h 05m
Delta
Sat 9/2612:06 pm
BJX
- STL
2 stops10h 30m
Delta
Deal found 6/6![Delta logo]()
$570
This Delta deal was found by Cheapflights users on 6/7. 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 8/126:00 am
STL
- BJX
2 stops13h 02m
Delta
Wed 8/198:02 am
BJX
- STL
2 stops14h 19m
Delta
Deal found 6/7![Delta logo]()
$585
This United Airlines deal was found by Cheapflights users on 6/6. 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.
Wed 7/296:14 am
STL
- BJX
1 stop5h 37m
United Airlines
Sat 8/12:50 pm
BJX
- STL
1 stop6h 55m
United Airlines
Deal found 6/6![United Airlines logo]()
$645
This United Airlines deal was found by Cheapflights users on 6/6. 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 8/3111:15 am
STL
- BJX
1 stop9h 16m
United Airlines
Wed 9/25:00 am
BJX
- STL
2 stops14h 46m
United Airlines
Deal found 6/6![United Airlines logo]()
$664
This American Airlines deal was found by Cheapflights users on 6/10. 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 7/167:07 am
STL
- BJX
1 stop15h 37m
American Airlines
Sat 7/255:32 pm
BJX
- STL
1 stop14h 14m
American Airlines
Deal found 6/10![American Airlines logo]()
$667
This United Airlines deal was found by Cheapflights users on 6/7. 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.
Sun 7/57:00 am
STL
- BJX
1 stop7h 43m
United Airlines
Sun 7/125:00 am
BJX
- STL
1 stop8h 16m
United Airlines
Deal found 6/7![United Airlines logo]()
$672
This Delta deal was found by Cheapflights users on 6/11. 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 6/189:21 am
STL
- BJX
2 stops14h 51m
Delta
Mon 6/2211:57 am
BJX
- STL
2 stops10h 59m
Delta
Deal found 6/11![Delta logo]()
$702
This Kiwi.com deal was found by Cheapflights users on 6/9. 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.
Wed 6/247:03 pm
STL
- BJX
1 stop5h 22m
Multiple Airlines
Tue 6/308:00 pm
BJX
- STL
2 stops38h 18m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$716
Best flights from St. Louis to GuanajuatoDiscover carefully curated flight deals from St. Louis to Guanajuato that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 11, 2026.
Discover carefully curated flight deals from St. Louis to Guanajuato that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 11, 2026.
This Aeromexico deal was found by Cheapflights users on 6/8. 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.
Mon 8/316:00 am
STL
- BJX
1 stop12h 10m
Aeromexico
Wed 9/29:00 am
BJX
- STL
1 stop8h 27m
Aeromexico
Deal found 6/8![Aeromexico logo]()
$540
This Delta deal was found by Cheapflights users on 6/7. 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 8/127:00 am
STL
- BJX
1 stop9h 55m
Delta
Wed 8/199:00 am
BJX
- STL
1 stop13h 21m
Delta
Deal found 6/7![Delta logo]()
$540
Last-minute flights from St. Louis to GuanajuatoDiscover last-minute flight deals from St. Louis to Guanajuato. Data last updated June 11, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Guanajuato. Data last updated June 11, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/11. 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 6/189:21 am
STL
- BJX
2 stops14h 51m
Delta
Mon 6/2211:57 am
BJX
- STL
2 stops10h 59m
Delta
Deal found 6/11![Delta logo]()
$702
This American Airlines deal was found by Cheapflights users on 6/11. 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 6/185:18 pm
STL
- BJX
1 stop5h 33m
American Airlines
Mon 6/226:20 am
BJX
- STL
1 stop14h 17m
American Airlines
Deal found 6/11![American Airlines logo]()
$732
This American Airlines deal was found by Cheapflights users on 6/6. 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.
Fri 6/197:04 am
STL
- BJX
1 stop15h 47m
American Airlines
Sun 6/216:20 am
BJX
- STL
1 stop11h 10m
American Airlines
Deal found 6/6![American Airlines logo]()
$737
This Aeromexico deal was found by Cheapflights users on 6/6. 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.
Fri 6/196:00 am
STL
- BJX
2 stops18h 20m
Aeromexico
Sun 6/217:15 pm
BJX
- STL
2 stops26h 03m
Aeromexico
Deal found 6/6![Aeromexico logo]()
$852
This United Airlines deal was found by Cheapflights users on 6/6. 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 6/197:05 pm
STL
- BJX
2 stops16h 46m
United Airlines
Sun 6/212:50 pm
BJX
- STL
1 stop6h 55m
United Airlines
Deal found 6/6![United Airlines logo]()
$886
This Mytrip deal was found by Cheapflights users on 6/6. 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.
Fri 6/192:15 pm
STL
- BJX
2 stops27h 09m
Multiple Airlines
Sun 6/217:00 am
BJX
- STL
3 stops28h 21m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$1,056
One-way flights from St. Louis to GuanajuatoSearch for one-way flight options from St. Louis to Guanajuato. Find affordable one-way fares based on user searches. Data last updated June 11, 2026.
Search for one-way flight options from St. Louis to Guanajuato. Find affordable one-way fares based on user searches. Data last updated June 11, 2026.
This Volaris deal was found by Cheapflights users on 6/11. 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 Volaris is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/196:30 am
STL
- BJX
1 stop10h 54m
Volaris
Deal found 6/11![Volaris logo]()
$286
This eDestinos deal was found by Cheapflights users on 6/7. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/196:30 am
STL
- BJX
2 stops34h 40m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$407
This Delta deal was found by Cheapflights users on 6/8. 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.
Fri 6/199:21 am
STL
- BJX
2 stops14h 59m
Delta
Deal found 6/8![Delta logo]()
$426
This United Airlines deal was found by Cheapflights users on 6/8. 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 6/191:13 pm
STL
- BJX
3 stops22h 38m
United Airlines
Deal found 6/8![United Airlines logo]()
$1,875
Find 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 June 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $540 (Aeromexico) |
One-way from | $286 (Volaris) |
Popular in | December |
Cheapest in | September |
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 June 11, 2026.
Use the filters below to find and compare flights from St. Louis to Guanajuato that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
St. LouisLeón
STL - BJX
STLBJX
Lambert-St Louis
Mon 8/31
6:00 am-5:10 pm
1 stop12h 10m
León Del Bajio
Wed 9/2
9:00 am-6:27 pm
1 stop8h 27m
$540
St. LouisLeón
STL - BJX
STLBJX
Lambert-St Louis
Wed 8/12
7:00 am-3:55 pm
1 stop9h 55m
León Del Bajio
Wed 8/19
9:00 am-11:21 pm
1 stop13h 21m
$540
Cheapest one-way
St. LouisLeón
STL - BJX
STLBJX
Lambert-St Louis
Fri 6/19
6:30 am-4:24 pm
1 stop10h 54m
$286
St. LouisLeón
STL - BJX
STLBJX
Lambert-St Louis
Fri 6/19
6:30 am-4:10 pm
2 stops34h 40m
$407
Quickest one-way
St. LouisLeón
STL - BJX
STLBJX
Lambert-St Louis
Fri 6/19
1:39 pm-11:20 pm
2 stops10h 41m
$426
St. LouisLeón
STL - BJX
STLBJX
Lambert-St Louis
Fri 6/19
1:13 pm-1:43 pm
3 stops25h 30m
$1,894
Sorted by cheapest first
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.
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.
Cheapflights Insights
Everything you need to know about your flight from St. Louis to Guanajuato
STL-GJ9
STL-BJX
No data available for this route at this time. Please check back soon.
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 June 11, 2026.
Read through reviews of airlines operating flights from St. Louis to Guanajuato, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
6.6
Boarding
7.7
Comfort
7.3
Crew
8.1
Entertainment
7.1
Overall
7.4
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Food
6.6
Boarding
7.7
Comfort
7.3
Crew
8.1
Entertainment
7.1
Overall
7.4
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Food
6.6
Boarding
7.7
Comfort
7.3
Crew
8.1
Entertainment
7.1
Overall
7.4
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
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.
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Complete your trip
Complete your trip to Guanajuato by adding a car rental and/or hotel reservation to your travel itinerary.
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St. Louis and Guanajuato flights
Browse other St. Louis and Guanajuato flight options. Last updated on June 11, 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 June 11, 2026.
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St. Louis to Guanajuato flights
Consider these flights traveling from St. Louis to Guanajuato.
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 June 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$489 | Average$759 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$501 | Average$723 | FlexibilityNo cancel fee | On-time69% |