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Morelia

$529+ Cheap flights from St. Louis (STL) to Morelia (MLM)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MLM
Oct 25 — Nov 11
Sat 10/25
Sat 11/1
1 adult, Economy
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Cheap flight deals from St. Louis to Morelia

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Morelia (MLM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$586
(Kiwi.com)

One-way from

$211
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$731
Provider with most accurate pricing for Lambert-St Louis-Morelia flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Morelia flights.
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From Lambert-St Louis to Morelia
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One-way flight from Lambert-St Louis to Morelia
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Highest demand for flights based on searches. 21% potential increase in price ($204 potential increase over avg. RT price).
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Cheapest flight prices on average. 9% potential price decrease ($66 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 Morelia

Cheapest flights from St. Louis to Morelia
Explore the most affordable flight options available from St. Louis to Morelia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 25, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/25. 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 10/37:55 pmSTL - MLM
2 stops33h 48mMultiple Airlines
Tue 10/79:33 amMLM - STL
1 stop7h 34mMultiple Airlines
Deal found 9/25$529
This Kiwi.com deal was found by Cheapflights users on 9/25. 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 10/24:00 pmSTL - MLM
2 stops30h 27mMultiple Airlines
Tue 10/79:33 amMLM - STL
1 stop7h 34mMultiple Airlines
Deal found 9/25$588
This American Airlines deal was found by Cheapflights users on 9/25. 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 10/27:16 amSTL - MLM
1 stop5h 49mAmerican Airlines
Tue 10/712:56 pmMLM - STL
1 stop18h 57mAmerican Airlines
Deal found 9/25$676
This United Airlines deal was found by Cheapflights users on 9/25. 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 10/35:28 pmSTL - MLM
2 stops25h 45mUnited Airlines
Tue 10/76:50 amMLM - STL
2 stops16h 08mUnited Airlines
Deal found 9/25$748
This United Airlines deal was found by Cheapflights users on 9/25. 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.
Thu 10/28:05 amSTL - MLM
2 stops11h 08mUnited Airlines
Tue 10/76:50 amMLM - STL
2 stops12h 56mUnited Airlines
Deal found 9/25$872

Compare providers for flights from St. Louis to Morelia

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 Morelia in September.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust 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-Morelia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Morelia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Morelia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Morelia flights, Cheapflights users trust FlightHub the most. FlightHub 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-Morelia 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 Morelia

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

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

Currently, November is the cheapest month in which you can book a flight from St. Louis to Morelia (average of $317). Flying from St. Louis to Morelia in December is currently the most expensive (average of $809). 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 Morelia

Get insights into the airlines that provide service to Morelia. 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 Morelia. Reviews last updated September 25, 2025.
Get a feel of what it's like to fly with American Airlines from St. Louis to Morelia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Comfort

7.2

Boarding

7.5

Food

6.4

Crew

8.0

Entertainment

6.9

Overall

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

Comfort

7.2

Boarding

7.5

Food

6.4

Crew

8.0

Entertainment

6.9

Overall

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 Morelia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What is the cheapest airline to fly from St. Louis to Morelia round-trip?

    Our cheapest airline available from St. Louis to Morelia is American Airlines. Our recent data shows that you can find tickets from as low as $482 on this airline. This flight start at 35% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from St. Louis to Morelia (average of $317). Flying from St. Louis to Morelia in December is currently the most expensive (average of $809). 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 Morelia

See prices for flight routes from nearby airports that may be better suited for you.
Kansas City to Morelia flights

Top airline flying from St. Louis to Morelia

Discover the top airline that operate flights from St. Louis to Morelia. 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 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$482Average$580FlexibilityNo cancel feeOn-time71%

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