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$503+ Cheap flights from Morelia (MLM) to St. Louis (STL)

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 1/26. Fares are subject to change and may not be available on all flights or dates of travel.
MLM — STL
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Cheap flight deals from Morelia to St. Louis

Cheapest flights from Morelia to St. Louis
Explore the most affordable flight options available from Morelia to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

This United Airlines deal was found by Cheapflights users on 12/12. 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 12/258:00 amMLM - STL
2 stops15h 43mUnited Airlines
Wed 12/315:02 pmSTL - MLM
2 stops26h 20mUnited Airlines
Deal found 12/12$620

Find flight deals from Morelia to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Morelia (MLM) to St. Louis (STL). 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 December 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$503
(United Airlines)
Provider with most accurate pricing for Morelia-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Morelia-Lambert-St Louis flights.
Search Deals
From Morelia to Lambert-St Louis
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Morelia to St. Louis 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 December 15, 2025.
Use the filters below to find and compare flights from Morelia to St. Louis that are best for you.

Fly from

Morelia

Fly to

St. Louis

Route

Depart

Return

Price

MoreliaSt. Louis

MLM - STL

MLMSTL

Morelia

Tue 1/27

8:00 am-11:59 pm

2 stops15h 59m

Lambert-St Louis

Tue 2/3

8:05 am-7:22 pm

2 stops11h 17m

$503

MoreliaSt. Louis

MLM - STL

MLMSTL

Morelia

Thu 2/26

8:00 am-10:14 pm

1 stop14h 14m

Lambert-St Louis

Sun 3/1

6:00 pm-7:22 pm

2 stops25h 22m

$503

MoreliaSt. Louis

MLM - STL

MLMSTL

Morelia

Mon 1/26

8:00 am-12:29 pm

2 stops28h 29m

Lambert-St Louis

Mon 2/2

6:40 pm-7:22 pm

2 stops24h 42m

$503

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

Compare providers for flights from Morelia to St. Louis

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 Morelia to St. Louis in December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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 Morelia-St. Louis flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Morelia-St. Louis flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Morelia-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Morelia-St. Louis flights, Cheapflights users trust eDreams the most. eDreams 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 Morelia-St. Louis 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 Morelia to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Morelia 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.

Related info for your journey

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

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

    For as low as $503, United Airlines can have you in St. Louis from Morelia in 15h 59m. There are 1452 mi between Morelia and St. Louis.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Morelia to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Fairview Heights
Maryland Heights
Collinsville
Swansea
Eureka
Glencoe
St. Peters
Chesterfield
Alton
Farmington
Festus

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