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Morelia

$483+ 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 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MLM
May 5 — May 121
Mon 5/5
Mon 5/12
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 April 30, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$483
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$551
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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Highest demand for flights based on searches. 19% potential increase in price ($188 potential increase over avg. RT price).
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Cheapest flight prices on average. 9% potential price decrease ($65 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 30, 2025.

This American Airlines deal was found by Cheapflights users on 4/29. 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 5/165:19 amSTL - MLM
1 stop7h 11mAmerican Airlines
Fri 5/3012:20 pmMLM - STL
1 stop6h 09mAmerican Airlines
Deal found 4/29$483
This United Airlines deal was found by Cheapflights users on 4/29. 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 5/166:00 amSTL - MLM
1 stop13h 13mUnited Airlines
Wed 5/286:50 amMLM - STL
1 stop9h 03mUnited Airlines
Deal found 4/29$500
This Mytrip deal was found by Cheapflights users on 4/29. 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 5/161:00 pmSTL - MLM
2 stops20h 55mMultiple Airlines
Sun 6/112:15 amMLM - STL
2 stops18h 55mMultiple Airlines
Deal found 4/29$562
This Priceline deal was found by Cheapflights users on 4/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/165:55 pmSTL - MLM
2 stops40h 00mFrontier
Wed 5/289:52 amMLM - STL
2 stops46h 17mFrontier
Deal found 4/29$635

Cheapflights Fare Finder

Customize your flight search to find flights from St. Louis to Morelia 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 April 30, 2025.
Use the filters below to find and compare flights from St. Louis to Morelia that are best for you.

Fly from

St. Louis

Fly to

Morelia

Route

Depart

Return

Price

St. LouisMorelia

STL - MLM

STLMLM

Lambert-St Louis

Fri 5/16

5:19 am-11:30 am

1 stop7h 11m

Morelia

Fri 5/30

12:20 pm-7:29 pm

1 stop6h 09m

$483

St. LouisMorelia

STL - MLM

STLMLM

Lambert-St Louis

Fri 5/16

6:00 am-6:13 pm

1 stop13h 13m

Morelia

Wed 5/28

6:50 am-4:53 pm

1 stop9h 03m

$500

St. LouisMorelia

STL - MLM

STLMLM

Lambert-St Louis

Fri 5/16

1:00 pm-8:55 am

2 stops20h 55m

Morelia

Sun 6/1

12:15 am-8:10 pm

2 stops18h 55m

$562

St. LouisMorelia

STL - MLM

STLMLM

Lambert-St Louis

Fri 5/16

5:55 pm-8:55 am

2 stops40h 00m

Morelia

Wed 5/28

9:52 am-9:09 am

2 stops46h 17m

$635

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on St. Louis-Morelia flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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 $817). 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.

Rainfall in Morelia by month

Plan your trip to Morelia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Morelia ranges from 0.2 - 6.8 inches per month. August is typically the wettest month, when rainfall can reach 6.8 in. March is typically the driest time to visit Morelia when rainfall is around 0.2 in.

Temperature in Morelia by month

Plan your trip to Morelia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Morelia, use this chart to help with planning. For those seeking warmer temperatures, May is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 60.8 F).

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 April 30, 2025.
United Airlines
7.4
Good
8,696 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,696 reviews
United Airlines
7.4
Good
8,696 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,696 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Frontier
6.0
Okay
3,284 reviews
United Airlines
7.4
Good
8,696 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

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 are the cheapest airlines flying 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 $483 on this airline. Additional options worth looking into are United Airlines and Frontier, starting at $500 and $635 round-trip. These flights start at 36% 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 $817). 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 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 April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$499Average$598FlexibilityNo cancel feeOn-time71%

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