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Morelia

$241+ Cheap flights from St. Louis (STL) to Morelia (MLM)

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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MLM
Mar 14 — Mar 211
Sat 3/14
Sat 3/21
1 adult, Economy
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Cheap 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 February 12, 2026.

This United Airlines deal was found by Cheapflights users on 2/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/277:30 am
STL
-
MLM
2 stops11h 43m
United Airlines
Tue 6/96:50 am
MLM
-
STL
1 stop9h 59m
United Airlines
Deal found 2/10$588
This American Airlines deal was found by Cheapflights users on 2/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/265:12 am
STL
-
MLM
1 stop7h 44m
American Airlines
Thu 4/212:46 pm
MLM
-
STL
1 stop9h 12m
American Airlines
Deal found 2/8$609
This American Airlines deal was found by Cheapflights users on 2/10. 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.
Wed 5/275:29 am
STL
-
MLM
1 stop6h 39m
American Airlines
Tue 6/912:03 pm
MLM
-
STL
1 stop8h 34m
American Airlines
Deal found 2/10$614
This United Airlines deal was found by Cheapflights users on 2/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/285:15 am
STL
-
MLM
2 stops14h 07m
United Airlines
Sat 4/46:50 am
MLM
-
STL
1 stop14h 38m
United Airlines
Deal found 2/11$623
This American Airlines deal was found by Cheapflights users on 2/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/117:00 am
STL
-
MLM
1 stop5h 56m
American Airlines
Sat 3/211:18 pm
MLM
-
STL
1 stop18h 37m
American Airlines
Deal found 2/8$641
This Priceline deal was found by Cheapflights users on 2/8. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/78:12 pm
STL
-
MLM
2 stops37h 01m
Frontier
Sun 3/1510:13 am
MLM
-
STL
1 stop27h 58m
Frontier
Deal found 2/8$648
This American Airlines deal was found by Cheapflights users on 2/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/75:12 am
STL
-
MLM
1 stop7h 40m
American Airlines
Sun 3/1512:46 pm
MLM
-
STL
1 stop5h 43m
American Airlines
Deal found 2/8$654
This Priceline deal was found by Cheapflights users on 2/8. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1111:32 am
STL
-
MLM
2 stops31h 16m
Frontier
Sun 3/227:19 pm
MLM
-
STL
2 stops38h 13m
Frontier
Deal found 2/8$682
This American Airlines deal was found by Cheapflights users on 2/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/115:12 am
STL
-
MLM
1 stop7h 44m
American Airlines
Sun 3/2212:46 pm
MLM
-
STL
1 stop19h 09m
American Airlines
Deal found 2/8$696
This United Airlines deal was found by Cheapflights users on 2/8. 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.
Thu 3/266:00 am
STL
-
MLM
1 stop13h 22m
United Airlines
Thu 4/26:50 am
MLM
-
STL
2 stops35h 41m
United Airlines
Deal found 2/8$709

Find 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 February 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$588
(United Airlines)

One-way from

$241
(Kiwi.com)

Popular in

October

Cheapest in

May

Average price

$602
Provider with most accurate pricing for Lambert-St Louis-Morelia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Morelia flights.
Search Deals
From Lambert-St Louis to Morelia
Search Deals
One-way flight from Lambert-St Louis to Morelia
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($109 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($47 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 February 12, 2026.
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

Wed 5/27

7:30 am-6:13 pm

2 stops11h 43m

Morelia

Tue 6/9

6:50 am-5:49 pm

1 stop9h 59m

$588

St. LouisMorelia

STL - MLM

STLMLM

Lambert-St Louis

Wed 5/27

5:29 am-11:08 am

1 stop6h 39m

Morelia

Tue 6/9

12:03 pm-9:37 pm

1 stop8h 34m

$614

St. LouisMorelia

STL - MLM

STLMLM

Lambert-St Louis

Sat 3/28

6:00 am-6:22 pm

1 stop13h 22m

Morelia

Sat 4/4

6:50 am-10:28 pm

1 stop14h 38m

$623

St. LouisMorelia

STL - MLM

STLMLM

Lambert-St Louis

Wed 3/11

7:00 am-11:56 am

1 stop5h 56m

Morelia

Sat 3/21

1:18 pm-8:55 am

1 stop18h 37m

$641

St. LouisMorelia

STL - MLM

STLMLM

Lambert-St Louis

Sat 3/7

8:12 pm-9:13 am

2 stops37h 01m

Morelia

Sun 3/15

10:13 am-3:11 pm

1 stop27h 58m

$648

St. LouisMorelia

STL - MLM

STLMLM

Lambert-St Louis

Wed 3/11

11:32 am-5:48 pm

2 stops31h 16m

Morelia

Sun 3/22

7:19 pm-10:32 am

2 stops38h 13m

$682

St. LouisMorelia

STL - MLM

STLMLM

Lambert-St Louis

Wed 3/11

5:12 am-11:56 am

1 stop7h 44m

Morelia

Sun 3/22

12:46 pm-8:55 am

1 stop19h 09m

$696

St. LouisMorelia

STL - MLM

STLMLM

Lambert-St Louis

Thu 3/26

6:00 am-6:22 pm

1 stop13h 22m

Morelia

Thu 4/2

6:50 am-7:31 pm

2 stops35h 41m

$709

St. LouisMorelia

STL - MLM

STLMLM

Lambert-St Louis

Sat 3/14

6:50 pm-11:56 am

1 stop18h 06m

Morelia

Sun 3/22

12:46 pm-8:55 am

1 stop19h 09m

$727

St. LouisMorelia

STL - MLM

STLMLM

Lambert-St Louis

Wed 3/11

6:00 am-6:22 pm

1 stop13h 22m

Morelia

Sat 3/21

7:00 am-9:07 pm

2 stops37h 07m

$767

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/9

Showing 1-10 of 17 results
1
2

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 February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 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, May is the cheapest month in which you can book a flight from St. Louis to Morelia (average of $473). Flying from St. Louis to Morelia in October is currently the most expensive (average of $885). 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 February 12, 2026.
Get a feel of what it's like to fly with United Airlines and 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.
United Airlines
7.4
Good
9,276 reviews

Overall

7.4

Food

6.6

Entertainment

7.1

Boarding

7.7

Crew

8.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,276 reviews
United Airlines
7.4
Good
9,276 reviews

Overall

7.4

Food

6.6

Entertainment

7.1

Boarding

7.7

Crew

8.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.2
Good
11,267 reviews
United Airlines
7.4
Good
9,276 reviews

Overall

7.4

Food

6.6

Entertainment

7.1

Boarding

7.7

Crew

8.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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.

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

    A quick flight from St. Louis to Morelia can take about 6h 39m. United Airlines provides one of the quickest options available for as low as $614. St. Louis and Morelia are separated by a distance of 1452 mi. This flight may include one or multiple stops.

  • 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 $482 on this airline. An additional option worth looking into is United Airlines, starting at $552. 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, May is the cheapest month in which you can book a flight from St. Louis to Morelia (average of $473). Flying from St. Louis to Morelia in October is currently the most expensive (average of $885). 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 2 airlines flying from St. Louis to Morelia

Discover the top 2 airlines 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 February 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$482Average$731FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$552Average$662FlexibilityNo cancel feeOn-time69%

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