Cheap flights from Morelia to St. Louis from $503

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Morelia to St. Louis departing on 10/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

United Airlines Logo
7:00 am - 10:39 amMLM-STL
26h 39m1 stop
United Airlines Logo
8:20 am - 7:22 pmSTL-MLM
11h 02m1 stop
$503United Airlines
Find Deal
Wed, Oct 29 - Wed, Nov 5
United Airlines Logo
7:00 am - 6:47 pmMLM-STL
10h 47m1 stop
United Airlines Logo
1:35 pm - 7:22 pmSTL-MLM
29h 47m2 stops
$524United Airlines
Find Deal
Thu, Oct 30 - Thu, Nov 6
United Airlines Logo
7:00 am - 6:47 pmMLM-STL
10h 47m1 stop
United Airlines Logo
9:00 am - 7:22 pmSTL-MLM
34h 22m2 stops
$544United Airlines
Find Deal
Fri, Oct 31 - Fri, Nov 7
American Airlines Logo
12:56 pm - 8:51 pmMLM-STL
6h 55m1 stop
American Airlines Logo
7:00 am - 1:03 pmSTL-MLM
6h 03m1 stop
$651American Airlines
Find Deal
Fri, Oct 31 - Fri, Nov 7

United Airlines flights from Morelia to St. Louis

Our best United Airlines deals on Morelia to St. Louis flight tickets
United Airlines
Oct 29
MLM7:00 amMorelia
26h 39m
1 stop
STL10:39 amLambert-St Louis
Nov 5
STL8:20 amLambert-St Louis
11h 02m
1 stop
MLM7:22 pmMorelia
United Airlines
Oct 30
MLM7:00 amMorelia
10h 47m
1 stop
STL6:47 pmLambert-St Louis
Nov 6
STL1:35 pmLambert-St Louis
29h 47m
2 stops
MLM7:22 pmMorelia
United Airlines
Oct 31
MLM7:00 amMorelia
10h 47m
1 stop
STL6:47 pmLambert-St Louis
Nov 7
STL9:00 amLambert-St Louis
34h 22m
2 stops
MLM7:22 pmMorelia

momondo 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, momondo users made 832,500 searches. Data last updated September 16, 2025.
Use the filters below to find and compare flights from Morelia to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MoreliaSt. Louis

MLM - STL

MLMSTL

Morelia

Wed 10/29

7:00 am-10:39 am

1 stop26h 39m

Lambert-St Louis

Wed 11/5

8:20 am-7:22 pm

1 stop11h 02m

$503

MoreliaSt. Louis

MLM - STL

MLMSTL

Morelia

Thu 10/30

7:00 am-6:47 pm

1 stop10h 47m

Lambert-St Louis

Thu 11/6

1:35 pm-7:22 pm

2 stops29h 47m

$524

MoreliaSt. Louis

MLM - STL

MLMSTL

Morelia

Fri 10/31

7:00 am-6:47 pm

1 stop10h 47m

Lambert-St Louis

Fri 11/7

9:00 am-7:22 pm

2 stops34h 22m

$544

MoreliaSt. Louis

MLM - STL

MLMSTL

Morelia

Fri 10/31

12:56 pm-8:51 pm

1 stop6h 55m

Lambert-St Louis

Fri 11/7

7:00 am-1:03 pm

1 stop6h 03m

$651

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to St. Louis from

How to get the cheapest flight ticket from Morelia to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to St. Louis?

The cheapest day to depart on your flight to St. Louis is on a Wednesday when prices can be found for as low as $570. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $843. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

When to book flights from Morelia to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Morelia to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Morelia to St. Louis (MLM to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Morelia to St. Louis

Direct flights

None
There are no direct flights from Morelia to St. Louis. There are no popular flight routes from Morelia to St. Louis.
  • How far is Morelia to Lambert-St Louis by plane?

    There are 1462.3 mi between Morelia and Lambert-St Louis. 6h 55m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Morelia Airport to Lambert-St Louis Airport?

    Prices for flights from Morelia Airport to Lambert-St Louis Airport are updated daily.

  • How old do you have to be to fly from Morelia Airport to Lambert-St Louis Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Morelia Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The necessary travel and health documents for your Lambert-St Louis Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Hermann
Fairview Heights
Florissant
Maryland Heights
O'Fallon
Fenton
Collinsville
Wentzville
Alton
St. Peters
Farmington
Festus
Glencoe
Clayton
Edwardsville
Eureka
Litchfield
Shrewsbury

Why use momondo?

Why should I use momondo to find a flight deal from Morelia to St. Louis?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Morelia to St. Louis. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Morelia to St. Louis with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to St. Louis from Morelia with this policy.

How can momondo help me find flights from Morelia to St. Louis?

momondo provides multiple filters to help you find the best flight to St. Louis from Morelia. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Morelia to St. Louis right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Morelia to St. Louis flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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1 adult
Thu 10/16
Thu 10/23

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