Latest deals
When to book
FAQs
Price Alerts

Cheap flights from Morelia to St. Louis from $431

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 4/24. 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
1 adult, Economy, 0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Morelia to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
8:07 pm - 7:32 pm
MLM
-
STL
22h 25m
2 stops
Frontier Logo
3:21 pm - 9:35 am
STL
-
MLM
19h 14m
2 stops
$431Frontier
Fri, Apr 24 - Mon, Apr 27
Frontier Logo
8:07 pm - 6:04 pm
MLM
-
STL
20h 57m
2 stops
Frontier Logo
4:19 pm - 9:35 am
STL
-
MLM
18h 16m
2 stops
$441Frontier
Fri, May 8 - Fri, May 15
Frontier Logo
8:07 pm - 7:21 pm
MLM
-
STL
22h 14m
2 stops
Frontier Logo
3:21 pm - 9:35 am
STL
-
MLM
19h 14m
2 stops
$521Frontier
Thu, Apr 23 - Mon, Apr 27
Frontier Logo
8:07 pm - 7:21 pm
MLM
-
STL
22h 14m
2 stops
Frontier Logo
3:21 pm - 9:35 am
STL
-
MLM
19h 14m
2 stops
$522Frontier
Thu, Apr 23 - Mon, Apr 27
Frontier Logo
8:07 pm - 7:21 pm
MLM
-
STL
22h 14m
2 stops
Frontier Logo
4:19 pm - 9:35 am
STL
-
MLM
18h 16m
2 stops
$541Frontier
Sat, May 2 - Sat, May 9
Frontier Logo
8:07 pm - 7:21 pm
MLM
-
STL
22h 14m
2 stops
Frontier Logo
3:21 pm - 9:35 am
STL
-
MLM
19h 14m
2 stops
$543Frontier
Thu, Apr 23 - Mon, Apr 27
Frontier Logo
8:07 pm - 7:21 pm
MLM
-
STL
22h 14m
2 stops
Frontier Logo
4:19 pm - 9:35 am
STL
-
MLM
18h 16m
2 stops
$561Frontier
Sat, May 2 - Sat, May 9
United Airlines Logo
6:50 am - 10:28 pm
MLM
-
STL
14h 38m
1 stop
United Airlines Logo
6:05 pm - 6:13 pm
STL
-
MLM
25h 08m
2 stops
$568United Airlines
Thu, Apr 23 - Mon, Apr 27
United Airlines Logo
6:50 am - 9:25 am
MLM
-
STL
25h 35m
1 stop
United Airlines Logo
7:45 am - 6:13 pm
STL
-
MLM
11h 28m
2 stops
$569United Airlines
Thu, Apr 23 - Mon, Apr 27
United Airlines Logo
6:50 am - 10:28 pm
MLM
-
STL
14h 38m
1 stop
United Airlines Logo
6:05 pm - 6:13 pm
STL
-
MLM
25h 08m
2 stops
$570United Airlines
Thu, Apr 23 - Mon, Apr 27

United Airlines flights from Morelia to St. Louis

Our best United Airlines deals on Morelia to St. Louis flight tickets
United Airlines
Apr 23
MLM6:50 amMorelia
14h 38m
1 stop
STL10:28 pmLambert-St Louis
Apr 27
STL6:05 pmLambert-St Louis
25h 08m
2 stops
MLM6:13 pmMorelia
$568
United Airlines
Apr 23
MLM6:50 amMorelia
25h 35m
1 stop
STL9:25 amLambert-St Louis
Apr 27
STL7:45 amLambert-St Louis
11h 28m
2 stops
MLM6:13 pmMorelia
$569
United Airlines
Apr 23
MLM6:50 amMorelia
14h 38m
1 stop
STL10:28 pmLambert-St Louis
Apr 27
STL6:05 pmLambert-St Louis
25h 08m
2 stops
MLM6:13 pmMorelia
$570

Frontier flights from Morelia to St. Louis

Our best Frontier deals on Morelia to St. Louis flight tickets
Frontier
Apr 24
MLM8:07 pmMorelia
22h 25m
2 stops
STL7:32 pmLambert-St Louis
Apr 27
STL3:21 pmLambert-St Louis
19h 14m
2 stops
MLM9:35 amMorelia
$431
Frontier
May 8
MLM8:07 pmMorelia
20h 57m
2 stops
STL6:04 pmLambert-St Louis
May 15
STL4:19 pmLambert-St Louis
18h 16m
2 stops
MLM9:35 amMorelia
$441
Frontier
Apr 23
MLM8:07 pmMorelia
22h 14m
2 stops
STL7:21 pmLambert-St Louis
Apr 27
STL3:21 pmLambert-St Louis
19h 14m
2 stops
MLM9:35 amMorelia
$521

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 March 24, 2026.
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

Cheapest round-trip

MoreliaSt. Louis

MLM - STL

MLMSTL

Morelia

Fri 4/24

8:07 pm-7:32 pm

2 stops22h 25m

Lambert-St Louis

Mon 4/27

3:21 pm-9:35 am

2 stops19h 14m

$431

MoreliaSt. Louis

MLM - STL

MLMSTL

Morelia

Fri 5/8

8:07 pm-6:04 pm

2 stops20h 57m

Lambert-St Louis

Fri 5/15

4:19 pm-9:35 am

2 stops18h 16m

$441

MoreliaSt. Louis

MLM - STL

MLMSTL

Morelia

Thu 4/23

8:07 pm-7:21 pm

2 stops22h 14m

Lambert-St Louis

Mon 4/27

3:21 pm-9:35 am

2 stops19h 14m

$521

MoreliaSt. Louis

MLM - STL

MLMSTL

Morelia

Thu 4/23

8:07 pm-7:21 pm

2 stops22h 14m

Lambert-St Louis

Mon 4/27

3:21 pm-9:35 am

2 stops19h 14m

$522

MoreliaSt. Louis

MLM - STL

MLMSTL

Morelia

Sat 5/2

8:07 pm-7:21 pm

2 stops22h 14m

Lambert-St Louis

Sat 5/9

4:19 pm-9:35 am

2 stops18h 16m

$541

MoreliaSt. Louis

MLM - STL

MLMSTL

Morelia

Thu 4/23

8:07 pm-7:21 pm

2 stops22h 14m

Lambert-St Louis

Mon 4/27

3:21 pm-9:35 am

2 stops19h 14m

$543

MoreliaSt. Louis

MLM - STL

MLMSTL

Morelia

Sat 5/2

8:07 pm-7:21 pm

2 stops22h 14m

Lambert-St Louis

Sat 5/9

4:19 pm-9:35 am

2 stops18h 16m

$561

MoreliaSt. Louis

MLM - STL

MLMSTL

Morelia

Thu 4/23

6:50 am-10:28 pm

1 stop14h 38m

Lambert-St Louis

Mon 4/27

6:05 pm-6:13 pm

2 stops25h 08m

$568
Quickest round-trip

MoreliaSt. Louis

MLM - STL

MLMSTL

Morelia

Thu 4/23

6:50 am-9:25 am

1 stop25h 35m

Lambert-St Louis

Mon 4/27

7:45 am-6:13 pm

2 stops11h 28m

$569

MoreliaSt. Louis

MLM - STL

MLMSTL

Morelia

Thu 4/23

6:50 am-10:28 pm

1 stop14h 38m

Lambert-St Louis

Mon 4/27

6:05 pm-6:13 pm

2 stops25h 08m

$570

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

Fastest flight time

9h 54m

Direct flights

None
The fastest flight from Morelia to St. Louis takes 9h 54m
There are no direct flights from Morelia to St. Louis. There are no popular flight routes from Morelia to St. Louis.
Search flight deals

  • How far is Morelia to Lambert-St Louis by plane?

    There are 1462.3 mi between Morelia and Lambert-St Louis. 9h 54m 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.

  • How do I get Price Alerts for flights from Morelia to St. Louis?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Morelia from St. Louis. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Morelia to St. Louis with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

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
Collinsville
St. Peters
Wentzville
Alton
Fenton
Farmington
Clayton
Festus
Edwardsville
Eureka
Litchfield
Shrewsbury
Grafton

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.

An easier way to manage your St. Louis trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 4/23
Thu 4/30
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States