$486 Cheap Flights from St. Louis (STL) to Montevideo (MVD)

View $486 flight on Wed, Sep 3, 2025Opens in a new window

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Carrasco Intl. Airport (MVD)

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Cheap Flights from St. Louis to Montevideo (STL-MVD)

Prices were available within the past 7 days and start at $486 for one-way flights and $866 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, Jan 26 - Tue, Feb 3
STL
St. Louis
MVD
Montevideo
$866 Roundtrip, found 6 hours ago
$866
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Mon, Jan 26 from St. Louis to Montevideo, returning Tue, Feb 3, priced at $866 found 6 hours ago
Delta
Mon, Jan 26 - Tue, Feb 3
STL
St. Louis
MVD
Montevideo
$866 Roundtrip, found 6 hours ago
$866
Roundtrip
found 6 hours ago
Select Delta flight, departing Mon, Jan 26 from St. Louis to Montevideo, returning Tue, Feb 3, priced at $866 found 6 hours ago
American Airlines
Mon, Jan 26 - Tue, Feb 3
STL
St. Louis
MVD
Montevideo
$871 Roundtrip, found 6 hours ago
$871
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Mon, Jan 26 from St. Louis to Montevideo, returning Tue, Feb 3, priced at $871 found 6 hours ago
Delta
Mon, Jan 26 - Tue, Feb 3
STL
St. Louis
MVD
Montevideo
$871 Roundtrip, found 6 hours ago
$871
Roundtrip
found 6 hours ago
Select Delta flight, departing Mon, Jan 26 from St. Louis to Montevideo, returning Tue, Feb 3, priced at $871 found 6 hours ago
LATAM Airlines Group
Mon, Jan 26 - Tue, Feb 3
STL
St. Louis
MVD
Montevideo
$896 Roundtrip, found 6 hours ago
$896
Roundtrip
found 6 hours ago
Select LATAM Airlines Group flight, departing Mon, Jan 26 from St. Louis to Montevideo, returning Tue, Feb 3, priced at $896 found 6 hours ago
Delta
Thu, Jan 29 - Fri, Feb 6
STL
St. Louis
MVD
Montevideo
$906 Roundtrip, found 21 hours ago
$906
Roundtrip
found 21 hours ago
Select Delta flight, departing Thu, Jan 29 from St. Louis to Montevideo, returning Fri, Feb 6, priced at $906 found 21 hours ago
LATAM Airlines Group
Thu, Jan 29 - Fri, Feb 6
STL
St. Louis
MVD
Montevideo
$936 Roundtrip, found 21 hours ago
$936
Roundtrip
found 21 hours ago
Select LATAM Airlines Group flight, departing Thu, Jan 29 from St. Louis to Montevideo, returning Fri, Feb 6, priced at $936 found 21 hours ago
American Airlines
Fri, Jan 30 - Sat, Feb 7
STL
St. Louis
MVD
Montevideo
$951 Roundtrip, found 6 hours ago
$951
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Fri, Jan 30 from St. Louis to Montevideo, returning Sat, Feb 7, priced at $951 found 6 hours ago
Copa
Mon, Sep 1 - Sun, Sep 7
STL
St. Louis
MVD
Montevideo
$1,244 Roundtrip, found 4 days ago
$1,244
Roundtrip
found 4 days ago
Select Copa flight, departing Mon, Sep 1 from St. Louis to Montevideo, returning Sun, Sep 7, priced at $1,244 found 4 days ago
GOL Linhas Aereas S.A.
Fri, Jan 30 - Sat, Feb 7
STL
St. Louis
MVD
Montevideo
$1,582 Roundtrip, found 6 hours ago
$1,582
Roundtrip
found 6 hours ago
Select GOL Linhas Aereas S.A. flight, departing Fri, Jan 30 from St. Louis to Montevideo, returning Sat, Feb 7, priced at $1,582 found 6 hours ago
Flights from St. Louis (STL) to Montevideo (MVD)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Carrasco Intl.
Airlines serving
American Airlines, Copa, Delta, GOL Linhas Aereas S.A., LATAM Airlines Group, United
Roundtrip price
$866
Distance
5537 mi

St. Louis to Montevideo Flights

The cheapest times to fly from St. Louis to Montevideo

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from St. Louis to Montevideo are during the month of January. You can find some of the cheapest flights from St. Louis to Montevideo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to Montevideo

Sunday is one of the best days to book for cheap flights from St. Louis to Montevideo: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from St. Louis to Montevideo

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from St. Louis to Montevideo in 2025. You can also book with separate airlines for your outbound and return journeys, from $486 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap St. Louis to Montevideo flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your St. Louis to Montevideo airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Carrasco Intl. Airport (MVD) cost?
Grab a cheap one-way flight from $486 or cheap return flight from $866 from Lambert-St. Louis Intl. Airport (STL) to Carrasco Intl. Airport (MVD) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Lambert-St. Louis Intl. Airport (STL) to Carrasco Intl. Airport (MVD)?
The cheapest month to fly from STL to MVD is January, when there's less demand. Off-peak months are generally when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Carrasco Intl. Airport (MVD)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest STL to MVD flight.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Carrasco Intl. Airport (MVD)?
Nonstop flights from Lambert-St. Louis Intl. Airport (STL) to Carrasco Intl. Airport (MVD) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from STL to MVD?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to Carrasco Intl. Airport (MVD)?
Opt for a flight from Lambert-St. Louis Intl. Airport (STL) to Carrasco Intl. Airport (MVD) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Lambert-St. Louis Intl. Airport (STL) to Carrasco Intl. Airport (MVD) last-minute?
Last-minute bookings from STL to MVD are typically more expensive. For the cheapest rates, start searching for flights early. That said, if your travel plans are flexible, you may find a cheap ticket just before your departure.
Is it cheaper to book a STL to MVD flight and hotel package?
Compared with arranging hotels and flights separately, booking a STL to MVD flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one place will take the stress out of planning your trip. Simply secure your flights and select from our extensive range of hotels, then tailor your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Carrasco Intl. Airport (MVD)?
In most cases, you can reschedule or cancel your STL to MVD flight. However, additional charges may apply, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you want further information, head to our Customer Service portal.

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*Available to One Key members.