Uruguay

$866+ Cheap flights from St. Louis (STL) to Uruguay

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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MVD
Feb 25 — Mar 41
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Cheap flight deals from St. Louis to Uruguay

Keep the following information in mind while searching for St. Louis to Uruguay flight deals. Data was last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

January

Cheapest in

November

Average price

$1,189
Provider with most accurate pricing for Lambert-St Louis-Montevideo Carrasco flight deals.
Provider most trusted by Cheapflights users for Lambert-St Louis-Montevideo Carrasco flights.
Highest demand for flights based on searches. 6% potential increase in price ($91 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($33 potential savings vs. average RT price).
Average for round-trip flights in February 2025

Find flight deals from St. Louis to Uruguay

Cheapest flights from St. Louis to Uruguay
Explore the most affordable flight options available from St. Louis to Uruguay. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This LATAM Airlines deal was found by Cheapflights users on 2/20. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/93:30 pmSTL - MVD
2 stops17h 20mLATAM Airlines
Tue 9/167:25 amMVD - STL
2 stops18h 14mLATAM Airlines
Deal found 2/20$866
This LATAM Airlines deal was found by Cheapflights users on 2/20. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/93:30 pmSTL - MVD
2 stops37h 05mMultiple Airlines
Tue 9/167:25 amMVD - STL
3 stops40h 41mMultiple Airlines
Deal found 2/20$909

Best time to book a flight from St. Louis to Uruguay

Have a flexible travel schedule? Discover the best time to fly to Uruguay 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.

Travel insights for flights from St. Louis to Uruguay

Get recent, data-driven insights about flights from St. Louis to Uruguay including ideal travel times, pricing trends, and more.

Rainfall in Uruguay by month

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

In terms of precipitation, rainfall in Uruguay ranges from 2.4 - 3.5 inches per month. March is typically the wettest month, when rainfall can reach 3.5 in. February is typically the driest time to visit Uruguay when rainfall is around 2.4 in.

Temperature in Uruguay by month

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

If weather is an important factor for your trip to Uruguay, use this chart to help with planning. For those seeking warmer temperatures, January 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 June, when temperatures are typically at their lowest (around 50.0 F).

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Uruguay. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from St. Louis to Uruguay?

    Located just 12.7 mi from the city center, Lambert-St Louis (STL) is the airport most travelers will use when flying to Uruguay from St. Louis.

  • Can I find deals for flights from St. Louis to Uruguay that include hotel bookings?

    Yes. In addition to deals on St. Louis to Uruguay flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Uruguay?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Uruguay.

  • Can I find deals for business class flights from St. Louis to Uruguay?

    Yes. Cheapflights offers flight deals from St. Louis to Uruguay 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 Uruguay?

    Currently, May is the cheapest month in which you can book a flight from St. Louis to Uruguay (average of $762). Flying from St. Louis to Uruguay in December is currently the most expensive (average of $1,208). 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.

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Alternative routes for St. Louis to Uruguay

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from St. Louis to Uruguay

Discover the top 2 airlines that operate flights from St. Louis to Uruguay. 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 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$984Average$1,284FlexibilityNo cancel feeOn-time71%
LATAM AirlinesCheapest$1,112Average$1,386FlexibilityNo cancel feeOn-time81%
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