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$594+ Cheap flights from St. Louis (STL) to Uruguay

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 6/24. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MVD
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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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 June 12, 2025.

Round-trip from

$866
(Delta)

One-way from

$594
(eDestinos)

Popular in

April

Cheapest in

May

Average price

$1,517
From Lambert-St Louis to Uruguay
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One-way flight from Lambert-St Louis to Uruguay
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High demand for flights, 3% potential price rise
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Cheapest flight prices on average. 3% potential price decrease ($48 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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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 June 12, 2025.

This Delta deal was found by Cheapflights users on 6/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2111:51 amSTL - MVD
2 stops16h 44mDelta
Tue 11/1811:45 amMVD - STL
2 stops23h 25mDelta
Deal found 6/12$866
This SmartFares deal was found by Cheapflights users on 6/12. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2111:51 amSTL - MVD
2 stops16h 44mLATAM Airlines
Mon 11/174:40 amMVD - STL
2 stops40h 22mLATAM Airlines
Deal found 6/12$916
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Wed 9/176:15 amSTL - MVD
2 stops23h 06mUnited Airlines
Tue 9/2312:30 amMVD - STL
2 stops23h 46mUnited Airlines
Deal found 6/11$1,089
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/177:10 amSTL - MVD
2 stops26h 55mAmerican Airlines
Wed 9/241:05 pmMVD - STL
3 stops25h 46mAmerican Airlines
Deal found 6/11$2,647

Cheapflights Fare Finder

Customize your flight search to find flights from St. Louis to Uruguay 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 June 12, 2025.
Use the filters below to find and compare flights from St. Louis to Uruguay that are best for you.

Fly from

St. Louis

Fly to

Uruguay

Route

Depart

Return

Price

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Tue 10/21

11:51 am-6:35 am

2 stops16h 44m

Montevideo Carrasco

Tue 11/18

11:45 am-8:10 am

2 stops23h 25m

$866

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Tue 10/21

11:51 am-6:35 am

2 stops16h 44m

Montevideo Carrasco

Mon 11/17

4:40 am-6:02 pm

2 stops40h 22m

$916

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Wed 9/17

6:15 am-7:21 am

2 stops23h 06m

Montevideo Carrasco

Tue 9/23

12:30 am-10:16 pm

2 stops23h 46m

$1,089

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Wed 9/17

7:10 am-12:05 pm

2 stops26h 55m

Montevideo Carrasco

Wed 9/24

1:05 pm-12:51 pm

3 stops25h 46m

$2,647

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Tue 6/24

5:47 pm-6:35 am

3 stops58h 48m

$594

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Tue 6/24

5:30 pm-11:50 am

2 stops16h 20m

$678

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Mon 7/7

8:25 am-12:59 am

2 stops38h 34m

$794

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Tue 6/24

5:30 pm-6:35 am

3 stops59h 05m

$823

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

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.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Uruguay

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).

Reviews of airlines servicing Uruguay

Get insights into the airlines that provide service to Uruguay. 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 Uruguay. Reviews last updated June 12, 2025.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
LATAM Airlines
7.5
Good
1,785 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • What are the cheapest airlines to fly from St. Louis to Uruguay one-way?

    One-way options have recently been found by users for as low as $678 on Delta. Other airlines that offer cheap prices include United Airlines from $794 and LATAM Airlines from $823 one-way.

  • 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.

See more FAQs

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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.
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Top airline flying from St. Louis to Uruguay

Discover the top airline 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$1,150Average$1,664FlexibilityNo cancel feeOn-time81%

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