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$1,189+ 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 6/8. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MVD
May 21 — May 281
Thu 5/21
Thu 5/28
1 adult, Economy
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Cheap 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 April 21, 2026.

This LATAM Airlines deal was found by Cheapflights users on 4/19. 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.
Mon 6/85:24 pm
STL
-
MVD
2 stops23h 00m
LATAM Airlines
Mon 6/1512:43 pm
MVD
-
STL
2 stops25h 51m
LATAM Airlines
Deal found 4/19$1,189
This LATAM Airlines deal was found by Cheapflights users on 4/21. 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.
Thu 12/104:40 pm
STL
-
MVD
2 stops20h 20m
LATAM Airlines
Mon 12/145:55 pm
MVD
-
STL
2 stops27h 06m
LATAM Airlines
Deal found 4/21$1,231
This Expedia deal was found by Cheapflights users on 4/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/51:27 pm
STL
-
MVD
2 stops26h 54m
LATAM Airlines
Fri 6/125:55 pm
MVD
-
STL
2 stops31h 48m
LATAM Airlines
Deal found 4/21$1,303
This KAYAK deal was found by Cheapflights users on 4/19. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/306:00 am
STL
-
MVD
2 stops33h 45m
LATAM Airlines
Sun 6/2112:43 pm
MVD
-
STL
2 stops31h 24m
LATAM Airlines
Deal found 4/19$1,305
This LATAM Airlines deal was found by Cheapflights users on 4/19. 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.
Wed 5/64:41 pm
STL
-
MVD
2 stops17h 02m
LATAM Airlines
Wed 5/137:35 am
MVD
-
STL
2 stops28h 09m
LATAM Airlines
Deal found 4/19$1,349
This American Airlines deal was found by Cheapflights users on 4/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/2111:04 am
STL
-
MVD
2 stops23h 11m
American Airlines
Sat 6/271:05 pm
MVD
-
STL
2 stops29h 28m
American Airlines
Deal found 4/20$1,372
This American Airlines deal was found by Cheapflights users on 4/19. 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.
Mon 6/86:00 am
STL
-
MVD
2 stops28h 15m
Multiple Airlines
Mon 6/151:05 pm
MVD
-
STL
2 stops35h 53m
Multiple Airlines
Deal found 4/19$1,460
This KAYAK deal was found by Cheapflights users on 4/21. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/2111:04 am
STL
-
MVD
2 stops23h 11m
GOL
Sat 6/271:05 pm
MVD
-
STL
2 stops23h 30m
GOL
Deal found 4/21$1,498
This Mytrip deal was found by Cheapflights users on 4/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/52:15 pm
STL
-
MVD
3 stops25h 30m
Multiple Airlines
Fri 6/127:35 am
MVD
-
STL
3 stops30h 31m
Multiple Airlines
Deal found 4/21$1,732

Find 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 April 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,189
(LATAM Airlines)
Provider with most accurate pricing for Lambert-St Louis-Montevideo Carrasco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Montevideo Carrasco flights.
Search Deals
From Lambert-St Louis to Uruguay
Search Deals

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 April 21, 2026.
Use the filters below to find and compare flights from St. Louis to Uruguay that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Mon 6/8

5:24 pm-6:24 pm

2 stops23h 00m

Montevideo Carrasco

Mon 6/15

12:43 pm-12:34 pm

2 stops25h 51m

$1,189
Quickest round-trip

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Wed 5/6

4:41 pm-11:43 am

2 stops17h 02m

Montevideo Carrasco

Wed 5/13

7:35 am-9:44 am

2 stops28h 09m

$1,349

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Sun 6/21

11:04 am-12:15 pm

2 stops23h 11m

Montevideo Carrasco

Sat 6/27

1:05 pm-4:33 pm

2 stops29h 28m

$1,372

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Mon 6/8

6:00 am-12:15 pm

2 stops28h 15m

Montevideo Carrasco

Mon 6/15

1:05 pm-10:58 pm

2 stops35h 53m

$1,460

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Fri 6/5

2:15 pm-5:45 pm

3 stops25h 30m

Montevideo Carrasco

Fri 6/12

7:35 am-12:06 pm

3 stops30h 31m

$1,732

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Sun 6/21

2:15 pm-5:45 pm

2 stops25h 30m

Montevideo Carrasco

Sat 6/27

7:35 am-12:21 pm

3 stops30h 46m

$2,119

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Sun 8/9

11:35 am-12:15 pm

2 stops22h 40m

Montevideo Carrasco

Tue 8/18

1:05 pm-10:45 am

2 stops23h 40m

$2,257

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Sun 9/13

2:40 pm-8:35 pm

3 stops27h 55m

Montevideo Carrasco

Wed 9/23

9:45 am-2:00 pm

3 stops30h 15m

$3,392

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Sun 8/16

12:10 pm-12:15 pm

2 stops46h 05m

Montevideo Carrasco

Wed 8/26

9:45 am-8:07 pm

3 stops36h 22m

$3,598

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/19

Sorted by cheapest first

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
No data available for this route at this time. Please check back soon.

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.

  • How long is the flight from St. Louis to Uruguay?

    A quick flight from St. Louis to Uruguay can take about 23h 11m. LATAM Airlines provides one of the quickest options available for as low as $1,372. There are 5534 mi between St. Louis and Uruguay. This flight may include one or multiple stops.

  • 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.

See more FAQs

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