$1,694+ Cheap flights from St. Louis (STL) to Montevideo (MVD)
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 12/17. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MVD
Nov 22 — Nov 291
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest
Best
Cheapest flights from St. Louis to MontevideoExplore the most affordable flight options available from St. Louis to Montevideo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2026.
Explore the most affordable flight options available from St. Louis to Montevideo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2026.
This LATAM Airlines deal was found by Cheapflights users on 10/20. 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.
Thu 12/1712:36 pm -
2 stops26h 12m
Mon 12/2111:50 am -
2 stops31h 38m
Deal found 10/20![LATAM Airlines logo]()
$1,694
This American Airlines deal was found by Cheapflights users on 10/20. 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.
Thu 12/1712:06 pm -
2 stops21h 19m
Mon 12/2110:00 pm -
1 stop27h 35m
Deal found 10/20![American Airlines logo]()
$1,756
Best flights from St. Louis to MontevideoDiscover carefully curated flight deals from St. Louis to Montevideo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 23, 2026.
Discover carefully curated flight deals from St. Louis to Montevideo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 23, 2026.
This LATAM Airlines deal was found by Cheapflights users on 10/20. 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.
Thu 12/1712:36 pm -
2 stops26h 12m
Mon 12/2111:50 am -
2 stops31h 38m
Deal found 10/20![LATAM Airlines logo]()
$1,694
This American Airlines deal was found by Cheapflights users on 10/20. 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.
Thu 12/1712:06 pm -
2 stops21h 19m
Mon 12/2110:00 pm -
1 stop27h 35m
Deal found 10/20![American Airlines logo]()
$1,756
This LATAM Airlines deal was found by Cheapflights users on 10/22. 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 3/111:51 am -
2 stops20h 09m
Thu 3/411:55 am -
2 stops23h 17m
Deal found 10/22![LATAM Airlines logo]()
$1,713
This Justfly.com deal was found by Cheapflights users on 10/22. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/264:05 pm -
2 stops41h 35m
Fri 4/169:35 pm -
3 stops43h 51m
Deal found 10/22![Multiple Airlines logo]()
$6,693
This American Airlines deal was found by Cheapflights users on 10/22. 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.
Fri 1/226:08 pm -
1 stop13h 02m
Fri 2/510:30 pm -
1 stop21h 56m
Deal found 10/22![American Airlines logo]()
$5,471
Find flight deals from St. Louis to Montevideo
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Montevideo (MVD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,694 (LATAM Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Montevideo 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 7,457,451 searches. Data last updated October 23, 2026.
Use the filters below to find and compare flights from St. Louis to Montevideo that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisMontevideo
STL Lambert-St Louis - MVD Montevideo Carrasco
STLMVD
Lambert-St Louis
Thu 12/17
12:36 pm-5:48 pm
2 stops26h 12m
Montevideo Carrasco
Mon 12/21
11:50 am-4:28 pm
2 stops31h 38m
$1,694
St. LouisMontevideo
STL Lambert-St Louis - MVD Montevideo Carrasco
STLMVD
Lambert-St Louis
Mon 3/1
11:51 am-11:00 am
2 stops20h 09m
Montevideo Carrasco
Thu 3/4
11:55 am-8:12 am
2 stops23h 17m
$1,713
St. LouisMontevideo
STL Lambert-St Louis - MVD Montevideo Carrasco
STLMVD
Lambert-St Louis
Thu 12/17
12:06 pm-12:25 pm
2 stops21h 19m
Montevideo Carrasco
Mon 12/21
10:00 pm-10:35 pm
1 stop27h 35m
$1,756
Quickest round-trip
St. LouisMontevideo
STL Lambert-St Louis - MVD Montevideo Carrasco
STLMVD
Lambert-St Louis
Fri 1/22
6:08 pm-10:10 am
1 stop13h 02m
Montevideo Carrasco
Fri 2/5
10:30 pm-5:26 pm
1 stop21h 56m
$5,471
St. LouisMontevideo
STL Lambert-St Louis - MVD Montevideo Carrasco
STLMVD
Lambert-St Louis
Fri 3/26
4:05 pm-11:40 am
2 stops41h 35m
Montevideo Carrasco
Fri 4/16
9:35 pm-3:26 pm
3 stops43h 51m
$6,693
Sorted by cheapest first
- Most accurate provider: When it comes to deals on St. Louis-Montevideo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Montevideo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Montevideo flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-Montevideo flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Montevideo flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from St. Louis to Montevideo
Have a flexible travel schedule? Discover the best time to fly to Montevideo from St. Louis with our price prediction graph.
STL-MVD
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.
Reviews of airlines servicing Montevideo
Get insights into the airlines that provide service to Montevideo. 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 Montevideo. Reviews last updated October 23, 2026.
Peruse reviews from past customers who have flown with LATAM Airlines from St. Louis to Montevideo to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.3
Crew
8.0
Overall
7.4
Entertainment
7.0
Boarding
7.5
Food
6.8
Reviews
1 / 20
2.0
MediocrePedro,Oct 2026
MDW - ATL
Comfort
7.3
Crew
8.0
Overall
7.4
Entertainment
7.0
Boarding
7.5
Food
6.8
Reviews
1 / 20
2.0
MediocrePedro,Oct 2026
MDW - ATL
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Montevideo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Other flights to Montevideo
Explore flights to Montevideo departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 23, 2026.
St. Louis and Montevideo flights
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Top airline flying from St. Louis to Montevideo
Discover the top airline that operate flights from St. Louis to Montevideo. 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 7,457,451 searches. Data last updated October 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$797 | Average$1,345 | FlexibilityNo cancel fee | On-time81% |