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Cheap flights from St. Louis to Montevideo from $906

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Montevideo departing on 12/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from St. Louis to Montevideo (STL-MVD)

Cheap round-trip flights

Delta Logo
9:00 am - 6:40 amSTL-MVD
18h 40m2 stops
Delta Logo
2:25 am - 12:57 pmMVD-STL
37h 32m2 stops
$906Delta
Find Deal
Tue, Dec 2 - Thu, Dec 4
LATAM Airlines Logo
1:30 pm - 10:30 amSTL-MVD
18h 00m2 stops
LATAM Airlines Logo
7:40 am - 9:59 pmMVD-STL
17h 19m2 stops
$996LATAM Airlines
Find Deal
Mon, Dec 1 - Thu, Dec 18
LATAM Airlines Logo
9:00 am - 6:40 amSTL-MVD
18h 40m2 stops
LATAM Airlines Logo
7:05 pm - 6:02 pmMVD-STL
25h 57m2 stops
$1,006LATAM Airlines
Find Deal
Tue, Dec 2 - Fri, Dec 5
American Airlines Logo
4:21 pm - 12:10 pmSTL-MVD
16h 49m2 stops
American Airlines Logo
11:25 pm - 5:48 pmMVD-STL
21h 23m1 stop
$1,016American Airlines
Find Deal
Mon, Dec 1 - Thu, Dec 18
LATAM Airlines Logo
6:00 am - 6:40 amSTL-MVD
21h 40m2 stops
LATAM Airlines Logo
2:25 am - 8:09 amMVD-STL
32h 44m2 stops
$1,121LATAM Airlines
Find Deal
Mon, Dec 1 - Wed, Dec 17
United Airlines Logo
8:20 am - 7:19 amSTL-MVD
20h 59m2 stops
United Airlines Logo
12:31 am - 10:00 pmMVD-STL
23h 29m2 stops
$1,144United Airlines
Find Deal
Thu, Sep 18 - Wed, Sep 24
American Airlines Logo
4:21 pm - 12:10 pmSTL-MVD
16h 49m2 stops
American Airlines Logo
11:25 pm - 3:37 pmMVD-STL
19h 12m1 stop
$1,166American Airlines
Find Deal
Tue, Dec 2 - Fri, Dec 5
United Airlines Logo
6:15 am - 7:26 amSTL-MVD
22h 11m2 stops
United Airlines Logo
12:37 am - 9:58 pmMVD-STL
24h 21m2 stops
$1,185United Airlines
Find Deal
Tue, Dec 2 - Thu, Dec 4
Logo
10:35 am - 5:50 amSTL-MVD
41h 15m3 stops
Logo
12:45 pm - 3:18 pmMVD-STL
28h 33m3 stops
$1,293
Find Deal
Thu, Sep 18 - Thu, Sep 25
Logo
10:35 am - 5:50 amSTL-MVD
41h 15m3 stops
Logo
1:05 pm - 7:57 pmMVD-STL
32h 52m2 stops
$1,297
Find Deal
Thu, Sep 18 - Thu, Sep 25

LATAM Airlines flights from St. Louis to Montevideo

Our best LATAM Airlines deals on St. Louis to Montevideo flight tickets
LATAM Airlines
Dec 1
STL1:30 pmLambert-St Louis
18h 00m
2 stops
MVD10:30 amMontevideo Carrasco
Dec 18
MVD7:40 amMontevideo Carrasco
17h 19m
2 stops
STL9:59 pmLambert-St Louis
$996
Find similar
LATAM Airlines
Dec 2
STL9:00 amLambert-St Louis
18h 40m
2 stops
MVD6:40 amMontevideo Carrasco
Dec 5
MVD7:05 pmMontevideo Carrasco
25h 57m
2 stops
STL6:02 pmLambert-St Louis
$1,006
Find similar
LATAM Airlines
Dec 1
STL6:00 amLambert-St Louis
21h 40m
2 stops
MVD6:40 amMontevideo Carrasco
Dec 17
MVD2:25 amMontevideo Carrasco
32h 44m
2 stops
STL8:09 amLambert-St Louis
$1,121
Find similar

United Airlines flights from St. Louis to Montevideo

Our best United Airlines deals on St. Louis to Montevideo flight tickets
United Airlines
Sep 18
STL8:20 amLambert-St Louis
20h 59m
2 stops
MVD7:19 amMontevideo Carrasco
Sep 24
MVD12:31 amMontevideo Carrasco
23h 29m
2 stops
STL10:00 pmLambert-St Louis
$1,144
Find similar
United Airlines
Dec 2
STL6:15 amLambert-St Louis
22h 11m
2 stops
MVD7:26 amMontevideo Carrasco
Dec 4
MVD12:37 amMontevideo Carrasco
24h 21m
2 stops
STL9:58 pmLambert-St Louis
$1,185
Find similar
United Airlines
Sep 18
STL9:17 amLambert-St Louis
20h 02m
3 stops
MVD7:19 amMontevideo Carrasco
Sep 24
MVD12:31 amMontevideo Carrasco
23h 29m
2 stops
STL10:00 pmLambert-St Louis
$1,578
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 6, 2025.
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

Price

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Tue 12/2

9:00 am-6:40 am

2 stops18h 40m

Montevideo Carrasco

Thu 12/4

2:25 am-12:57 pm

2 stops37h 32m

$906

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Mon 12/1

1:30 pm-10:30 am

2 stops18h 00m

Montevideo Carrasco

Thu 12/18

7:40 am-9:59 pm

2 stops17h 19m

$996

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Tue 12/2

9:00 am-6:40 am

2 stops18h 40m

Montevideo Carrasco

Fri 12/5

7:05 pm-6:02 pm

2 stops25h 57m

$1,006

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Mon 12/1

4:21 pm-12:10 pm

2 stops16h 49m

Montevideo Carrasco

Thu 12/18

11:25 pm-5:48 pm

1 stop21h 23m

$1,016

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Mon 12/1

6:00 am-6:40 am

2 stops21h 40m

Montevideo Carrasco

Wed 12/17

2:25 am-8:09 am

2 stops32h 44m

$1,121

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Thu 9/18

8:20 am-7:19 am

2 stops20h 59m

Montevideo Carrasco

Wed 9/24

12:31 am-10:00 pm

2 stops23h 29m

$1,144

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Tue 12/2

4:21 pm-12:10 pm

2 stops16h 49m

Montevideo Carrasco

Fri 12/5

11:25 pm-3:37 pm

1 stop19h 12m

$1,166

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Tue 12/2

6:15 am-7:26 am

2 stops22h 11m

Montevideo Carrasco

Thu 12/4

12:37 am-9:58 pm

2 stops24h 21m

$1,185

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Thu 9/18

10:35 am-5:50 am

3 stops41h 15m

Montevideo Carrasco

Thu 9/25

12:45 pm-3:18 pm

3 stops28h 33m

$1,293

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Thu 9/18

10:35 am-5:50 am

3 stops41h 15m

Montevideo Carrasco

Thu 9/25

1:05 pm-7:57 pm

2 stops32h 52m

$1,297

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Montevideo from

How to get the cheapest flight ticket from St. Louis to Montevideo

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Montevideo?

The cheapest day to depart on your flight to Montevideo is on a Monday when prices can be found for as low as $1,185. This is often the case because there is less demand to fly during this day of the week. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from St. Louis to Montevideo for around $1,692.

What is the cheapest time of day to depart on your flight to Montevideo?

The cheapest time of day to fly to Montevideo is in the afternoon when flights can be purchased for as low as $1,354. In the morning is when there is more demand to fly to Montevideo, so prices are often more expensive at around $1,386 per ticket.

When to book flights from St. Louis to Montevideo

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Montevideo according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Montevideo (STL to MVD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Montevideo

Best Price Found

$906

Fastest flight time

16h 49m

Direct flights

None

Airports in Montevideo

1 airport
The best flight deal from St. Louis to Montevideo found on momondo in the last 72 hours is $906
The fastest flight from St. Louis to Montevideo takes 16h 49m
There are no direct flights from St. Louis to Montevideo. Popular non-direct route for this connection is Lambert-St Louis Airport - Montevideo Carrasco Airport.
There is 1 airport near Montevideo: Montevideo Carrasco (MVD)
Search flight deals

  • How far is Lambert-St Louis to Montevideo Carrasco by plane?

    Montevideo Carrasco is 5522.6 mi away from Lambert-St Louis. Typically, this will take 16h 49m by plane in normal conditions.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Montevideo Carrasco Airport?

    Prices for flights from Lambert-St Louis Airport to Montevideo Carrasco Airport were last updated today.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Montevideo Carrasco Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to Montevideo Carrasco Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Montevideo Carrasco Airport.

  • What documentation or ID do you need to fly to Montevideo Carrasco Airport?

    The travel and health documents you'll need for your trip to Montevideo Carrasco Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Montevideo Carrasco Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from St. Louis to Montevideo?

Best airlines flying from St. Louis to Montevideo

Compare and see reviews for airlines that fly from St. Louis to Montevideo with momondo
Airline
Rating
Free Cancellation
Price
LATAM AirlinesPriceFrom $866Free CancellationRating
7.5
1,833 reviews
Search LATAM Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Montevideo?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Montevideo from St. Louis.

Can I find flights from St. Louis to Montevideo with flexible booking policies on momondo?

Flights from St. Louis to Montevideo with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from St. Louis to Montevideo?

Once all potential St. Louis to Montevideo flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from St. Louis to Montevideo right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Montevideo, momondo offers a useful price alert feature which will track prices for flights to Montevideo from St. Louis and alert you when they change.

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