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Cheap flights from St. Louis to Montevideo from $552

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Montevideo departing on 11/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from St. Louis to Montevideo

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
7:08 am - 6:25 am
STL
-
MVD
21h 17m
2 stops
Delta Logo
6:40 pm - 11:46 am
MVD
-
STL
19h 06m
2 stops
$1,321Delta
Mon, Jul 20 - Mon, Aug 3
Copa Airlines Logo
11:10 am - 7:20 am
STL
-
MVD
18h 10m
2 stops
Copa Airlines Logo
12:41 am - 5:42 pm
MVD
-
STL
19h 01m
2 stops
$1,331Copa Airlines
Mon, Jul 20 - Thu, Jul 30
United Airlines Logo
6:30 pm - 7:20 am
STL
-
MVD
34h 50m
2 stops
United Airlines Logo
12:41 am - 11:44 pm
MVD
-
STL
25h 03m
2 stops
$1,334United Airlines
Sun, Jul 19 - Sun, Aug 2
Delta Logo
9:24 am - 6:25 am
STL
-
MVD
19h 01m
2 stops
Delta Logo
7:40 am - 11:46 am
MVD
-
STL
30h 06m
2 stops
$1,351Delta
Fri, Jul 24 - Sun, Aug 2
United Airlines Logo
6:30 pm - 7:20 am
STL
-
MVD
34h 50m
2 stops
United Airlines Logo
12:41 am - 10:45 pm
MVD
-
STL
24h 04m
2 stops
$1,364United Airlines
Sun, Jul 19 - Thu, Jul 30
Delta Logo
9:24 am - 6:25 am
STL
-
MVD
19h 01m
2 stops
Delta Logo
4:10 am - 11:53 pm
MVD
-
STL
21h 43m
2 stops
$1,381Delta
Fri, Jul 24 - Fri, Jul 31
LATAM Airlines Logo
6:00 am - 6:25 am
STL
-
MVD
22h 25m
2 stops
LATAM Airlines Logo
4:45 pm - 9:43 am
MVD
-
STL
18h 58m
2 stops
$1,417LATAM Airlines
Tue, Jul 21 - Sat, Aug 1
LATAM Airlines Logo
6:00 am - 3:55 pm
STL
-
MVD
31h 55m
2 stops
LATAM Airlines Logo
4:45 pm - 9:43 am
MVD
-
STL
18h 58m
2 stops
$1,622LATAM Airlines
Sun, Jul 19 - Sat, Aug 1
Multiple Airlines Logo
1:13 pm - 5:45 pm
STL
-
MVD
50h 32m
3 stops
Multiple Airlines Logo
4:45 pm - 9:43 am
MVD
-
STL
18h 58m
2 stops
$1,867Multiple Airlines
Tue, Jul 21 - Sat, Aug 1
Delta Logo
5:42 pm - 5:45 pm
STL
-
MVD
46h 03m
2 stops
Delta Logo
6:40 pm - 9:43 am
MVD
-
STL
17h 03m
2 stops
$1,873Delta
Sat, Jul 18 - Sat, Aug 1

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Delta flights from St. Louis to Montevideo

Our best Delta deals on St. Louis to Montevideo flight tickets
Delta
Jul 20
STL7:08 amLambert-St Louis
21h 17m
2 stops
MVD6:25 amMontevideo Carrasco
Aug 3
MVD6:40 pmMontevideo Carrasco
19h 06m
2 stops
STL11:46 amLambert-St Louis
$1,321
Delta
Jul 24
STL9:24 amLambert-St Louis
19h 01m
2 stops
MVD6:25 amMontevideo Carrasco
Aug 2
MVD7:40 amMontevideo Carrasco
30h 06m
2 stops
STL11:46 amLambert-St Louis
$1,351
Delta
Jul 24
STL9:24 amLambert-St Louis
19h 01m
2 stops
MVD6:25 amMontevideo Carrasco
Jul 31
MVD4:10 amMontevideo Carrasco
21h 43m
2 stops
STL11:53 pmLambert-St Louis
$1,381

United Airlines flights from St. Louis to Montevideo

Our best United Airlines deals on St. Louis to Montevideo flight tickets
United Airlines
Jul 19
STL6:30 pmLambert-St Louis
34h 50m
2 stops
MVD7:20 amMontevideo Carrasco
Aug 2
MVD12:41 amMontevideo Carrasco
25h 03m
2 stops
STL11:44 pmLambert-St Louis
$1,334
United Airlines
Jul 19
STL6:30 pmLambert-St Louis
34h 50m
2 stops
MVD7:20 amMontevideo Carrasco
Jul 30
MVD12:41 amMontevideo Carrasco
24h 04m
2 stops
STL10:45 pmLambert-St Louis
$1,364

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 July 7, 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

Price

Cheapest round-trip

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Mon 7/20

7:08 am-6:25 am

2 stops21h 17m

Montevideo Carrasco

Mon 8/3

6:40 pm-11:46 am

2 stops19h 06m

$1,321
Quickest round-trip

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Mon 7/20

11:10 am-7:20 am

2 stops18h 10m

Montevideo Carrasco

Thu 7/30

12:41 am-5:42 pm

2 stops19h 01m

$1,331

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Sun 7/19

6:30 pm-7:20 am

2 stops34h 50m

Montevideo Carrasco

Sun 8/2

12:41 am-11:44 pm

2 stops25h 03m

$1,334

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Fri 7/24

9:24 am-6:25 am

2 stops19h 01m

Montevideo Carrasco

Sun 8/2

7:40 am-11:46 am

2 stops30h 06m

$1,351

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Sun 7/19

6:30 pm-7:20 am

2 stops34h 50m

Montevideo Carrasco

Thu 7/30

12:41 am-10:45 pm

2 stops24h 04m

$1,364

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Fri 7/24

9:24 am-6:25 am

2 stops19h 01m

Montevideo Carrasco

Fri 7/31

4:10 am-11:53 pm

2 stops21h 43m

$1,381

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Tue 7/21

6:00 am-6:25 am

2 stops22h 25m

Montevideo Carrasco

Sat 8/1

4:45 pm-9:43 am

2 stops18h 58m

$1,417

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Sun 7/19

6:00 am-3:55 pm

2 stops31h 55m

Montevideo Carrasco

Sat 8/1

4:45 pm-9:43 am

2 stops18h 58m

$1,622

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Tue 7/21

1:13 pm-5:45 pm

3 stops50h 32m

Montevideo Carrasco

Sat 8/1

4:45 pm-9:43 am

2 stops18h 58m

$1,867

St. LouisMontevideo

STL - MVD

STLMVD

Lambert-St Louis

Sat 7/18

5:42 pm-5:45 pm

2 stops46h 03m

Montevideo Carrasco

Sat 8/1

6:40 pm-9:43 am

2 stops17h 03m

$1,873

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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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 airline that flies from Lambert-St Louis to Montevideo Carrasco?

Copa Airlines is the most popular carrier operating from Lambert-St Louis to Montevideo Carrasco

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

Fastest flight time

17h 34m

Direct flights

None
The fastest flight from St. Louis to Montevideo takes 17h 34m
There are no direct flights from St. Louis to Montevideo. There are no popular flight routes from St. Louis to Montevideo.
Search flight deals

Frequently asked questions about flying from St. Louis to Montevideo

  • 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 17h 34m 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 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.

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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