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Cheap flights from Missouri to Rio de Janeiro from $358

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missouri to Rio de Janeiro departing on 10/10. 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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Find the cheapest flights from Missouri to Rio de Janeiro

Cheap round-trip flights

Air Canada Logo
4:05 pm - 11:05 amSTL-GIG
17h 00m1 stop
Air Canada Logo
8:00 pm - 3:29 pmGIG-STL
21h 29m1 stop
$764Air Canada
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Thu, Mar 12 - Sun, Mar 22
Multiple Airlines Logo
4:05 pm - 4:20 pmSTL-GIG
21h 15m2 stops
Multiple Airlines Logo
2:00 pm - 3:29 pmGIG-STL
28h 29m2 stops
$856Multiple Airlines
Find Deal
Tue, Nov 4 - Tue, Nov 11
Multiple Airlines Logo
4:05 pm - 4:20 pmSTL-GIG
21h 15m2 stops
Multiple Airlines Logo
3:55 pm - 3:29 pmGIG-STL
26h 34m2 stops
$872Multiple Airlines
Find Deal
Mon, Nov 3 - Mon, Nov 10
Delta Logo
7:30 am - 7:20 amSTL-GIG
21h 50m1 stop
Delta Logo
9:30 pm - 9:04 amGIG-STL
13h 34m1 stop
$1,079Delta
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Thu, Mar 12 - Sat, Mar 21
Delta Logo
10:45 am - 8:00 amSTL-GIG
19h 15m2 stops
Delta Logo
9:30 pm - 9:04 amGIG-STL
13h 34m1 stop
$1,084Delta
Find Deal
Thu, Mar 12 - Sat, Mar 21
Air Canada Logo
4:05 pm - 4:45 pmSTL-SDU
21h 40m2 stops
Air Canada Logo
1:45 pm - 3:29 pmSDU-STL
28h 44m2 stops
$1,106Air Canada
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Tue, Nov 4 - Tue, Nov 11
United Airlines Logo
11:20 am - 9:35 amSTL-GIG
19h 15m1 stop
United Airlines Logo
9:55 pm - 10:39 amGIG-STL
15h 44m1 stop
$1,115United Airlines
Find Deal
Mon, Nov 3 - Mon, Nov 10
United Airlines Logo
10:35 am - 9:35 amMCI-GIG
21h 00m1 stop
United Airlines Logo
9:55 pm - 12:01 pmGIG-MCI
17h 06m1 stop
$1,115United Airlines
Find Deal
Tue, Oct 28 - Tue, Nov 11
LATAM Airlines Logo
5:15 pm - 10:15 amSTL-GIG
15h 00m1 stop
LATAM Airlines Logo
9:00 pm - 10:26 amGIG-STL
15h 26m1 stop
$1,162LATAM Airlines
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Mon, Oct 6 - Mon, Oct 13
LATAM Airlines Logo
6:00 am - 6:10 amSTL-GIG
22h 10m2 stops
LATAM Airlines Logo
9:00 pm - 10:26 amGIG-STL
15h 26m1 stop
$1,177LATAM Airlines
Find Deal
Mon, Oct 6 - Mon, Oct 13

LATAM Airlines flights from Missouri to Rio de Janeiro

Our best LATAM Airlines deals on Missouri to Rio de Janeiro flight tickets
LATAM Airlines
Oct 6
STL5:15 pmLambert-St Louis
15h 00m
1 stop
GIG10:15 amRio de Janeiro–Galeão Intl
Oct 13
GIG9:00 pmRio de Janeiro–Galeão Intl
15h 26m
1 stop
STL10:26 amLambert-St Louis
$1,162
Find similar
LATAM Airlines
Oct 6
STL6:00 amLambert-St Louis
22h 10m
2 stops
GIG6:10 amRio de Janeiro–Galeão Intl
Oct 13
GIG9:00 pmRio de Janeiro–Galeão Intl
15h 26m
1 stop
STL10:26 amLambert-St Louis
$1,177
Find similar
LATAM Airlines
Nov 24
STL6:00 amLambert-St Louis
21h 25m
2 stops
GIG6:25 amRio de Janeiro–Galeão Intl
Nov 30
GIG9:30 pmRio de Janeiro–Galeão Intl
13h 46m
1 stop
STL8:16 amLambert-St Louis
$1,190
Find similar

American Airlines flights from Missouri to Rio de Janeiro

Our best American Airlines deals on Missouri to Rio de Janeiro flight tickets
American Airlines
Oct 6
STL10:36 amLambert-St Louis
19h 44m
2 stops
GIG8:20 amRio de Janeiro–Galeão Intl
Oct 13
GIG11:00 pmRio de Janeiro–Galeão Intl
21h 46m
2 stops
STL6:46 pmLambert-St Louis
$1,203
Find similar
American Airlines
Nov 24
STL6:20 pmLambert-St Louis
12h 05m
1 stop
GIG9:25 amRio de Janeiro–Galeão Intl
Nov 30
GIG11:55 pmRio de Janeiro–Galeão Intl
25h 39m
1 stop
STL10:34 pmLambert-St Louis
$1,233
Find similar
American Airlines
Nov 26
MCI11:40 amKansas City
15h 35m
1 stop
GIG6:15 amRio de Janeiro–Galeão Intl
Nov 30
GIG11:55 pmRio de Janeiro–Galeão Intl
14h 15m
1 stop
MCI11:10 amKansas City
$1,310
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Missouri to Rio de Janeiro 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 September 21, 2025.
Use the filters below to find and compare flights from Missouri to Rio de Janeiro that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Thu 3/12

4:05 pm-11:05 am

1 stop17h 00m

Rio de Janeiro–Galeão Intl

Sun 3/22

8:00 pm-3:29 pm

1 stop21h 29m

$764

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Tue 11/4

4:05 pm-4:20 pm

2 stops21h 15m

Rio de Janeiro–Galeão Intl

Tue 11/11

2:00 pm-3:29 pm

2 stops28h 29m

$856

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Mon 11/3

4:05 pm-4:20 pm

2 stops21h 15m

Rio de Janeiro–Galeão Intl

Mon 11/10

3:55 pm-3:29 pm

2 stops26h 34m

$872

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Thu 3/12

7:30 am-7:20 am

1 stop21h 50m

Rio de Janeiro–Galeão Intl

Sat 3/21

9:30 pm-9:04 am

1 stop13h 34m

$1,079

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Thu 3/12

10:45 am-8:00 am

2 stops19h 15m

Rio de Janeiro–Galeão Intl

Sat 3/21

9:30 pm-9:04 am

1 stop13h 34m

$1,084

St. LouisRio de Janeiro

STL - SDU

STLSDU

Lambert-St Louis

Tue 11/4

4:05 pm-4:45 pm

2 stops21h 40m

Rio de Janeiro Santos Dumont

Tue 11/11

1:45 pm-3:29 pm

2 stops28h 44m

$1,106

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Mon 11/3

11:20 am-9:35 am

1 stop19h 15m

Rio de Janeiro–Galeão Intl

Mon 11/10

9:55 pm-10:39 am

1 stop15h 44m

$1,115

Kansas CityRio de Janeiro

MCI - GIG

MCIGIG

Kansas City

Tue 10/28

10:35 am-9:35 am

1 stop21h 00m

Rio de Janeiro–Galeão Intl

Tue 11/11

9:55 pm-12:01 pm

1 stop17h 06m

$1,115

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Mon 10/6

5:15 pm-10:15 am

1 stop15h 00m

Rio de Janeiro–Galeão Intl

Mon 10/13

9:00 pm-10:26 am

1 stop15h 26m

$1,162

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Mon 10/6

6:00 am-6:10 am

2 stops22h 10m

Rio de Janeiro–Galeão Intl

Mon 10/13

9:00 pm-10:26 am

1 stop15h 26m

$1,177

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Rio de Janeiro from

How to get the cheapest flight ticket from Missouri to Rio de Janeiro

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 month to fly to Rio de Janeiro?

The cheapest month to fly to Rio de Janeiro from Missouri is in May. Flight prices, which tend to average around $763, are often lower during this time because this is during the off-season. The month of February is another great option to travel to Rio de Janeiro, with average flight prices from Missouri averaging around $853.

What is the cheapest day to depart on your flight to Rio de Janeiro?

According to our data, Tuesday is the cheapest day to fly to Rio de Janeiro from Missouri. The lowest ticket price found for a Tuesday departure recently was $723. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Wednesday is the most expensive day to depart from Missouri because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,396.

What is the cheapest time of day to depart on your flight to Rio de Janeiro?

At noon is the cheapest time of day to fly from Missouri to Rio de Janeiro when you can find flight prices for as low as $1,032. Flying to Rio de Janeiro at noon is an ideal time because this is during off-peak travel hours. In the afternoon is when there is more demand to fly to Rio de Janeiro, so prices are often more expensive at around $1,138 per ticket.

Can stopping save me money on Missouri to Rio de Janeiro flights?

You could potentially save up to 30% on your flight if you consider stops on a Missouri to Rio de Janeiro flight.

Cheap Missouri to Rio de Janeiro flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Missouri to Rio de Janeiro

Direct flights

None
There are no direct flights from Missouri to Rio de Janeiro. There are no popular flight routes from Missouri to Rio de Janeiro.
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  • When did momondo last update prices for flights from Missouri to Rio de Janeiro?

    Prices for flights from Missouri to Rio de Janeiro are updated daily.

  • How many operators does momondo search for flights from Missouri to Rio de Janeiro?

  • How old do you have to be to fly from Missouri to Rio de Janeiro?

    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 Missouri to Rio de Janeiro.

  • What documentation or ID do you need to fly to Rio de Janeiro?

    The required travel and health documents for your Rio de Janeiro trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Rio de Janeiro. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Missouri to Rio de Janeiro

Compare and see reviews for airlines that fly from Missouri to Rio de Janeiro with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $697Free CancellationRating
7.9
7,966 reviews
Search Delta flights
American AirlinesPriceFrom $717Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Missouri to Rio de Janeiro?

Finding the right flight to Rio de Janeiro from Missouri is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Rio de Janeiro quick and easy, saving you time and money.

Can I find flights from Missouri to Rio de Janeiro with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Missouri to Rio de Janeiro flights to just show those with flexible booking policies.

How can momondo help me find flights from Missouri to Rio de Janeiro?

momondo helps you find the best flight between Missouri and Rio de Janeiro by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Missouri to Rio de Janeiro right now. Can momondo alert me if prices change?

Price alerts on flights to Rio de Janeiro from Missouri are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to Brazil

Fly into one of these airports located in Rio de Janeiro

Airports listed have a maximum distance of 8.1 mi from Rio de Janeiro
Rio de Janeiro–Galeão Intl Airport
Rio de Janeiro Santos Dumont Airport