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Cheap flights from St. Louis to Rio de Janeiro from $382

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 Rio de Janeiro departing on 4/8. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
GOL Logo
11:06 am - 12:50 pm
STL
-
GIG
23h 44m
2 stops
GOL Logo
10:15 pm - 10:24 pm
GIG
-
STL
26h 09m
2 stops
$1,108GOL
Mon, May 4 - Mon, May 11
GOL Logo
11:06 am - 8:35 pm
STL
-
GIG
31h 29m
2 stops
GOL Logo
6:05 am - 10:58 pm
GIG
-
STL
18h 53m
2 stops
$1,112GOL
Tue, May 19 - Tue, May 26
LATAM Airlines Logo
10:49 am - 6:05 am
STL
-
GIG
17h 16m
2 stops
LATAM Airlines Logo
9:00 pm - 5:46 pm
GIG
-
STL
22h 46m
1 stop
$1,130LATAM Airlines
Tue, May 19 - Tue, May 26
GOL Logo
11:06 am - 8:35 pm
STL
-
GIG
31h 29m
2 stops
GOL Logo
6:05 am - 10:58 pm
GIG
-
STL
18h 53m
2 stops
$1,183GOL
Tue, May 19 - Tue, May 26
American Airlines Logo
11:48 am - 8:20 am
STL
-
GIG
18h 32m
1 stop
American Airlines Logo
10:10 pm - 10:58 am
GIG
-
STL
14h 48m
1 stop
$1,202American Airlines
Fri, Aug 21 - Thu, Sep 3
Multiple Airlines Logo
7:05 am - 8:05 pm
STL
-
GIG
35h 00m
2 stops
Multiple Airlines Logo
7:20 am - 12:06 pm
GIG
-
STL
30h 46m
3 stops
$1,203Multiple Airlines
Mon, Jun 1 - Sat, Jun 6
American Airlines Logo
10:16 am - 8:20 am
STL
-
GIG
20h 04m
2 stops
American Airlines Logo
10:10 pm - 7:23 pm
GIG
-
STL
23h 13m
2 stops
$1,206American Airlines
Fri, Aug 21 - Thu, Sep 3
GOL Logo
11:06 am - 5:20 pm
STL
-
GIG
28h 14m
2 stops
GOL Logo
10:15 pm - 10:24 pm
GIG
-
STL
26h 09m
2 stops
$1,209GOL
Mon, May 4 - Mon, May 11
Delta Logo
5:36 pm - 6:10 am
STL
-
GIG
34h 34m
2 stops
Delta Logo
5:20 pm - 2:38 pm
GIG
-
STL
23h 18m
2 stops
$1,210Delta
Sat, Aug 1 - Tue, Aug 11
GOL Logo
11:06 am - 12:50 pm
STL
-
GIG
23h 44m
2 stops
GOL Logo
10:10 pm - 10:16 am
GIG
-
STL
14h 06m
1 stop
$1,216GOL
Mon, May 4 - Mon, May 11

GOL flights from St. Louis to Rio de Janeiro–Galeão Intl Airport

Our best GOL deals on St. Louis to Rio de Janeiro–Galeão Intl Airport flight tickets
GOL
May 4
STL11:06 amLambert-St Louis
23h 44m
2 stops
GIG12:50 pmRio de Janeiro–Galeão Intl
May 11
GIG10:15 pmRio de Janeiro–Galeão Intl
26h 09m
2 stops
STL10:24 pmLambert-St Louis
$1,108
GOL
May 19
STL11:06 amLambert-St Louis
31h 29m
2 stops
GIG8:35 pmRio de Janeiro–Galeão Intl
May 26
GIG6:05 amRio de Janeiro–Galeão Intl
18h 53m
2 stops
STL10:58 pmLambert-St Louis
$1,112
GOL
May 19
STL11:06 amLambert-St Louis
31h 29m
2 stops
GIG8:35 pmRio de Janeiro–Galeão Intl
May 26
GIG6:05 amRio de Janeiro–Galeão Intl
18h 53m
2 stops
STL10:58 pmLambert-St Louis
$1,183

LATAM Airlines flights from St. Louis to Rio de Janeiro–Galeão Intl Airport

Our best LATAM Airlines deals on St. Louis to Rio de Janeiro–Galeão Intl Airport flight tickets
LATAM Airlines
May 19
STL10:49 amLambert-St Louis
17h 16m
2 stops
GIG6:05 amRio de Janeiro–Galeão Intl
May 26
GIG9:00 pmRio de Janeiro–Galeão Intl
22h 46m
1 stop
STL5:46 pmLambert-St Louis
$1,130
LATAM Airlines
Aug 1
STL7:03 pmLambert-St Louis
33h 07m
2 stops
GIG6:10 amRio de Janeiro–Galeão Intl
Aug 8
GIG7:00 amRio de Janeiro–Galeão Intl
35h 14m
2 stops
STL4:14 pmLambert-St Louis
$1,230
LATAM Airlines
May 29
STL7:01 pmLambert-St Louis
13h 14m
1 stop
GIG10:15 amRio de Janeiro–Galeão Intl
Jun 5
GIG12:20 pmRio de Janeiro–Galeão Intl
26h 36m
2 stops
STL12:56 pmLambert-St Louis
$1,234

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Rio de Janeiro–Galeão Intl Airport 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 March 24, 2026.
Use the filters below to find and compare flights from St. Louis to Rio de Janeiro–Galeão Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Mon 5/4

11:06 am-12:50 pm

2 stops23h 44m

Rio de Janeiro–Galeão Intl

Mon 5/11

10:15 pm-10:24 pm

2 stops26h 09m

$1,108

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Tue 5/19

11:06 am-8:35 pm

2 stops31h 29m

Rio de Janeiro–Galeão Intl

Tue 5/26

6:05 am-10:58 pm

2 stops18h 53m

$1,112

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Tue 5/19

10:49 am-6:05 am

2 stops17h 16m

Rio de Janeiro–Galeão Intl

Tue 5/26

9:00 pm-5:46 pm

1 stop22h 46m

$1,130

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Tue 5/19

11:06 am-8:35 pm

2 stops31h 29m

Rio de Janeiro–Galeão Intl

Tue 5/26

6:05 am-10:58 pm

2 stops18h 53m

$1,183
Quickest round-trip

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Fri 8/21

11:48 am-8:20 am

1 stop18h 32m

Rio de Janeiro–Galeão Intl

Thu 9/3

10:10 pm-10:58 am

1 stop14h 48m

$1,202

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Mon 6/1

7:05 am-8:05 pm

2 stops35h 00m

Rio de Janeiro–Galeão Intl

Sat 6/6

7:20 am-12:06 pm

3 stops30h 46m

$1,203

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Fri 8/21

10:16 am-8:20 am

2 stops20h 04m

Rio de Janeiro–Galeão Intl

Thu 9/3

10:10 pm-7:23 pm

2 stops23h 13m

$1,206

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Mon 5/4

11:06 am-5:20 pm

2 stops28h 14m

Rio de Janeiro–Galeão Intl

Mon 5/11

10:15 pm-10:24 pm

2 stops26h 09m

$1,209

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Sat 8/1

5:36 pm-6:10 am

2 stops34h 34m

Rio de Janeiro–Galeão Intl

Tue 8/11

5:20 pm-2:38 pm

2 stops23h 18m

$1,210

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Mon 5/4

11:06 am-12:50 pm

2 stops23h 44m

Rio de Janeiro–Galeão Intl

Mon 5/11

10:10 pm-10:16 am

1 stop14h 06m

$1,216

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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When to book flights from St. Louis to Rio de Janeiro–Galeão Intl Airport

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

Cheap St. Louis to Rio de Janeiro–Galeão Intl Airport (STL to GIG) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Rio de Janeiro–Galeão Intl Airport

Fastest flight time

20h 54m

Direct flights

None
The fastest flight from St. Louis to Rio de Janeiro–Galeão Intl Airport takes 20h 54m
There are no direct flights from St. Louis to Rio de Janeiro–Galeão Intl Airport. There are no popular flight routes from St. Louis to Rio de Janeiro–Galeão Intl Airport.
Search flight deals

  • How far is Lambert-St Louis to Rio de Janeiro–Galeão Intl by plane?

    A flight from Lambert-St Louis to Rio de Janeiro–Galeão Intl will travel around 5216.2 mi. In terms of flight time, this usually takes a little over 20h 54m.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Rio de Janeiro–Galeão Intl Airport?

    Prices for flights from Lambert-St Louis Airport to Rio de Janeiro–Galeão Intl Airport refresh daily.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Rio de Janeiro–Galeão Intl Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to Rio de Janeiro–Galeão Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Rio de Janeiro–Galeão Intl Airport.

  • What documentation or ID do you need to fly to Rio de Janeiro–Galeão Intl Airport?

    The necessary travel and health documents for your Rio de Janeiro–Galeão Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from St. Louis to Rio de Janeiro–Galeão Intl Airport?

Best airlines flying from St. Louis to Rio de Janeiro–Galeão Intl Airport

Compare and see reviews for airlines that fly from St. Louis to Rio de Janeiro–Galeão Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $1,102Free CancellationRating
7.9
8,320 reviews
Search Delta flights

  • How do I get Price Alerts for flights from St. Louis to Rio de Janeiro–Galeão Intl Airport?

    Search flight deals from St. Louis to Rio de Janeiro–Galeão Intl Airport. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from St. Louis to Rio de Janeiro–Galeão Intl Airport with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Rio de Janeiro?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from St. Louis to Rio de Janeiro. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Rio de Janeiro from St. Louis which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from St. Louis to Rio de Janeiro?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Rio de Janeiro from St. Louis.

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

Price alerts on flights to Rio de Janeiro from St. Louis 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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