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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 7/28. 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

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Find the cheapest flights from St. Louis to Rio de Janeiro

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
12:52 pm - 10:15 am
STL
-
GIG
19h 23m
1 stop
Delta Logo
9:00 pm - 10:55 am
GIG
-
STL
15h 55m
1 stop
$953Delta
Mon, Sep 7 - Mon, Sep 14
United Airlines Logo
8:50 am - 8:15 am
STL
-
GIG
21h 25m
2 stops
United Airlines Logo
9:05 pm - 3:38 pm
GIG
-
STL
20h 33m
2 stops
$957United Airlines
Mon, Sep 7 - Mon, Sep 14
LATAM Airlines Logo
11:00 am - 10:15 am
STL
-
GIG
21h 15m
1 stop
LATAM Airlines Logo
9:00 pm - 9:54 am
GIG
-
STL
14h 54m
1 stop
$982LATAM Airlines
Wed, Aug 19 - Tue, Aug 25
United Airlines Logo
7:25 am - 8:15 am
STL
-
GIG
22h 50m
2 stops
United Airlines Logo
9:05 pm - 10:10 am
GIG
-
STL
15h 05m
1 stop
$1,021United Airlines
Thu, Aug 13 - Sat, Aug 22
United Airlines Logo
8:00 am - 8:15 am
STL
-
GIG
22h 15m
2 stops
United Airlines Logo
9:05 pm - 8:39 am
GIG
-
STL
37h 34m
2 stops
$1,042United Airlines
Thu, Aug 13 - Mon, Aug 17
American Airlines Logo
1:25 pm - 8:20 am
STL
-
GIG
16h 55m
2 stops
American Airlines Logo
10:10 pm - 1:02 pm
GIG
-
STL
16h 52m
2 stops
$1,057American Airlines
Wed, Aug 19 - Tue, Aug 25
United Airlines Logo
8:00 am - 8:15 am
STL
-
GIG
22h 15m
2 stops
United Airlines Logo
9:05 pm - 12:02 pm
GIG
-
STL
40h 57m
3 stops
$1,068United Airlines
Thu, Aug 13 - Mon, Aug 17
United Airlines Logo
11:15 am - 8:15 am
STL
-
GIG
19h 00m
1 stop
United Airlines Logo
9:05 pm - 10:10 am
GIG
-
STL
15h 05m
1 stop
$1,074United Airlines
Thu, Aug 13 - Mon, Aug 17
United Airlines Logo
7:25 am - 8:15 am
STL
-
GIG
22h 50m
2 stops
United Airlines Logo
9:05 pm - 7:16 pm
GIG
-
STL
24h 11m
2 stops
$1,075United Airlines
Thu, Aug 13 - Sat, Aug 22
LATAM Airlines Logo
10:51 am - 10:15 am
STL
-
GIG
21h 24m
1 stop
LATAM Airlines Logo
5:35 pm - 11:53 pm
GIG
-
STL
32h 18m
2 stops
$1,101LATAM Airlines
Wed, Jul 8 - Sun, Jul 12

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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
Oct 7
STL6:08 pmLambert-St Louis
51h 02m
2 stops
GIG11:10 pmRio de Janeiro–Galeão Intl
Oct 19
GIG8:15 pmRio de Janeiro–Galeão Intl
23h 08m
2 stops
STL5:23 pmLambert-St Louis
$993
GOL
Nov 24
STL3:59 pmLambert-St Louis
19h 06m
2 stops
GIG2:05 pmRio de Janeiro–Galeão Intl
Nov 30
GIG11:55 pmRio de Janeiro–Galeão Intl
18h 55m
1 stop
STL3:50 pmLambert-St Louis
$1,009
GOL
Aug 13
STL11:35 amLambert-St Louis
18h 45m
1 stop
GIG8:20 amRio de Janeiro–Galeão Intl
Aug 22
GIG10:10 pmRio de Janeiro–Galeão Intl
14h 35m
1 stop
STL10:45 amLambert-St Louis
$1,113

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

Our best American Airlines deals on St. Louis to Rio de Janeiro–Galeão Intl Airport flight tickets
American Airlines
Nov 1
STL1:52 pmLambert-St Louis
16h 33m
2 stops
GIG9:25 amRio de Janeiro–Galeão Intl
Nov 8
GIG10:25 pmRio de Janeiro–Galeão Intl
20h 25m
1 stop
STL3:50 pmLambert-St Louis
$987
American Airlines
Nov 1
STL4:21 pmLambert-St Louis
14h 04m
1 stop
GIG9:25 amRio de Janeiro–Galeão Intl
Nov 8
GIG11:55 pmRio de Janeiro–Galeão Intl
18h 55m
1 stop
STL3:50 pmLambert-St Louis
$1,010
American Airlines
Oct 7
STL6:08 pmLambert-St Louis
12h 12m
1 stop
GIG8:20 amRio de Janeiro–Galeão Intl
Oct 19
GIG8:15 pmRio de Janeiro–Galeão Intl
23h 08m
2 stops
STL5:23 pmLambert-St Louis
$1,027

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 June 28, 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 9/7

12:52 pm-10:15 am

1 stop19h 23m

Rio de Janeiro–Galeão Intl

Mon 9/14

9:00 pm-10:55 am

1 stop15h 55m

$953

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Mon 9/7

8:50 am-8:15 am

2 stops21h 25m

Rio de Janeiro–Galeão Intl

Mon 9/14

9:05 pm-3:38 pm

2 stops20h 33m

$957

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Wed 8/19

11:00 am-10:15 am

1 stop21h 15m

Rio de Janeiro–Galeão Intl

Tue 8/25

9:00 pm-9:54 am

1 stop14h 54m

$982

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Thu 8/13

7:25 am-8:15 am

2 stops22h 50m

Rio de Janeiro–Galeão Intl

Sat 8/22

9:05 pm-10:10 am

1 stop15h 05m

$1,021

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Thu 8/13

8:00 am-8:15 am

2 stops22h 15m

Rio de Janeiro–Galeão Intl

Mon 8/17

9:05 pm-8:39 am

2 stops37h 34m

$1,042
Quickest round-trip

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Wed 8/19

1:25 pm-8:20 am

2 stops16h 55m

Rio de Janeiro–Galeão Intl

Tue 8/25

10:10 pm-1:02 pm

2 stops16h 52m

$1,057

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Thu 8/13

8:00 am-8:15 am

2 stops22h 15m

Rio de Janeiro–Galeão Intl

Mon 8/17

9:05 pm-12:02 pm

3 stops40h 57m

$1,068

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Thu 8/13

11:15 am-8:15 am

1 stop19h 00m

Rio de Janeiro–Galeão Intl

Mon 8/17

9:05 pm-10:10 am

1 stop15h 05m

$1,074

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Thu 8/13

7:25 am-8:15 am

2 stops22h 50m

Rio de Janeiro–Galeão Intl

Sat 8/22

9:05 pm-7:16 pm

2 stops24h 11m

$1,075

St. LouisRio de Janeiro

STL - GIG

STLGIG

Lambert-St Louis

Wed 7/8

10:51 am-10:15 am

1 stop21h 24m

Rio de Janeiro–Galeão Intl

Sun 7/12

5:35 pm-11:53 pm

2 stops32h 18m

$1,101

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from St. Louis to Rio de Janeiro–Galeão Intl Airport

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–Galeão Intl Airport?

In general, October is the cheapest month to fly from St. Louis to Rio de Janeiro–Galeão Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you are unable to visit Rio de Janeiro–Galeão Intl Airport during the month of October, then departing from St. Louis during the month April is also very affordable. Most momondo users find prices during this month for around $0.

Can stopping save me money on St. Louis to Rio de Janeiro–Galeão Intl Airport flights?

You could potentially save up to 11% on your flight if you consider stops on a St. Louis to Rio de Janeiro–Galeão Intl Airport flight.

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

14h 04m

Direct flights

None
The fastest flight from St. Louis to Rio de Janeiro–Galeão Intl Airport takes 14h 04m
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

Frequently asked questions about flying from St. Louis to Rio de Janeiro–Galeão Intl Airport

  • 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 14h 04m.

  • 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 $1,108Free CancellationRating
7.8
8,451 reviews
Search Delta flights

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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