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Cheap flights from Rio de Janeiro to St. Louis from $955

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Rio de Janeiro to St. Louis departing on 11/20. 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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Cheap round-trip flights

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Multiple Airlines Logo
11:25 am - 3:29 pmGIG-STL
31h 04m2 stops
Multiple Airlines Logo
4:05 pm - 7:05 amSTL-GIG
36h 00m2 stops
$955Multiple Airlines
Find Deal
Thu, Nov 20 - Thu, Nov 27
Air Canada Logo
3:55 pm - 3:29 pmGIG-STL
26h 34m2 stops
Air Canada Logo
4:05 pm - 3:10 pmSTL-GIG
20h 05m2 stops
$999Air Canada
Find Deal
Wed, Nov 12 - Wed, Nov 26
Air Canada Logo
3:55 pm - 3:29 pmGIG-STL
26h 34m2 stops
Air Canada Logo
4:05 pm - 3:10 pmSTL-GIG
20h 05m2 stops
$1,001Air Canada
Find Deal
Wed, Nov 12 - Wed, Nov 26
Delta Logo
5:05 pm - 1:00 pmGIG-STL
22h 55m2 stops
Delta Logo
3:15 pm - 8:20 amSTL-GIG
14h 05m1 stop
$1,031Delta
Find Deal
Thu, Nov 20 - Thu, Nov 27
American Airlines Logo
10:15 pm - 10:37 amGIG-STL
15h 22m1 stop
American Airlines Logo
6:20 pm - 9:25 amSTL-GIG
12h 05m1 stop
$1,042American Airlines
Find Deal
Thu, Nov 20 - Thu, Nov 27
American Airlines Logo
11:55 pm - 4:11 pmGIG-STL
19h 16m1 stop
American Airlines Logo
5:15 am - 9:25 amSTL-GIG
25h 10m1 stop
$1,083American Airlines
Find Deal
Wed, Nov 12 - Wed, Nov 26
American Airlines Logo
11:55 pm - 4:11 pmGIG-STL
19h 16m1 stop
American Airlines Logo
6:20 pm - 9:25 amSTL-GIG
12h 05m1 stop
$1,085American Airlines
Find Deal
Wed, Nov 12 - Wed, Nov 26
American Airlines Logo
11:55 pm - 4:36 pmGIG-STL
19h 41m2 stops
American Airlines Logo
6:20 pm - 9:25 amSTL-GIG
12h 05m1 stop
$1,088American Airlines
Find Deal
Wed, Nov 12 - Wed, Nov 26
American Airlines Logo
11:55 pm - 3:29 pmGIG-STL
18h 34m2 stops
American Airlines Logo
6:20 pm - 9:25 amSTL-GIG
12h 05m1 stop
$1,090American Airlines
Find Deal
Wed, Nov 12 - Wed, Nov 26
Copa Airlines Logo
1:30 am - 7:39 pmGIG-STL
21h 09m2 stops
Copa Airlines Logo
8:00 am - 8:00 amSTL-GIG
21h 00m2 stops
$2,289Copa Airlines
Find Deal
Wed, Nov 19 - Thu, Nov 27

Air Canada flights from Rio de Janeiro to St. Louis

Our best Air Canada deals on Rio de Janeiro to St. Louis flight tickets
Air Canada
Nov 12
GIG3:55 pmRio de Janeiro–Galeão Intl
26h 34m
2 stops
STL3:29 pmLambert-St Louis
Nov 26
STL4:05 pmLambert-St Louis
20h 05m
2 stops
GIG3:10 pmRio de Janeiro–Galeão Intl
$999
Find similar
Air Canada
Nov 12
GIG3:55 pmRio de Janeiro–Galeão Intl
26h 34m
2 stops
STL3:29 pmLambert-St Louis
Nov 26
STL4:05 pmLambert-St Louis
20h 05m
2 stops
GIG3:10 pmRio de Janeiro–Galeão Intl
$1,001
Find similar

American Airlines flights from Rio de Janeiro to St. Louis

Our best American Airlines deals on Rio de Janeiro to St. Louis flight tickets
American Airlines
Nov 20
GIG10:15 pmRio de Janeiro–Galeão Intl
15h 22m
1 stop
STL10:37 amLambert-St Louis
Nov 27
STL6:20 pmLambert-St Louis
12h 05m
1 stop
GIG9:25 amRio de Janeiro–Galeão Intl
$1,042
Find similar
American Airlines
Nov 12
GIG11:55 pmRio de Janeiro–Galeão Intl
19h 16m
1 stop
STL4:11 pmLambert-St Louis
Nov 26
STL5:15 amLambert-St Louis
25h 10m
1 stop
GIG9:25 amRio de Janeiro–Galeão Intl
$1,083
Find similar
American Airlines
Nov 12
GIG11:55 pmRio de Janeiro–Galeão Intl
19h 16m
1 stop
STL4:11 pmLambert-St Louis
Nov 26
STL6:20 pmLambert-St Louis
12h 05m
1 stop
GIG9:25 amRio de Janeiro–Galeão Intl
$1,085
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Rio de Janeiro to St. Louis 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 October 1, 2025.
Use the filters below to find and compare flights from Rio de Janeiro to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Rio de JaneiroSt. Louis

GIG - STL

GIGSTL

Rio de Janeiro–Galeão Intl

Thu 11/20

11:25 am-3:29 pm

2 stops31h 04m

Lambert-St Louis

Thu 11/27

4:05 pm-7:05 am

2 stops36h 00m

$955

Rio de JaneiroSt. Louis

GIG - STL

GIGSTL

Rio de Janeiro–Galeão Intl

Wed 11/12

3:55 pm-3:29 pm

2 stops26h 34m

Lambert-St Louis

Wed 11/26

4:05 pm-3:10 pm

2 stops20h 05m

$999

Rio de JaneiroSt. Louis

GIG - STL

GIGSTL

Rio de Janeiro–Galeão Intl

Wed 11/12

3:55 pm-3:29 pm

2 stops26h 34m

Lambert-St Louis

Wed 11/26

4:05 pm-3:10 pm

2 stops20h 05m

$1,001

Rio de JaneiroSt. Louis

GIG - STL

GIGSTL

Rio de Janeiro–Galeão Intl

Thu 11/20

5:05 pm-1:00 pm

2 stops22h 55m

Lambert-St Louis

Thu 11/27

3:15 pm-8:20 am

1 stop14h 05m

$1,031

Rio de JaneiroSt. Louis

GIG - STL

GIGSTL

Rio de Janeiro–Galeão Intl

Thu 11/20

10:15 pm-10:37 am

1 stop15h 22m

Lambert-St Louis

Thu 11/27

6:20 pm-9:25 am

1 stop12h 05m

$1,042

Rio de JaneiroSt. Louis

GIG - STL

GIGSTL

Rio de Janeiro–Galeão Intl

Wed 11/12

11:55 pm-4:11 pm

1 stop19h 16m

Lambert-St Louis

Wed 11/26

5:15 am-9:25 am

1 stop25h 10m

$1,083

Rio de JaneiroSt. Louis

GIG - STL

GIGSTL

Rio de Janeiro–Galeão Intl

Wed 11/12

11:55 pm-4:11 pm

1 stop19h 16m

Lambert-St Louis

Wed 11/26

6:20 pm-9:25 am

1 stop12h 05m

$1,085

Rio de JaneiroSt. Louis

GIG - STL

GIGSTL

Rio de Janeiro–Galeão Intl

Wed 11/12

11:55 pm-4:36 pm

2 stops19h 41m

Lambert-St Louis

Wed 11/26

6:20 pm-9:25 am

1 stop12h 05m

$1,088

Rio de JaneiroSt. Louis

GIG - STL

GIGSTL

Rio de Janeiro–Galeão Intl

Wed 11/12

11:55 pm-3:29 pm

2 stops18h 34m

Lambert-St Louis

Wed 11/26

6:20 pm-9:25 am

1 stop12h 05m

$1,090

Rio de JaneiroSt. Louis

GIG - STL

GIGSTL

Rio de Janeiro–Galeão Intl

Wed 11/19

1:30 am-7:39 pm

2 stops21h 09m

Lambert-St Louis

Thu 11/27

8:00 am-8:00 am

2 stops21h 00m

$2,289

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Rio de Janeiro to St. Louis

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

Cheap Rio de Janeiro to St. Louis (RIO to STL) flight deals and tips

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

Direct flights

None
There are no direct flights from Rio de Janeiro to St. Louis. There are no popular flight routes from Rio de Janeiro to St. Louis.
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  • How far is Rio de Janeiro to Lambert-St Louis by plane?

    There are 5224.0 mi between Rio de Janeiro and Lambert-St Louis. 15h 22m is a normal flight duration for this route.

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

    Prices for flights from Rio de Janeiro to Lambert-St Louis Airport were last updated today.

  • How old do you have to be to fly from Rio de Janeiro to Lambert-St Louis 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 Rio de Janeiro to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The travel and health documents you'll need for your trip to Lambert-St Louis 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 Lambert-St Louis Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

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

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

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Hermann
Fairview Heights
Florissant
Maryland Heights
O'Fallon
Collinsville
Fenton
Wentzville
St. Peters
Alton
Farmington
Festus
Glencoe
Clayton
Edwardsville
Eureka
Litchfield
Shrewsbury

Why use momondo?

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

Finding the right flight to St. Louis from Rio de Janeiro 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 St. Louis quick and easy, saving you time and money.

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

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

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

momondo helps you find the best flight between Rio de Janeiro and St. Louis 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 Rio de Janeiro to St. Louis right now. Can momondo alert me if prices change?

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