Cheap Flights from St Louis to Rio de Janeiro

Compare St Louis to Rio de Janeiro flight deals

Find the cheapest month or even day of the year to fly to Rio de Janeiro

Book the best Rio de Janeiro fare with no extra fees

Flight deals from St Louis to Rio de Janeiro

Looking for a cheap last-minute deal or the best return flight from St Louis Airport to Rio de Janeiro? If you want to travel next month, return fares start from R 13,815. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from St Louis to Rio de Janeiro

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like St Louis to Rio de Janeiro flights are currently cheapest in May.

Alternative St Louis to Rio de Janeiro routes

Looking for the cheapest, fastest or easiest route from St Louis to Rio de Janeiro? You could fly into the following airports instead.

St Louis to Rio de Janeiro: Flight information

The things to know before you go.
Cheapest flight foundR 6,210
Cheapest month to flyMay

Finding cheap flights from St Louis to Rio de Janeiro: Frequently asked questions

There are 3 airports in Rio de Janeiro: Rio de Janeiro Santos Dumont, Rio de Janeiro Internacional and Jacarepaguá.
The best price we found for a return flight from St Louis to Rio de Janeiro is R 11,499. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from St Louis to Rio de Janeiro. But we found flights with one or more stops from R 11,499.
As of April 2026, there are no flights flying from St Louis to Rio de Janeiro.
The cheapest month to fly from St Louis to Rio de Janeiro is usually June.
If you're flying from St Louis Airport, the cheapest airport near Rio de Janeiro is Rio de Janeiro Internacional – which is 12.2 km away from the centre of Rio de Janeiro. We've found flights into this airport from R 11,499.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from St Louis Airport to Rio de Janeiro on Sunday, 14 June 2026.
No airlines currently offer direct flights between St Louis Airport and Rio de Janeiro. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Rio de Janeiro but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Rio de Janeiro is around 40 days in advance, so don’t leave your flight to the last minute.
In April, the average temperature is usually around 24°C. February is typically the warmest month in Rio de Janeiro, when it usually averages around 29°C. You can expect the least rain in August. The coldest month is July, with temperatures averaging 17°C. The rainiest month is January.
Currently, Frontier Airlines offers the cheapest flight tickets to Rio de Janeiro.

Flying from Lambert-St. Louis International Airport (STL) to Rio De Janeiro: what you need to know

  • The timezone in Rio De Janeiro is UTC-3. The city is two hours ahead of St Louis, where Lambert-St. Louis International Airport is located.

  • Give yourself enough time to get on your STL to Rio De Janeiro flight. A good rule of thumb is to arrive at least two hours before international departures and an hour ahead for domestic flights.

  • Travelling during a peak time like school or public holidays? Expect longer queues at check-in and security. Play it safe and arrive up to four hours before international flights and two hours before domestic departures.

  • A stopover is the perfect opportunity to break up your trip and maybe even explore another city. When searching for flight tickets from STL to Rio De Janeiro, uncheck the 'Direct flights only' box to see where you can stop along the way. Consider one of these popular options:

    • Dallas/Fort Worth International Airport (DFW)

    • George Bush Intercontinental Airport (IAH)

    • Miami International Airport (MIA)

  • STL is around 16 kilometres from central St Louis. If you're ride-sharing, catching a cab or driving from the centre, it'll take you 20 minutes or so to get there, depending on traffic conditions. If you're taking public transport, expect the trip time to be around 35 minutes.

  • Booked an early flight from Lambert-St. Louis International Airport to Rio De Janeiro? Avoid the stress of rushing to the airport (and enjoy a little extra shut-eye) by choosing one of these stays close to STL:

  • 78.04% of flights that depart Lambert-St. Louis International Airport make it to their destination on schedule.

  • The address for STL is 10701 Lambert International Blvd..

How to find the cheapest flights from Lambert-St. Louis International Airport (STL) to Rio De Janeiro

  • R 6,210 is currently the lowest price for a one-way Lambert-St. Louis International Airport to Rio De Janeiro flight. Return flight tickets start from R 11,499. These prices can change based on demand and availability.

  • Booking in advance is often the key to finding a cheap flight from STL to Rio De Janeiro. Flight prices rise as demand increases, so the closer your departure date, the more you'll likely spend on your ticket.

  • The 'Whole month' search tool will show you the cheapest tickets from Lambert-St. Louis International Airport to Rio De Janeiro across the month. It's a good way to snap up a bargain if your trip dates aren't set in stone.

  • Save time searching for cheap flights from STL to Rio De Janeiro by setting up a Price Alert. You'll receive an email or notification on the app when a lower fare pops up.

  • Tailor your trip with filters. Pick your preferred departure and arrival times, airlines and total journey duration. You can also sort your results by 'Best,' 'Cheapest' or 'Fastest' flights from Lambert-St. Louis International Airport to Rio De Janeiro.

Airports in Rio De Janeiro

Galeao Antonio Carlos Jobim International Airport (GIG)

  • The distance from Galeao Antonio Carlos Jobim International Airport (GIG) to central Rio De Janeiro is roughly 18 kilometres. It takes about 20 minutes to reach the centre driving.

  • It takes around 1 hour 5 minutes when travelling by public transport.

  • Consider booking a hotel close to GIG if you're coming in on a late flight from Lambert-St. Louis International Airport to Rio De Janeiro. Pick one of these accommodation options and make your first night all about catching up on rest:

  • Pick up a Galeao Antonio Carlos Jobim International Airport rental car and explore Rio De Janeiro and beyond with your own wheels. Foco, Localiza and Movida are well-known companies you can book with here.

  • To get the lowest price, reserve your ride from Galeao Antonio Carlos Jobim International Airport about four weeks in advance of your flight from STL to Rio De Janeiro.

Santos Dumont Airport (SDU)

  • Santos Dumont Airport (SDU) is roughly 2 kilometres from central Rio De Janeiro. Once you've disembarked your flight from Lambert-St. Louis International Airport to Rio De Janeiro, it'll take you around 5 minutes to reach the heart of the city in a ride-share or cab.

  • If you're catching public transport, it'll take around 15 minutes.

  • Following your STL to Rio De Janeiro flight, tuck yourself in at a hotel close to SDU. These are some comfortable options that'll help you switch to relaxation mode:

  • Foco, Localiza and Movida make picking up a Santos Dumont Airport rental car quick and easy. These suppliers are located in or around the terminal and will get you on your way in no time.

  • Avoid last-minute price surges. Securing your ride three weeks before your arrival at SDU can help you lock in a better rate.

Jacarepagua-Roberto Marinho Airport (RRJ)

  • Hop off your flight from Lambert-St. Louis International Airport to Rio De Janeiro and head for your hotel or start exploring right away. The centre of Rio De Janeiro is around 32 kilometres from Jacarepagua-Roberto Marinho Airport (RRJ) and typically takes 40 minutes to drive there.

  • If you go by public transport, expect a journey of about 1 hour 25 minutes.

  • Enjoy a quiet, low-key start to your trip by staying at a hotel near RRJ after your STL to Rio De Janeiro flight. Take a load off after a long travel day or just take a moment to get your bearings in a new city at:

  • Pick up a Jacarepagua-Roberto Marinho Airport rental car and focus on the journey ahead, not the travel logistics. Whether you're after a compact or an SUV, Localiza will help you find your ideal set of wheels.

  • Rental companies sometimes offer promotions for early bookings, so book your vehicle from RRJ a few weeks in advance of your flight from Lambert-St. Louis International Airport to Rio De Janeiro. A bit of planning goes a long way for your wallet.

Best time to go to Rio De Janeiro

  • Plan your trip to Rio De Janeiro during the high season if you prefer a bustling atmosphere, but remember that hotel prices are typically higher. Alternatively, book your flights from Lambert-St. Louis International Airport to Rio De Janeiro during low season when prices are cheaper and it's not as busy.

  • Lock in a Lambert-St. Louis International Airport to Rio De Janeiro flight ticket with a departure in February if you're eager to explore the city during its warmest month. Expect temperatures to range from 22ºC (72ºF) to 33ºC (91ºF).

  • July has average temperatures of between 17ºC (63ºF) and 27ºC (81ºF). Search for a cheap ticket from STL to Rio De Janeiro around that time if you'd rather travel in cooler conditions.

More about Rio De Janeiro

  • When it comes to looking for somewhere to lay your head, you'll find the best places to stay in Rio De Janeiro right here. Browse these hotels once you've booked your flight from Lambert-St. Louis International Airport to Rio De Janeiro:

  • There are so many things to see and do in this city it can be tricky to work out where to begin. Sugarloaf Mountain, Christ the Redeemer and Copacabana Beach are top attractions which should feature on every Rio De Janeiro itinerary.

Explore more of Brazil

  • Rio De Janeiro has plenty going for it, but there are so many other parts of Brazil you'll want to see. Around 354 kilometres west of Rio De Janeiro, a visit to Sao Paulo will keep your itinerary busy. Start with popular sights like Sao Paulo Museum of Art, Ibirapuera Park and Avenida Paulista.

  • Around 338 kilometres north of Rio De Janeiro, Belo Horizonte is another essential stop in Brazil. Experience this destination's highlights firsthand at Abilio Barreto Historical Museum, Matiz Arte Objeto and Deck Vertedouro.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.