Cheap flights from St. Louis, MO to Rio de Janeiro, Brazil

Flights starting at $313. Choose between Frontier Airlines, Avianca, or Azul to find the best price.

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Book your trip to arrive at Rio de Janeiro–Galeão International, Santos Dumont, or Jacarepaguá Airport. The most popular airlines for this route are Frontier Airlines, Avianca, Azul, Spirit Airlines, and Copa Airlines. St. Louis and Rio de Janeiro have 252 direct flights per week. When you arrive at Rio de Janeiro, consider visiting Governador Island, Sugarloaf Mountain, Brazil, Cristo Redentor, and Ipanema Beach.

Check-in for a flight from St. Louis to Rio de Janeiro

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight
AviancaAVAAVNoOpens 48 days before flight
Closes 1 hours before flight
AzulAZUADYes0
0
Spirit AirlinesNKSNKNoOpens 24 days before flight
Closes 1 hours before flight
Copa AirlinesCMPCMYes0
0

Weather in Rio de Janeiro

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January30°C23°C
February30°C23°C
March29°C23°C
April27°C21°C
May26°C19°C
June25°C18°C
July25°C17°C
August25°C18°C
September26°C19°C
October27°C20°C
November27°C21°C
December29°C23°C
Hottest Month
30°C
February
Coldest month
17°C
July
Sunny days
275
days per year

14 day forecast

Thursday
4 Apr
28°C22°C
11 Apr
86%
27°C23°C
Friday
5 Apr
28°C22°C
12 Apr
73%
23°C22°C
Saturday
6 Apr
87%
26°C23°C
13 Apr
83%
23°C21°C
Sunday
7 Apr
27°C21°C
14 Apr
25°C21°C
Monday
8 Apr
30°C22°C
15 Apr
88%
25°C21°C
Tuesday
9 Apr
70%
29°C24°C
16 Apr
25°C22°C
Wednesday
10 Apr
28°C24°C
17 Apr
26°C20°C

Frequently asked questions

What are the most popular routes to and from St. Louis?
What are the most popular routes to and from Rio de Janeiro?
What airports are near St. Louis?
What airports are near Rio de Janeiro?
Is it possible to combine flights, buses, and trains in one itinerary when traveling between St. Louis and Rio de Janeiro?
What is Virtual Interlining and how do I use it?
Which airlines fly between St. Louis and Rio de Janeiro?
When's the best time to travel between St. Louis and Rio de Janeiro?
What flights operate between St. Louis and Rio de Janeiro?
How many airports are there near St. Louis?
How many airports are there near Rio de Janeiro?
What time do nonstop (direct) flights between St. Louis and Rio de Janeiro depart?
What time do nonstop (direct) flights between St. Louis and Rio de Janeiro arrive?
What time do flights between St. Louis and Rio de Janeiro depart?
What time do flights between St. Louis and Rio de Janeiro arrive?

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