The cheapest times to fly from ATL to SDU are

  • January 22nd to February 11th (except the week of January 29th)
  • March 5th to April 29th (except the week of April 2nd)
  • May 14th to June 3rd (except the week of May 21st)
  • August 13th to December 2nd (except the week of October 1st)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from ATL to SDU is mid to late September. Prices can be as high as $2282 for Saturday flights during late December, or as low as $775 for Monday flights around mid to late September.


When to Fly to Rio de Janeiro

Flying from Atlanta, GA (ATL) to Rio de Janeiro (SDU) will usually cost between $934 to $1530 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid to late September with an average ticket price of $957. Due to high demand the most expensive time to fly is late December, with an average price of $1496. Planning your trip to low-cost times can easily save you $539 on economy flights and even more on first-class flights. Generally, any price below $1116 can be considered a good price for a round-trip ATL to SDU flight.

See below for a graph of average weekly prices for the ATL to SDU route. All prices are for round-trip tickets in USD.

ATL to SDU Flight Prices

Compared to other flights, the ATL to SDU flight is slightly more expensive than the average and costs about as much as the average flight leaving from Atlanta. The average price per mile (for a direct flight) is $0.15, which is far below average.


Flight Prices by Day of the Week

Monday is usually the cheapest day to fly to SDU, and Wednesday the cheapest day to fly back into ATL. Saturdays are the most expensive days to fly to Rio de Janeiro, and Sundays are the most expensive days to return to Atlanta. Selecting flights on the least expensive days could save you up to $113 (9%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Monday and returning a week later will cost an average of $1101. Return trip prices are from the SDU to ATL flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from ATL to SDU can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 9 hour 33 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from ATL to SDU while comparing.

Destination alternative #1: Galeao Antonio Carlos Jobim International Airport (GIG) in Rio de Janeiro

  • 9 miles (14 km) away from SDU
  • Usually 0.76% less expensive than SDU
  • Nonstop flights available

See ATL to GIG flights


Flight Hacking ATL to SDU

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from ATL to SDU — but Champion Traveler does!

Hack #1: Miami, FL (ATL > MIA > SDU)

  • Price for both tickets: $910
  • Average savings: $206 (18.42%)

See ATL to MIA flights

Hack #2: Fort Lauderdale, FL (ATL > FLL > SDU)

  • Price for both tickets: $1024
  • Average savings: $92 (8.25%)

See ATL to FLL flights

Hack #3: Chicago, IL (ATL > ORD > SDU)

  • Price for both tickets: $1055
  • Average savings: $61 (5.42%)

See ATL to ORD flights


Flight Questions Answered

Still have questions about flying from ATL to SDU? We’ve got answers.

Which airlines fly this route?

You can find 10 major airlines flying this route most often: Aeromexico, Air Canada, American, Azul, COPA, Delta, Gol, JetBlue, LATAM, United, and potentially more during busy seasons.

How far away is it from Santos Dumont Airport to Hartsfield-Jackson Atlanta International Airport?

The distance between the two airports is roughly 4756 miles or 7654 kilometers.

How long does it take to fly from ATL to SDU?

The real-world flight time for a nonstop ATL to SDU flight is about 9 hour 33 minutes.

How many flights go between Atlanta, GA and Rio de Janeiro?

It depends on the day of the week and the date, but a typical day might have around 99 available flights from ATL to SDU.


Airport Location Info


Departing Airport

Origination code ATL
Origination airport name Hartsfield-Jackson Atlanta International Airport
City Atlanta, GA
Country the United States
Latitude 33.6
Longitude -84.4

Return Airport

Destination code SDU
Destination airport name Santos Dumont Airport
City Rio de Janeiro
Country Brazil
Latitude -22.9
Longitude -43.2


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.