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Santos Dumont

$299+ Cheap flights from Atlanta (ATL) to Santos Dumont, Brazil (SDU)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — SDU
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Atlanta to Santos Dumont

Cheapest flights from Atlanta to Santos Dumont
Explore the most affordable flight options available from Atlanta to Santos Dumont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Trip.com deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/66:00 am
ATL
-
SDU
2 stops26h 45m
Multiple Airlines
Mon 3/96:00 am
SDU
-
ATL
2 stops16h 35m
Multiple Airlines
Deal found 1/29$631
This Mytrip deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/135:25 am
ATL
-
SDU
2 stops16h 00m
Multiple Airlines
Fri 3/201:50 pm
SDU
-
ATL
3 stops28h 19m
Multiple Airlines
Deal found 1/27$643
This Booking.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/195:25 am
ATL
-
SDU
2 stops16h 00m
Multiple Airlines
Thu 4/28:30 am
SDU
-
ATL
3 stops24h 41m
Multiple Airlines
Deal found 1/27$644
This SmartFares deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/254:40 pm
ATL
-
SDU
2 stops18h 55m
GOL
Sun 8/303:15 pm
SDU
-
ATL
2 stops31h 52m
GOL
Deal found 1/27$654
This Mytrip deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/49:36 pm
ATL
-
SDU
2 stops22h 49m
Multiple Airlines
Mon 3/1610:05 am
SDU
-
ATL
2 stops31h 18m
Multiple Airlines
Deal found 1/28$658
This Mytrip deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/29:36 pm
ATL
-
SDU
2 stops31h 29m
Multiple Airlines
Sun 3/86:15 am
SDU
-
ATL
3 stops42h 18m
Multiple Airlines
Deal found 1/27$659
This FlightHub deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2412:51 pm
ATL
-
SDU
2 stops24h 29m
GOL
Sun 9/276:00 am
SDU
-
ATL
2 stops18h 14m
GOL
Deal found 1/27$674
This Mytrip deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2210:34 am
ATL
-
SDU
3 stops29h 11m
Multiple Airlines
Tue 4/285:25 pm
SDU
-
ATL
2 stops17h 59m
Multiple Airlines
Deal found 1/26$676

Find flight deals from Atlanta to Santos Dumont

Discover tips and strategies to find the most affordable flight options for your journey from Atlanta (ATL) to Santos Dumont (SDU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$631
(Trip.com)

One-way from

$299
(Kiwi.com)

Popular in

September

Cheapest in

October

Average price

$1,235
Provider with most accurate pricing for Atlanta Hartsfield-Jackson-Rio de Janeiro Santos Dumont flight deals.
Search Deals
Provider most trusted by Cheapflights users for Atlanta Hartsfield-Jackson-Rio de Janeiro Santos Dumont flights.
Search Deals
From Atlanta Hartsfield-Jackson to Rio de Janeiro Santos Dumont
Search Deals
One-way flight from Atlanta Hartsfield-Jackson to Rio de Janeiro Santos Dumont
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($29 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Atlanta to Santos Dumont 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, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Atlanta to Rio de Janeiro Santos Dumont Airport that are best for you.

Fly from

Atlanta

Fly to

Santos Dumont

Route

Depart

Return

Price

AtlantaRio de Janeiro

ATL - SDU

ATLSDU

Atlanta Hartsfield-Jackson

Sun 4/12

8:02 am-10:55 am

2 stops25h 53m

Rio de Janeiro Santos Dumont

Sat 4/25

6:00 am-9:33 pm

2 stops16h 33m

$631

AtlantaRio de Janeiro

ATL - SDU

ATLSDU

Atlanta Hartsfield-Jackson

Fri 3/13

5:25 am-10:25 pm

2 stops16h 00m

Rio de Janeiro Santos Dumont

Fri 3/20

1:50 pm-5:09 pm

3 stops28h 19m

$643

AtlantaRio de Janeiro

ATL - SDU

ATLSDU

Atlanta Hartsfield-Jackson

Wed 4/22

10:34 am-4:45 pm

3 stops29h 11m

Rio de Janeiro Santos Dumont

Tue 4/28

5:25 pm-10:24 am

2 stops17h 59m

$676

AtlantaRio de Janeiro

ATL - SDU

ATLSDU

Atlanta Hartsfield-Jackson

Wed 3/4

2:00 pm-10:25 pm

3 stops30h 25m

Rio de Janeiro Santos Dumont

Mon 3/16

10:05 am-10:22 am

2 stops25h 17m

$680

AtlantaRio de Janeiro

ATL - SDU

ATLSDU

Atlanta Hartsfield-Jackson

Wed 4/1

12:33 pm-12:35 pm

2 stops23h 02m

Rio de Janeiro Santos Dumont

Mon 4/6

6:00 am-11:34 pm

2 stops18h 34m

$722

AtlantaRio de Janeiro

ATL - SDU

ATLSDU

Atlanta Hartsfield-Jackson

Fri 4/3

8:21 pm-10:25 pm

2 stops25h 04m

Rio de Janeiro Santos Dumont

Thu 4/9

1:45 pm-12:37 am

3 stops35h 52m

$724

AtlantaRio de Janeiro

ATL - SDU

ATLSDU

Atlanta Hartsfield-Jackson

Thu 3/5

6:27 pm-6:15 pm

2 stops45h 48m

Rio de Janeiro Santos Dumont

Fri 3/13

7:00 pm-10:22 pm

2 stops28h 22m

$805

AtlantaRio de Janeiro

ATL - SDU

ATLSDU

Atlanta Hartsfield-Jackson

Tue 3/10

11:20 am-1:05 pm

2 stops48h 45m

Rio de Janeiro Santos Dumont

Tue 3/24

11:25 am-9:54 pm

2 stops35h 29m

$812

AtlantaRio de Janeiro

ATL - SDU

ATLSDU

Atlanta Hartsfield-Jackson

Fri 5/1

4:49 pm-2:20 pm

2 stops20h 31m

Rio de Janeiro Santos Dumont

Thu 5/14

3:15 pm-9:01 pm

2 stops30h 46m

$815

AtlantaRio de Janeiro

ATL - SDU

ATLSDU

Atlanta Hartsfield-Jackson

Mon 3/2

4:29 pm-10:45 am

2 stops16h 16m

Rio de Janeiro Santos Dumont

Sun 3/8

11:35 am-9:22 pm

2 stops34h 47m

$821

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 20 results
1
2

Compare providers for flights from Atlanta to Santos Dumont

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Atlanta to Santos Dumont in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Atlanta-Rio de Janeiro Santos Dumont Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Atlanta-Rio de Janeiro Santos Dumont Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Atlanta-Rio de Janeiro Santos Dumont Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Atlanta-Rio de Janeiro Santos Dumont Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Atlanta-Rio de Janeiro Santos Dumont Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Atlanta to Santos Dumont

Have a flexible travel schedule? Discover the best time to fly to Santos Dumont from Atlanta with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Santos Dumont

Get insights into the airlines that provide service to Santos Dumont. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Santos Dumont. Reviews last updated January 29, 2026.
Get a feel of what it's like to fly with Delta from Atlanta to Rio de Janeiro Santos Dumont Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,128 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Food

7.2

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Santiago,Apr 2024

ATL - JNB

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Delta
7.9
Good
8,128 reviews
Delta
7.9
Good
8,128 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Food

7.2

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Santiago,Apr 2024

ATL - JNB

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

Find useful and relevant information for your journey from Atlanta to Santos Dumont. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Atlanta to Rio de Janeiro Santos Dumont?

    If you book a flight to Rio de Janeiro Santos Dumont from Atlanta, you will be flying from Hartsfield-Jackson, which is the city’s only airport. Atlanta Hartsfield-Jackson (ATL) is located 8.2 mi from the center of Atlanta. There are 0 flights from Hartsfield-Jackson to Rio de Janeiro Santos Dumont per day from 1 airline.

  • What is the cheapest airline to fly from Atlanta to Rio de Janeiro Santos Dumont Airport round-trip?

    Flying on Delta is currently your cheapest option to Rio de Janeiro Santos Dumont Airport, with prices starting at $1,417.

  • Can I find deals for flights from Atlanta to Santos Dumont that include hotel bookings?

    Yes. In addition to deals on Atlanta to Santos Dumont flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Atlanta to Santos Dumont?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Atlanta to Santos Dumont.

  • Can I find deals for business class flights from Atlanta to Santos Dumont?

    Yes. Cheapflights offers flight deals from Atlanta to Santos Dumont by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Atlanta to Santos Dumont

Discover the top airline that operate flights from Atlanta to Santos Dumont. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$1,417Average$1,677FlexibilityNo cancel feeOn-timeN/A

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