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Santos Dumont

$374+ Cheap flights from Raleigh (RDU) 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 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — SDU
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Raleigh to Santos Dumont

Discover tips and strategies to find the most affordable flight options for your journey from Raleigh (RDU) 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 October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$606
(KAYAK)

One-way from

$374
(Mytrip)

Popular in

March

Cheapest in

August

Average price

$624
Provider with most accurate pricing for Raleigh-Durham-Rio de Janeiro (RIO) flight deals.
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Provider most trusted by Cheapflights users for Raleigh-Durham-Rio de Janeiro (RIO) flights.
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From Raleigh-Durham to Rio de Janeiro Santos Dumont
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One-way flight from Raleigh-Durham to Rio de Janeiro Santos Dumont
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Highest demand for flights based on searches. 4% potential increase in price ($30 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Raleigh to Santos Dumont

Cheapest flights from Raleigh to Santos Dumont
Explore the most affordable flight options available from Raleigh to Santos Dumont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Ovago deal was found by Cheapflights users on 10/29. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:06 pmRDU - SDU
2 stops18h 19mLATAM Airlines
Tue 1/138:05 pmSDU - RDU
2 stops17h 47mLATAM Airlines
Deal found 10/29$726
This KAYAK deal was found by Cheapflights users on 10/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/313:25 pmRDU - SDU
2 stops19h 50mLATAM Airlines
Wed 1/148:05 pmSDU - RDU
2 stops16h 13mLATAM Airlines
Deal found 10/30$819
This Expedia deal was found by Cheapflights users on 10/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/28:10 amRDU - SDU
2 stops23h 15mLATAM Airlines
Tue 11/48:05 pmSDU - RDU
2 stops16h 33mLATAM Airlines
Deal found 10/29$839
This KAYAK deal was found by Cheapflights users on 10/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/158:05 amRDU - SDU
2 stops23h 30mLATAM Airlines
Sat 12/68:05 pmSDU - RDU
2 stops26h 20mLATAM Airlines
Deal found 10/30$840
This United Airlines deal was found by Cheapflights users on 10/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/154:49 pmRDU - SDU
2 stops45h 51mUnited Airlines
Sat 12/65:30 pmSDU - RDU
2 stops18h 44mUnited Airlines
Deal found 10/30$884
This KAYAK deal was found by Cheapflights users on 10/29. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/167:05 pmRDU - SDU
2 stops16h 10mLATAM Airlines
Wed 11/198:05 pmSDU - RDU
2 stops17h 33mLATAM Airlines
Deal found 10/29$889
This FlightHub deal was found by Cheapflights users on 10/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/28:10 amRDU - SDU
2 stops23h 15mLATAM Airlines
Sun 11/165:40 pmSDU - RDU
2 stops28h 47mLATAM Airlines
Deal found 10/29$913
This Mytrip deal was found by Cheapflights users on 10/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/162:31 pmRDU - SDU
3 stops25h 39mMultiple Airlines
Wed 11/195:25 pmSDU - RDU
2 stops28h 19mMultiple Airlines
Deal found 10/29$1,108
This GOL deal was found by Cheapflights users on 10/30. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/145:32 pmRDU - SDU
2 stops15h 13mGOL
Sun 12/213:05 pmSDU - RDU
2 stops21h 51mGOL
Deal found 10/30$1,473
This Gurufare deal was found by Cheapflights users on 10/29. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/267:57 pmRDU - SDU
2 stops24h 28mGOL
Sun 1/45:40 pmSDU - RDU
2 stops19h 16mGOL
Deal found 10/29$1,728

Cheapflights Fare Finder

 
Customize your flight search to find flights from Raleigh 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 October 30, 2025.
Use the filters below to find and compare flights from Raleigh to Rio de Janeiro Santos Dumont Airport that are best for you.

Fly from

Raleigh

Fly to

Santos Dumont

Route

Depart

Return

Price

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Mon 3/2

6:30 pm-1:15 pm

2 stops16h 45m

Rio de Janeiro Santos Dumont

Mon 3/16

8:05 pm-2:21 pm

2 stops19h 16m

$518

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Sun 3/22

10:00 am-1:15 pm

2 stops26h 15m

Rio de Janeiro Santos Dumont

Wed 3/25

8:05 pm-8:58 pm

2 stops25h 53m

$518

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Sun 2/15

7:51 pm-10:25 pm

2 stops24h 34m

Rio de Janeiro Santos Dumont

Wed 2/25

8:25 pm-9:35 pm

2 stops27h 10m

$655

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Fri 2/6

2:07 pm-1:15 pm

2 stops21h 08m

Rio de Janeiro Santos Dumont

Tue 2/10

8:05 pm-2:22 pm

2 stops20h 17m

$672

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Mon 3/30

2:00 pm-9:35 am

2 stops18h 35m

Rio de Janeiro Santos Dumont

Mon 4/6

8:20 pm-2:21 pm

2 stops19h 01m

$680

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Sun 2/15

7:51 pm-8:55 am

2 stops35h 04m

Rio de Janeiro Santos Dumont

Mon 2/23

8:25 pm-9:35 pm

2 stops27h 10m

$682

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Sun 2/15

6:29 pm-10:25 pm

2 stops25h 56m

Rio de Janeiro Santos Dumont

Fri 2/20

6:00 am-9:35 pm

2 stops17h 35m

$704

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Fri 3/13

4:50 pm-9:35 am

2 stops15h 45m

Rio de Janeiro Santos Dumont

Sun 3/22

8:05 pm-12:14 pm

2 stops17h 09m

$704

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Wed 12/31

1:06 pm-9:25 am

2 stops18h 19m

Rio de Janeiro Santos Dumont

Tue 1/13

8:05 pm-11:52 am

2 stops17h 47m

$726

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Wed 3/25

12:28 pm-10:45 am

2 stops21h 17m

Rio de Janeiro Santos Dumont

Mon 3/30

6:00 am-9:45 pm

2 stops16h 45m

$729

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 12 results
1
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Best time to book a flight from Raleigh to Santos Dumont

Have a flexible travel schedule? Discover the best time to fly to Santos Dumont from Raleigh 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.

Related info for your journey

Find useful and relevant information for your journey from Raleigh 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 Raleigh to Rio de Janeiro Santos Dumont?

    Raleigh-Durham (RDU), located 11.1 mi from the city center, is the airport you fly out of when you book flights from Raleigh to Rio de Janeiro Santos Dumont. 0 airlines have flights from Raleigh-Durham to Rio de Janeiro Santos Dumont on a regular basis. Booking flights from Raleigh-Durham to Rio de Janeiro Santos Dumont should not be difficult; the airport handles an average of 0 outbound flights to Rio de Janeiro Santos Dumont per day.

  • How long is the flight from Raleigh to Rio de Janeiro Santos Dumont Airport?

    LATAM Airlines, Delta, and GOL can get you from Raleigh to Rio de Janeiro Santos Dumont Airport in just under 16h 45m. Your travel time can differ by up to 9h 30m. The distance between Raleigh and Rio de Janeiro Santos Dumont Airport is about 4678 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Raleigh 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

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