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Santos Dumont

$369+ 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 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — SDU
Dec 18 — Dec 251
Thu 12/18
Thu 12/25
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 November 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$518
(LATAM Airlines)

One-way from

$369
(Kiwi.com)

Popular in

March

Cheapest in

August

Average price

$790
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. 5% potential increase in price ($42 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in November 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 November 18, 2025.

This United Airlines deal was found by Cheapflights users on 11/17. 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.
Thu 11/204:53 pmRDU - SDU
2 stops21h 47mUnited Airlines
Tue 12/91:45 pmSDU - RDU
2 stops21h 38mUnited Airlines
Deal found 11/17$872
This KAYAK deal was found by Cheapflights users on 11/18. 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 11/18$934
This United Airlines deal was found by Cheapflights users on 11/18. 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.
Mon 12/14:53 pmRDU - SDU
2 stops21h 42mUnited Airlines
Mon 12/81:45 pmSDU - RDU
2 stops24h 59mUnited Airlines
Deal found 11/18$942
This Travelocity deal was found by Cheapflights users on 11/17. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/185:53 pmRDU - SDU
2 stops18h 17mMultiple Airlines
Tue 11/251:50 pmSDU - RDU
2 stops32h 37mMultiple Airlines
Deal found 11/17$1,010
This FlightHub deal was found by Cheapflights users on 11/18. 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.
Wed 12/315:05 amRDU - SDU
2 stops15h 20mGOL
Tue 1/136:00 amSDU - RDU
2 stops17h 39mGOL
Deal found 11/18$1,041
This KAYAK deal was found by Cheapflights users on 11/17. 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.
Mon 12/85:17 pmRDU - SDU
2 stops19h 18mLATAM Airlines
Mon 12/292:30 pmSDU - RDU
2 stops22h 02mLATAM Airlines
Deal found 11/17$1,088
This Delta deal was found by Cheapflights users on 11/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/102:50 pmRDU - SDU
2 stops20h 25mDelta
Wed 12/318:05 pmSDU - RDU
2 stops21h 29mDelta
Deal found 11/17$1,091
This Ovago deal was found by Cheapflights users on 11/17. 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 12/315:05 amRDU - SDU
2 stops15h 20mGOL
Wed 1/146:00 amSDU - RDU
2 stops17h 39mGOL
Deal found 11/17$1,121
This Priceline deal was found by Cheapflights users on 11/17. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/98:05 amRDU - SDU
2 stops24h 25mLATAM Airlines
Wed 12/318:05 pmSDU - RDU
2 stops26h 08mLATAM Airlines
Deal found 11/17$1,231
This GOL deal was found by Cheapflights users on 11/17. 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.
Tue 11/185:53 pmRDU - SDU
2 stops18h 17mGOL
Wed 12/38:25 pmSDU - RDU
2 stops27h 35mGOL
Deal found 11/17$1,344

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 November 18, 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

Sun 3/22

4:50 pm-1:15 pm

2 stops19h 25m

Rio de Janeiro Santos Dumont

Wed 3/25

2:00 pm-2:21 pm

2 stops25h 21m

$576

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Sat 4/25

2:00 pm-9:35 am

2 stops18h 35m

Rio de Janeiro Santos Dumont

Sat 5/2

8:20 pm-2:23 pm

2 stops19h 03m

$576

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Sat 1/31

2:10 pm-1:15 pm

2 stops21h 05m

Rio de Janeiro Santos Dumont

Sat 2/7

2:00 pm-2:22 pm

2 stops26h 22m

$614

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Fri 2/6

2:10 pm-1:15 pm

2 stops21h 05m

Rio de Janeiro Santos Dumont

Tue 2/10

8:05 pm-10:18 am

2 stops16h 13m

$614

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Fri 3/13

10:00 am-9:35 am

2 stops22h 35m

Rio de Janeiro Santos Dumont

Sun 3/22

8:05 pm-11:58 pm

2 stops28h 53m

$671

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Mon 3/2

6:11 pm-1:15 pm

2 stops17h 04m

Rio de Janeiro Santos Dumont

Mon 3/16

8:05 pm-2:21 pm

2 stops19h 16m

$681

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Sun 2/15

2:07 pm-1:15 pm

2 stops21h 08m

Rio de Janeiro Santos Dumont

Tue 2/24

2:00 pm-9:55 am

2 stops21h 55m

$684

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Fri 2/6

10:51 am-9:50 am

3 stops44h 59m

$369

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Fri 2/6

11:38 am-4:00 pm

2 stops26h 22m

$500

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/16

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 can get you from Raleigh to Rio de Janeiro Santos Dumont Airport in just under 19h 25m. Your travel time can differ by up to . The distance between Raleigh and Rio de Janeiro Santos Dumont Airport is about 4678 mi.

  • 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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