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Santos Dumont

$420+ 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 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — SDU
Apr 25 — Mai 21
Sa 4/25
Sa 5/2
1 adult, Economy
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Cheap 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 März 26, 2026.

This KAYAK deal was found by Cheapflights users on 3/23. 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.
Mi 6/101:53 pm
RDU
-
SDU
2 stops22h 17m
LATAM Airlines
Sa 6/138:15 pm
SDU
-
RDU
2 stops19h 06m
LATAM Airlines
Deal found 3/23$711
This KAYAK deal was found by Cheapflights users on 3/23. 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.
Mi 8/263:30 pm
RDU
-
SDU
2 stops18h 50m
LATAM Airlines
So 9/275:45 pm
SDU
-
RDU
2 stops21h 38m
LATAM Airlines
Deal found 3/23$716
This FlightHub deal was found by Cheapflights users on 3/24. 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.
Di 8/115:45 pm
RDU
-
SDU
2 stops18h 25m
LATAM Airlines
Di 9/158:15 pm
SDU
-
RDU
2 stops16h 50m
LATAM Airlines
Deal found 3/24$721
This FlightHub deal was found by Cheapflights users on 3/23. 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.
Do 10/295:45 pm
RDU
-
SDU
2 stops18h 40m
LATAM Airlines
So 11/88:15 pm
SDU
-
RDU
2 stops17h 56m
LATAM Airlines
Deal found 3/23$726
This Expedia deal was found by Cheapflights users on 3/23. 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.
Sa 8/298:20 am
RDU
-
SDU
2 stops27h 50m
Multiple Airlines
Do 9/248:15 pm
SDU
-
RDU
2 stops21h 34m
Multiple Airlines
Deal found 3/23$737
This KAYAK deal was found by Cheapflights users on 3/21. 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.
Mo 8/2411:08 am
RDU
-
SDU
2 stops20h 27m
LATAM Airlines
Mo 9/71:55 pm
SDU
-
RDU
2 stops20h 55m
LATAM Airlines
Deal found 3/21$741
This Expedia deal was found by Cheapflights users on 3/22. 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.
Do 5/218:04 am
RDU
-
SDU
2 stops28h 06m
LATAM Airlines
Fr 5/298:15 pm
SDU
-
RDU
2 stops19h 25m
LATAM Airlines
Deal found 3/22$742
This KAYAK deal was found by Cheapflights users on 3/23. 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.
Fr 5/151:55 pm
RDU
-
SDU
2 stops22h 55m
LATAM Airlines
So 5/248:15 pm
SDU
-
RDU
2 stops17h 07m
LATAM Airlines
Deal found 3/23$746
This FlightHub deal was found by Cheapflights users on 3/22. 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.
Mi 5/66:35 pm
RDU
-
SDU
2 stops17h 35m
LATAM Airlines
So 5/178:15 pm
SDU
-
RDU
2 stops17h 07m
LATAM Airlines
Deal found 3/22$750
This Expedia deal was found by Cheapflights users on 3/21. 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.
Sa 10/176:59 pm
RDU
-
SDU
2 stops41h 11m
Multiple Airlines
Mi 10/288:15 pm
SDU
-
RDU
2 stops25h 41m
Multiple Airlines
Deal found 3/21$753
This Delta deal was found by Cheapflights users on 3/22. 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.
Mi 5/66:35 pm
RDU
-
SDU
2 stops17h 35m
Delta
So 5/178:15 pm
SDU
-
RDU
2 stops24h 06m
Delta
Deal found 3/22$771
This BusinessClass deal was found by Cheapflights users on 3/25. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
So 5/311:33 am
RDU
-
SDU
2 stops20h 02m
LATAM Airlines
Di 5/128:15 pm
SDU
-
RDU
2 stops19h 25m
LATAM Airlines
Deal found 3/25$773

Find 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 März 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$692
(FlightHub)

One-way from

$420
(Kiwi.com)

Popular in

July

Cheapest in

April

Average price

$699
Provider with most accurate pricing for Raleigh-Durham-Rio de Janeiro (RIO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Raleigh-Durham-Rio de Janeiro (RIO) flights.
Search Deals
From Raleigh-Durham to Rio de Janeiro Santos Dumont
Search Deals
One-way flight from Raleigh-Durham to Rio de Janeiro Santos Dumont
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($8 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 März 26, 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Do 8/27

12:45 pm-8:35 am

2 stops18h 50m

Rio de Janeiro Santos Dumont

Di 9/1

8:15 pm-2:23 pm

2 stops19h 08m

$721

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Di 8/11

5:45 pm-1:10 pm

2 stops18h 25m

Rio de Janeiro Santos Dumont

Di 9/15

8:15 pm-12:05 pm

2 stops16h 50m

$721

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Mi 5/6

6:35 pm-1:10 pm

2 stops17h 35m

Rio de Janeiro Santos Dumont

So 5/17

8:15 pm-7:21 pm

2 stops24h 06m

$771

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Di 8/25

11:35 am-4:45 pm

2 stops28h 10m

Rio de Janeiro Santos Dumont

Do 9/3

1:45 pm-9:35 am

2 stops20h 50m

$861

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Mo 6/8

5:30 pm-10:50 am

2 stops16h 20m

Rio de Janeiro Santos Dumont

Sa 6/13

5:40 pm-10:20 am

2 stops17h 40m

$876

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Mo 8/10

5:28 pm-10:50 am

2 stops16h 22m

Rio de Janeiro Santos Dumont

Mo 8/17

8:45 pm-10:36 pm

2 stops26h 51m

$957

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Di 9/1

5:28 pm-10:50 am

2 stops16h 22m

Rio de Janeiro Santos Dumont

Di 9/15

8:45 pm-10:00 pm

2 stops26h 15m

$971

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Mo 4/27

2:45 pm-4:45 pm

3 stops25h 00m

Rio de Janeiro Santos Dumont

Sa 5/9

5:30 pm-4:03 pm

2 stops23h 33m

$1,015
Quickest round-trip

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Fr 5/1

6:32 pm-12:35 pm

2 stops17h 03m

Rio de Janeiro Santos Dumont

Do 5/7

6:05 am-9:37 pm

2 stops16h 32m

$1,021

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Di 8/11

5:28 pm-10:50 am

2 stops16h 22m

Rio de Janeiro Santos Dumont

Mo 8/17

6:00 am-10:36 pm

2 stops17h 36m

$1,022

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 17 resultsSorted by cheapest first
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 United Airlines can get you from Raleigh to Rio de Janeiro Santos Dumont Airport in just under 17h 35m. Your travel time can differ by up to 10h 35m. 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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Raleigh to Rio de Janeiro–Galeão Intl flights

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