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Santos Dumont

$336+ 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 10/26. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — SDU
Jul 7 — Jul 141
Tue 7/7
Tue 7/14
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 June 7, 2026.

This Delta deal was found by Cheapflights users on 6/2. 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 10/282:00 pm
RDU
-
SDU
2 stops22h 10m
Delta
Mon 11/98:15 pm
SDU
-
RDU
2 stops19h 52m
Delta
Deal found 6/2$732
This oojo deal was found by Cheapflights users on 6/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/67:24 pm
RDU
-
SDU
2 stops39h 11m
GOL
Wed 11/118:45 pm
SDU
-
RDU
2 stops29h 14m
GOL
Deal found 6/2$752
This LATAM Airlines deal was found by Cheapflights users on 6/6. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/243:35 pm
RDU
-
SDU
2 stops20h 35m
LATAM Airlines
Sun 8/306:00 am
SDU
-
RDU
2 stops17h 04m
LATAM Airlines
Deal found 6/6$757
This Justfly.com deal was found by Cheapflights users on 6/4. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/115:54 pm
RDU
-
SDU
2 stops14h 56m
GOL
Wed 11/186:00 am
SDU
-
RDU
2 stops18h 02m
GOL
Deal found 6/4$770
This GOL deal was found by Cheapflights users on 6/4. 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.
Thu 10/296:32 pm
RDU
-
SDU
2 stops18h 48m
GOL
Fri 11/66:00 am
SDU
-
RDU
2 stops31h 12m
GOL
Deal found 6/4$771
This oojo deal was found by Cheapflights users on 6/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:47 pm
RDU
-
SDU
2 stops17h 38m
GOL
Mon 8/3111:00 am
SDU
-
RDU
2 stops37h 54m
GOL
Deal found 6/2$773
This Cheapflightsfares deal was found by Cheapflights users on 6/4. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/128:05 am
RDU
-
SDU
2 stops23h 30m
LATAM Airlines
Wed 8/198:10 pm
SDU
-
RDU
2 stops19h 09m
LATAM Airlines
Deal found 6/4$777
This LATAM Airlines deal was found by Cheapflights users on 6/3. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/251:53 pm
RDU
-
SDU
2 stops17h 42m
LATAM Airlines
Sun 8/306:00 am
SDU
-
RDU
2 stops17h 04m
LATAM Airlines
Deal found 6/3$782
This BusinessClass deal was found by Cheapflights users on 6/4. 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.
Mon 11/25:54 pm
RDU
-
SDU
2 stops14h 56m
GOL
Fri 11/66:00 am
SDU
-
RDU
2 stops19h 59m
GOL
Deal found 6/4$783
This Ovago deal was found by Cheapflights users on 6/4. 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.
Thu 8/276:00 am
RDU
-
SDU
2 stops25h 35m
Multiple Airlines
Sun 8/308:10 pm
SDU
-
RDU
2 stops25h 16m
Multiple Airlines
Deal found 6/4$797
This Cheapflightsfares deal was found by Cheapflights users on 6/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/228:05 am
RDU
-
SDU
2 stops23h 30m
LATAM Airlines
Mon 8/241:55 pm
SDU
-
RDU
2 stops31h 31m
LATAM Airlines
Deal found 6/6$805

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 June 7, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$732
(Delta)

One-way from

$336
(Kiwi.com)

Popular in

November

Cheapest in

April

Average price

$868
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. 7% potential increase in price ($57 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 June 7, 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

Wed 8/12

8:05 am-8:35 am

2 stops23h 30m

Rio de Janeiro Santos Dumont

Wed 8/19

8:10 pm-2:19 pm

2 stops19h 09m

$732

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Wed 10/28

2:00 pm-1:10 pm

2 stops22h 10m

Rio de Janeiro Santos Dumont

Mon 11/9

8:15 pm-2:07 pm

2 stops19h 52m

$732

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Fri 11/6

7:24 pm-12:35 pm

2 stops39h 11m

Rio de Janeiro Santos Dumont

Wed 11/11

8:45 pm-11:59 pm

2 stops29h 14m

$752

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Fri 11/27

8:20 am-8:35 am

2 stops22h 15m

Rio de Janeiro Santos Dumont

Tue 12/1

1:55 pm-2:16 pm

2 stops26h 21m

$757

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Mon 8/24

3:35 pm-1:10 pm

2 stops20h 35m

Rio de Janeiro Santos Dumont

Sun 8/30

6:00 am-10:04 pm

2 stops17h 04m

$757
Quickest round-trip

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Wed 11/11

5:54 pm-10:50 am

2 stops14h 56m

Rio de Janeiro Santos Dumont

Wed 11/18

6:00 am-10:02 pm

2 stops18h 02m

$770

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Sat 8/22

5:47 pm-12:25 pm

2 stops17h 38m

Rio de Janeiro Santos Dumont

Mon 8/31

11:00 am-11:54 pm

2 stops37h 54m

$773

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Tue 8/25

1:53 pm-8:35 am

2 stops17h 42m

Rio de Janeiro Santos Dumont

Sun 8/30

6:00 am-10:04 pm

2 stops17h 04m

$782
Cheapest one-way

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Mon 10/26

6:32 pm-12:35 pm

2 stops17h 03m

$336

RaleighRio de Janeiro

RDU - SDU

RDUSDU

Raleigh-Durham

Fri 8/21

8:06 pm-1:00 pm

2 stops39h 54m

$343

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/6

Showing 1-10 of 16 resultsSorted by cheapest first
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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?

    Delta, GOL, and LATAM Airlines can get you from Raleigh to Rio de Janeiro Santos Dumont Airport in just under 20h 35m. Your travel time can differ by up to 18h 36m. 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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Alternative routes for Raleigh to Santos Dumont

See prices for flight routes from nearby airports that may be better suited for you.
Raleigh to Rio de Janeiro–Galeão Intl flights

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