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Santos Dumont

$465+ Cheap flights from San Diego (SAN) 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 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — SDU
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from San Diego to Santos Dumont

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) 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 September 16, 2025.

Round-trip from

$777
(Air Canada)

One-way from

$465
(Kiwi.com)

Popular in

June

Cheapest in

August

Average price

$1,114
From San Diego to Rio de Janeiro Santos Dumont
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One-way flight from San Diego to Rio de Janeiro Santos Dumont
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Highest demand for flights based on searches. 22% potential increase in price ($299 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($40 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from San Diego to Santos Dumont

Cheapest flights from San Diego to Santos Dumont
Explore the most affordable flight options available from San Diego to Santos Dumont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Mytrip deal was found by Cheapflights users on 9/14. 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 10/2912:25 pmSAN - SDU
2 stops20h 50mMultiple Airlines
Wed 11/52:00 pmSDU - SAN
2 stops26h 38mMultiple Airlines
Deal found 9/14$889
This Air Canada deal was found by Cheapflights users on 9/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1512:25 pmSAN - SDU
2 stops21h 55mAir Canada
Tue 10/2111:30 amSDU - SAN
2 stops28h 01mAir Canada
Deal found 9/16$1,052
This KAYAK deal was found by Cheapflights users on 9/14. 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 11/36:15 amSAN - SDU
2 stops24h 15mLATAM Airlines
Tue 11/254:50 pmSDU - SAN
2 stops21h 29mLATAM Airlines
Deal found 9/14$1,072
This Air Canada deal was found by Cheapflights users on 9/15. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/3012:25 pmSAN - SDU
2 stops24h 25mMultiple Airlines
Thu 11/61:45 pmSDU - SAN
2 stops26h 53mMultiple Airlines
Deal found 9/15$1,137
This United Airlines deal was found by Cheapflights users on 9/14. 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 11/31:47 pmSAN - SDU
2 stops21h 58mUnited Airlines
Wed 11/261:45 pmSDU - SAN
2 stops31h 40mUnited Airlines
Deal found 9/14$1,217
This FlightHub deal was found by Cheapflights users on 9/16. 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.
Mon 12/18:00 amSAN - SDU
2 stops20h 25mLATAM Airlines
Thu 12/42:30 pmSDU - SAN
2 stops23h 46mLATAM Airlines
Deal found 9/16$1,225
This Ovago deal was found by Cheapflights users on 9/16. 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.
Tue 10/1412:30 pmSAN - SDU
2 stops18h 10mGOL
Sat 10/186:10 amSDU - SAN
2 stops20h 12mGOL
Deal found 9/16$1,257
This FlightHub deal was found by Cheapflights users on 9/14. 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 10/3012:30 pmSAN - SDU
2 stops21h 40mGOL
Sat 11/86:00 amSDU - SAN
2 stops22h 07mGOL
Deal found 9/14$1,297
This Air Canada deal was found by Cheapflights users on 9/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3112:25 pmSAN - SDU
2 stops27h 50mMultiple Airlines
Fri 11/78:15 amSDU - SAN
2 stops32h 23mMultiple Airlines
Deal found 9/16$1,449
This Ovago deal was found by Cheapflights users on 9/14. 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.
Sat 11/2210:00 amSAN - SDU
2 stops18h 35mLATAM Airlines
Mon 12/18:05 pmSDU - SAN
2 stops21h 01mLATAM Airlines
Deal found 9/14$1,536
This Mytrip deal was found by Cheapflights users on 9/16. 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 11/2112:25 pmSAN - SDU
2 stops19h 50mMultiple Airlines
Sun 11/302:00 pmSDU - SAN
3 stops32h 24mMultiple Airlines
Deal found 9/16$1,609

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego 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 September 16, 2025.
Use the filters below to find and compare flights from San Diego to Rio de Janeiro Santos Dumont Airport that are best for you.

Fly from

San Diego

Fly to

Santos Dumont

Route

Depart

Return

Price

San DiegoRio de Janeiro

SAN - SDU

SANSDU

San Diego

Thu 2/19

12:25 pm-2:20 pm

2 stops20h 55m

Rio de Janeiro Santos Dumont

Thu 2/26

11:25 am-11:38 am

2 stops29h 13m

$777

San DiegoRio de Janeiro

SAN - SDU

SANSDU

San Diego

Wed 10/29

12:25 pm-1:15 pm

2 stops20h 50m

Rio de Janeiro Santos Dumont

Wed 11/5

2:00 pm-11:38 am

2 stops26h 38m

$889

San DiegoRio de Janeiro

SAN - SDU

SANSDU

San Diego

Tue 2/17

12:25 pm-2:20 pm

2 stops20h 55m

Rio de Janeiro Santos Dumont

Mon 2/23

11:25 am-11:38 am

2 stops29h 13m

$962

San DiegoRio de Janeiro

SAN - SDU

SANSDU

San Diego

Tue 2/17

12:25 pm-2:20 pm

2 stops20h 55m

Rio de Janeiro Santos Dumont

Thu 2/26

11:25 am-11:38 am

2 stops29h 13m

$962

San DiegoRio de Janeiro

SAN - SDU

SANSDU

San Diego

Wed 2/18

1:25 pm-2:20 pm

2 stops19h 55m

Rio de Janeiro Santos Dumont

Wed 2/25

11:25 am-10:15 pm

2 stops39h 50m

$1,036

San DiegoRio de Janeiro

SAN - SDU

SANSDU

San Diego

Mon 11/3

6:15 am-11:30 am

2 stops24h 15m

Rio de Janeiro Santos Dumont

Tue 11/25

4:50 pm-9:19 am

2 stops21h 29m

$1,072

San DiegoRio de Janeiro

SAN - SDU

SANSDU

San Diego

Thu 10/30

12:25 pm-4:50 pm

2 stops24h 25m

Rio de Janeiro Santos Dumont

Thu 11/6

1:45 pm-11:38 am

2 stops26h 53m

$1,137

San DiegoRio de Janeiro

SAN - SDU

SANSDU

San Diego

Thu 2/5

5:30 pm-2:20 pm

3 stops39h 50m

$465

San DiegoRio de Janeiro

SAN - SDU

SANSDU

San Diego

Sun 9/21

9:08 pm-6:10 pm

3 stops41h 02m

$563

San DiegoRio de Janeiro

SAN - SDU

SANSDU

San Diego

Thu 2/5

8:10 am-2:20 pm

2 stops25h 10m

$694

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 13 results
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Best time to book a flight from San Diego to Santos Dumont

Have a flexible travel schedule? Discover the best time to fly to Santos Dumont from San Diego 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 San Diego 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 San Diego to Rio de Janeiro Santos Dumont?

    Most people fly from San Diego (SAN) if they book a flight from San Diego to Rio de Janeiro Santos Dumont. On average, San Diego has 0 outbound flights to Rio de Janeiro Santos Dumont per day from 0 airlines. San Diego is conveniently located just 2.6 mi from San Diego’s city center.

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

    A quick flight from San Diego to Rio de Janeiro Santos Dumont Airport can take about 20h 55m. Air Canada provides one of the quickest options available for as low as $777. The distance between San Diego and Rio de Janeiro Santos Dumont Airport is about 6204 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Diego 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 San Diego to Santos Dumont

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