HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Santos Dumont

$383+ 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 3/31. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — SDU
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Diego to Santos Dumont with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 February 11, 2026.

This Booking.com deal was found by Cheapflights users on 2/9. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/411:50 am
SAN
-
SDU
2 stops23h 55m
Air Canada
Wed 11/111:45 pm
SDU
-
SAN
2 stops26h 08m
Air Canada
Deal found 2/9$644
This Air Canada deal was found by Cheapflights users on 2/9. 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.
Tue 4/71:10 pm
SAN
-
SDU
2 stops23h 35m
Multiple Airlines
Tue 4/148:30 am
SDU
-
SAN
2 stops31h 23m
Multiple Airlines
Deal found 2/9$919
This Expedia deal was found by Cheapflights users on 2/8. 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.
Wed 5/67:00 am
SAN
-
SDU
2 stops29h 45m
Multiple Airlines
Tue 5/128:15 pm
SDU
-
SAN
2 stops18h 06m
Multiple Airlines
Deal found 2/8$937
This Ovago deal was found by Cheapflights users on 2/7. 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 3/41:00 pm
SAN
-
SDU
2 stops28h 25m
Multiple Airlines
Wed 3/117:30 pm
SDU
-
SAN
2 stops20h 23m
Multiple Airlines
Deal found 2/7$1,049
This Trip.com deal was found by Cheapflights users on 2/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/131:01 pm
SAN
-
SDU
2 stops27h 14m
Multiple Airlines
Tue 3/171:50 pm
SDU
-
SAN
2 stops26h 56m
Multiple Airlines
Deal found 2/10$1,056
This FlightHub deal was found by Cheapflights users on 2/9. 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 11/2510:00 am
SAN
-
SDU
2 stops17h 35m
LATAM Airlines
Wed 12/28:15 pm
SDU
-
SAN
2 stops19h 15m
LATAM Airlines
Deal found 2/9$1,081
This Orbitz deal was found by Cheapflights users on 2/7. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/97:00 am
SAN
-
SDU
2 stops26h 10m
LATAM Airlines
Tue 10/208:15 pm
SDU
-
SAN
2 stops28h 34m
LATAM Airlines
Deal found 2/7$1,151
This KAYAK deal was found by Cheapflights users on 2/10. 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 3/41:00 pm
SAN
-
SDU
2 stops28h 25m
Multiple Airlines
Tue 6/28:20 am
SDU
-
SAN
2 stops29h 19m
Multiple Airlines
Deal found 2/10$1,190
This Orbitz deal was found by Cheapflights users on 2/10. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/99:00 am
SAN
-
SDU
2 stops19h 35m
Multiple Airlines
Thu 9/178:15 pm
SDU
-
SAN
2 stops18h 12m
Multiple Airlines
Deal found 2/10$1,193
This Ovago deal was found by Cheapflights users on 2/10. 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 4/231:10 pm
SAN
-
SDU
2 stops23h 35m
Azul
Sat 5/25:30 pm
SDU
-
SAN
2 stops22h 48m
Azul
Deal found 2/10$1,198
This FlightHub deal was found by Cheapflights users on 2/7. 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 3/191:01 pm
SAN
-
SDU
2 stops17h 44m
GOL
Wed 3/256:00 am
SDU
-
SAN
2 stops20h 50m
GOL
Deal found 2/7$1,199

Find 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 February 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$919
(Air Canada)

One-way from

$383
(Air Canada)

Popular in

June

Cheapest in

August

Average price

$904
Provider with most accurate pricing for San Diego-Rio de Janeiro Santos Dumont flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Diego-Rio de Janeiro Santos Dumont flights.
Search Deals
From San Diego to Rio de Janeiro Santos Dumont
Search Deals
One-way flight from San Diego to Rio de Janeiro Santos Dumont
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($271 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 February 11, 2026.
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

Tue 4/7

1:10 pm-4:45 pm

2 stops23h 35m

Rio de Janeiro Santos Dumont

Tue 4/14

8:30 am-11:53 am

2 stops31h 23m

$919

San DiegoRio de Janeiro

SAN - SDU

SANSDU

San Diego

Wed 5/6

3:34 pm-10:25 pm

2 stops26h 51m

Rio de Janeiro Santos Dumont

Tue 5/12

10:00 am-9:39 am

2 stops27h 39m

$954

San DiegoRio de Janeiro

SAN - SDU

SANSDU

San Diego

Wed 3/4

1:00 pm-10:25 pm

2 stops28h 25m

Rio de Janeiro Santos Dumont

Wed 3/11

7:30 pm-11:53 am

2 stops20h 23m

$1,049

San DiegoRio de Janeiro

SAN - SDU

SANSDU

San Diego

Thu 4/23

1:10 pm-4:45 pm

2 stops23h 35m

Rio de Janeiro Santos Dumont

Sat 5/2

5:30 pm-12:18 pm

2 stops22h 48m

$1,198

San DiegoRio de Janeiro

SAN - SDU

SANSDU

San Diego

Thu 3/19

1:01 pm-10:45 am

2 stops17h 44m

Rio de Janeiro Santos Dumont

Wed 3/25

6:00 am-10:50 pm

2 stops20h 50m

$1,199

San DiegoRio de Janeiro

SAN - SDU

SANSDU

San Diego

Tue 3/3

12:40 pm-4:45 pm

2 stops23h 05m

Rio de Janeiro Santos Dumont

Tue 3/10

1:50 pm-11:53 am

2 stops26h 03m

$1,241

San DiegoRio de Janeiro

SAN - SDU

SANSDU

San Diego

Thu 4/23

1:10 pm-4:45 pm

2 stops23h 35m

Rio de Janeiro Santos Dumont

Sun 5/3

8:30 am-12:18 pm

2 stops31h 48m

$1,243

San DiegoRio de Janeiro

SAN - SDU

SANSDU

San Diego

Sun 6/7

7:00 am-4:45 pm

2 stops29h 45m

Rio de Janeiro Santos Dumont

Wed 6/17

1:45 pm-8:39 pm

2 stops34h 54m

$1,314

San DiegoRio de Janeiro

SAN - SDU

SANSDU

San Diego

Fri 8/7

4:49 pm-5:45 pm

2 stops44h 56m

Rio de Janeiro Santos Dumont

Sun 8/16

2:50 pm-1:27 pm

2 stops26h 37m

$1,343

San DiegoRio de Janeiro

SAN - SDU

SANSDU

San Diego

Fri 3/13

7:35 am-8:15 pm

2 stops32h 40m

Rio de Janeiro Santos Dumont

Sun 3/22

2:50 pm-9:53 am

2 stops47h 03m

$1,411

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/8

Showing 1-10 of 21 results
1
2
3

Compare providers for flights from San Diego to Santos Dumont

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Diego to Santos Dumont in February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Diego-Rio de Janeiro Santos Dumont Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Rio de Janeiro Santos Dumont Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Rio de Janeiro Santos Dumont Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Diego-Rio de Janeiro Santos Dumont Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Diego-Rio de Janeiro Santos Dumont Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 17h 44m. Azul provides one of the quickest options available for as low as $1,199. The distance between San Diego and Rio de Janeiro Santos Dumont Airport is about 6204 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.