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Santos Dumont

$374+ Cheap flights from San Francisco (SFO) 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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SDU
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap flight deals from San Francisco to Santos Dumont

Cheapest flights from San Francisco to Santos Dumont
Explore the most affordable flight options available from San Francisco to Santos Dumont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This Air Canada deal was found by Cheapflights users on 1/19. 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.
Mon 3/98:53 am
SFO
-
SDU
2 stops27h 52m
Air Canada
Wed 3/251:50 pm
SDU
-
SFO
2 stops35h 05m
Air Canada
Deal found 1/19$683
This Gotogate deal was found by Cheapflights users on 1/21. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/228:10 am
SFO
-
SDU
2 stops28h 35m
Multiple Airlines
Mon 4/271:45 pm
SDU
-
SFO
2 stops35h 36m
Multiple Airlines
Deal found 1/21$694
This Mytrip deal was found by Cheapflights users on 1/20. 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.
Tue 4/218:10 am
SFO
-
SDU
2 stops28h 35m
Air Canada
Mon 4/271:45 pm
SDU
-
SFO
2 stops35h 36m
Air Canada
Deal found 1/20$723
This Air Canada deal was found by Cheapflights users on 1/20. 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.
Sat 3/710:34 pm
SFO
-
SDU
2 stops37h 11m
Air Canada
Mon 3/161:50 pm
SDU
-
SFO
2 stops35h 32m
Air Canada
Deal found 1/20$728
This Air Canada deal was found by Cheapflights users on 1/19. 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.
Sun 3/88:30 am
SFO
-
SDU
2 stops28h 15m
Air Canada
Wed 3/251:50 pm
SDU
-
SFO
2 stops35h 05m
Air Canada
Deal found 1/19$733
This Orbitz deal was found by Cheapflights users on 1/19. 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 4/228:10 am
SFO
-
SDU
2 stops28h 35m
Multiple Airlines
Wed 4/298:20 pm
SDU
-
SFO
2 stops32h 11m
Multiple Airlines
Deal found 1/19$777
This Air Canada deal was found by Cheapflights users on 1/20. 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.
Sun 3/111:31 pm
SFO
-
SDU
2 stops36h 14m
Air Canada
Mon 3/161:50 pm
SDU
-
SFO
2 stops35h 32m
Air Canada
Deal found 1/20$778
This Expedia deal was found by Cheapflights users on 1/21. 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.
Mon 6/18:57 pm
SFO
-
SDU
2 stops21h 28m
Multiple Airlines
Sat 6/68:15 pm
SDU
-
SFO
2 stops21h 45m
Multiple Airlines
Deal found 1/21$837
This Expedia deal was found by Cheapflights users on 1/20. 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 3/119:25 pm
SFO
-
SDU
2 stops21h 00m
Multiple Airlines
Tue 3/178:05 pm
SDU
-
SFO
2 stops22h 58m
Multiple Airlines
Deal found 1/20$842
This Travelocity deal was found by Cheapflights users on 1/20. 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.
Wed 3/410:39 pm
SFO
-
SDU
2 stops18h 46m
Multiple Airlines
Tue 3/178:05 pm
SDU
-
SFO
2 stops20h 02m
Multiple Airlines
Deal found 1/20$872
This FlightHub deal was found by Cheapflights users on 1/20. 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.
Sun 3/110:39 pm
SFO
-
SDU
2 stops27h 26m
Multiple Airlines
Mon 3/95:25 pm
SDU
-
SFO
2 stops44h 04m
Multiple Airlines
Deal found 1/20$880

Find flight deals from San Francisco to Santos Dumont

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) 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 January 21, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$683
(Air Canada)

One-way from

$374
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$1,227
Provider with most accurate pricing for San Francisco-Rio de Janeiro (RIO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Rio de Janeiro (RIO) flights.
Search Deals
From San Francisco to Rio de Janeiro Santos Dumont
Search Deals
One-way flight from San Francisco to Rio de Janeiro Santos Dumont
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($201 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($56 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco 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 January 21, 2026.
Use the filters below to find and compare flights from San Francisco to Rio de Janeiro Santos Dumont Airport that are best for you.

Fly from

San Francisco

Fly to

Santos Dumont

Route

Depart

Return

Price

San FranciscoRio de Janeiro

SFO - SDU

SFOSDU

San Francisco

Wed 4/22

8:10 am-4:45 pm

2 stops28h 35m

Rio de Janeiro Santos Dumont

Mon 4/27

1:45 pm-9:21 pm

2 stops35h 36m

$694

San FranciscoRio de Janeiro

SFO - SDU

SFOSDU

San Francisco

Tue 4/21

8:10 am-4:45 pm

2 stops28h 35m

Rio de Janeiro Santos Dumont

Mon 4/27

1:45 pm-9:21 pm

2 stops35h 36m

$723

San FranciscoRio de Janeiro

SFO - SDU

SFOSDU

San Francisco

Sun 3/8

8:30 am-4:45 pm

2 stops28h 15m

Rio de Janeiro Santos Dumont

Wed 3/25

1:50 pm-8:55 pm

2 stops35h 05m

$733

San FranciscoRio de Janeiro

SFO - SDU

SFOSDU

San Francisco

Sun 3/1

10:39 pm-7:05 am

2 stops27h 26m

Rio de Janeiro Santos Dumont

Mon 3/9

5:25 pm-9:29 am

2 stops44h 04m

$880

San FranciscoRio de Janeiro

SFO - SDU

SFOSDU

San Francisco

Mon 3/2

10:39 pm-7:05 am

2 stops27h 26m

Rio de Janeiro Santos Dumont

Tue 3/10

3:15 pm-11:59 pm

2 stops36h 44m

$880

San FranciscoRio de Janeiro

SFO - SDU

SFOSDU

San Francisco

Sat 5/16

8:00 am-10:25 pm

2 stops34h 25m

Rio de Janeiro Santos Dumont

Mon 5/18

11:25 am-11:56 pm

2 stops40h 31m

$941

San FranciscoRio de Janeiro

SFO - SDU

SFOSDU

San Francisco

Tue 2/24

10:39 pm-10:25 pm

2 stops18h 46m

Rio de Janeiro Santos Dumont

Fri 3/6

6:50 pm-11:59 pm

2 stops34h 09m

$973

San FranciscoRio de Janeiro

SFO - SDU

SFOSDU

San Francisco

Mon 3/9

10:39 pm-7:05 am

2 stops28h 26m

Rio de Janeiro Santos Dumont

Tue 3/17

7:00 pm-11:26 pm

2 stops32h 26m

$974

San FranciscoRio de Janeiro

SFO - SDU

SFOSDU

San Francisco

Fri 5/8

8:00 am-6:10 pm

2 stops54h 10m

Rio de Janeiro Santos Dumont

Mon 5/11

3:15 pm-11:56 pm

2 stops36h 41m

$979

San FranciscoRio de Janeiro

SFO - SDU

SFOSDU

San Francisco

Mon 5/4

8:00 am-7:05 am

2 stops43h 05m

Rio de Janeiro Santos Dumont

Mon 5/11

10:05 am-11:56 pm

2 stops41h 51m

$988

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 20 results
1
2

Best time to book a flight from San Francisco to Santos Dumont

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

    For a flight from San Francisco to Rio de Janeiro Santos Dumont, you will be flying from San Francisco. San Francisco (SFO) is just 11.8 mi from the center of the city. San Francisco is the only San Francisco airport and it handles 0 outbound flights to Rio de Janeiro Santos Dumont per day. 0 airlines have flights to Rio de Janeiro Santos Dumont from San Francisco on a regular basis.

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

    Air Canada can get you from San Francisco to Rio de Janeiro Santos Dumont Airport in just under 28h 35m. Your travel time can differ by up to . There are 6615 mi between San Francisco and Rio de Janeiro Santos Dumont Airport.

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

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

  • How can I find direct flights from San Francisco 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 Francisco to Santos Dumont.

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

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

See prices for flight routes from nearby airports that may be better suited for you.
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