In terms of precipitation, rainfall in Rio de Janeiro Santos Dumont Airport ranges from 1.6 - 5.1 inches per month. January is typically the wettest month, when rainfall can reach 5.1 in. July is typically the driest time to visit Rio de Janeiro Santos Dumont Airport when rainfall is around 1.6 in.

If weather is an important factor for your trip to Rio de Janeiro Santos Dumont Airport, use this chart to help with planning. For those seeking warmer temperatures, February is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 69.8 F).

How far in advance should I book a flight from Austin to Rio de Janeiro Santos Dumont Airport?

To save on the cost of your flight from Austin to Rio de Janeiro Santos Dumont Airport, book at least 36 days before your planned departure. Booking around this time can save you about 83% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $498 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $615.

What is the cheapest month to fly from Austin to Rio de Janeiro Santos Dumont Airport?

Our data shows that April tends to be the cheapest month to fly to Rio de Janeiro Santos Dumont Airport from Austin. Users have commonly found prices around $696 for the month, but tickets can be as low as $314. Due to multiple factors, prepare for potentially higher prices in December.

What is the cheapest time of day to fly from AUS to SDU?

When flying from Austin to Rio de Janeiro Santos Dumont Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly from for flights from Austin to Rio de Janeiro Santos Dumont?

Austin Bergstrom (AUS), located 7.5 mi from the city center, is the airport you fly out of when you book flights from Austin to Rio de Janeiro Santos Dumont. 0 airlines have flights from Austin Bergstrom to Rio de Janeiro Santos Dumont on a regular basis. Booking flights from Austin Bergstrom 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.

Can I find deals for flights from Austin to Santos Dumont that include hotel bookings?

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

How can I find direct flights from Austin to Santos Dumont?

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

Can I find deals for business class flights from Austin to Santos Dumont?

Yes. Cheapflights offers flight deals from Austin 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.

$323+ Flights from Austin to Rio de Janeiro Santos Dumont Airport, Brazil

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Cheap flight deals from Austin to Santos Dumont

Round-trip from	$516 (Delta)
One-way from	$323 (Mytrip)
Popular in	December
Cheapest in	April
Average price	$679

From Austin Bergstrom to Rio de Janeiro Santos Dumont

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One-way flight from Austin Bergstrom to Rio de Janeiro Santos Dumont

Search Deals

Highest demand for flights based on searches. 14% potential increase in price ($113 potential increase over avg. RT price).

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Cheapest flight prices on average. 6% potential price decrease ($41 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find flight deals from Austin to Santos Dumont

Cheapest flights from Austin to Santos Dumont
Explore the most affordable flight options available from Austin to Santos Dumont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

Sun 9/145:00 pmAUS - SDU

2 stops18h 40mDelta

Sun 9/218:20 pmSDU - AUS

2 stops16h 34mDelta

Deal found 7/2

$516

Sat 9/135:00 pmAUS - SDU

2 stops26h 20mLATAM Airlines

Sat 9/202:45 pmSDU - AUS

2 stops33h 24mLATAM Airlines

Deal found 7/2

$531

Thu 9/112:15 pmAUS - SDU

2 stops22h 05mMultiple Airlines

Tue 9/1611:25 amSDU - AUS

2 stops23h 26mMultiple Airlines

Deal found 7/2

$656

Sat 9/67:45 pmAUS - SDU

2 stops40h 35mUnited Airlines

Sun 9/143:00 pmSDU - AUS

2 stops31h 25mUnited Airlines

Deal found 7/2

$732

Thu 10/2310:53 amAUS - SDU

2 stops21h 47mGOL

Tue 10/289:35 amSDU - AUS

2 stops37h 22mGOL

Deal found 7/3

$1,114

Best flights from Austin to Santos Dumont
Discover carefully curated flight deals from Austin to Santos Dumont that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 3, 2025.

Sun 9/145:00 pmAUS - SDU

2 stops18h 40mDelta

Sun 9/218:20 pmSDU - AUS

2 stops16h 34mDelta

Deal found 7/2

$516

Sat 9/135:00 pmAUS - SDU

2 stops26h 20mLATAM Airlines

Sat 9/202:45 pmSDU - AUS

2 stops33h 24mLATAM Airlines

Deal found 7/2

$531

Thu 9/112:15 pmAUS - SDU

2 stops22h 05mMultiple Airlines

Tue 9/1611:25 amSDU - AUS

2 stops23h 26mMultiple Airlines

Deal found 7/2

$656

Sat 9/67:45 pmAUS - SDU

2 stops40h 35mUnited Airlines

Sun 9/143:00 pmSDU - AUS

2 stops31h 25mUnited Airlines

Deal found 7/2

$732

Wed 9/1011:01 amAUS - SDU

2 stops25h 04mGOL

Wed 9/178:30 pmSDU - AUS

2 stops27h 12mGOL

Deal found 7/1

$1,237

Sun 9/710:00 amAUS - SDU

2 stops26h 20mAir Canada

Mon 9/157:55 amSDU - AUS

2 stops38h 00mAir Canada

Deal found 7/2

$1,485

Last-minute flights from Austin to Santos Dumont
Discover last-minute flight deals from Austin to Santos Dumont. Data last updated July 3, 2025 and is based on user searches.

Mon 7/77:20 amAUS - SDU

2 stops28h 20mDelta

Sun 7/208:20 pmSDU - AUS

2 stops22h 57mDelta

Deal found 7/1

$1,157

Mon 7/710:35 amAUS - SDU

2 stops25h 05mLATAM Airlines

Fri 7/252:00 pmSDU - AUS

2 stops28h 56mLATAM Airlines

Deal found 7/1

$1,167

Tue 7/87:38 amAUS - SDU

2 stops47h 57mDelta

Wed 7/238:15 pmSDU - AUS

2 stops27h 25mDelta

Deal found 7/1

$1,508

Thu 7/103:40 pmAUS - SDU

2 stops28h 45mGOL

Thu 7/176:00 amSDU - AUS

2 stops29h 57mGOL

Deal found 7/1

$1,717

Thu 7/1011:15 amAUS - SDU

2 stops20h 20mLATAM Airlines

Thu 7/178:20 pmSDU - AUS

2 stops20h 23mLATAM Airlines

Deal found 7/2

$1,744

Tue 7/2910:00 amAUS - SDU

2 stops26h 20mAir Canada

Mon 8/117:55 amSDU - AUS

2 stops38h 06mAir Canada

Deal found 7/2

$1,841

Fri 8/87:30 amAUS - SDU

3 stops23h 10mMultiple Airlines

Sun 8/176:15 amSDU - AUS

3 stops44h 44mMultiple Airlines

Deal found 6/30

$794

Mon 8/116:01 pmAUS - SDU

2 stops18h 19mUnited Airlines

Sun 8/173:00 pmSDU - AUS

2 stops19h 37mUnited Airlines

Deal found 7/2

$854

Sat 8/1610:59 amAUS - SDU

2 stops25h 06mGOL

Sat 8/238:30 pmSDU - AUS

2 stops29h 53mGOL

Deal found 7/2

$1,300

One-way flights from Austin to Santos Dumont
Search for one-way flight options from Austin to Santos Dumont. Find affordable one-way fares based on user searches. Data last updated July 3, 2025.

Tue 9/27:15 amAUS - SDU

3 stops23h 25mMultiple Airlines

Deal found 7/1

$323

Wed 9/2410:45 amAUS - SDU

2 stops24h 55mLATAM Airlines

Deal found 7/1

$361

Wed 9/247:00 amAUS - SDU

2 stops29h 20mUnited Airlines

Deal found 7/3

$421

Cheapflights Fare Finder

Use the filters below to find and compare flights from Austin to Rio de Janeiro Santos Dumont Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AustinRio de Janeiro

AUS - SDU

AUSSDU

Austin Bergstrom

Sun 9/14

5:00 pm-1:40 pm

2 stops18h 40m

Rio de Janeiro Santos Dumont

Sun 9/21

8:20 pm-10:54 am

2 stops16h 34m

$516

AustinRio de Janeiro

AUS - SDU

AUSSDU

Austin Bergstrom

Sat 9/13

5:00 pm-9:20 pm

2 stops26h 20m

Rio de Janeiro Santos Dumont

Sat 9/20

2:45 pm-10:09 pm

2 stops33h 24m

$531

AustinRio de Janeiro

AUS - SDU

AUSSDU

Austin Bergstrom

Thu 9/11

2:15 pm-2:20 pm

2 stops22h 05m

Rio de Janeiro Santos Dumont

Tue 9/16

11:25 am-8:51 am

2 stops23h 26m

$656

AustinRio de Janeiro

AUS - SDU

AUSSDU

Austin Bergstrom

Sat 9/6

7:45 pm-2:20 pm

2 stops40h 35m

Rio de Janeiro Santos Dumont

Sun 9/14

3:00 pm-8:25 pm

2 stops31h 25m

$732

AustinRio de Janeiro

AUS - SDU

AUSSDU

Austin Bergstrom

Thu 10/23

10:53 am-10:40 am

2 stops21h 47m

Rio de Janeiro Santos Dumont

Tue 10/28

9:35 am-8:57 pm

2 stops37h 22m

$1,114

AustinRio de Janeiro

AUS - SDU

AUSSDU

Austin Bergstrom

Sun 9/7

10:00 am-2:20 pm

2 stops26h 20m

Rio de Janeiro Santos Dumont

Mon 9/15

7:55 am-7:55 pm

2 stops38h 00m

$1,485

AustinRio de Janeiro

AUS - SDU

AUSSDU

Austin Bergstrom

Tue 9/2

7:15 am-8:40 am

3 stops23h 25m

$323

AustinRio de Janeiro

AUS - SDU

AUSSDU

Austin Bergstrom

Sat 10/25

12:20 pm-9:35 am

2 stops19h 15m

$347

AustinRio de Janeiro

AUS - SDU

AUSSDU

Austin Bergstrom

Sun 10/26

10:52 am-1:15 pm

2 stops24h 23m

$351

AustinRio de Janeiro

AUS - SDU

AUSSDU

Austin Bergstrom

Wed 9/24

7:00 am-2:20 pm

2 stops29h 20m

$421

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Best time to book a flight from Austin to Santos Dumont

Have a flexible travel schedule? Discover the best time to fly to Santos Dumont from Austin 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.

Reviews of airlines servicing Santos Dumont

Get a feel of what it's like to fly with Delta, LATAM Airlines, and United Airlines from Austin to Rio de Janeiro Santos Dumont Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,970 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,970 reviews

Delta

8.0

Very good

7,970 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

LATAM Airlines

7.5

Good

1,805 reviews

Delta

8.0

Very good

7,970 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,845 reviews

Delta

8.0

Very good

7,970 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

GOL

7.3

Good

1,086 reviews

Delta

8.0

Very good

7,970 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Air Canada

7.1

Good

9,678 reviews

Delta

8.0

Very good

7,970 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What airport do you fly from for flights from Austin to Rio de Janeiro Santos Dumont?
Austin Bergstrom (AUS), located 7.5 mi from the city center, is the airport you fly out of when you book flights from Austin to Rio de Janeiro Santos Dumont. 0 airlines have flights from Austin Bergstrom to Rio de Janeiro Santos Dumont on a regular basis. Booking flights from Austin Bergstrom 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.
Can I find deals for flights from Austin to Santos Dumont that include hotel bookings?
Yes. In addition to deals on Austin to Santos Dumont flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Austin to Santos Dumont?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Austin to Santos Dumont.
Can I find deals for business class flights from Austin to Santos Dumont?
Yes. Cheapflights offers flight deals from Austin 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.

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$323+ Cheap flights from Austin (AUS) 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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Austin to Santos Dumont with Cheapflights

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2. Select your favorite providers

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Cheap flight deals from Austin to Santos Dumont

Round-trip from

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Popular in

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Average price

Find flight deals from Austin to Santos Dumont

Cheapest flights from Austin to Santos DumontExplore the most affordable flight options available from Austin to Santos Dumont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

Explore the most affordable flight options available from Austin to Santos Dumont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Austin to Rio de Janeiro Santos Dumont Airport that are best for you.

Best time to book a flight from Austin to Santos Dumont

Have a flexible travel schedule? Discover the best time to fly to Santos Dumont from Austin with our price prediction graph.

Reviews of airlines servicing Santos Dumont

Get a feel of what it's like to fly with Delta, LATAM Airlines, and United Airlines from Austin to Rio de Janeiro Santos Dumont Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Austin 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 Austin to Rio de Janeiro Santos Dumont?

Can I find deals for flights from Austin to Santos Dumont that include hotel bookings?

How can I find direct flights from Austin to Santos Dumont?

Can I find deals for business class flights from Austin to Santos Dumont?

Browse thousands of different options on Cheapflights for your next trip

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Cheapest flights from Austin to Santos Dumont
Explore the most affordable flight options available from Austin to Santos Dumont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.