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Cheap flights from Austin to Rio de Janeiro from $430

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Austin to Rio de Janeiro departing on 9/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Austin to Rio de Janeiro

Cheap round-trip flights

Enter your travel dates to find the best prices.
LATAM Airlines Logo
8:35 am - 9:25 amAUS  Austin Bergstrom-SDU Rio de Janeiro Santos Dumont
45h 50m2 stops Miami Sao Paulo Guarulhos Intl
LATAM Airlines Logo
10:10 am - 9:42 pmSDU  Rio de Janeiro Santos Dumont-AUS Austin Bergstrom
38h 32m2 stops Sao Paulo Guarulhos Intl Miami
$673LATAM Airlines
Wed, Nov 4 - Mon, Nov 9
LATAM Airlines Logo
6:45 pm - 9:25 amAUS  Austin Bergstrom-SDU Rio de Janeiro Santos Dumont
35h 40m2 stops Miami Sao Paulo Guarulhos Intl
LATAM Airlines Logo
6:15 am - 9:25 pmSDU  Rio de Janeiro Santos Dumont-AUS Austin Bergstrom
18h 10m2 stops Sao Paulo Guarulhos Intl Miami
$805LATAM Airlines
Fri, Feb 5 - Fri, Feb 26
LATAM Airlines Logo
9:00 am - 10:00 pmAUS  Austin Bergstrom-SDU Rio de Janeiro Santos Dumont
34h 00m2 stops Miami Sao Paulo Guarulhos Intl
LATAM Airlines Logo
6:15 am - 9:25 pmSDU  Rio de Janeiro Santos Dumont-AUS Austin Bergstrom
18h 10m2 stops Sao Paulo Guarulhos Intl Miami
$805LATAM Airlines
Fri, Feb 5 - Fri, Feb 26
LATAM Airlines Logo
1:50 pm - 5:25 pmAUS  Austin Bergstrom-SDU Rio de Janeiro Santos Dumont
24h 35m2 stops Atlanta Hartsfield-Jackson Sao Paulo Guarulhos Intl
LATAM Airlines Logo
6:15 am - 9:42 pmSDU  Rio de Janeiro Santos Dumont-AUS Austin Bergstrom
18h 27m2 stops Sao Paulo Guarulhos Intl Miami
$805LATAM Airlines
Thu, Nov 12 - Tue, Nov 17
LATAM Airlines Logo
6:45 pm - 9:25 amAUS  Austin Bergstrom-SDU Rio de Janeiro Santos Dumont
35h 40m2 stops Miami Sao Paulo Guarulhos Intl
LATAM Airlines Logo
6:10 pm - 9:25 pmSDU  Rio de Janeiro Santos Dumont-AUS Austin Bergstrom
30h 15m2 stops Sao Paulo Guarulhos Intl Miami
$811LATAM Airlines
Fri, Feb 5 - Sat, Feb 13
United Airlines Logo
2:24 pm - 4:45 pmAUS  Austin Bergstrom-SDU Rio de Janeiro Santos Dumont
24h 21m2 stops Houston George Bush Intcntl Sao Paulo Guarulhos Intl
United Airlines Logo
1:45 pm - 8:37 amSDU  Rio de Janeiro Santos Dumont-AUS Austin Bergstrom
20h 52m2 stops Sao Paulo Guarulhos Intl Houston George Bush Intcntl
$826United Airlines
Mon, Sep 7 - Wed, Sep 23
LATAM Airlines Logo
10:50 am - 10:55 amAUS  Austin Bergstrom-SDU Rio de Janeiro Santos Dumont
21h 05m2 stops Atlanta Hartsfield-Jackson Sao Paulo Guarulhos Intl
LATAM Airlines Logo
6:15 am - 9:42 pmSDU  Rio de Janeiro Santos Dumont-AUS Austin Bergstrom
18h 27m2 stops Sao Paulo Guarulhos Intl Miami
$828LATAM Airlines
Wed, Nov 11 - Sun, Nov 15
United Airlines Logo
7:00 am - 4:45 pmAUS  Austin Bergstrom-SDU Rio de Janeiro Santos Dumont
31h 45m2 stops Houston George Bush Intcntl Sao Paulo Guarulhos Intl
United Airlines Logo
1:45 pm - 8:37 amSDU  Rio de Janeiro Santos Dumont-AUS Austin Bergstrom
20h 52m2 stops Sao Paulo Guarulhos Intl Houston George Bush Intcntl
$833United Airlines
Mon, Sep 7 - Wed, Sep 23
Delta Logo
8:25 am - 8:35 amAUS  Austin Bergstrom-SDU Rio de Janeiro Santos Dumont
22h 10m2 stops Miami Sao Paulo Guarulhos Intl
Delta Logo
6:15 am - 9:35 pmSDU  Rio de Janeiro Santos Dumont-AUS Austin Bergstrom
17h 20m2 stops Sao Paulo Guarulhos Intl Miami
$845Delta
Tue, Sep 1 - Wed, Sep 30
Delta Logo
8:25 am - 1:10 pmAUS  Austin Bergstrom-SDU Rio de Janeiro Santos Dumont
26h 45m2 stops Miami Sao Paulo Guarulhos Intl
Delta Logo
6:45 am - 9:35 pmSDU  Rio de Janeiro Santos Dumont-AUS Austin Bergstrom
16h 50m2 stops Sao Paulo Guarulhos Intl Miami
$845Delta
Tue, Sep 1 - Sat, Sep 26

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LATAM Airlines flights from Austin to Rio de Janeiro Santos Dumont Airport

Our best LATAM Airlines deals on Austin to Rio de Janeiro Santos Dumont Airport flight tickets
LATAM Airlines
Nov 4
AUS8:35 amAustin Bergstrom
45h 50m
2 stops
SDU9:25 amRio de Janeiro Santos Dumont
Nov 9
SDU10:10 amRio de Janeiro Santos Dumont
38h 32m
2 stops
AUS9:42 pmAustin Bergstrom
$673
LATAM Airlines
Feb 5
AUS6:45 pmAustin Bergstrom
35h 40m
2 stops
SDU9:25 amRio de Janeiro Santos Dumont
Feb 26
SDU6:15 amRio de Janeiro Santos Dumont
18h 10m
2 stops
AUS9:25 pmAustin Bergstrom
$805
LATAM Airlines
Feb 5
AUS6:45 pmAustin Bergstrom
35h 40m
2 stops
SDU9:25 amRio de Janeiro Santos Dumont
Feb 13
SDU6:10 pmRio de Janeiro Santos Dumont
30h 15m
2 stops
AUS9:25 pmAustin Bergstrom
$811

United Airlines flights from Austin to Rio de Janeiro Santos Dumont Airport

Our best United Airlines deals on Austin to Rio de Janeiro Santos Dumont Airport flight tickets
United Airlines
Sep 7
AUS2:24 pmAustin Bergstrom
24h 21m
2 stops
SDU4:45 pmRio de Janeiro Santos Dumont
Sep 23
SDU1:45 pmRio de Janeiro Santos Dumont
20h 52m
2 stops
AUS8:37 amAustin Bergstrom
$826
United Airlines
Sep 7
AUS7:00 amAustin Bergstrom
31h 45m
2 stops
SDU4:45 pmRio de Janeiro Santos Dumont
Sep 23
SDU1:45 pmRio de Janeiro Santos Dumont
20h 52m
2 stops
AUS8:37 amAustin Bergstrom
$833
United Airlines
Feb 3
AUS7:15 amAustin Bergstrom
30h 30m
2 stops
SDU4:45 pmRio de Janeiro Santos Dumont
Feb 11
SDU1:45 pmRio de Janeiro Santos Dumont
25h 15m
2 stops
AUS12:00 pmAustin Bergstrom
$868

momondo Fare Finder

 
Customize your flight search to find flights from Austin to Rio de Janeiro Santos Dumont Airport 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, momondo users made 832,500 searches. Data last updated August 11, 2026.
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

Cheapest round-trip

AustinRio de Janeiro

AUS Austin Bergstrom - SDU Rio de Janeiro Santos Dumont

AUSSDU

Austin Bergstrom

Wed 11/4

8:35 am-9:25 am

2 stops45h 50m

Rio de Janeiro Santos Dumont

Mon 11/9

10:10 am-9:42 pm

2 stops38h 32m

$673

AustinRio de Janeiro

AUS Austin Bergstrom - SDU Rio de Janeiro Santos Dumont

AUSSDU

Austin Bergstrom

Fri 2/5

6:45 pm-9:25 am

2 stops35h 40m

Rio de Janeiro Santos Dumont

Fri 2/26

6:15 am-9:25 pm

2 stops18h 10m

$805

AustinRio de Janeiro

AUS Austin Bergstrom - SDU Rio de Janeiro Santos Dumont

AUSSDU

Austin Bergstrom

Fri 2/5

9:00 am-10:00 pm

2 stops34h 00m

Rio de Janeiro Santos Dumont

Fri 2/26

6:15 am-9:25 pm

2 stops18h 10m

$805

AustinRio de Janeiro

AUS Austin Bergstrom - SDU Rio de Janeiro Santos Dumont

AUSSDU

Austin Bergstrom

Thu 11/12

1:50 pm-5:25 pm

2 stops24h 35m

Rio de Janeiro Santos Dumont

Tue 11/17

6:15 am-9:42 pm

2 stops18h 27m

$805

AustinRio de Janeiro

AUS Austin Bergstrom - SDU Rio de Janeiro Santos Dumont

AUSSDU

Austin Bergstrom

Fri 2/5

6:45 pm-9:25 am

2 stops35h 40m

Rio de Janeiro Santos Dumont

Sat 2/13

6:10 pm-9:25 pm

2 stops30h 15m

$811

AustinRio de Janeiro

AUS Austin Bergstrom - SDU Rio de Janeiro Santos Dumont

AUSSDU

Austin Bergstrom

Mon 9/7

2:24 pm-4:45 pm

2 stops24h 21m

Rio de Janeiro Santos Dumont

Wed 9/23

1:45 pm-8:37 am

2 stops20h 52m

$826

AustinRio de Janeiro

AUS Austin Bergstrom - SDU Rio de Janeiro Santos Dumont

AUSSDU

Austin Bergstrom

Wed 11/11

10:50 am-10:55 am

2 stops21h 05m

Rio de Janeiro Santos Dumont

Sun 11/15

6:15 am-9:42 pm

2 stops18h 27m

$828

AustinRio de Janeiro

AUS Austin Bergstrom - SDU Rio de Janeiro Santos Dumont

AUSSDU

Austin Bergstrom

Mon 9/7

7:00 am-4:45 pm

2 stops31h 45m

Rio de Janeiro Santos Dumont

Wed 9/23

1:45 pm-8:37 am

2 stops20h 52m

$833
Quickest round-trip

AustinRio de Janeiro

AUS Austin Bergstrom - SDU Rio de Janeiro Santos Dumont

AUSSDU

Austin Bergstrom

Tue 9/1

8:25 am-8:35 am

2 stops22h 10m

Rio de Janeiro Santos Dumont

Wed 9/30

6:15 am-9:35 pm

2 stops17h 20m

$845

AustinRio de Janeiro

AUS Austin Bergstrom - SDU Rio de Janeiro Santos Dumont

AUSSDU

Austin Bergstrom

Tue 9/1

8:25 am-1:10 pm

2 stops26h 45m

Rio de Janeiro Santos Dumont

Sat 9/26

6:45 am-9:35 pm

2 stops16h 50m

$845

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Austin to Rio de Janeiro Santos Dumont Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Austin Bergstrom to Rio de Janeiro Santos Dumont?

Delta is the most popular carrier operating from Austin Bergstrom to Rio de Janeiro Santos Dumont

When to book flights from Austin to Rio de Janeiro Santos Dumont Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Austin to Rio de Janeiro Santos Dumont Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Austin to Rio de Janeiro Santos Dumont Airport (AUS to SDU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Austin to Rio de Janeiro Santos Dumont Airport

Fastest flight time

17h 00m

Direct flights

None
The fastest flight from Austin to Rio de Janeiro Santos Dumont Airport takes 17h 00m
There are no direct flights from Austin to Rio de Janeiro Santos Dumont Airport. There are no popular flight routes from Austin to Rio de Janeiro Santos Dumont Airport.
Search flight deals

Frequently asked questions about flying from Austin to Rio de Janeiro Santos Dumont Airport

  • How far is Austin Bergstrom to Rio de Janeiro Santos Dumont by plane?

    Austin Bergstrom and Rio de Janeiro Santos Dumont are 5154.3 mi apart from one another. Flights usually cover this in 17h 00m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Austin Bergstrom Airport to Rio de Janeiro Santos Dumont Airport?

    Prices for flights from Austin Bergstrom Airport to Rio de Janeiro Santos Dumont Airport are updated daily.

  • How old do you have to be to fly from Austin Bergstrom Airport to Rio de Janeiro Santos Dumont Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Austin Bergstrom Airport to Rio de Janeiro Santos Dumont Airport.

  • What documentation or ID do you need to fly to Rio de Janeiro Santos Dumont Airport?

    The required travel and health documents for your Rio de Janeiro Santos Dumont Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Rio de Janeiro Santos Dumont Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Austin to Rio de Janeiro?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Austin to Rio de Janeiro. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Austin to Rio de Janeiro with flexible booking policies on momondo?

Yes. All flights to Rio de Janeiro from Austin on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Austin to Rio de Janeiro?

Once all potential Austin to Rio de Janeiro flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Austin to Rio de Janeiro right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Rio de Janeiro from Austin. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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