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Cheap flights from Austin to Rio de Janeiro from $344

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 6/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
LATAM Airlines Logo
10:52 am - 8:35 am
AUS
-
SDU
19h 43m
2 stops
LATAM Airlines Logo
8:15 pm - 9:59 pm
SDU
-
AUS
27h 44m
2 stops
$611LATAM Airlines
Wed, Jun 10 - Tue, Jun 16
LATAM Airlines Logo
5:00 pm - 8:35 am
AUS
-
SDU
37h 35m
2 stops
LATAM Airlines Logo
8:15 pm - 8:01 pm
SDU
-
AUS
25h 46m
2 stops
$619LATAM Airlines
Sun, May 31 - Thu, Jun 4
LATAM Airlines Logo
3:35 pm - 1:10 pm
AUS
-
SDU
19h 35m
2 stops
LATAM Airlines Logo
8:15 pm - 11:12 am
SDU
-
AUS
16h 57m
2 stops
$651LATAM Airlines
Wed, Jun 10 - Tue, Jun 16
LATAM Airlines Logo
8:00 am - 8:35 am
AUS
-
SDU
22h 35m
2 stops
LATAM Airlines Logo
8:15 pm - 9:25 pm
SDU
-
AUS
27h 10m
2 stops
$660LATAM Airlines
Mon, Jul 27 - Mon, Aug 3
LATAM Airlines Logo
9:00 am - 8:35 am
AUS
-
SDU
21h 35m
2 stops
LATAM Airlines Logo
8:15 pm - 5:04 pm
SDU
-
AUS
22h 49m
2 stops
$828LATAM Airlines
Thu, May 14 - Sun, Jun 14
LATAM Airlines Logo
9:00 am - 8:35 am
AUS
-
SDU
21h 35m
2 stops
LATAM Airlines Logo
8:15 pm - 9:25 pm
SDU
-
AUS
27h 10m
2 stops
$830LATAM Airlines
Fri, Aug 21 - Sat, Aug 29
LATAM Airlines Logo
9:00 am - 8:35 am
AUS
-
SDU
21h 35m
2 stops
LATAM Airlines Logo
8:15 pm - 5:04 pm
SDU
-
AUS
22h 49m
2 stops
$831LATAM Airlines
Thu, May 14 - Sun, Jun 14
LATAM Airlines Logo
9:00 am - 8:35 am
AUS
-
SDU
21h 35m
2 stops
LATAM Airlines Logo
1:55 pm - 10:05 pm
SDU
-
AUS
34h 10m
2 stops
$834LATAM Airlines
Thu, May 14 - Sun, Jun 14
LATAM Airlines Logo
5:25 am - 1:10 pm
AUS
-
SDU
29h 45m
2 stops
LATAM Airlines Logo
8:15 pm - 8:01 pm
SDU
-
AUS
25h 46m
2 stops
$838LATAM Airlines
Sun, May 31 - Thu, Jun 4
LATAM Airlines Logo
9:00 am - 12:30 pm
AUS
-
SDU
25h 30m
2 stops
LATAM Airlines Logo
6:45 pm - 9:59 pm
SDU
-
AUS
29h 14m
2 stops
$839LATAM Airlines
Tue, Jul 14 - Thu, Jul 23

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
Jun 10
AUS10:52 amAustin Bergstrom
19h 43m
2 stops
SDU8:35 amRio de Janeiro Santos Dumont
Jun 16
SDU8:15 pmRio de Janeiro Santos Dumont
27h 44m
2 stops
AUS9:59 pmAustin Bergstrom
$611
LATAM Airlines
May 31
AUS5:00 pmAustin Bergstrom
37h 35m
2 stops
SDU8:35 amRio de Janeiro Santos Dumont
Jun 4
SDU8:15 pmRio de Janeiro Santos Dumont
25h 46m
2 stops
AUS8:01 pmAustin Bergstrom
$619
LATAM Airlines
Jun 10
AUS3:35 pmAustin Bergstrom
19h 35m
2 stops
SDU1:10 pmRio de Janeiro Santos Dumont
Jun 16
SDU8:15 pmRio de Janeiro Santos Dumont
16h 57m
2 stops
AUS11:12 amAustin Bergstrom
$651

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
Jun 1
AUS5:09 pmAustin Bergstrom
21h 36m
2 stops
SDU4:45 pmRio de Janeiro Santos Dumont
Jun 9
SDU1:45 pmRio de Janeiro Santos Dumont
24h 11m
2 stops
AUS11:56 amAustin Bergstrom
$991
United Airlines
Apr 15
AUS5:47 pmAustin Bergstrom
20h 58m
2 stops
SDU4:45 pmRio de Janeiro Santos Dumont
Apr 29
SDU1:50 pmRio de Janeiro Santos Dumont
20h 48m
2 stops
AUS8:38 amAustin Bergstrom
$1,000
United Airlines
Mar 20
AUS7:30 amAustin Bergstrom
49h 40m
2 stops
SDU11:10 amRio de Janeiro Santos Dumont
Mar 23
SDU1:50 pmRio de Janeiro Santos Dumont
23h 19m
2 stops
AUS11:09 amAustin Bergstrom
$1,041

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 March 10, 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 - SDU

AUSSDU

Austin Bergstrom

Wed 6/10

10:52 am-8:35 am

2 stops19h 43m

Rio de Janeiro Santos Dumont

Tue 6/16

8:15 pm-9:59 pm

2 stops27h 44m

$611

AustinRio de Janeiro

AUS - SDU

AUSSDU

Austin Bergstrom

Sun 5/31

5:00 pm-8:35 am

2 stops37h 35m

Rio de Janeiro Santos Dumont

Thu 6/4

8:15 pm-8:01 pm

2 stops25h 46m

$619
Quickest round-trip

AustinRio de Janeiro

AUS - SDU

AUSSDU

Austin Bergstrom

Wed 6/10

3:35 pm-1:10 pm

2 stops19h 35m

Rio de Janeiro Santos Dumont

Tue 6/16

8:15 pm-11:12 am

2 stops16h 57m

$651

AustinRio de Janeiro

AUS - SDU

AUSSDU

Austin Bergstrom

Mon 7/27

8:00 am-8:35 am

2 stops22h 35m

Rio de Janeiro Santos Dumont

Mon 8/3

8:15 pm-9:25 pm

2 stops27h 10m

$660

AustinRio de Janeiro

AUS - SDU

AUSSDU

Austin Bergstrom

Thu 5/14

9:00 am-8:35 am

2 stops21h 35m

Rio de Janeiro Santos Dumont

Sun 6/14

8:15 pm-5:04 pm

2 stops22h 49m

$828

AustinRio de Janeiro

AUS - SDU

AUSSDU

Austin Bergstrom

Fri 8/21

9:00 am-8:35 am

2 stops21h 35m

Rio de Janeiro Santos Dumont

Sat 8/29

8:15 pm-9:25 pm

2 stops27h 10m

$830

AustinRio de Janeiro

AUS - SDU

AUSSDU

Austin Bergstrom

Thu 5/14

9:00 am-8:35 am

2 stops21h 35m

Rio de Janeiro Santos Dumont

Sun 6/14

8:15 pm-5:04 pm

2 stops22h 49m

$831

AustinRio de Janeiro

AUS - SDU

AUSSDU

Austin Bergstrom

Thu 5/14

9:00 am-8:35 am

2 stops21h 35m

Rio de Janeiro Santos Dumont

Sun 6/14

1:55 pm-10:05 pm

2 stops34h 10m

$834

AustinRio de Janeiro

AUS - SDU

AUSSDU

Austin Bergstrom

Sun 5/31

5:25 am-1:10 pm

2 stops29h 45m

Rio de Janeiro Santos Dumont

Thu 6/4

8:15 pm-8:01 pm

2 stops25h 46m

$838

AustinRio de Janeiro

AUS - SDU

AUSSDU

Austin Bergstrom

Tue 7/14

9:00 am-12:30 pm

2 stops25h 30m

Rio de Janeiro Santos Dumont

Thu 7/23

6:45 pm-9:59 pm

2 stops29h 14m

$839

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Rio de Janeiro from

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 30m

Direct flights

None
The fastest flight from Austin to Rio de Janeiro Santos Dumont Airport takes 17h 30m
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

  • 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 30m, 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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