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Cheap flights from San Antonio to Rio de Janeiro from $508

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Rio de Janeiro departing on 9/1. 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 San Antonio to Rio de Janeiro

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
12:10 pm - 1:10 pm
SAT
-
SDU
23h 00m
2 stops
Delta Logo
8:15 pm - 1:22 pm
SDU
-
SAT
19h 07m
2 stops
$1,207Delta
Thu, Oct 8 - Fri, Oct 16
LATAM Airlines Logo
12:15 pm - 1:10 pm
SAT
-
SDU
21h 55m
2 stops
LATAM Airlines Logo
1:55 pm - 11:26 am
SDU
-
SAT
24h 31m
2 stops
$1,281LATAM Airlines
Wed, Dec 2 - Sun, Dec 6
LATAM Airlines Logo
10:45 am - 8:35 am
SAT
-
SDU
18h 50m
2 stops
LATAM Airlines Logo
1:55 pm - 11:26 am
SDU
-
SAT
24h 31m
2 stops
$1,282LATAM Airlines
Wed, Dec 2 - Sun, Dec 6
Delta Logo
5:30 am - 8:35 am
SAT
-
SDU
25h 05m
2 stops
Delta Logo
8:15 pm - 12:28 am
SDU
-
SAT
30h 13m
2 stops
$1,294Delta
Thu, Oct 8 - Wed, Oct 14
United Airlines Logo
7:00 am - 4:45 pm
SAT
-
SDU
31h 45m
2 stops
United Airlines Logo
1:45 pm - 8:48 am
SDU
-
SAT
21h 03m
2 stops
$1,341United Airlines
Thu, Oct 22 - Fri, Oct 30
LATAM Airlines Logo
12:05 pm - 9:55 pm
SAT
-
SDU
31h 50m
2 stops
LATAM Airlines Logo
6:15 am - 11:26 am
SDU
-
SAT
31h 11m
2 stops
$1,383LATAM Airlines
Sat, Jul 4 - Fri, Jul 10
United Airlines Logo
7:38 pm - 11:10 am
SAT
-
SDU
37h 32m
2 stops
United Airlines Logo
5:30 pm - 8:52 am
SDU
-
SAT
17h 22m
2 stops
$1,389United Airlines
Fri, Oct 9 - Sat, Oct 17
Multiple Airlines Logo
8:56 pm - 7:05 am
SAT
-
SDU
32h 09m
3 stops
Multiple Airlines Logo
6:05 am - 9:49 am
SDU
-
SAT
29h 44m
3 stops
$1,412Multiple Airlines
Sun, Jul 26 - Sat, Aug 1
LATAM Airlines Logo
5:25 am - 9:55 pm
SAT
-
SDU
38h 30m
2 stops
LATAM Airlines Logo
6:15 am - 11:26 am
SDU
-
SAT
31h 11m
2 stops
$1,451LATAM Airlines
Sat, Jul 4 - Fri, Jul 10
United Airlines Logo
7:00 am - 4:45 pm
SAT
-
SDU
31h 45m
2 stops
United Airlines Logo
5:30 pm - 3:39 pm
SDU
-
SAT
24h 09m
2 stops
$1,522United Airlines
Tue, Jul 21 - Sat, Jul 25

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Delta flights from San Antonio to Rio de Janeiro Santos Dumont Airport

Our best Delta deals on San Antonio to Rio de Janeiro Santos Dumont Airport flight tickets
Delta
Oct 8
SAT12:10 pmSan Antonio
23h 00m
2 stops
SDU1:10 pmRio de Janeiro Santos Dumont
Oct 16
SDU8:15 pmRio de Janeiro Santos Dumont
19h 07m
2 stops
SAT1:22 pmSan Antonio
$1,207
Delta
Oct 8
SAT5:30 amSan Antonio
25h 05m
2 stops
SDU8:35 amRio de Janeiro Santos Dumont
Oct 14
SDU8:15 pmRio de Janeiro Santos Dumont
30h 13m
2 stops
SAT12:28 amSan Antonio
$1,294
Delta
Oct 10
SAT2:10 pmSan Antonio
21h 00m
2 stops
SDU1:10 pmRio de Janeiro Santos Dumont
Oct 18
SDU8:15 pmRio de Janeiro Santos Dumont
21h 13m
2 stops
SAT3:28 pmSan Antonio
$4,667

GOL flights from San Antonio to Rio de Janeiro Santos Dumont Airport

Our best GOL deals on San Antonio to Rio de Janeiro Santos Dumont Airport flight tickets
GOL
Jul 25
SAT5:01 amSan Antonio
15h 14m
2 stops
SDU10:15 pmRio de Janeiro Santos Dumont
Aug 1
SDU6:05 amRio de Janeiro Santos Dumont
19h 54m
2 stops
SAT11:59 pmSan Antonio
$1,733
GOL
Jul 26
SAT5:01 amSan Antonio
15h 14m
2 stops
SDU10:15 pmRio de Janeiro Santos Dumont
Aug 1
SDU6:05 amRio de Janeiro Santos Dumont
19h 54m
2 stops
SAT11:59 pmSan Antonio
$1,810
GOL
Jul 26
SAT5:01 amSan Antonio
15h 14m
2 stops
SDU10:15 pmRio de Janeiro Santos Dumont
Aug 1
SDU6:05 amRio de Janeiro Santos Dumont
19h 54m
2 stops
SAT11:59 pmSan Antonio
$1,811

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio 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 June 10, 2026.
Use the filters below to find and compare flights from San Antonio to Rio de Janeiro Santos Dumont Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

San AntonioRio de Janeiro

SAT - SDU

SATSDU

San Antonio

Thu 10/8

12:10 pm-1:10 pm

2 stops23h 00m

Rio de Janeiro Santos Dumont

Fri 10/16

8:15 pm-1:22 pm

2 stops19h 07m

$1,207

San AntonioRio de Janeiro

SAT - SDU

SATSDU

San Antonio

Wed 12/2

12:15 pm-1:10 pm

2 stops21h 55m

Rio de Janeiro Santos Dumont

Sun 12/6

1:55 pm-11:26 am

2 stops24h 31m

$1,281

San AntonioRio de Janeiro

SAT - SDU

SATSDU

San Antonio

Wed 12/2

10:45 am-8:35 am

2 stops18h 50m

Rio de Janeiro Santos Dumont

Sun 12/6

1:55 pm-11:26 am

2 stops24h 31m

$1,282

San AntonioRio de Janeiro

SAT - SDU

SATSDU

San Antonio

Thu 10/8

5:30 am-8:35 am

2 stops25h 05m

Rio de Janeiro Santos Dumont

Wed 10/14

8:15 pm-12:28 am

2 stops30h 13m

$1,294

San AntonioRio de Janeiro

SAT - SDU

SATSDU

San Antonio

Thu 10/22

7:00 am-4:45 pm

2 stops31h 45m

Rio de Janeiro Santos Dumont

Fri 10/30

1:45 pm-8:48 am

2 stops21h 03m

$1,341

San AntonioRio de Janeiro

SAT - SDU

SATSDU

San Antonio

Sat 7/4

12:05 pm-9:55 pm

2 stops31h 50m

Rio de Janeiro Santos Dumont

Fri 7/10

6:15 am-11:26 am

2 stops31h 11m

$1,383

San AntonioRio de Janeiro

SAT - SDU

SATSDU

San Antonio

Fri 10/9

7:38 pm-11:10 am

2 stops37h 32m

Rio de Janeiro Santos Dumont

Sat 10/17

5:30 pm-8:52 am

2 stops17h 22m

$1,389

San AntonioRio de Janeiro

SAT - SDU

SATSDU

San Antonio

Sun 7/26

8:56 pm-7:05 am

3 stops32h 09m

Rio de Janeiro Santos Dumont

Sat 8/1

6:05 am-9:49 am

3 stops29h 44m

$1,412

San AntonioRio de Janeiro

SAT - SDU

SATSDU

San Antonio

Sat 7/4

5:25 am-9:55 pm

2 stops38h 30m

Rio de Janeiro Santos Dumont

Fri 7/10

6:15 am-11:26 am

2 stops31h 11m

$1,451

San AntonioRio de Janeiro

SAT - SDU

SATSDU

San Antonio

Tue 7/21

7:00 am-4:45 pm

2 stops31h 45m

Rio de Janeiro Santos Dumont

Sat 7/25

5:30 pm-3:39 pm

2 stops24h 09m

$1,522

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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When to book flights from San Antonio to Rio de Janeiro Santos Dumont Airport

Are you open to changing your travel dates? Check out the ideal times to fly from San Antonio 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 San Antonio to Rio de Janeiro Santos Dumont Airport (SAT to SDU) flight deals and tips

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

Fastest flight time

19h 20m

Direct flights

None
The fastest flight from San Antonio to Rio de Janeiro Santos Dumont Airport takes 19h 20m
There are no direct flights from San Antonio to Rio de Janeiro Santos Dumont Airport. There are no popular flight routes from San Antonio to Rio de Janeiro Santos Dumont Airport.
Search flight deals

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

  • How far is San Antonio to Rio de Janeiro Santos Dumont by plane?

    Rio de Janeiro Santos Dumont is 5152.5 mi away from San Antonio. 19h 20m is a normal flight duration for this route.

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

    Prices for flights from San Antonio Airport to Rio de Janeiro Santos Dumont Airport were last updated today.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio 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.

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

  • How do I get Price Alerts for flights from San Antonio to Rio de Janeiro Santos Dumont Airport?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to San Antonio from Rio de Janeiro Santos Dumont Airport. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from San Antonio to Rio de Janeiro Santos Dumont Airport with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Why use momondo?

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

Finding the right flight to Rio de Janeiro from San Antonio is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Rio de Janeiro quick and easy, saving you time and money.

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

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

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

Once you have performed a search for San Antonio to Rio de Janeiro flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from San Antonio 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 San Antonio. 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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