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Cheap flights from Rio de Janeiro Santos Dumont Airport to Buenos Aires from $128

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Rio de Janeiro Santos Dumont Airport to Buenos Aires departing on 8/31. 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 Rio de Janeiro Santos Dumont Airport to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
LATAM Airlines Logo
6:10 am - 11:30 am
SDU
-
EZE
29h 20m
2 stops
LATAM Airlines Logo
2:30 am - 1:10 pm
EZE
-
SDU
10h 40m
1 stop
$375LATAM Airlines
Wed, Aug 26 - Sun, Aug 30
Multiple Airlines Logo
7:50 am - 8:00 pm
SDU
-
AEP
12h 10m
1 stop
Multiple Airlines Logo
9:45 pm - 7:05 am
AEP
-
SDU
9h 20m
1 stop
$389Multiple Airlines
Tue, Aug 11 - Wed, Aug 26
Multiple Airlines Logo
1:45 pm - 1:00 am
SDU
-
EZE
11h 15m
1 stop
Multiple Airlines Logo
2:30 am - 7:05 am
EZE
-
SDU
4h 35m
1 stop
$394Multiple Airlines
Tue, Aug 25 - Sun, Aug 30
Multiple Airlines Logo
1:45 pm - 9:00 pm
SDU
-
EZE
7h 15m
1 stop
Multiple Airlines Logo
2:30 am - 4:45 pm
EZE
-
SDU
14h 15m
1 stop
$400Multiple Airlines
Wed, Aug 26 - Sun, Aug 30
Multiple Airlines Logo
8:30 am - 8:55 pm
SDU
-
AEP
12h 25m
1 stop
Multiple Airlines Logo
6:20 am - 1:10 pm
AEP
-
SDU
6h 50m
1 stop
$400Multiple Airlines
Sun, Aug 23 - Sun, Aug 30
LATAM Airlines Logo
8:15 pm - 9:30 am
SDU
-
AEP
13h 15m
1 stop
LATAM Airlines Logo
11:45 am - 1:10 pm
AEP
-
SDU
25h 25m
1 stop
$401LATAM Airlines
Thu, Jul 23 - Fri, Jul 31
LATAM Airlines Logo
6:00 am - 3:45 pm
SDU
-
EZE
9h 45m
1 stop
LATAM Airlines Logo
2:05 am - 9:25 am
EZE
-
SDU
7h 20m
1 stop
$402LATAM Airlines
Mon, Oct 19 - Sat, Oct 24
LATAM Airlines Logo
1:55 pm - 9:40 am
SDU
-
AEP
19h 45m
1 stop
LATAM Airlines Logo
9:45 pm - 8:35 am
AEP
-
SDU
10h 50m
1 stop
$404LATAM Airlines
Mon, Sep 21 - Mon, Sep 28
LATAM Airlines Logo
8:15 pm - 3:45 pm
SDU
-
EZE
19h 30m
1 stop
LATAM Airlines Logo
12:15 pm - 8:35 am
EZE
-
SDU
20h 20m
2 stops
$406LATAM Airlines
Fri, Sep 18 - Tue, Sep 22
LATAM Airlines Logo
8:15 pm - 10:30 am
SDU
-
AEP
14h 15m
1 stop
LATAM Airlines Logo
9:45 pm - 8:35 am
AEP
-
SDU
10h 50m
1 stop
$406LATAM Airlines
Fri, Sep 11 - Tue, Sep 15

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LATAM Airlines flights from Rio de Janeiro Santos Dumont Airport to Buenos Aires

Our best LATAM Airlines deals on Rio de Janeiro Santos Dumont Airport to Buenos Aires flight tickets
LATAM Airlines
Aug 26
SDU6:10 amRio de Janeiro Santos Dumont
29h 20m
2 stops
EZE11:30 amBuenos Aires Ministro Pistarini
Aug 30
EZE2:30 amBuenos Aires Ministro Pistarini
10h 40m
1 stop
SDU1:10 pmRio de Janeiro Santos Dumont
$375
LATAM Airlines
Jul 23
SDU8:15 pmRio de Janeiro Santos Dumont
13h 15m
1 stop
AEP9:30 amBuenos Aires Jorge Newbery
Jul 31
AEP11:45 amBuenos Aires Jorge Newbery
25h 25m
1 stop
SDU1:10 pmRio de Janeiro Santos Dumont
$401
LATAM Airlines
Oct 19
SDU6:00 amRio de Janeiro Santos Dumont
9h 45m
1 stop
EZE3:45 pmBuenos Aires Ministro Pistarini
Oct 24
EZE2:05 amBuenos Aires Ministro Pistarini
7h 20m
1 stop
SDU9:25 amRio de Janeiro Santos Dumont
$402

Turkish Airlines flights from Rio de Janeiro Santos Dumont Airport to Buenos Aires

Our best Turkish Airlines deals on Rio de Janeiro Santos Dumont Airport to Buenos Aires flight tickets
Turkish Airlines
Jul 7
SDU1:55 pmRio de Janeiro Santos Dumont
8h 30m
1 stop
EZE10:25 pmBuenos Aires Ministro Pistarini
Jul 11
EZE11:55 pmBuenos Aires Ministro Pistarini
21h 55m
1 stop
SDU9:50 pmRio de Janeiro Santos Dumont
$597
Turkish Airlines
Jul 9
SDU1:55 pmRio de Janeiro Santos Dumont
8h 30m
1 stop
EZE10:25 pmBuenos Aires Ministro Pistarini
Jul 13
EZE11:55 pmBuenos Aires Ministro Pistarini
8h 40m
1 stop
SDU8:35 amRio de Janeiro Santos Dumont
$598
Turkish Airlines
Jul 1
SDU1:55 pmRio de Janeiro Santos Dumont
8h 30m
1 stop
EZE10:25 pmBuenos Aires Ministro Pistarini
Jul 11
EZE11:55 pmBuenos Aires Ministro Pistarini
21h 55m
1 stop
SDU9:50 pmRio de Janeiro Santos Dumont
$612

momondo Fare Finder

 
Customize your flight search to find flights from Rio de Janeiro Santos Dumont Airport to Buenos Aires 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 28, 2026.
Use the filters below to find and compare flights from Rio de Janeiro Santos Dumont Airport to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Rio de JaneiroBuenos Aires

SDU - EZE

SDUEZE

Rio de Janeiro Santos Dumont

Wed 8/26

6:10 am-11:30 am

2 stops29h 20m

Buenos Aires Ministro Pistarini

Sun 8/30

2:30 am-1:10 pm

1 stop10h 40m

$375

Rio de JaneiroBuenos Aires

SDU - AEP

SDUAEP

Rio de Janeiro Santos Dumont

Tue 8/11

7:50 am-8:00 pm

1 stop12h 10m

Buenos Aires Jorge Newbery

Wed 8/26

9:45 pm-7:05 am

1 stop9h 20m

$389
Quickest round-trip

Rio de JaneiroBuenos Aires

SDU - EZE

SDUEZE

Rio de Janeiro Santos Dumont

Tue 8/25

1:45 pm-1:00 am

1 stop11h 15m

Buenos Aires Ministro Pistarini

Sun 8/30

2:30 am-7:05 am

1 stop4h 35m

$394

Rio de JaneiroBuenos Aires

SDU - EZE

SDUEZE

Rio de Janeiro Santos Dumont

Wed 8/26

1:45 pm-9:00 pm

1 stop7h 15m

Buenos Aires Ministro Pistarini

Sun 8/30

2:30 am-4:45 pm

1 stop14h 15m

$400

Rio de JaneiroBuenos Aires

SDU - AEP

SDUAEP

Rio de Janeiro Santos Dumont

Sun 8/23

8:30 am-8:55 pm

1 stop12h 25m

Buenos Aires Jorge Newbery

Sun 8/30

6:20 am-1:10 pm

1 stop6h 50m

$400

Rio de JaneiroBuenos Aires

SDU - AEP

SDUAEP

Rio de Janeiro Santos Dumont

Thu 7/23

8:15 pm-9:30 am

1 stop13h 15m

Buenos Aires Jorge Newbery

Fri 7/31

11:45 am-1:10 pm

1 stop25h 25m

$401

Rio de JaneiroBuenos Aires

SDU - EZE

SDUEZE

Rio de Janeiro Santos Dumont

Mon 10/19

6:00 am-3:45 pm

1 stop9h 45m

Buenos Aires Ministro Pistarini

Sat 10/24

2:05 am-9:25 am

1 stop7h 20m

$402

Rio de JaneiroBuenos Aires

SDU - AEP

SDUAEP

Rio de Janeiro Santos Dumont

Mon 9/21

1:55 pm-9:40 am

1 stop19h 45m

Buenos Aires Jorge Newbery

Mon 9/28

9:45 pm-8:35 am

1 stop10h 50m

$404

Rio de JaneiroBuenos Aires

SDU - EZE

SDUEZE

Rio de Janeiro Santos Dumont

Fri 9/18

8:15 pm-3:45 pm

1 stop19h 30m

Buenos Aires Ministro Pistarini

Tue 9/22

12:15 pm-8:35 am

2 stops20h 20m

$406

Rio de JaneiroBuenos Aires

SDU - AEP

SDUAEP

Rio de Janeiro Santos Dumont

Fri 9/11

8:15 pm-10:30 am

1 stop14h 15m

Buenos Aires Jorge Newbery

Tue 9/15

9:45 pm-8:35 am

1 stop10h 50m

$406

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 Buenos Aires from

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

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 day to depart on your flight to Buenos Aires?

On average, the least expensive day to fly to Buenos Aires from Rio de Janeiro Santos Dumont Airport is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $214. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Buenos Aires on Sunday is $363.

What is the cheapest time of day to depart on your flight to Buenos Aires?

Our most recent data shows that the best time of day to fly to Buenos Aires is in the evening. Flights from Rio de Janeiro Santos Dumont Airport to Buenos Aires during this time can be as low as $223. Try not to purchase tickets at noon because they tend to be around $416. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from Rio de Janeiro Santos Dumont Airport to Buenos Aires

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

Cheap Rio de Janeiro Santos Dumont Airport to Buenos Aires (SDU to BUE) flight deals and tips

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

Fastest flight time

5h 45m

Direct flights

None
The fastest flight from Rio de Janeiro Santos Dumont Airport to Buenos Aires takes 5h 45m
There are no direct flights from Rio de Janeiro Santos Dumont Airport to Buenos Aires. There are no popular flight routes from Rio de Janeiro Santos Dumont Airport to Buenos Aires.
Search flight deals

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

  • How far is Rio de Janeiro Santos Dumont to Buenos Aires by plane?

    Rio de Janeiro Santos Dumont and Buenos Aires are 1222.3 mi apart from one another. A reasonable flight in good conditions will take 5h 45m.

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

    Prices for flights from Rio de Janeiro Santos Dumont Airport to Buenos Aires refresh daily.

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

    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 Rio de Janeiro Santos Dumont Airport to Buenos Aires.

  • What documentation or ID do you need to fly to Buenos Aires?

    The required travel and health documents for your Buenos Aires 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 Buenos Aires. 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 Rio de Janeiro to Buenos Aires?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Rio de Janeiro to Buenos Aires. momondo saves you time and could save you money on your trip.

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

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

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

momondo provides multiple filters to help you find the best flight to Buenos Aires from Rio de Janeiro. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from Rio de Janeiro to Buenos Aires now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Buenos Aires and let you know when they change.

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Find better results for your trip to Argentina

Fly into one of these airports located in Buenos Aires

Airports listed have a maximum distance of 17.0 mi from Buenos Aires
Buenos Aires Jorge Newbery Airport
Buenos Aires Ministro Pistarini Airport