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Cheap flights from San Juan Luis Munoz Marin Intl Airport to Buenos Aires from $255

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 Juan Luis Munoz Marin Intl Airport to Buenos Aires departing on 11/2. 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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Find the cheapest flights from San Juan Luis Munoz Marin Intl Airport to Buenos Aires (SJU-BUE)

Cheap round-trip flights

Avianca Logo
1:15 pm - 12:10 amSJU-EZE
9h 55m1 stop
Avianca Logo
6:50 am - 4:50 pmEZE-SJU
11h 00m1 stop
$556Avianca
Find Deal
Thu, Sep 4 - Sun, Sep 14
Avianca Logo
6:15 pm - 5:40 amSJU-AEP
10h 25m1 stop
Avianca Logo
7:00 am - 4:50 pmAEP-SJU
10h 50m1 stop
$567Avianca
Find Deal
Thu, Oct 16 - Wed, Oct 22
Logo
9:55 am - 11:37 pmSJU-EZE
36h 42m3 stops
Logo
6:50 am - 4:50 pmEZE-SJU
11h 00m1 stop
$576
Find Deal
Tue, Oct 7 - Tue, Oct 14
Logo
3:54 pm - 5:00 amSJU-EZE
12h 06m1 stop
Logo
1:40 am - 11:55 amEZE-SJU
11h 15m1 stop
$577
Find Deal
Sun, Sep 7 - Mon, Sep 15
Arajet Logo
9:55 am - 3:45 amSJU-EZE
16h 50m1 stop
Arajet Logo
9:15 pm - 8:25 amEZE-SJU
12h 10m1 stop
$594Arajet
Find Deal
Tue, Nov 18 - Mon, Dec 1
Copa Airlines Logo
5:31 am - 3:42 amSJU-EZE
21h 11m1 stop
Copa Airlines Logo
9:59 am - 10:28 pmEZE-SJU
13h 29m1 stop
$616Copa Airlines
Find Deal
Sun, Oct 19 - Thu, Oct 30
United Airlines Logo
2:55 pm - 8:00 amSJU-EZE
16h 05m1 stop
United Airlines Logo
9:00 pm - 3:42 pmEZE-SJU
19h 42m1 stop
$628United Airlines
Find Deal
Fri, Sep 5 - Tue, Sep 16
United Airlines Logo
1:05 am - 8:00 amSJU-EZE
29h 55m2 stops
United Airlines Logo
9:00 pm - 2:44 pmEZE-SJU
42h 44m2 stops
$633United Airlines
Find Deal
Thu, Sep 4 - Mon, Sep 15
Copa Airlines Logo
5:27 am - 4:16 amSJU-EZE
21h 49m1 stop
Copa Airlines Logo
3:57 am - 10:29 pmEZE-SJU
19h 32m1 stop
$636Copa Airlines
Find Deal
Fri, Nov 21 - Thu, Nov 27
Arajet Logo
3:54 pm - 5:00 amSJU-EZE
12h 06m1 stop
Arajet Logo
9:15 pm - 8:25 amEZE-SJU
12h 10m1 stop
$647Arajet
Find Deal
Sun, Sep 21 - Mon, Sep 29

Avianca flights from San Juan Luis Munoz Marin Intl Airport to Buenos Aires

Our best Avianca deals on San Juan Luis Munoz Marin Intl Airport to Buenos Aires flight tickets
Avianca
Sep 4
SJU1:15 pmSan Juan Luis Munoz Marin Intl
9h 55m
1 stop
EZE12:10 amBuenos Aires Ministro Pistarini
Sep 14
EZE6:50 amBuenos Aires Ministro Pistarini
11h 00m
1 stop
SJU4:50 pmSan Juan Luis Munoz Marin Intl
$556
Find similar
Avianca
Oct 16
SJU6:15 pmSan Juan Luis Munoz Marin Intl
10h 25m
1 stop
AEP5:40 amBuenos Aires Jorge Newbery
Oct 22
AEP7:00 amBuenos Aires Jorge Newbery
10h 50m
1 stop
SJU4:50 pmSan Juan Luis Munoz Marin Intl
$567
Find similar
Avianca
Oct 16
SJU1:15 pmSan Juan Luis Munoz Marin Intl
9h 55m
1 stop
EZE12:10 amBuenos Aires Ministro Pistarini
Oct 21
EZE2:30 amBuenos Aires Ministro Pistarini
13h 30m
1 stop
SJU3:00 pmSan Juan Luis Munoz Marin Intl
$568
Find similar

Copa Airlines flights from San Juan Luis Munoz Marin Intl Airport to Buenos Aires

Our best Copa Airlines deals on San Juan Luis Munoz Marin Intl Airport to Buenos Aires flight tickets
Copa Airlines
Oct 19
SJU5:31 amSan Juan Luis Munoz Marin Intl
21h 11m
1 stop
EZE3:42 amBuenos Aires Ministro Pistarini
Oct 30
EZE9:59 amBuenos Aires Ministro Pistarini
13h 29m
1 stop
SJU10:28 pmSan Juan Luis Munoz Marin Intl
$616
Find similar
Copa Airlines
Nov 21
SJU5:27 amSan Juan Luis Munoz Marin Intl
21h 49m
1 stop
EZE4:16 amBuenos Aires Ministro Pistarini
Nov 27
EZE3:57 amBuenos Aires Ministro Pistarini
19h 32m
1 stop
SJU10:29 pmSan Juan Luis Munoz Marin Intl
$636
Find similar
Copa Airlines
Sep 6
SJU5:31 amSan Juan Luis Munoz Marin Intl
15h 37m
1 stop
EZE10:08 pmBuenos Aires Ministro Pistarini
Sep 13
EZE3:48 amBuenos Aires Ministro Pistarini
13h 10m
1 stop
SJU3:58 pmSan Juan Luis Munoz Marin Intl
$646
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Juan Luis Munoz Marin Intl 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 August 25, 2025.
Use the filters below to find and compare flights from San Juan Luis Munoz Marin Intl Airport to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JuanBuenos Aires

SJU - EZE

SJUEZE

San Juan Luis Munoz Marin Intl

Thu 9/4

1:15 pm-12:10 am

1 stop9h 55m

Buenos Aires Ministro Pistarini

Sun 9/14

6:50 am-4:50 pm

1 stop11h 00m

$556

San JuanBuenos Aires

SJU - AEP

SJUAEP

San Juan Luis Munoz Marin Intl

Thu 10/16

6:15 pm-5:40 am

1 stop10h 25m

Buenos Aires Jorge Newbery

Wed 10/22

7:00 am-4:50 pm

1 stop10h 50m

$567

San JuanBuenos Aires

SJU - EZE

SJUEZE

San Juan Luis Munoz Marin Intl

Tue 10/7

9:55 am-11:37 pm

3 stops36h 42m

Buenos Aires Ministro Pistarini

Tue 10/14

6:50 am-4:50 pm

1 stop11h 00m

$576

San JuanBuenos Aires

SJU - EZE

SJUEZE

San Juan Luis Munoz Marin Intl

Sun 9/7

3:54 pm-5:00 am

1 stop12h 06m

Buenos Aires Ministro Pistarini

Mon 9/15

1:40 am-11:55 am

1 stop11h 15m

$577

San JuanBuenos Aires

SJU - EZE

SJUEZE

San Juan Luis Munoz Marin Intl

Tue 11/18

9:55 am-3:45 am

1 stop16h 50m

Buenos Aires Ministro Pistarini

Mon 12/1

9:15 pm-8:25 am

1 stop12h 10m

$594

San JuanBuenos Aires

SJU - EZE

SJUEZE

San Juan Luis Munoz Marin Intl

Sun 10/19

5:31 am-3:42 am

1 stop21h 11m

Buenos Aires Ministro Pistarini

Thu 10/30

9:59 am-10:28 pm

1 stop13h 29m

$616

San JuanBuenos Aires

SJU - EZE

SJUEZE

San Juan Luis Munoz Marin Intl

Fri 9/5

2:55 pm-8:00 am

1 stop16h 05m

Buenos Aires Ministro Pistarini

Tue 9/16

9:00 pm-3:42 pm

1 stop19h 42m

$628

San JuanBuenos Aires

SJU - EZE

SJUEZE

San Juan Luis Munoz Marin Intl

Thu 9/4

1:05 am-8:00 am

2 stops29h 55m

Buenos Aires Ministro Pistarini

Mon 9/15

9:00 pm-2:44 pm

2 stops42h 44m

$633

San JuanBuenos Aires

SJU - EZE

SJUEZE

San Juan Luis Munoz Marin Intl

Fri 11/21

5:27 am-4:16 am

1 stop21h 49m

Buenos Aires Ministro Pistarini

Thu 11/27

3:57 am-10:29 pm

1 stop19h 32m

$636

San JuanBuenos Aires

SJU - EZE

SJUEZE

San Juan Luis Munoz Marin Intl

Sun 9/21

3:54 pm-5:00 am

1 stop12h 06m

Buenos Aires Ministro Pistarini

Mon 9/29

9:15 pm-8:25 am

1 stop12h 10m

$647

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 San Juan Luis Munoz Marin Intl 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 typical price of a round-trip flight between San Juan Luis Munoz Marin Intl Airport and Buenos Aires?

What is the cheapest month to fly to Buenos Aires?

The cheapest month to fly to Buenos Aires from San Juan Luis Munoz Marin Intl Airport is in September. Flight prices, which tend to average around $588, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of September, then book flights to Buenos Aires from San Juan Luis Munoz Marin Intl Airport during August instead. Flights to Buenos Aires in August, while not as cheap as those in September, still average around $595.

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 San Juan Luis Munoz Marin Intl Airport is on a Sunday. momondo users have found tickets for Sunday departures for as low as $672. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Buenos Aires on Thursday is $964.

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 at noon. Flights from San Juan Luis Munoz Marin Intl Airport to Buenos Aires during this time can be as low as $714. Try not to purchase tickets in the morning because they tend to be around $828. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to Buenos Aires?

You are more likely to see cheaper flights to Buenos Aires from San Juan Luis Munoz Marin Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires for around $777 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires from San Juan Luis Munoz Marin Intl Airport for as low as $594 on momondo.

Can stopping save me money on San Juan Luis Munoz Marin Intl Airport to Buenos Aires flights?

You could potentially save up to 2% on your flight if you consider stops on a San Juan Luis Munoz Marin Intl Airport to Buenos Aires flight.

How have San Juan Luis Munoz Marin Intl Airport to Buenos Aires flight prices changed over time?

As of August 2025, prices for San Juan Luis Munoz Marin Intl Airport to Buenos Aires flights are approximately 55% cheaper when compared to flights at the same time last year.

When to book flights from San Juan Luis Munoz Marin Intl Airport to Buenos Aires

Are you open to changing your travel dates? Check out the ideal times to fly from San Juan Luis Munoz Marin Intl Airport to Buenos Aires according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Juan Luis Munoz Marin Intl Airport to Buenos Aires (SJU to BUE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Juan Luis Munoz Marin Intl Airport to Buenos Aires

Direct flights

None
There are no direct flights from San Juan Luis Munoz Marin Intl Airport to Buenos Aires. There are no popular flight routes from San Juan Luis Munoz Marin Intl Airport to Buenos Aires.
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  • How far is San Juan Luis Munoz Marin Intl to Buenos Aires by plane?

    There are 3697.0 mi between San Juan Luis Munoz Marin Intl and Buenos Aires. In terms of flight time, this usually takes a little over 9h 55m.

  • When did momondo last update prices for flights from San Juan Luis Munoz Marin Intl Airport to Buenos Aires?

    Prices for flights from San Juan Luis Munoz Marin Intl Airport to Buenos Aires were last updated today.

  • How many operators does momondo search for flights from San Juan Luis Munoz Marin Intl Airport to Buenos Aires?

  • How old do you have to be to fly from San Juan Luis Munoz Marin Intl Airport to Buenos Aires?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Juan Luis Munoz Marin Intl Airport to Buenos Aires.

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

    The travel and health documents you'll need for your trip to Buenos Aires may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Buenos Aires. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from San Juan Luis Munoz Marin Intl Airport to Buenos Aires?

Best airlines flying from San Juan Luis Munoz Marin Intl Airport to Buenos Aires

Compare and see reviews for airlines that fly from San Juan Luis Munoz Marin Intl Airport to Buenos Aires with momondo
Airline
Rating
Free Cancellation
Price
AviancaPriceFrom $563Free CancellationRating
6.7
2,417 reviews
Search Avianca flights
Copa AirlinesPriceFrom $566Free CancellationRating
7.5
1,514 reviews
Search Copa Airlines flights
American AirlinesPriceFrom $578Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from San Juan to Buenos Aires?

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

Can I find flights from San Juan to Buenos Aires with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for San Juan to Buenos Aires flights to just show those with flexible booking policies.

How can momondo help me find flights from San Juan to Buenos Aires?

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

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

Price alerts on flights to Buenos Aires from San Juan are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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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