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Are you traveling to Buenos Aires soon? Lucky you – you’ll be able to enjoy the most spectacular culture and some incredible places of natural beauty. But to make the most of your trip, you need to be able to count on a reliable internet connection. But how can you get that without paying extortionate data roaming charges? Say hello to the eSIM Argentina, the new innovative way of getting online in South America.

The eSIM offers fast internet at a cheap rate, and there are no additional costs. You pay one upfront fee, then you can connect to the internet just by scanning a QR code.

In this article, we’ll compare the best eSIM options for Buenos Aires so you can find the right plan for your trip.

Why buy an eSIM for Buenos Aires?

An eSIM (short for embedded SIM) is a virtual SIM card that can support data, calls, and SMS capabilities, or just some of them. It has become very popular among travelers due to the ease of acquiring and activating. Since you can buy an eSIM from anywhere in the world. You just have to verify that your cellphone is compatible with them.

But how does the eSIM work? Well, all you have to do is buy your eSIM from an online store, and scan the QR code that you’ll receive once you make your purchase. Once you’ve scanned the code, you can connect to the internet immediately.

As you can see, connecting to the internet while traveling is easier than ever, thanks to the eSIM. After purchasing it, you will receive it in your mailbox in a matter of minutes, and you won’t have to sign any contract or worry about losing it.

What is the best eSIM to buy for a Buenos Aires trip?

Let’s compare the three main providers of eSIMs for your trip: Holafly, Flexiroam, and YeSIM.

BrandDataDurationPrice USD
HolaflyUnlimited1–90 daysFrom $9.90
FlexiRoam2 GB–6 GB7–30 days$23–$42
FlexiRoamUnlimited5–10 days$44–$60
YeSIM200 MB–30 GB1–30 days$0.54–$61.20
YeSIMUnlimited1–30 days$9.60–$78

Which eSIM is cheapest?

Pricing depends on how much data you need and how long you’re staying. Holafly starts at $9.90 USD for 1 day of unlimited data. YeSIM offers prepaid plans from €0.45 for 200 MB, and Flexiroam’s fixed plans start at $23 USD for 2 GB.

Which Buenos Aires eSIM has the most data?

All three providers now offer unlimited data plans for Argentina.

Which eSIM is easiest to use?

All three use QR code activation and support both iOS and Android.

Advantages of the eSIM card vs a physical SIM card

Now we know what an eSIM is, let’s find out why it’s better than a physical SIM card:

  • Easy purchase and activation process: you can buy your eSIM from an online store, and it will arrive in your email in seconds. You just need to scan the QR code and there’s no long contract to fill out or fiddly installation process. You’ll have internet access in minutes.
  • Receive it to your email in seconds: as a virtual card, you receive your eSIM in seconds, no matter where you are. So, there’s no waiting around for parcels or couriers.
  • Eco-friendly: it’s simple. As a virtual product, the eSIM helps reduce waste. Do your bit to help the environment.
  • No chance of loss or damage: unlike a physical card, an eSIM cannot be lost, stolen or damaged. As long as you don’t delete your QR code, you’ll always be able to access the internet.

Which providers support eSIM in Buenos Aires?

In Buenos Aires, the eSIM is still being implemented and is behind other countries in Europe. But the following providers do offer eSIM:

  • Personal
  • Movistar
  • Claro

How to configure the eSIM Movistar Buenos Aires on an iPhone?

To activate an eSIM from Movistar Buenos Aires, you will be given a card containing a QR code, the PIN, and PUK to configure the eSIM on your iPhone. Movistar Argentina recommends that you save this card for future use.

Now you have the card, let’s take a look at how to activate the plan:

  • Go to Settings > Cellular Data > Add data plan.
  • The camera will open, so you can scan the QR code.
  • After detecting the data cellular plan, choose the type of use you will give it: principal or just cellular data (these settings can be modified later). You can now choose whether the eSIM should be your principal SIM card or the card for cellular data only. You can change this later.
  • The eSIM will be downloaded and activated!

How does the Personal eSIM for Buenos Aires work?

The Personal eSIM in Buenos Aires works similarly to Movistar. Personal offers eSIM technology for most compatible devices.

When will Claro Buenos Aires launch eSIM?

Claro has an eSIM option, but it is complicated for tourists to get it. It typically requires a local ID requirement or Mi Claro app registration.

eSIM for Buenos Aires: which one should I buy?

Holafly’s eSIM Argentina offers unlimited data for up to 90 days and allows you to share 1,024 MB of data with other devices – so it’s perfect if you’re traveling with friends or family. Wherever you are, you’ll be able to access Holafly’s 24-hour customer support team.

Delivery and set-up are fast and easy – there are no complicated instructions to follow or long forms to fill out. Just scan a QR code, and you’re ready to start browsing.

But what if you’re staying for longer or working remotely in Buenos Aires? Holafly Plans comes as a solution for your connectivity and work needs!

Compared to the Argentina eSIM, Holafly Plans takes a huge step forward and offers:

  • Unlimited and Light data package based on your needs
  • Up to unlimited data sharing based on your plan
  • Monthly renewal for as long as you need it
  • All the features included with the Argentina eSIM plan

FAQs about the eSIM for Buenos Aires

Can I share data with my eSIM for Buenos Aires?

You can share your data by turning on your cellular hotspot or WiFi zone. See your cell phone’s manual for more instructions. Your travel companions will be able to connect through the WiFi settings on their phone.

What if my eSIM for Buenos Aires doesn’t work?What if my eSIM for Buenos Aires doesn’t work?

Any problems, just contact Holafly’s 24-hour customer support team, and they’ll get back to you immediately. All eSIMs come with clear and comprehensive set-up instructions.

Which cellular provider will my eSIM card connect to in Buenos Aires?

Holafly’s eSIM for Buenos Aires uses Movistar, one of the best eSIM operators in Argentina.

Disclaimer: Information in this article was last reviewed and updated on February 23, 2026.

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Leoneska Ruiz

Leoneska Ruiz

SEO Specialist Jr.

Hi! Leoneska here, your guide to traveling connected. I'm a Venezuelan SEO content specialist with over four years of experience sharing tips and tricks for using mobile internet while traveling and making the most of your adventures. At Holafly, I take care of providing reliable and high-quality information to travelers like you. I hope you enjoy my content and find it useful!

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