Does the eSIM work the moment I reach the airport in Buenos Aires?

Yes. If you install your Yeohaengyusim eSIM before departure Korea, it links up automatically with the Claro or Movistar 4G/LTE network the moment you reach Ezeiza International Airport (EZE). You don't need to swap SIMs or find a local shop.

Does data work in remote areas such as Iguazú Falls or Patagonia?

On the Claro and Movistar networks, coverage reaches about 80% of Argentina. At major tourist hubs such as the entrance to Iguazú Falls National Park and El Calafate (the gateway town to Patagonia), a 4G connection is generally available. However, deep in the back country of glacier trekking routes or in the mountains, coverage can be patchy or drop out, so we recommend saving offline maps beforehand.

Argentina's outlets are different from Korean plugs. Could charging be a problem?

Argentina uses both Type C (European-style, two round pins) and Type I (Australian-style, three angled pins) outlets. These differ from Korean plugs (Type A), so you definitely need an adapter. Get a multi-adapter ready before departure. Hotels and upscale accommodation sometimes lend adapters, but this is not always guaranteed.

What is the time difference with Argentina? Will it be hard to keep in touch with family in Korea?

Argentina is on UTC-3, 12 hours apart from Korea (KST, UTC+9). In other words, when it is 12 noon in Korea, it is midnight (0:00) in Argentina. The time difference is quite large, so it pays to agree on times to contact your family in advance. With your eSIM keeping you connected to data at all times, you can exchange messages whenever you like on KakaoTalk, WhatsApp and similar apps.

Which season suits a trip to Argentina?

Argentina is in the southern hemisphere, so its seasons are the opposite of Korea's. October–November (spring in Argentina) and March–April (autumn in Argentina), the equivalents of Korea's spring and autumn, have mild weather and are the best times to travel. If you are planning to trek in Patagonia, the local summer from November to February is the right time, and Iguazú Falls is at its most spectacular in the rainy season from November to March, when the water flow is at its fullest.

Does eSIM work in Argentina?

Argentina supports eSIM, and plans start from ₩4,204. Install it with the QR code you receive after buying, then just turn on data roaming after you arrive and you are connected straight away. There is no need to swap your SIM.

Travel eSIM or carrier roaming: which is cheaper for a trip to Argentina?

For a short trip or light data use, a travel eSIM is usually cheaper. Unlimited roaming from Korean carriers costs about ₩11,000–₩15,000 a day, but with an eSIM you can buy just the days of data you need in advance. For a short trip for one or two people, an eSIM has a big advantage; for a family or very heavy data use, compare carrier unlimited roaming too.

Which carrier network does a Argentina eSIM use?

In Argentina it connects automatically to local carrier networks such as Claro · Movistar · Personal (Telecom Argentina) (4G/LTE, 5G where supported). Population coverage is about 80%. It picks the network with the strongest signal automatically, so there is nothing to set up.

Can I keep using my Korean number while travelling in Argentina?

Yes. The eSIM works as a data-only second line, so your Korean SIM and number stay as they are. Use the Yeohaengyusim eSIM for data only, and keep receiving calls, texts and KakaoTalk on your Korean number.

Can I add to or extend my Argentina eSIM plan?

Yes. When you use up your data or the plan period ends, you can buy a new plan at any time. Keep using the eSIM profile you already installed; there is no need to install it again, so you carry on without interruption.

Can I use tethering (hotspot) in Argentina?

Yes. In Argentina you can share your eSIM data with other devices such as a laptop or tablet by tethering (hotspot). Shared data also comes out of your plan allowance, so if you tether a lot we recommend choosing a little more data.

Do I set up the eSIM before I leave or after I arrive?

We recommend installing it (registering the QR code) before you leave, while you have Wi-Fi. Data starts when you turn on data roaming after you arrive in Argentina. Just remember "set up before you leave, switch on when you arrive" and you can use the internet as soon as you land.

Argentina eSIM plans

Instant delivery

A travel eSIM for Argentina starts from ₩4,204 and works as soon as you buy it. In Argentina it connects automatically to local networks such as Claro · Movistar · Personal (Telecom Argentina) (4G/LTE, 5G where supported), with population coverage of about 80%. Install it with the QR code before you leave and you can use the internet as soon as you land, with no roaming setup.

Sent instantly by email
30-day refund
Customer support in Korean
Credit card · Apple Pay

Argentina eSIM at a glance

Price: From ₩4,204
Local networks: Claro · Movistar · Personal (Telecom Argentina)
Network: 4G/LTE
Activation: QR code — install before you leave
Recommended data: Maps and messaging 1 GB a day · more room 2 GB a day · video: unlimited

eSIM plans you can use in Argentina

Data	Validity	Price
Unlimited	1 day	₩4,204
Unlimited	3 days	₩19,573
Unlimited	5 days	₩30,874
Unlimited	7 days	₩42,175
Unlimited	10 days	₩49,709
Unlimited	15 days	₩67,791
Unlimited	30 days	₩125,050
1 GB	7 days	₩5,259
2 GB	15 days	₩10,533
3 GB	30 days	₩13,546
5 GB	30 days	₩21,080
10 GB	30 days	₩36,148
20 GB	30 days	₩57,244
50 GB	30 days	₩93,407

Argentina, where the passion of tango meets vast wilderness, is the highlight of any trip to South America. The exotic street scenes of Buenos Aires, the overwhelming roar of Iguazú Falls, the endless glaciers and grasslands of Patagonia—once you set foot in Argentina, it is hard to leave. Because you fly such a long way from Korea, your trip goes far more smoothly if Google Maps and translation apps work as soon as you land. Getting a local SIM means queuing, and you often need to communicate in Spanish. If you install a Yeohaengyusim eSIM in Korea in advance, you are online the moment you set foot in Ezeiza Airport in Buenos Aires. So that you are not left flustered in an unfamiliar part of South America at the end of a long journey, get well prepared with one eSIM.

Flight time from Korea

About 28–30 hours (including layovers)

Time difference

12 hours behind Korea (UTC-3, relative to KST)

Best season to go

October–November, March–April (spring and autumn)

Plug type

Type C and Type I (adapter needed)

Why an eSIM really helps in Argentina

Even for South America, Argentina is a country with large price swings and a complicated telecoms landscape. Buying a SIM card in the arrivals hall or in town may require showing your passport and filling in forms in Spanish, and paying is often a hassle because of exchange-rate issues. If you install a Yeohaengyusim eSIM in Korea in advance, you can skip all of that. In Argentina in particular, besides big cities like Buenos Aires, many travellers visit natural attractions far from the cities, such as Iguazú, Mendoza and Patagonia. The Claro and Movistar 4G/LTE networks provide about 80% nationwide coverage, so you can keep a relatively stable data connection at major sights and while travelling between cities. When you are checking a trekking route in real time or changing a local accommodation booking, knowing your internet will not drop is a great reassurance. You keep your existing Korean number as it is, so there is no worry about restoring your number when you get home.

Network coverage in Argentina

Carrier

Claro

+ Movistar

Network

4G/LTE

Coverage

80%

How do I install a Argentina eSIM?

1
Buy a plan
Choose a data plan for Argentina and complete payment.
2
Scan the QR code
Open the email we sent and point your phone camera at its QR code.
3
Install the eSIM
Complete the eSIM installation as prompted. Doing it before you leave is simplest.
4
Connect on arrival
Once you land in Argentina, switch data roaming on and you're online.

1
Buy a plan
Choose a data plan for Argentina and complete payment.
2
Scan the QR code
Open the email we sent and point your phone camera at its QR code.
3
Install the eSIM
Complete the eSIM installation as prompted. Doing it before you leave is simplest.
4
Connect on arrival
Once you land in Argentina, switch data roaming on and you're online.

Which plan is right for me?

Short trip

For a short 3–7 day trip, an unlimited data plan is ideal.

Business trip

We recommend a high-data plan with plenty for video calls and email.

Long stay

Staying a month or more? A large-data plan gives the best value.

Family trip

Families sharing a connection across multiple devices should pick a tethering-enabled plan with a generous data allowance.

eSIM, local SIM or pocket Wi-Fi: what suits a trip to Argentina best?

	eSIM	Local SIM	Pocket Wi-Fi
Activation	Instant (QR code)	Buy locally	Pick up / delivery
Setup	2 minutes	SIM swap needed	Separate device
Price	From ₩4,204	₩10,000~50,000	₩5,000~15,000/day
Network	Local 4G/LTE	Local 4G/LTE	Local 4G/LTE
Devices	1 smartphone	1 smartphone	Up to 5
Flexibility	Top up any time	Fixed data	Daily rental
Best for	Ideal for travellers	Long stays	Families / groups

How about these destinations?

Bolivia

Brazil

Chile

Colombia

Ecuador

French Guiana

Guyana

Paraguay

Peru

Suriname

Uruguay

China

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Argentina eSIM FAQ

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