Argentina eSIM providers at a glance

ProviderDataDurationPriceHotspot
Airalo Top pick1 – 20 GB7 – 30 days$4.50 – $26YesDetails →
Yesim Unlimited1 – Unlimited3 – 30 days$2.00 – $55YesDetails →
Saily1 – 20 GB7 – 30 days$3.49 – $24YesDetails →
DrimsimPay-as-you-goNo expiry~$4.50/GBYesDetails →

Entry-level pricing only; regional plans, longer windows and bundle deals require visiting the provider site directly.

Detailed provider reviews for Argentina

Airalo

Recommended

Airalo's Argentina plan ('Argentino') runs primarily on Claro, which has the broadest rural footprint and is the right choice if your trip extends beyond Buenos Aires. The 5 GB / 30-day plan is the practical sweet spot for most travellers — enough for BA plus a Patagonia or Mendoza side trip. Airalo also has a SouthAm regional plan covering Argentina, Brazil, Chile, and others, which is the better pick for a multi-country South America itinerary.

1 GB
$4.50 · 7 days
3 GB
$8.50 · 15 days
5 GB
$11.50 · 30 days
10 GB
$16.00 · 30 days
20 GB
$26.00 · 30 days
Pros
  • Runs on Claro — best rural coverage in Patagonia and Mendoza
  • Activate before flying, working signal at Ezeiza on landing
  • SouthAm regional plan for Brazil/Chile combos
  • Hotspot enabled on every tier — useful for tethering laptops
  • Solid Spanish-language support if something fails
Cons
  • Saily's 1 GB is $1 cheaper on similar networks
  • No unlimited tier — heavy users in BA need Yesim
  • Patagonia coverage gaps not solved by any provider
  • 20 GB plan is overkill for most Argentina trips
Visit Airalo →

Yesim

Best price

Yesim's network-hopping between Claro, Personal, and Movistar is genuinely useful in Argentina — different operators have stronger signal in different parts of the country, and SwitchLess picks whichever works without manual intervention. The $12 / 10 GB / 30-day plan is the best value for a two-week trip combining BA with Patagonia or Mendoza. The unlimited plan suits anyone working remotely from Palermo or San Telmo for a month.

1 GB
$1.50 · 3 days
5 GB
$7.50 · 14 days
10 GB
$12.00 · 30 days
Unlimited
$27.60 · 7 days
Pros
  • Network-hopping helps in regions where one operator is weak
  • $12 / 10 GB is best value for a two-week Argentina trip
  • Unlimited plan supports month-long Buenos Aires remote work
  • $1.50 starter perfect for a layover or quick Iguazú visit
Cons
  • May default to Movistar where Claro would be stronger
  • iOS-only VPN feature
  • Unlimited has a soft cap around 70 GB
  • Less name recognition than Airalo
Visit Yesim →

Saily

Privacy-focused

Saily runs on Claro Argentina similar to Airalo, with $1 cheaper entry pricing and the built-in ad blocker on top. The blocker is actually meaningful in Argentina because ad-tech on local sites (Clarín, La Nación, the various peso/dollar rate trackers) is heavy and constantly refreshing. On a 3 GB plan you'll save 200-400 MB across a typical week. Saily is the right pick if you don't need a regional South America plan and want the best raw pricing on the same Claro coverage.

1 GB
$3.49 · 7 days
3 GB
$7.99 · 30 days
5 GB
$11.99 · 30 days
20 GB
$22.99 · 30 days
Pros
  • Cheapest 1 GB plan on similar Claro network as Airalo
  • Ad blocker noticeably trims data on Argentine news sites
  • 30-day window on 3 GB suits a typical Buenos Aires week
  • Nord Security parent — solid privacy reputation
Cons
  • No regional South America plan
  • Plan range jumps from 5 GB to 20 GB with no 10 GB
  • Ad blocker can interfere with local banking apps (Mercado Pago)
  • No unlimited option for digital nomads
Visit Saily →

Drimsim

Backup only

Drimsim's pay-as-you-go pricing in Argentina works out to roughly $4.50/GB, which is poor value compared to the alternatives — a 5 GB equivalent would cost around $22 vs Saily's $12. Where it earns its place: multi-country South America loops where you don't want to juggle separate eSIMs for Argentina, Chile, Brazil, and Peru. The no-expiry balance also suits irregular travellers who visit South America once a year.

Pay-as-you-go
~$4.00/GB
No expiry
Balance never expires
Pros
  • Single eSIM works across Argentina, Chile, Brazil, Peru, and beyond
  • Balance never expires — convenient for repeat visitors
  • Pay only for what you use — fits Wi-Fi-heavy Buenos Aires stays
  • Reliable backup if your primary eSIM has issues at Ezeiza
Cons
  • ~3x the per-GB cost of Saily for Argentina-only use
  • No volume discounts — heavy users overpay significantly
  • Not recommended as a primary plan for a focused Argentina trip
  • Top-up flow is dated
Visit Drimsim →

How much data do you need in Argentina?

Argentina is a country of extremes for data planning. Buenos Aires is densely covered, full of café Wi-Fi (Starbucks, Havanna, Le Pain Quotidien all reliable), and easy to navigate on a small data budget. The moment you fly south to Patagonia or west to the Mendoza vineyards, the math changes completely — distances are huge, gaps in coverage stretch for hours of driving, and you'll lean on your phone for navigation in places where there's no Wi-Fi for 200 km in any direction.

The peso situation also pushes data use up. With inflation having reshaped how everything is priced, you'll be checking the blue dollar rate constantly (apps like DolarHoy or Ámbito Financiero), comparing card rates before paying, and using Western Union or wire-transfer apps for cash exchanges. None of this is heavy individually, but it adds up across a two-week trip.

Our recommendation: 3 GB for a Buenos Aires-only week. 5 GB for BA plus a long weekend in Mendoza or Iguazú. 10 GB for a two-week trip including El Calafate, El Chaltén, or Bariloche.

Network coverage in Argentina

Argentina has three main carriers: Claro (América Móvil), Personal (Telecom Argentina), and Movistar (Telefónica). All three are 4G LTE in Buenos Aires, Córdoba, Rosario, Mendoza, and the major Patagonian towns. 5G has rolled out in central Buenos Aires and parts of Córdoba, but it's still patchy and most eSIMs default to 4G. Claro tends to have the largest rural footprint, particularly in northern Patagonia and the wine country around Mendoza.

Patagonia is the test case. Between El Calafate and El Chaltén — a 220 km drive most travellers do — you'll lose all signal for long stretches. The Ruta 40 south of Bariloche, the road into Torres del Paine (across the Chilean border), and the Perito Moreno glacier approach all have dead zones. No eSIM solves this; download offline maps before driving.

Tips for using an eSIM in Argentina

Local SIMs are technically possible but bureaucratically painful. Argentine carriers require a DNI (Argentine ID number) to register a prepaid SIM, and while some workaround shops exist near Retiro bus station and the Buenos Aires airports, the process is informal and prices fluctuate with the peso. An eSIM bought before flying skips the entire problem.

The cheapest plans are priced in dollars, not pesos. Every eSIM provider on this page charges in USD, which means your effective cost stays the same regardless of what the exchange rate does between booking and arrival. Argentine prepaid SIMs sold in pesos can look extremely cheap one week and expensive the next — the eSIM removes that volatility.

Iguazú Falls has surprisingly good coverage on both the Argentine and Brazilian sides — Claro and Personal both run towers near the visitor centres, and the trail down to the Devil's Throat has signal for most of its length. You don't need a separate Brazilian eSIM unless you're staying overnight in Foz do Iguaçu.

Patagonia hotels often have weak Wi-Fi. The smaller hosterías in El Chaltén and El Calafate run satellite or microwave links shared across all guests, and during evenings (when everyone tries to stream or video call) speeds drop to barely functional. A cellular eSIM as backup is worth it.

Why eSIM is the best choice in Argentina

Argentina's local SIM bureaucracy is the main reason eSIMs make sense here. Without a DNI, buying a Claro or Movistar SIM requires either an informal workaround (paying a Buenos Aires kiosk owner extra) or registering through a hotel concierge — neither is reliable or worth the hassle for a two-week trip. An eSIM activated before you land removes this entirely.

The other reason is currency volatility. A SIM that costs 8,000 pesos when you book might cost 12,000 by the time you arrive. eSIM providers price in USD, so your actual cost is locked in at purchase regardless of what happens to the peso during your trip.

Frequently asked questions

Technically yes, but it's painful. Argentine carriers require a DNI (national ID number) to register a prepaid SIM, and tourists don't have one. Workarounds exist — informal kiosks near Retiro and some airport stores will register a SIM in their own name for a fee — but the process is unreliable and prices in pesos fluctuate with inflation. An eSIM bought in USD before you fly skips the entire problem.
Yes in the towns themselves, no on much of the road between them. El Calafate, El Chaltén, Bariloche, and Ushuaia all have full 4G coverage from at least one operator (usually Claro is strongest). The driving routes between them — particularly Ruta 40 sections and the road from El Calafate to El Chaltén — have long dead zones with no signal at all. Download offline maps before driving anywhere in Patagonia.
If you're just doing the Brazilian side as a day trip from Puerto Iguazú, your Argentine eSIM will stop working the moment you cross. Cellular signal at Foz do Iguaçu's main viewpoints is good on Brazilian carriers though, so you could rely on park Wi-Fi (limited) or buy a small Brazil eSIM separately. For longer Brazil trips, a Mercosur regional plan from Airalo covers both.
Yes, but it's still rolling out. Claro, Personal, and Movistar have all launched 5G in central Buenos Aires (Palermo, Recoleta, microcentro) and parts of Córdoba and Rosario. Coverage is patchy outside these zones and most eSIMs default to 4G LTE — which is consistently fast in BA anyway, so the practical difference is small for tourists.
It doesn't, which is the point. All four eSIM providers on this page charge in USD, locked in at purchase. Argentine prepaid SIMs sold in pesos can look cheap on Monday and expensive on Friday depending on inflation and the dollar rate. With an eSIM, you know exactly what you're paying upfront.