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Whether you need a Puerto Rico SIM card comes down to one thing: Puerto Rico is a US territory. If you’re on a US plan with AT&T, T-Mobile, or Verizon, it works there as domestic usage. No roaming fees and nothing to buy. If you’re travelling from anywhere else, your home carrier bills Puerto Rico at international roaming rates, so you’ll want a local plan.

That leaves two options: a local prepaid SIM from Liberty, Claro, or T-Mobile, or a travel eSIM you set up before you fly. The easiest is the eSIM, especially if you’d rather not swap SIM cards or hunt for a store on arrival. Holafly’s eSIM for Puerto Rico offers unlimited data, 5G speeds, and 24/7 customer support — all instantly accessible as soon as your flight lands.

How to stay connected in Puerto Rico as a tourist

This comes down to three main options: using a local SIM card, getting a travel eSIM, or using international roaming through your home provider. 

  1. Roam with your home provider

If you’re traveling from the USA, it’s worth checking whether your existing mobile plan offers coverage in Puerto Rico. Because Puerto Rico is a US territory, some domestic networks treat data usage on the island as domestic usage. It’s worth a quick check of your plan terms if you’re with a smaller carrier or an MVNO, where the territories are sometimes handled differently.

From outside the US, roaming is the expensive option. Australian, UK, and Canadian carriers bill Puerto Rico at international rates — typically a daily roaming fee or per-megabyte charges that mount up over a two-week trip. Check what your charges are before you rely on them.

  1. Go for a local prepaid SIM card

Main carriers like Liberty Puerto Rico, Claro, and T-Mobile offer physical SIM cards to stay connected across the island. You can choose from prepaid packages with varying allowances. 

  1. Download a travel eSIM before departing 

The easiest option for tourists with eSIM-compatible phones is to purchase and download an eSIM plan online before arriving. With eSIM providers like Holafly, you won’t have to swap SIM cards or engage in long SIM registration processes. 

Disclaimer: The data in this article is accurate as of 2 October, 2026, and is subject to change.

Best Puerto Rico SIM card options

When comparing local providers in Puerto Rico, coverage across the main island, Vieques, and Culebra is relatively consistent, though speeds vary by location. Here is how Puerto Rico’s main mobile carriers compare. 

CarrierPrepaid dataPrice Contract-based?More information
Liberty 35 to 70 GB$35-60 USD per monthDepends on the plan
Claro 8 to 30 GB$20-115 per planDepends on the planPlans are valid in the US and Puerto Rico
T-Mobile50 GB to unlimited data$50-100 per monthYesPlan may include unlimited text and data in Canada & Mexico

Liberty Puerto Rico SIM card

Liberty lists a range of prepaid SIM card plans with varying data, voice, and minute allowances, including 35-70 GB of mobile data and up to unlimited talk and text. Some plans do not require a contract or credit check, which makes it more tourist-friendly. 

However, you will still need to swap your existing SIM card for another one, temporarily losing access to your original phone number. 

Claro Puerto Rico SIM card

Claro Puerto Rico offers eSIM and SIM cards for all plans. Some prepaid data plans include: 

  • The min data prepaid SIM plan: 8 GB for 30 days, $20 (data valid in PR and US)
  • The maxi data prepaid SIM plan: 30 GB for 30 days, $115 (data valid in the US)

Check out our detailed Claro SIM card guide on how to activate your SIM/eSIM in Puerto Rico. 

T-Mobile Puerto Rico

If you’re currently on a T-Mobile plan and traveling from the US, check whether roaming in Puerto Rico is included in your plan. Otherwise, you may be able to register for an Experience Beyond 2.0, Experience More 2.0, Essentials Saver 2.0, or Essentials 2.0 mobile plan. 

Where to buy a SIM card in Puerto Rico

If you choose to buy a local SIM card after landing, you can pick one up directly at the airport or at multiple store locations across the island:

  • Luis Muñoz Marín International Airport (SJU – San Juan): SJU is the main airport serving the island. You can find carrier desks, Viva Wyndham kiosks, and specialized shops like Caribe GSM in Terminals A, B, and C near baggage claim. There are also SIM vending machines near terminal checkpoints.
  • Secondary airports (BQN & PSE): Smaller regional airports, such as Rafael Hernández Airport (BQN) in Aguadilla and Mercedita Airport (PSE) in Ponce, have limited availability of SIM kiosks. It is easier to visit a carrier store in town. 
  • Official stores: Liberty, Claro, and T-Mobile retail stores are located throughout San Juan and Ponce, as well as in major shopping centers (such as Plaza Las Américas).
  • Convenience stores and supermarkets: Basic prepaid packs can also be purchased at SuperMax, Walmart, or pharmacy chains across the island.

When packing for your trip, keep your device accessories handy. Reviewing our list of what to pack for Puerto Rico can help ensure you do not forget essential items such as SIM removal tools or power banks.

What you need to buy a SIM card in Puerto Rico

There’s no SIM registration requirement in Puerto Rico. It follows US rules, so unlike most of Europe, Asia, and Australia, you won’t be handing over a passport or proving a local address — you can buy a prepaid SIM and use it the same day. What you do need: 

  1. An unlocked phone. This catches more visitors than anything else. If you’re on a carrier contract, your handset may still be locked — check before you fly, because unlocking from abroad is slow. While you’re at it, check if your phone is eSIM compatible.
  2. A payment method. Carrier stores take major credit cards, but airport kiosks and vending machines occasionally have terminal issues, so carry $20-40 USD in cash as a backup.
  3. Somewhere safe for your original SIM. You’ll be swapping it out, and losing it means losing access to your home number. 

No SIM swaps and unlimited data with Holafly’s eSIM for Puerto Rico 

If you want high-speed mobile data immediately upon landing at SJU without waiting in line at an airport kiosk, setting up a digital eSIM in advance is a practical choice. Holafly’s eSIM for Puerto Rico offers unlimited data, flexible plan durations, 24/7 customer support, and5G internet speeds. 

With Holafly, all travelers also benefit from Always On, which provides 1 GB of monthly backup data at no additional cost, ensuring you never lose access to essential messaging or navigation apps while traveling. Keep the eSIM installed to receive the backup data every month. 

FAQs about Puerto Rico SIM cards

Can you use a US SIM card in Puerto Rico?

Yes, you can use a US SIM card in Puerto Rico without extra charges if your plan is with a major US provider like T-Mobile, AT&T, or Verizon, as Puerto Rico is included in standard domestic coverage.

Do I need a SIM card for Puerto Rico?

If you are traveling from outside the United States, you will need a local SIM card or a travel eSIM to avoid expensive roaming rates from your home provider. US residents generally do not need a separate SIM.

Where can I get a SIM card at the Puerto Rico airport?

At San Juan’s Luis Muñoz Marín International Airport (SJU), you can buy a Claro SIM card or Liberty SIM card at carrier kiosks, vending machines, or retail shops in Terminals A, B, and C.

Traveling to destinations near Puerto Rico? Check out our helpful SIM card guides:

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Mahnoor Bangush

Mahnoor Bangush

SEO Content Writer

Born and raised in Queens, New York, I'm a Psychology graduate with a passion for writing that I've been nurturing since 2019. Over the years, I've enjoyed creating meaningful content across various niches, including sports, hospitality, and career development. At Holafly, I focus on crafting useful and inspiring pieces to make your adventures more effortless. One of the best perks of this role? Creating travel content always seems to inspire my next vacation destination!

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