A Slashtel travel eSIM for Portugal connects to NOS, Vodafone or MEO, up to 5G. Your phone picks the strongest signal automatically.
Portugal has three mobile networks: NOS, Vodafone and MEO, and your travel eSIM joins whichever is strongest where you are, with 5G available. Plans start from $2.59. The eSIM is data only, so your own SIM stays in for calls and bank texts. Portugal had 124 mobile subscriptions per 100 people when checked on 31 October 2026.
Last checked: October 2026
Your eSIM uses the three Portuguese networks, NOS, Vodafone and MEO, and chooses between them automatically. The phone joins the strongest partner network wherever it is, and the eSIM cannot be locked to one carrier. You do not pick a network or change a setting to move between them.
This matters for a short trip. You land, the eSIM connects, and it works with whichever of the three networks gives the better signal at that spot. Move from the airport to the coast or inland and the phone can switch again without input from you.
The product is a data-only travel eSIM on a country plan. There is no local phone number. WhatsApp and app calls work over data, and your own SIM stays in the phone for calls and bank texts.
To get started:
5G is the current generation on the Portuguese networks, and your eSIM can use it where it is available. Mobile coverage reaches most of the country, which fits the wider picture: 124 mobile subscriptions per 100 people and 88 percent of the population using the internet, according to ITU data via the World Bank.
Those figures describe a market where mobile data is normal rather than a luxury, in cities and along main routes alike. For a visitor this means the eSIM is a practical way to stay connected for maps, messages and bookings.
Coverage and speed vary by location and by which of the three networks your phone is on at the time. The eSIM handles that choice for you. If data does not start after you land, turn on data roaming for the eSIM line. The APN is set automatically on most phones.
Plan sizes include 1, 2, 3, 5, 10, 20 and 50 GB, over 7, 15 or 30 days. Prices are in US dollars, shown before payment, with nothing added at checkout.
Your phone will work in Portugal on this eSIM if it supports eSIM and is carrier unlocked. Most recent iPhone, Samsung Galaxy and Google Pixel models do. A locked phone cannot install a travel eSIM, so check with your home carrier before you buy.
The eSIM is data only, so there is no local number to share and no roaming charge from your home operator for this line. Your own SIM stays in the phone and keeps its number for incoming calls and bank texts.
Because the eSIM joins the strongest partner network automatically, there is no manual network selection to make on arrival. The phone must be unlocked for that to work with a travel eSIM.
If you need more data later, you can add it to the same eSIM online without a new QR code. That keeps the setup simple on a longer stay.
Install the eSIM on Wi-Fi before your flight, not at the airport on mobile data. The QR code arrives by email in minutes after payment. Your plan days start when the eSIM first connects in Portugal, so installing early does not use up your validity.
Keep your own SIM in the phone for calls and bank texts, and use the eSIM line for data. On most phones the APN is set automatically. If data does not start once you are in Portugal, turn on data roaming for the eSIM line.
Pay by Apple Pay, Google Pay or a card your bank confirms. Prices are in US dollars and shown before payment, with nothing added at checkout. Plans start from $2.59.
Check your phone supports eSIM and is carrier unlocked well before departure. That one check avoids most problems, and it takes a minute in your phone settings. Facts on this page were checked on 31 October 2026.
| Network | Best available |
|---|---|
| NOS | 5G |
| Vodafone | 5G |
| MEO | 5G |
| Data | Validity | Price | Per GB |
|---|---|---|---|
| 1GB | 7 days | $2.59 | $2.59 |
| 2GB | 15 days | $3.69 | $1.85 |
| 3GB | 15 days | $3.99 | $1.33 |
| 3GB | 30 days | $3.89 | $1.30 |
| 5GB | 30 days | $5.39 | $1.08 |
| 10GB | 30 days | $8.49 | $0.85 |
| 20GB | 30 days | $14.19 | $0.71 |
| 50GB | 30 days | $35.29 | $0.71 |
Portugal eSIM in your language: Français · Español · Português · 日本語
Most unlocked 4G and 5G phones work in Portugal. Your own SIM works only if your home network has a roaming deal there, often at a daily charge. A travel eSIM adds local data on NOS, Vodafone or MEO without roaming fees, as long as your phone supports eSIM.
Travel eSIMs in Portugal connect to NOS, Vodafone or MEO. Network choice is automatic and depends on where you are.
A Slashtel eSIM for Portugal connects to NOS, Vodafone or MEO. Your phone joins the strongest available network automatically as you move around.
Yes, 5G is available on partner networks in Portugal where coverage reaches and your phone supports it. Elsewhere you connect on 4G.
No. The eSIM selects the network with the best signal automatically, which keeps you connected as you travel. It cannot be locked to one carrier.
Validity starts when your eSIM first connects to a network in Portugal, so you can buy and install it before you fly.
Portugal has three mobile networks: NOS, Vodafone and MEO. Your travel eSIM joins the strongest partner network automatically wherever you are and cannot be locked to one carrier, so you do not choose a network yourself.
5G is the current generation on the Portuguese networks, and the eSIM can use it where available. Coverage and speed vary by location and by the network your phone is on at the time, so results differ between cities, coast and inland areas.
It will if your phone supports eSIM and is carrier unlocked. Most recent iPhone, Samsung Galaxy and Google Pixel models do. A locked phone cannot install a travel eSIM, so check with your home carrier before buying.
Buy the plan, receive the QR code by email in minutes, then install the eSIM on Wi-Fi before your flight. Your days start when the eSIM first connects in Portugal. Keep your own SIM in for calls and bank texts.
The APN is set automatically on most phones. If data does not start after you land, turn on data roaming for the eSIM line in your phone settings. The eSIM still joins the strongest partner network automatically.
Network list from our live supplier data. Networks are chosen automatically for the best signal and can vary by location and over time. All countries →