How to Avoid International Roaming Charges

International roaming charges are one of the most unpleasant surprises a traveler can face. You land in another country, check a map or send a message, and come home to find an extra $50, $100, or even $200 on your phone bill. This happens because your carrier connects you through a foreign network when you use your phone outside the US, and charges you extra for that access.

The good news: you can avoid these charges if you prepare before your trip. Call your carrier before you leave and ask about international roaming on your plan. Some plans include free or discounted service in certain countries, especially Canada and Mexico. Others offer a temporary international pass for a flat daily fee, often cheaper than standard roaming rates.

If your carrier doesn't offer good international options, you have two alternatives: use Wi-Fi only while abroad, or buy a local SIM card. Wi-Fi Calling (covered in a separate guide) lets you make calls and texts over Wi-Fi at no extra charge. Stay on hotel or restaurant Wi-Fi, turn off cellular data, and use apps like WhatsApp, FaceTime, and iMessage to talk for free.

For longer trips or destinations where you will need consistent data access, purchasing a local SIM card from a phone shop in your destination country is often the most cost-effective option. A local SIM gives your phone a temporary local phone number and a data plan for that country, usually for $10 to $30 for a week or two of service. This requires that your phone be unlocked — something you can confirm with your carrier before you leave.

Another option that has become popular recently is eSIM technology. Some newer phones support eSIM, which lets you download a temporary international phone plan without swapping a physical SIM card. Services like Airalo let you purchase an eSIM plan for almost any country in the world for affordable rates.