Avoiding expensive roaming fees while traveling internationally requires a combination of planning, research, and leveraging technology. Check the options here.

Combining the physical SIM ... cheapest way to roam on Verizon is for a total cost of $100, the cap for a month of roaming charges. AT&T also offers similar packages to Verizon. The International ...

as well as free EU roaming, for just £20 per month thanks to this cracking SIM only deal. The EE SIM only deal delivers 60GB of data each month, which is more than enough for all but the most ...

Even so, renting a card is generally a much cheaper option than paying for an international roaming service. Specialized stores in major airports and cell phone companies often offer SIM card rental.