Travel
internet
HelloRoam's 7 travel internet guides explain how data roaming works, what US carriers charge abroad, and when a portable hotspot or a travel eSIM fits your trip better. Start with what data roaming is, then read the guides for Colombia and China.
Ways to get online abroad
Pick the one that fits your trip. Each card links to the guide that explains it.
Data roaming
Your US plan works abroad. Your carrier sets the price.
Portable Wi-Fi
A pocket hotspot you carry, charge and share.
Travel eSIM
A data plan for where you are going, downloaded to your phone.
Read the guideeSIM vs Roaming
How much data do you need?
Add up maps, messages, video calls and streaming for your trip, then pick a plan that covers it.
Start with the basics
What Is Data Roaming? How US Carriers Charge You Abroad in 2026
What data roaming is, how US carriers bill it, and when to turn it on or off.More travel internet guides
Carrier roaming plans, what an MVNO is, and how to get online in Colombia and China.
Next steps
See how a travel eSIM compares with roaming, and how much data your trip needs.
HelloRoam eSIM
