The USA has widespread 4G LTE and growing 5G coverage across major cities. An eSIM gets you connected on landing without expensive roaming charges or airport SIM shops.
Updated March 2026
Americano — 3 GB
Airalo's USA plans run on T-Mobile's network, offering solid coverage in cities and suburbs. The 3 GB plan is perfect for a short trip, and upgrading to 10 GB is easy if you need more.
Get this dealSide-by-side comparison of the best eSIM deals for USA. Sorted by price.
| Provider | Plan | Data | Validity | Price | Price/GB | Network | |
|---|---|---|---|---|---|---|---|
| Best Deal Airalo | Americano 3GB | 3 GB | 30 days | £5.00 | £1.67 | T-Mobile | View |
| Airalo | Americano 10GB | 10 GB | 30 days | £13.00 | £1.30 | T-Mobile | View |
| Holafly | USA Unlimited | Unlimited | 7 days | £19.00 | N/A | T-Mobile | View |
| Saily | USA 5GB | 5 GB | 14 days | £7.49 | £1.50 | T-Mobile | View |
| Ubigi | USA 3GB | 3 GB | 30 days | £8.00 | £2.67 | AT&T | View |
| MobiMatter | USA 5GB | 5 GB | 15 days | £9.00 | £1.80 | T-Mobile | View |
Common questions about using an eSIM in USA.
Airalo offers the cheapest USA eSIM starting at £5.00 for 3 GB with 30-day validity. For heavier users, their 10 GB plan at £13.00 offers even better per-GB value at just £1.30/GB.
Coverage varies by park and provider. Major parks near cities tend to have decent coverage, but remote parks like Yellowstone or Grand Canyon have limited signal. Always download offline maps before visiting national parks.
Most travel eSIMs are data-only, meaning they do not include a US phone number for calls. However, you can use apps like WhatsApp, FaceTime, or Skype to make calls over your data connection.
For a 2-week road trip with daily navigation, social media, and messaging, plan for 5-10 GB. If you are streaming music in the car, lean towards 10 GB or unlimited.
T-Mobile is generally better for tourists visiting major cities, with fast 5G speeds and good urban coverage. AT&T can be better for rural areas and road trips through less populated regions.
Yes, an eSIM with data works perfectly for ride-sharing apps like Uber and Lyft. You can request rides, track your driver, and navigate with no issues using your eSIM data connection.