Best 21-day eSIM for Americas

Travelling Americas for 21 days (3 weeks)? A regional eSIM keeps you connected across multiple countries without swapping SIM cards. One plan, instant QR delivery, no contract.

Starting from (Free)
฿595.00
Pro — save 7%
฿553.35
Premium — save 12%
฿523.60

21-day regional plans — Americas

Best Value
Americanmex
3 GB
30 days validity · 3 countries
฿595.00
฿198.45/GB
Island Hopper
3 GB
30 days validity · 26 countries
฿735.00
฿245.00/GB
Americanmex
5 GB
30 days validity · 3 countries
฿892.50
฿178.50/GB
Island Hopper
5 GB
30 days validity · 26 countries
฿1,137.50
฿227.50/GB
Americanmex
10 GB
30 days validity · 3 countries
฿1,610.00
฿161.00/GB
Island Hopper
10 GB
30 days validity · 26 countries
฿1,715.00
฿171.50/GB
View all Americas plans →

Other trip lengths — Americas

3-day Americas eSIM5-day Americas eSIM7-day Americas eSIM10-day Americas eSIM14-day Americas eSIM30-day Americas eSIM

Countries in Americas

21-day Antigua and Barbuda21-day Argentina21-day Bahamas21-day Barbados21-day Belize21-day Bolivia21-day Brazil21-day Canada21-day Chile21-day Colombia21-day Costa Rica21-day Cuba21-day Dominica21-day Dominican Republic21-day Ecuador21-day El Salvador21-day Grenada21-day Guatemala

FAQ — 21-day Americas eSIM

What eSIM covers Americas for 21 days?
A regional Americas eSIM covers multiple countries in one plan. Look for validity_days ≥ 21. LTE.app regional plans include countries across Americas — no SIM swapping between borders.
Regional vs country-specific eSIM for 21 days?
A regional plan is best if you're crossing multiple countries. If you're staying in one country for the whole 21 days, a country-specific plan typically offers more data per dollar.
When should I install my Americas eSIM?
Install at home before you fly, over Wi-Fi. Activation begins when you land. You'll have LTE from the moment you arrive — no SIM card queue.
Save on every trip with membership
Pro 7% off · Premium 12% off · Smart Coach AI
Download LTE.app →
Best 21-day Americas eSIM (2026) — LTE.app