Prepaid data for Guam from €8.76 (unlimited, 4 days). Install the eSIM before departure, activate when you land — no roaming contract, your home SIM stays in place. Prices from the Airalo catalog as of 2026-07-21; the checkout confirms the final price.
Each plan opens Airalo's Guam page with the full current selection — the catalog rotates occasionally, so a plan may appear as a close equivalent at checkout.