Island by island pricing for cruise ports and beach holidays; several islands share a network group so one plan can cover more than one stop.
Visiting two countries, for example Martinique and Guadeloupe? Two per-country plans cost $19.98 together; the regional plan is $29.39, so two per-country plans are still cheaper, the regional plan wins from three countries or for its larger data allowance.
Best value = lowest price per GB among plans of 7 days or more. Live prices, refreshed every few hours; the plan page shows every size and duration.
| Country | Best value plan | Price | Per GB | From | Networks | |
|---|---|---|---|---|---|---|
| Martinique | 10GB · 30 days | $9.99 | $1.00 | $1.99 | Orange, 5G | Plans |
| Guadeloupe | 10GB · 30 days | $9.99 | $1.00 | $1.99 | Orange, 5G | Plans |
| Dominican Republic | 20GB · 30 days | $47.49 | $2.37 | $4.69 | Altice, 4G | Plans |
| Puerto Rico | 5GB · 30 days | $14.39 | $2.88 | $4.29 | AT&T, 5G | Plans |
| Barbados | 3GB · 15 days | $22.09 | $7.36 | $9.69 | FLOW, 4G | Plans |
| Curaçao | 3GB · 15 days | $22.09 | $7.36 | $9.69 | Chippie, 4G | Plans |
| St. Lucia | 3GB · 15 days | $22.09 | $7.36 | $9.69 | FLOW, 4G | Plans |
| St. Kitts & Nevis | 3GB · 15 days | $22.09 | $7.36 | $9.69 | FLOW, 4G | Plans |
| Bahamas | 5GB · 30 days | $37.09 | $7.42 | $9.69 | BTC, 4G | Plans |
| Jamaica | 5GB · 30 days | $37.09 | $7.42 | $8.89 | FLOW, 4G | Plans |
| Cayman Islands | 5GB · 30 days | $37.09 | $7.42 | $9.69 | FLOW, 4G | Plans |
| Antigua & Barbuda | 5GB · 30 days | $37.09 | $7.42 | $9.69 | FLOW, 4G | Plans |
| Grenada | 5GB · 30 days | $37.09 | $7.42 | $9.69 | FLOW, 4G | Plans |
| British Virgin Islands | 5GB · 30 days | $37.09 | $7.42 | $9.69 | FLOW, 4G | Plans |
| Turks & Caicos Islands | 5GB · 30 days | $45.09 | $9.02 | $10.79 | FLOW, 4G | Plans |
| Trinidad & Tobago | 3GB · 15 days | $28.09 | $9.36 | $10.99 | Digicel, 4G | Plans |
| Bermuda | 5GB · 30 days | $51.59 | $10.32 | $12.29 | One, 4G | Plans |
| Aruba | 3GB · 15 days | $42.09 | $14.03 | $17.49 | SETAR, 4G | Plans |
| St. Vincent & Grenadines | 3GB · 15 days | $43.39 | $14.46 | $16.79 | FLOW, 4G | Plans |
| Haiti | 3GB · 15 days | $45.69 | $15.23 | $17.69 | Digicel, 4G | Plans |
| Belize | 3GB · 15 days | $49.39 | $16.46 | $19.29 | DigiCell, 4G | Plans |
No. The Caribbean (20+ areas) plan covers 13 of the 21 countries in this table with one eSIM, from $29.39 for 3GB over 30 days. For a single-country trip the per-country plan is usually cheaper per GB.
Martinique: 10GB for 30 days at $9.99, which is $1.00 per GB. Prices are pulled from the live catalogue and refreshed every few hours.
On most plans, on first connection to a network in the destination, not at purchase. Install on Wi-Fi before you fly and leave the line off until you land. A few plans start on installation or at purchase, and the buy box says so before you pay.
Yes, hotspot and tethering work on Slashtel data eSIMs unless the plan page says otherwise.
The eSIM connects to one of the partner networks listed per country and picks the strongest signal automatically; the network cannot be chosen by hand.
Prices in USD, live from the Slashtel catalogue as of 2026-11-12; your currency is shown where selected. Data only, no phone number.