Find the best eSIM for Saint Helena, Ascension and Tristan da Cunha

There are 2 travel eSIM providers and 2 prepaid data plans available for Saint Helena, Ascension and Tristan da Cunha. While the range of choices is modest, travelers can still find a plan that suits their needs.

Currently, there are no unlimited data eSIM plans available for Saint Helena, Ascension, and Tristan da Cunha. Travelers visiting these destinations should estimate their likely data usage based on planned activities such as email, social media, maps, and web browsing. It is advisable to select an eSIM plan with a data allowance sufficient to comfortably cover these anticipated needs throughout the duration of the trip.

• Sure South Atlantic: The sole telecommunications provider in Saint Helena, Ascension Island, and Tristan da Cunha, offering mobile services including 2G and 4G/LTE networks.

There are no Mobile Virtual Network Operators (MVNOs) operating in these territories.

Travel eSIM plans that include a phone number and SMS for Saint Helena, Ascension and Tristan da Cunha are available through a few operators. Providers such as Roamify and Orange Travel offer 30‑day plans that give you inbound and outbound voice calls and SMS capability. The phone numbers on these plans use the French dialing code +33, so the numbers are not local Saint Helena, Ascension and Tristan da Cunha numbers. Prices for 50 MB data begin around $25 USD for Roamify and $35.99 USD for Orange Travel, and both plans include tethering where allowed.

If you require a local number, these plans will not satisfy that need. Travelers can still use data‑only eSIM options and make calls or send messages through VoIP apps such as WhatsApp, Telegram or iMessage over data, though access to such services should be confirmed in Saint Helena, Ascension and Tristan da Cunha before purchase.