Best Cayman Islands eSIM: 140 Plans ComparedQuick answer
For most visitors, a good eSIM for the Cayman Islands is Nomad’s 5 GB plan for 30 days at $19: enough data for a week of maps, messaging and some browsing. For a one-day cruise stop, Airalo’s 1 GB for 3 days at $7.50 is the cheapest verified short plan. If you stream or work online, Airalo’s unlimited plan costs $29.50 for 5 days. Airalo’s Cayman “unlimited” plans slow down after a daily allowance; the table shows the details.
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Get the Nomad 5 GB plan (opens provider site) Other picks below
Cheapest per GB
$49.99
5 GB/day (150 GB total) • 30 days
Checked Nov 9, 2026
Get plan (opens provider site)How long are you in the Cayman Islands?
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| Provider | Data | Valid | Price | $/GB | Network | Hotspot | Buy |
|---|---|---|---|---|---|---|---|
 GlobaleSIMVerified Nov 9 Cheapest 4-10 days | 1 GBIncludes a number | 7 days | $5.00 | $5.00 | Flow | Not stated | Get this plan (opens provider site) |
 MobiMatterRegional plan (Americas)Verified Oct 26 | 1 GB | 7 days | $5.49 | $5.49 | Not stated | Yes | Get this plan (opens provider site) |
 GigSkyVerified Nov 9 Cheapest 1-3 days | 3.5 GB | 1 day | $6.99 | $2.00 | Not stated | Not stated | Get this plan (opens provider site) |
 BreezeVerified Oct 26 | 1 GB | 7 days | $6.99 | $6.99 | Not stated | Not stated | Get this plan (opens provider site) |
 UbigiRegional plan (Caribbean)Verified Nov 9 | 1 GB | 7 days | $7.00 | $7.00 | Digicel | Not stated | Get this plan (opens provider site) |
 KoletVerified Nov 2 Cheapest 21+ days | 1 GB | 30 days | $7.49 | $7.49 | Flow | Not stated | Get this plan (opens provider site) |
| MobiMatterRegional plan (Americas)Verified Oct 12 | 1 GB | 7 days | $7.49 | $7.49 | Not stated | Yes | Get this plan (opens provider site) |
 AiraloAtlantis TelecomVerified Nov 9 | 1 GB | 3 days | $7.50 | $7.50 | Flow | Not stated | Get this plan (opens provider site) |
 YesimVerified Nov 9 | 1 GB | 30 days | $7.92 | $7.92 | Digicel, Flow | Yes | Get this plan (opens provider site) |
 RoamlessRegional plan (Caribbean)Verified Nov 9 | 1 GB | 30 days | $7.95 | $7.95 | Digicel | Yes | Get this plan (opens provider site) |
Prices in USD, checked Nov 9, 2026. Rows marked "Not yet verified" haven't been checked on the provider's own site yet; we work through them each month. How we compare
Not sure you need one? Do I need an eSIM? compares it with roaming, a local SIM and Wi-Fi. Staying a week or more? Our vacation eSIM guide covers plan length and how much data you need.
Keeping your own phone plan or staying a week? Using your phone in the Cayman Islands compares roaming, Digicel and Flow prepaid plans and an eSIM.
On a cruise stop in the Cayman Islands
Grand Cayman has no cruise pier: ships anchor off George Town and small boats (tenders) bring passengers ashore. Turn the eSIM on once you’re on land. Stops are usually one day, so a 3-day plan is plenty.
Keep cellular data off while the ship is at sea and switch the eSIM on once you’re ashore. Our Caribbean cruise eSIM guide explains why, and how to cover several islands with one plan. For data at sea, our ship Wi-Fi guides compare each line’s packages with a cruise eSIM: Royal Caribbean, Carnival, Norwegian, MSC and Princess.
Which network will I be on?
The Cayman Islands’ main mobile networks are Flow and Digicel. Airalo (its Cayman plan is called Atlantis Telecom) and Nomad say they use Flow. Other providers in the table don’t always say which network they use; those rows show “Not stated”.
Grand Cayman, Cayman Brac and Little Cayman
A Cayman Islands plan covers all three islands. Cruise visitors only see Grand Cayman, but if you’re flying on to Cayman Brac or Little Cayman for diving, the same eSIM is valid there. We haven’t checked signal on the sister islands, so download dive-shop details and maps before you fly.
Common questions
Does an eSIM work in the Cayman Islands?
Yes. Travel eSIMs from Airalo, Nomad, Holafly and others connect to local networks in the Cayman Islands (Flow and Digicel). Your phone must support eSIM and be unlocked.
What’s the cheapest eSIM for the Cayman Islands?
The cheapest verified short plan is Airalo’s 1 GB for 3 days at $7.50 (checked ). The table above is sorted by price, so the first rows are the cheapest for each trip length.
Does a Cayman Islands eSIM work on Cayman Brac?
Yes, the plan covers the whole country, including Cayman Brac and Little Cayman. We haven’t tested signal there yet, so check the network your plan uses before you rely on it.
Can I use my eSIM on the tender to George Town?
Wait until you’re on land. On the tender you may still be in range of the ship’s network, which travel eSIMs don’t cover and home carriers bill at high rates.