Cayman Islands Travel eSIM
A week in the Cayman Islands at standard use (about 1GB a day) costs US$97.60 on the 10GB, 30 day Cayman Islands (Caribbean) plan, and two weeks US$181.10 on the 20GB, 30 day plan.
Roams on FLOW, with 5G.
Your trip
About 1GB a day
Cayman Islands (Caribbean): 10GB, 30 daysUS$97.60
US$9.76 per GB
Birthday sale: 30% off with BIRTHDAY30 until 9 Oct.
The RoamMore Cayman Islands eSIM runs on FLOW with 5G, with plans of 1GB or more from US$14.10 and unlimited daily plans from US$8.90 a day, or one price for the whole trip on Endless, from US$50.20 for a week. Days start when it first connects in the Cayman Islands, not when you install it.
Light or heavy user? See trip costsFind my Cayman Islands planHow much data do I need?
Cayman Islands eSIM key facts
- Networks
- FLOW (5G)
- Cheapest plan, 1GB or more
- US$14.10 for 1GB, 7 days
- Best price per GB
- US$9.05 per GB on 20GB, 30 days (US$181.10)
- Plans
- 10: 6 fixed, 4 unlimited daily
- Popular plans
- 1GB, 7 days: US$14.10
- 3GB, 30 days: US$36.10
- 10GB, 30 days: US$99.60
- 20GB, 30 days: US$181.10
- Unlimited daily
- from US$8.90 a day (500MB a day at full speed)
- Endless, one trip price
- US$50.20 for a week at 500MB a day
- Regional plans that also cover it
- Days start
- On first connection in the Cayman Islands
- Install window
- 180 days from purchase
- Internet exit (breakout)
- United Kingdom
- Hotspot
- Allowed on the daily plans
- Calls and texts
- Data only; app calls work
Prices and networks checked 27 Sep 2026 from our live catalogue. Reviewed by Nicholas, founder.
Cayman Islands eSIM data plans
One block of data for a set number of days. Prices in USD, updated 27 Sep 2026.
Enter code BIRTHDAY30 at checkout for 30% off every plan below.
| Data | Valid for | Price | Buy |
|---|---|---|---|
| 1GB | 7 days | $14.10 USD | Buy |
| 3GB | 15 days | $34.10 USD | Buy |
| 3GB | 30 days | $36.10 USD | Buy |
| 5GB | 30 days | $55.50 USD | Buy |
| 10GB | 30 days | $99.60 USD | Buy |
| 20GB | 30 days | $181.10 USD | Buy |
Buy sends you to our shop's secure Stripe checkout. Your eSIM installs right after checkout, with a copy by email.
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Unlimited Cayman Islands eSIM: daily plans
A fresh block of full-speed data every day, then unlimited at reduced speed. Rows marked Endless open Endless, where you pick your days and pay one price for the whole trip.
Enter code BIRTHDAY30 at checkout for 30% off every plan below.
| Full speed / day | Billing | Price / day | Buy |
|---|---|---|---|
| 500MB | per day | $8.90 USD | Choose |
| 1GB | per day | $13.40 USD | Choose |
| 2GB | per day | $23.30 USD | Choose |
| 10GB | per day | $88.90 USD | Choose |
One price for your whole trip: Cayman Islands unlimited eSIM
How much is a Cayman Islands eSIM for one or two weeks?
The cheapest plan that covers each trip: one of these, or a regional plan that covers it where that costs less or none here is big enough.
| Data use | One week | Two weeks |
|---|---|---|
| Lightabout 300MB a day | US$33.80Cayman Islands (Caribbean): 3GB, 30 days | US$55.505GB, 30 days |
| Standardabout 1GB a day | US$97.60Cayman Islands (Caribbean): 10GB, 30 days | US$181.1020GB, 30 days |
| Heavyabout 2GB a day | US$151Endless, 2GB a day | US$300Endless, 2GB a day |
Cayman Islands eSIM FAQ
How much is a Cayman Islands eSIM for a week?
Standard use, about 1GB a day, costs US$97.60 on the 10GB, 30 day Cayman Islands (Caribbean) plan; light use (300MB a day) US$33.80 (Cayman Islands (Caribbean): 3GB, 30 days) and heavy use (2GB a day) US$151 (Endless, 2GB a day).
How much is a Cayman Islands eSIM for two weeks?
Standard use, about 1GB a day, costs US$181.10 on the 20GB, 30 day plan; light use (300MB a day) US$55.50 (5GB, 30 days) and heavy use (2GB a day) US$300 (Endless, 2GB a day).
Does the Cayman Islands eSIM have 5G?
Yes: FLOW runs 5G in the Cayman Islands. 5G needs a 5G phone and a 5G signal where you are.
Which networks does the Cayman Islands eSIM use?
It connects to FLOW (5G), our partner network in the Cayman Islands.
Which regional eSIM also covers Cayman Islands?
The Caribbean eSIM includes the Cayman Islands and covers up to 25 countries on one plan, from US$14.60, handy if the trip also takes in the Dominican Republic or Grenada.
Can I share the Cayman Islands eSIM data by hotspot?
Yes, on the daily plans, from US$8.90 a day; hotspot use counts toward the same daily allowance.
When do the days start on the Cayman Islands eSIM?
On first connection in the Cayman Islands, not at purchase or install. Install it on wifi before you fly, up to 180 days after buying.
Can I make calls with the Cayman Islands eSIM?
No, it is data only, with no Cayman Islands number: WhatsApp and FaceTime calls work over the data.
Where does the Cayman Islands eSIM connect to the internet from?
From the United Kingdom, so apps may see you there rather than in the Cayman Islands, which mostly matters to banking and streaming.
Heading somewhere else?
One eSIM can cover a whole region, handy for multi-country trips.
Travel eSIM guides for the Cayman Islands
Ready to land online in the Cayman Islands?
Pick your data, install before you fly, connect the second you arrive. Find my Cayman Islands plan