AGAll Antigua and Barbuda eSIM plans compared
| Provider | Price (5GB) | Coverage | Rating | Best For |
|---|---|---|---|---|
| HelloRoam | $40.80 | FLOW | 4.9/5 | Best overall |
| Airalo | $16.00 | 200+ countries | 4.5/5 | Most destinations |
| Holafly | Unlimited | 160 countries | 4.2/5 | Heavy users |
Our top 3 picks for Antigua and Barbuda
We evaluated 5 eSIM plans available for Antigua and Barbuda, comparing them on verified pricing, network coverage, activation speed, and app quality. Five stood out.
Pros: Lowest price per GB, fast activation, Antigua and Barbuda coverage on FLOW. Cons: Newer brand, smaller community than Airalo.
| Tier | Duration | Discount | Starting price |
|---|---|---|---|
| Short Stay | 1-2 days | 4% off | $6.70$3.35/day · 2d |
| Week Package | 3-9 days | 8% off | $22.48$3.21/day · 7d |
| Extended Stay | 10-19 days | 11% off | $31.06$3.11/day · 10d |
| Monthly Package | 20-29 days | 15% off | $59.33$2.97/day · 20d |
| Long TermBest Value | 30-365 days | 18% off | $85.85$2.86/day · 30d |
Pros: 200+ countries, top-up available, largest community. Cons: Priced above newer competitors on some routes, support response times can vary.
Pros: Truly unlimited data, full-speed on most plans, live chat support 24/7. Cons: Premium pricing, no per-GB options available.
Network coverage in Antigua and Barbuda
FLOW (formerly Cable & Wireless) is the leading mobile operator in Antigua and Barbuda, providing 4G LTE across Antigua and 3G on Barbuda. FLOW covers English Harbour, Dickenson Bay, Jolly Beach, and all main resort zones. A secondary carrier, Digicel, also operates in Antigua, but FLOW is the dominant option for eSIM plans available to international visitors.
Coverage analysis
FLOW 4G covers the entire main island of Antigua including St. John's, English Harbour, Dickenson Bay, Jolly Harbour, Jolly Beach, and Half Moon Bay. V.C.
Bird International Airport has 4G in both terminals. Barbuda receives 3G/4G near Codrington and the main beach landing zones. Remote northern beaches on Barbuda are off-network.
Sailing in Falmouth Harbour and English Harbour maintains 4G for weather apps and race tracking during Sailing Week.
Activation
Install the HelloRoam eSIM QR code before your flight to V.C. Bird International Airport. FLOW activates automatically in the arrivals hall.
No SIM card purchase, no registration counter. Your device must be carrier-unlocked. iPhone XS or newer, Pixel 3a or newer, and Galaxy S20 or newer all support eSIM. Activation completes in under 2 minutes after landing.
Data usage tips
Budget 400-600 MB per day for beach bar and restaurant lookups, Google Maps for island navigation, and daily photo uploads from Antigua's beaches. Sailing Week attendees tracking race results, weather GRIB files, and marine VHF apps use 800 MB-1 GB per day. Barbuda day trips: download offline maps before boarding the ferry, as signal near the frigate bird sanctuary drops significantly.
Video calls home from English Harbour use 400-600 MB per hour.
How we evaluated plans for Antigua and Barbuda
Antigua and Barbuda eSIM prices reflect small Caribbean island infrastructure costs. The 1-day unlimited plan starts at $17.28. The 7-day plan at $115.92 covers a standard sail and beach holiday.
A data-limited 7-day plan from $10.98 suits lighter usage. The 14-day plan runs $224.28 and the 30-day plan at $442.80 ($14.76/day) is the best rate with an 18% discount. For Sailing Week visitors, a 7-day unlimited plan is the practical choice.
Best eSIM plans for Antigua and Barbuda in 2026
| Plan | Network | Validity | Price |
|---|---|---|---|
| Antigua and Barbuda Unlimited 1Day ⭐ | FLOW | 1d / 0GB | $17.28 |
| Antigua and Barbuda Unlimited 3Days | FLOW | 3d / 0GB | $49.68 |
| Antigua and Barbuda Unlimited 7Days | FLOW | 7d / 0GB | $115.92 |
| Antigua and Barbuda Unlimited 14Days | FLOW | 14d / 0GB | $224.28 |
| Antigua and Barbuda Unlimited 30Days | FLOW | 30d / 0GB | $442.80 |
Prices verified: May 2026
Questions about Antigua and Barbuda eSIMs
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Provider reviews
Read our in-depth reviews of the top eSIM providers available in Antigua and Barbuda.
