🇦🇬 eSIM plans for Antigua and Barbuda

Starting at $12.82/day*
  • No data caps
  • 7-days valid
  • Fast, reliable connection
  • Skip the roaming bill
  • QR code emailed instantly
Get your unlimited data
How many days
More days, lower daily rate
7
How many eSIMs
More eSIMs, bigger discount
1
Install it now or once you're away. Nothing starts counting until you reach your destination and switch the eSIM on.

* The "as low as" figure is the lowest per-day rate, taken from the longest unlimited data plan on sale here.

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Antigua and Barbuda eSIM travel illustration

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Here's how Onetel stacks up against other options in Antigua and Barbuda.

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Caribbean eSIM

Cover the Region with Caribbean eSIM

Cover Antigua and Barbuda and every neighboring country on one regional eSIM — no SIM swaps, no extra fees. Starting at $3.38.

View Caribbean Plans
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eSIM costs for Antigua and Barbuda

Prices shown in USD

7 days of unlimited data in Antigua and Barbuda costs $90.42 — about $12.92 a day on Flow or Digicel, with no roaming charge and no SIM to swap. In Antigua and Barbuda, 5G is live and median mobile download speed is 25.5 Mbps.

Duration Price Daily cost
1 day $14.02 $14.02/day
3 days $39.48 $13.16/day
5 days $64.96 $12.99/day
7 days $90.42 $12.92/day
10 days $128.60 $12.86/day
15 days $192.26 $12.82/day
30 days $29.58 $0.99/day
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Which Antigua and Barbuda eSIM plan fits your trip?

Choose your Antigua and Barbuda eSIM by matching the allowance and validity period to your trip, then compare the selected product details with the local network, band and speed references already shown on this page.

Start with the length of your stay, then allow for navigation, messaging, streaming and work use. Each option below is a plan size that is currently available for this destination.

Short trip

1 GB / 7 days

Best for: A short visit with maps, messages and occasional browsing.

This option pairs the 1 GB allowance with a stated validity period of 7 days.

Usage tip: Save maps before longer journeys and use Wi-Fi for large downloads.

Two-week trip

3 GB / 15 days

Best for: A stay of around two weeks with regular navigation and messaging.

The 3 GB allowance remains available across a stated validity period of 15 days.

Usage tip: Keep automatic app updates and cloud backups on Wi-Fi.

Longer or higher use

10 GB or more / 30 days

Best for: A longer stay or more frequent streaming, video calls or work use.

The 10 GB or more / 30 days profile provides a larger data pool than the short-trip options on this page.

Usage tip: Compare the allowance with your normal phone usage and monitor it during the trip.

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Which networks you connect to in Antigua and Barbuda

Your eSIM roams onto Antigua and Barbuda's own operators. These are the networks and the frequencies they run — check your phone supports them before you travel.

Operator 4G / LTE bands 5G bands 5G
Flow B2, B4, B5, B12, B17 n5, n66 Yes
Digicel B2, B4, B5, B8, B12 n66 Yes
25.5 Mbps
Median download
9.9 Mbps
Median upload

Source: Ookla Speedtest Global Index, July 2025

Coverage in Antigua and Barbuda

Barbuda has limited mobile coverage outside Codrington village; Digicel's network on Barbuda is 3G-only in some outlying areas. B12/B17 (700 MHz) is used by Flow for rural coverage but is absent from many international phone models.

How to check mobile coverage in Antigua and Barbuda

The Antigua and Barbuda mobile network source is linked below as a public network reference. Check the places on your itinerary where the source offers local detail, then confirm the network information for the selected eSIM product. The operator table on this page provides the country-level reference, while the selected product details identify which network information applies to your plan.

Accommodation and daily stops

Check your accommodation and the places you expect to visit in Antigua and Barbuda. Indoor reception can differ from an outdoor map, so keep the property Wi-Fi details available as well.

Journeys between stops

Review the full route rather than checking only the arrival city. Save tickets, addresses and maps offline before longer road or rail journeys.

Borders and onward travel

Check the selected product scope for every country on your itinerary. Your Antigua and Barbuda plan and a regional plan may have different included destinations and validity periods.

Phone compatibility in Antigua and Barbuda

Compare your phone with 4G bands B2, B4, B5, B8, B12, B17 and 5G bands n5, n66 in the existing Antigua and Barbuda network table. Support for more of the listed bands gives the phone more options when connecting, while the selected product, location and local network conditions determine the service available.

Set up the Antigua and Barbuda eSIM for your trip

Keep the QR code and installation instructions available offline, and complete each step according to the selected product's instructions.

When validity starts: Validity-start rules can differ by product. Check the selected plan details before installation and travel.

  1. Confirm that your phone is unlocked and supports eSIM before purchase.
  2. Save the QR code or manual installation details somewhere you can reach without mobile data.
  3. Use reliable Wi-Fi to install the profile at the time recommended in the product instructions.
  4. When you are ready to use it, select the travel eSIM for cellular data and apply the stated roaming and APN settings.
  5. Keep roaming disabled on your home line if you want to avoid using its travel data.
Network and coverage sources, checked 2026-10-10
Antigua and Barbuda travel guide

How to Enjoy Antigua and Barbuda

Antigua and Barbuda offers a mix of history, beaches, and local culture. Start in English Harbour, where Nelson's Dockyard National Park preserves 18th-century naval buildings and a modern marina. Walk the trails for views of the harbour. For beach time, choose Dickenson Bay for calm waters and beach bars, or quieter Half Moon Bay on the east coast. Whether you prefer sailing, snorkelling, or simply reading under a palm tree, the island's 365 beaches give you a new spot each day. On Sunday, join locals at Shirley Heights Lookout for a barbecue, live steelpan music, and sunset over English Harbour. Book ahead for popular restaurants during peak season. Avoid the cruise-ship crowds by visiting attractions early or late in the day.

Top Attractions

Nelson's Dockyard National Park - A historic Georgian dockyard in English Harbour. Walk through restored buildings, see the museum, and hike the trails to Shirley Heights Lookout. One of the few remaining working Georgian dockyards in the world.

Shirley Heights Lookout - Sunday afternoon barbecue and music with panoramic views of English Harbour and the Caribbean Sea. Arrive before 4 pm for a good spot.

Dickenson Bay - White sand and calm waters. Water sports, beach bars, and resorts line the shore. From here you can book a catamaran trip to Barbuda.

Half Moon Bay - A quieter crescent of sand on the east coast. Good for swimming and a relaxed lunch at the beachfront restaurant.

Barbuda - A day trip by ferry or charter flight. Visit the Frigate Bird Sanctuary and the 11-mile pink-sand beach. Limited facilities, so bring supplies.

Local Foods to Try

Antigua and Barbuda's food blends African, British, and Indian influences with fresh Caribbean ingredients.

  • Ducana - Sweet potato and coconut dumplings, often served with saltfish. A filling street-food snack.
  • Fungee and Saltfish - The national dish. Fungee is a cornmeal porridge cooked with okra. Paired with saltfish, it is simple and savoury.
  • Pepperpot Stew - A spicy meat stew made with cassava juice and Scotch bonnet peppers. Slow-cooked for hours. Try it at a local cook shop.
  • Seafood Curry - Fresh lobster, conch, or fish in a mild curry sauce. Indian spices are common in coastal kitchens.
  • Johnny Cakes - Deep-fried dough pockets, often stuffed with saltfish or served alongside a stew. A cheap, filling bite from roadside vendors.

Best Time to Visit

The best weather runs from December to April. These months bring low humidity, steady trade winds, and average highs around 28°C. This is the Caribbean's peak tourist season, so book flights and accommodation well ahead. May to November is the wet season, with higher humidity and passing showers. The official hurricane season runs from June to November, with the highest risk between August and October. If you travel during these months, buy travel insurance and watch the forecast. A visit in May or June still gives you sunshine and lower prices. Many hotels close for a week or two in September and October for annual maintenance. Always confirm opening hours before travelling.

Packing Essentials

Packing for Antigua and Barbuda means preparing for sun, sea, and occasional rain.

  • High-SPF Sunscreen - The Caribbean sun is strong. Choose reef-safe sunscreen to protect marine life. Reapply often.
  • Light, Breathable Clothing - Cotton and linen work well. Multiple sets of swimwear let you rotate while one dries. Essential for humidity.
  • Swimwear and a Rash Guard - A rash guard protects your back and shoulders during snorkelling or paddleboarding.
  • Waterproof Bag - Useful for day trips to Barbuda or boat excursions. Keeps your phone and documents dry.
  • Comfortable Walking Shoes - Trails at Nelson's Dockyard and Shirley Heights are rocky and uneven. Lightweight hiking shoes or sturdy sandals are better than flip-flops.
  • Your uPhone eSIM - Activate a data plan before you depart so you stay connected without roaming fees.

Common Questions

The details worth knowing about your Antigua and Barbuda eSIM

No. Mobile coverage on Barbuda is limited outside Codrington village. In some outlying areas, Digicel’s network is only 3G. Your eSIM may still connect near Codrington, but don’t rely on data speeds or coverage across the island.

No. This eSIM provides coverage only within Antigua and Barbuda. If you cross into the waters or land of other Caribbean territories, you will need a separate data plan for that country.

That depends on your eSIM provider and your phone. Flow operates 4G on bands B2, B4, B5, B12, B17 and 5G on n5, n66. Digicel uses 4G on B2, B4, B5, B8, B12 and 5G on n66. Your device will pick whichever network is available and compatible.

Possibly. Flow uses B12 and B17 (700 MHz) specifically for rural coverage in Antigua. Many international phones omit these bands. Without them, you may lose connectivity in remote parts of the main island, especially if you are on Flow’s network.

No. eSIMs sold to travellers by international providers do not require local ID registration upon activation. Local prepaid SIMs from Flow or Digicel may ask for identification, but this eSIM bypasses that process.

Compare 1 GB / 7 days, 3 GB / 15 days and 10 GB or more / 30 days. Use the shorter profiles for lighter maps and messaging use, then compare the larger allowance for streaming, video calls or work apps.

The start rule is product-specific. Review the selected plan details before installing it so you know whether any action is required before arrival.

Save the QR code, manual installation details, APN guidance and the support instructions supplied with the selected plan.
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