HelloRoam is the only provider in this comparison with a verified Saint Vincent and the Grenadines price: 6 plans on FLOW 4G from $13.50 for 1 GB, with 5 GB at $49.50. FLOW is the one carrier reaching the chain, from Kingstown through Bequia and Mustique to the Tobago Cays, and Airalo prices none of its 200 destinations here. HelloRoam's floor rate of $9.11 per GB makes this costly data, so size the plan to weather apps and messaging.
HelloRoam sells eSIM plans for Saint Vincent and the Grenadines. Thirty-plus islands and one network is the whole story here, which is why the carrier decides the trip: HelloRoam runs its Saint Vincent and the Grenadines eSIM on FLOW, the only operator with 4G across the archipelago. FLOW reaches Kingstown and the Argyle airport corridor on Saint Vincent, then runs south through Bequia, Mustique, Canouan, Mayreau and the Tobago Cays marine park.
Digicel operates in the region as well but is not a partner network for the visitor plans reviewed here. Remote cays and outer anchorages carry reduced signal on every network.
通信範囲の分析
FLOW 4G covers Kingstown city and port, Argyle International Airport, and both the Windward and Leeward highway systems on Saint Vincent. Bequia holds solid 4G at Admiralty Bay and Port Elizabeth. Mustique carries reliable coverage at Britannia Bay and around the airstrip.
Canouan holds signal near the marina and the Raffles resort. The Tobago Cays, an uninhabited marine park, run intermittent 2G to 4G in the anchorage. Young Island and Palm Island both keep FLOW service.
The volcanic interior around La Soufriere thins out sharply above the coastal road, and the northern Windward coast beyond Georgetown drops in places.
開通方法
Install the eSIM QR code before you fly into Argyle International Airport (SVD) on Saint Vincent. FLOW registers the profile on arrival with no counter visit and no paperwork. Switch on data roaming in your phone settings. iPhone XS or newer, Pixel 3a or newer, and Galaxy S20 or newer all support eSIM.
Carrier-unlock your device before departure, because a locked handset will not attach to FLOW at any price. Kingstown has no airport SIM counter worth queueing for, so the SIM decision is made before you fly.
データ通信の活用のコツ
Kingstown visitors use 400 to 600 MB a day for navigation, restaurant apps and social media. Charter crews on the Grenadines route need marine weather, and PredictWind runs 100 to 200 MB a day on its own. Marina booking over WhatsApp and route planning add another 100 MB.
At $9.11/GB the 1 GB plan at $13.50 covers a short charter week when the boat has its own Wi-Fi. Download offline charts as backup for the Tobago Cays and the outer anchorages.
Saint Vincent and the GrenadinesのeSIMプラン料金
Saint Vincent and the Grenadines eSIM data reflects the cost of covering 30-plus islands. The 1 GB plan costs $13.50 for 7 days, 3 GB costs $31.80, 5 GB costs $49.50, 10 GB costs $91.13, and 20 GB costs $200.65. A 1-day plan costs $20.98 and carries a 2 GB daily allowance with a fair-use speed reduction past it.
Across all 6 plans the rate bottoms out at $9.11/GB, which is far above the $2.17/GB catalogue median.
No verified Airalo, Holafly or Saily price for Saint Vincent and the Grenadines exists in this repository, so this page publishes no head-to-head price claim. What is verifiable: HelloRoam sells the country at $49.50 for 5 GB on FLOW 4G, keeps an unactivated eSIM refundable for 180 days, and answers support in 63 languages. At $9.11/GB, buy the smallest plan that fits and top up.
Saint Vincent eSIM plans: HelloRoam from $13.50 on FLOW 4G
Saint Vincent and the Grenadines 10GB 30Days
FLOW (4G)30日チャージ可能
￥13,852
10 GB · 30日
1GBあたり￥1,385
テザリング可
ネットワークFLOW
Saint Vincent and the Grenadines 5GB 30Days
FLOW (4G)30日チャージ可能
￥7,524
5 GB · 30日
1GBあたり￥1,505
テザリング可
ネットワークFLOW
Saint Vincent and the Grenadines 20GB 30Days
FLOW (4G)30日チャージ可能
￥30,499
20 GB · 30日
1GBあたり￥1,525
テザリング可
ネットワークFLOW
Saint Vincent and the Grenadines 3GB 30Days
FLOW (4G)30日チャージ可能
￥4,834
3 GB · 30日
1GBあたり￥1,611
テザリング可
ネットワークFLOW
Saint Vincent and the Grenadines 1GB 7Days
FLOW (4G)7日チャージ可能
￥2,052
1 GB · 7日
1GBあたり￥2,052
テザリング可
ネットワークFLOW
Saint Vincent and the Grenadinesの全eSIMプラン。価格確認日：2026年9月20日。
プラン
ネットワーク
有効期限
価格
Saint Vincent and the Grenadines 10GB 30Days ⭐
FLOW
30日 / 10 GB
￥13,852
Saint Vincent and the Grenadines 5GB 30Days
FLOW
30日 / 5 GB
￥7,524
Saint Vincent and the Grenadines 20GB 30Days
FLOW
30日 / 20 GB
￥30,499
Saint Vincent and the Grenadines 3GB 30Days
FLOW
30日 / 3 GB
￥4,834
Saint Vincent and the Grenadines 1GB 7Days
FLOW
7日 / 1 GB
￥2,052
Saint Vincent and the Grenadines 2GB/Day
FLOW
1日 / 1日あたり2 GB
￥3,189
Prices verified: 2026年9月20日
Questions about Saint Vincent and the Grenadines eSIMs
What is the best eSIM for Saint Vincent and the Grenadines?
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HelloRoam sells eSIM plans for Saint Vincent and the Grenadines. the only provider here with a verified price: 6 plans on FLOW 4G from $13.50 for 1 GB to $200.65 for 20 GB. FLOW reaches Kingstown, Bequia, Mustique and Canouan. HelloRoam's floor rate is $9.11 per GB, costly data, so sailors buy 3 GB at $31.80 and use marina Wi-Fi.
Which eSIM plan works for sailing the Grenadines?
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HelloRoam runs on FLOW 4G, which covers the main sailing route from Bequia through Mustique and Canouan to the Tobago Cays. A standard charter week fits the 3 GB plan at $31.80 when the boat carries its own Wi-Fi. Download offline charts for the Tobago Cays, where anchorage signal runs intermittent.
How much does a Saint Vincent eSIM cost?
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HelloRoam sells eSIM plans for Saint Vincent and the Grenadines. Plans start at $13.50 for 1 GB over 7 days. The 3 GB plan costs $31.80, 5 GB costs $49.50, 10 GB costs $91.13, and 20 GB costs $200.65. A 1-day plan costs $20.98. Across all 6 plans the rate bottoms out at $9.11 per gigabyte, well above the $2.17/GB catalogue median.
Which network covers Mustique?
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HelloRoam sells eSIM plans for Saint Vincent and the Grenadines. FLOW 4G covers Britannia Bay and the airstrip on Mustique, along with the main residential areas and the beach clubs used by the island's villa community. Macaroni Beach and the more remote villa plots keep usable signal. There is only 1 network serving the island, so there is no alternative to fall back on.
Which network does an eSIM use in Saint Vincent?
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HelloRoam sells eSIM plans for Saint Vincent and the Grenadines. Saint Vincent and the Grenadines visitor eSIMs connect to FLOW 4G, the partner behind all 6 plans on this page. FLOW is the dominant carrier across the whole archipelago and the only one with consistent 4G from the main island through every major Grenadine. Digicel operates regionally but is not offered here.
Which network covers Bequia?
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HelloRoam sells eSIM plans for Saint Vincent and the Grenadines. FLOW 4G covers Port Elizabeth, Admiralty Bay and the main beaches on Bequia. The ferry from Saint Vincent takes about 1 hour and holds signal for the whole crossing. The waterfront strip carries reliable 4G for restaurant bookings, marine weather apps and messaging back to the charter base at Blue Lagoon on the main island.
How do I activate a Saint Vincent eSIM?
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HelloRoam sells eSIM plans for Saint Vincent and the Grenadines. Install the QR code before departure, then switch the data profile on when you land at Argyle International Airport. FLOW registers the line with no counter visit and no registration paperwork. Enable data roaming in your phone settings after landing. All 6 plans include hotspot tethering from the first minute of use.
How good is coverage at the Tobago Cays?
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HelloRoam sells eSIM plans for Saint Vincent and the Grenadines. Patchy. The Tobago Cays are uninhabited marine park islands, and FLOW runs intermittent in the anchorage, usually enough for messaging and light browsing but not for video calls. Download offline charts and a 3 day weather window before you anchor there, because you cannot count on refreshing either one once you arrive.
How much data do I need in Saint Vincent and the Grenadines?
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HelloRoam sells eSIM plans for Saint Vincent and the Grenadines. Sailors and charter guests need 300 to 500 MB a day for weather, WhatsApp coordination and navigation. Visitors based in Kingstown doing day trips need 400 to 700 MB a day for standard tourist apps. At $9.11/GB, the 1 GB plan at $13.50 suits a short stay and the 3 GB plan at $31.80 suits a full week.
Which network covers the Canouan resort area?
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HelloRoam sells eSIM plans for Saint Vincent and the Grenadines. FLOW 4G covers the Canouan marina and the Raffles resort area, and the island's small airstrip holds signal too. The resort runs its own Wi-Fi, so the eSIM earns its keep while you explore the beaches or take the 1 hour day boat across to the Tobago Cays and back in the afternoon.
Does my phone support eSIM in Saint Vincent?
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HelloRoam sells eSIM plans for Saint Vincent and the Grenadines. iPhone XS or newer, Pixel 3a or newer, and Galaxy S20 or newer all support eSIM. Your device must be carrier-unlocked before departure. US and UK contract phones are often locked to the operator that sold them. Verify unlock status with your home carrier before traveling to Saint Vincent and the Grenadines.
プロバイダーレビュー
Saint Vincent and the Grenadinesで利用可能なトップeSIMプロバイダーの詳細レビューをご覧ください。
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