BLAll Saint Barthelemy eSIM plans compared
| プロバイダー | 価格（5GB） | 通信範囲 | 評価 | こんな方におすすめ |
|---|---|---|---|---|
| HelloRoam | ￥3,646 | Orange | 4.9/5 | 総合最高 |
| Airalo | ￥2,432 | 200カ国以上 | 4.5/5 | 最多渡航先 |
| Holafly | 無制限 | 160カ国 | 4.2/5 | ヘビーユーザー |
Saint Barthelemyのおすすめトップ3
Saint Barthelemyで利用可能な5件のeSIMプランを評価し、確認済み価格・ネットワーク通信範囲・開通速度・アプリ品質を比較しました。 その中から5件が際立っていました。
メリット： 1GBあたりの価格が最安値、高速開通、OrangeでのSaint Barthelemy通信カバレッジ。 デメリット： 比較的新しいブランドで、Airaloよりコミュニティが小さい。
| ティア | 期間 | 割引 | 開始価格 |
|---|---|---|---|
| ショートステイ | 1-2日 | 4%オフ | $6.70$3.35/日 · 2d |
| ウィークパッケージ | 3-9日 | 8%オフ | $22.48$3.21/日 · 7d |
| 延長ステイ | 10-19日 | 11%オフ | $31.06$3.11/日 · 10d |
| マンスリーパッケージ | 20-29日 | 15%オフ | $59.33$2.97/日 · 20d |
| 長期滞在最もお得 | 30-365日 | 18%オフ | $85.85$2.86/日 · 30d |
メリット： 200カ国以上対応、チャージ可能、最大のコミュニティ。 デメリット： 一部ルートでは新興プロバイダーより割高で、サポートの応答時間にムラがある。
メリット： 真の無制限データ、速度制限なし、24時間365日ライブチャットサポート。 デメリット： プレミアム価格で、1GBあたりの選択肢なし。
Orange 4G coverage in Saint Barthelemy
Orange is the primary mobile carrier on Saint Barthelemy, operating under French overseas collectivity telecommunications rules. The island's small size — approximately 25 km across — means a single carrier covers the entire surface with 4G LTE. Orange covers Gustavia harbor, all major beaches including Saline, Flamands, St Jean, Grand Cul-de-Sac, and the residential hilltop areas.
There is no significant dead zone on the island.
通信範囲の分析
Orange 4G covers all of Saint Barthelemy's inhabited areas. Gustavia's harbourfront, the Nikki Beach area at St Jean, and the Saline and Gouverneur beaches all have strong 4G. The hilltop roads and villa areas above Gustavia maintain reliable signal.
The uninhabited northern tip near Pointe Milou has good coverage from the island's elevation. Sea-level coverage extends approximately 1-2 km offshore, covering most water sports and yacht anchorage areas.
開通方法
Install your eSIM QR code before flying into Gustaf III Airport (SBH). Orange activates automatically on arrival. No airport SIM shop exists on the island, so pre-installing is essential for immediate connectivity.
Enable data roaming in your settings upon landing. iPhone XS or newer, Pixel 3a or newer, and Galaxy S20 or newer support eSIM. Your device must be carrier-unlocked.
データ通信の活用のコツ
St Barts visitors typically use 300-500 MB per day for restaurant reservations via OpenTable, Google Maps for beach navigation, and WhatsApp with villa staff. Sharing yacht photos and beach content on Instagram adds 200-400 MB per session. The unlimited plan at $5.65/day suits guests at villas without included Wi-Fi.
Property management apps and concierge services on the island work via WhatsApp, using minimal data. Streaming music from beaches adds roughly 50-100 MB per hour.
Saint Barthelemyのプラン評価方法
Saint Barthelemy eSIM plans are competitively priced given its French overseas infrastructure. Unlimited data runs $5.65 per day, making even a luxury getaway connectivity cost trivial. A 7-day plan costs $5.70, three days runs $16.26, and a full month costs $144.89 ($4.83/day).
For a typical 5-7 day villa stay, the 7-day unlimited plan at $37.93 is the clear choice — far less than roaming charges on most US or European carrier plans.
Best eSIM plans for Saint Barthelemy in 2026
| プラン | ネットワーク | 有効期限 | 価格 |
|---|---|---|---|
| Saint Barthelemy Unlimited 1Day ⭐ | Orange | 1d / 0GB | ￥859 |
| Saint Barthelemy Unlimited 3Days | Orange | 3d / 0GB | ￥2,472 |
| Saint Barthelemy Unlimited 7Days | Orange | 7d / 0GB | ￥5,765 |
| Saint Barthelemy Unlimited 14Days | Orange | 14d / 0GB | ￥11,155 |
| Saint Barthelemy Unlimited 30Days | Orange | 30d / 0GB | ￥22,023 |
Prices verified: May 2026
Questions about Saint Barthelemy eSIMs
What is the best eSIM for St Barts?+
Is there a SIM card shop at Gustaf III Airport in St Barts?+
Which network does eSIM use in Saint Barthelemy?+
How much does a Saint Barthelemy eSIM cost?+
Does eSIM work on yachts near Saint Barthelemy?+
How do I stay connected in St Barts without roaming charges?+
Does eSIM work at the beaches in St Barts?+
How much data do I need in Saint Barthelemy?+
Does my phone support eSIM in Saint Barthelemy?+
Can I use my eSIM for both St Barts and St Martin on the same trip?+
プロバイダーレビュー
Saint Barthelemy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。
