eSIM plans · CaribbeaneSIM Plans for Saint Barthelemy (2026)
A moderate-data traveler in Saint Barthelemy needs 11GB for 7 days. Airalo's 20GB plan at $43.34 ($2.17/GB) covers that with 9GB to spare. Light users save with 1GB at $5.70. Heavy streamers get unlimited data at $5.89/day on Orange.
Your Saint Barthelemy data plan starts with one number: 11GB. That covers 7 days of maps, messaging, and social media at 1.5GB per day on Orange. If you grab the 20GB plan for $43.34, you get 9GB of headroom beyond your 11GB baseline. Heavy users can skip the math with unlimited data from $5.89/day on Orange.
If you only check email and load maps, budget 500MB/day (4GB for a 7-day trip). If you scroll social feeds and use navigation, then 1.5GB/day (11GB total) fits better. If you stream video or join calls, then 3GB/day (21GB total) is the target. Saint Barthelemy's 1 carrier on 5G carry 6 plan options for all three profiles.
Matching plans to usage profiles in Saint Barthelemy: Light users: the 5GB plan at $22.66 covers the trip without paying for unused data. If you browse social feeds and use ride apps, then 5GB at $22.66 covers your 1.5GB/day pattern at $4.53/GB. Heavy users who burn 3GB+ daily pick unlimited at $5.89/day on Orange instead of risking a data cap mid-trip.
Which plan fits your Saint Barthelemy trip?
Find the row that sounds like you. Most travelers land on Moderate. Not sure? Take the quiz.
- Train navigation & maps
- Translation & messaging
- Email & boarding passes
- Instagram & photo sharing
- Browsing & light video
- Music & the odd call home
- Streaming & video calls
- Remote work sessions
- Laptop hotspot
How trip length changes your Saint Barthelemy plan
Short trips and extended stays need different data strategies. Find your trip length below.
Short trip (1–3 days)
Short trips to Saint Barthelemy use 5GB total. The 5GB at $22.66 fits 3 days of social media and navigation.
Standard trip (5–10 days)
Standard trips to Saint Barthelemy total 11GB. The 20GB at $43.34 handles a full week of social media and maps.
Extended stay (14–30 days)
Extended stays of 14-30 days push past fixed plan limits. Unlimited data at $5.89/day on Orange removes the cap.
All four providers for Saint Barthelemy
Representative 7-day plans. Prices verified June 2026
| Provider | Rating | Data | Days | Price | Per day | Per GB | Best for | Action |
|---|---|---|---|---|---|---|---|---|
 Airalo #1 Pick | 8.8/10 | 5 GB | 7 | $22.66 | $3.24 | $4.53 | Overall | Get Plan |
 Saily | 8.3/10 | 5 GB | 7 | $22.66 | $3.24 | $4.53 | Privacy | Get Plan |
 Holafly | 8.6/10 | Unltd | 7 | $41.23 | $5.89 | N/A | Unlimited | Get Plan |
 Nomad | 8.4/10 | 5 GB | 7 | $16.00 | $3.24 | $4.53 | Budget | Get Plan |
 HelloRoam | 8.7/10 | 5 GB | 7 | $22.66 | $3.24 | $4.53 | Coverage + Value | Get Plan |
Affiliate disclosure: We earn a commission when you buy through our links at no extra cost to you.
Who you're connecting to
In Saint Barthelemy, the underlying carrier matters more than the brand on your plan.
If you plan to stream or video call in Saint Barthelemy, then the carrier behind your eSIM matters more than the plan label. Airalo connects to Orange's 5G towers, which cover urban corridors and airports across Saint Barthelemy. Moderate and heavy users get the most consistent speeds on this routing. Heavy travelers pick Holafly's $5.89/day unlimited plan, which routes through Orange for 5G speeds across Saint Barthelemy. Saily routes through Orange and includes VPN encryption by default. Remote workers on public WiFi in Saint Barthelemy save one app install. Nomad's entry point is 1GB at $5.70 on Saint Barthelemy's 5G network. Budget travelers who stick to email and maps save the most here. Since all 1 carrier in Saint Barthelemy run 5G, your usage tier drives the plan choice more than the network name.
Airalo
5GUses Orange network. Broadest coverage footprint.
Saily
5GUses Orange network. Added privacy features baked in.
Holafly
5GUses Orange network. Unlimited plans with fair-use speeds.
Nomad
5GUses Orange network. Great in cities and main routes.
HelloRoam
5GUses Orange network. Great in cities and main routes.
What uses your data in Saint Barthelemy
Activity-level data breakdown on Orange's network.
Streaming
Streaming in Saint Barthelemy on 5G uses about 1.5GB/hour at 720p. Budget 3-6GB per day if you watch video regularly.
Navigation
Google Maps and ride apps use 50-100MB per hour of active navigation on Orange. An all-day city tour runs 300-500MB total.
Social media
Scrolling feeds on Orange uses 200-500MB/hour. Photo uploads add another 100-200MB/hour. Text posts use almost nothing.
Work tools
Video calls on Zoom or Teams use 1-2GB/hour on Orange's 5G network. A 4-hour workday burns 4-8GB. Audio-only calls drop to 100MB/hour.
Pricing notes for Saint Barthelemy
Here is what each plan tier costs in Saint Barthelemy: 1GB at $5.70 ($5.70/GB), 3GB at $16.00 ($5.33/GB), 5GB at $22.66 ($4.53/GB), 10GB at $32.56 ($3.26/GB), 20GB at $43.34 ($2.17/GB). The per-GB rate drops as you buy larger plans. Moderate travelers stretch their budget with 5GB at $22.66. That works out to $4.53/GB across a 4-day trip. Budget travelers start at $5.70 for 1GB. That covers basic maps and messaging on a short trip to Saint Barthelemy. The math on unlimited: $5.89/day times 7 days equals the 20GB plan price. Trips beyond 7 days favor unlimited. A 30-day unlimited plan drops to $4.83/day (18% off). Holafly suits heavy users on unlimited; Nomad's fixed tiers cover light and moderate travelers at lower cost. The lowest entry point for Saint Barthelemy is $5.70 for 1GB from Airalo. Light users start here.
See how Saint Barthelemy compares to similar destinations in Caribbean. For device-specific setup, read our guides for iPhone, Samsung, and Pixel.
Regional bundle vs single-country plan
Travelers visiting 2-3 countries in Caribbean save by buying one regional eSIM instead of separate Saint Barthelemy plans. A single-country 1GB plan costs $5.70. If your total trip exceeds 7 days across borders, the regional bundle often wins on per-GB cost.
How to activate your Saint Barthelemy eSIM
Pick the plan that matches your daily data target for Saint Barthelemy. Scan the QR code under Settings > Cellular > Add eSIM while connected to WiFi at home.
Rename the new eSIM line to "Travel Data" so you can tell it apart from your home SIM. Set it as the default for mobile data and keep your original line for calls.
After touchdown in Saint Barthelemy, Orange's 5G network connects automatically. You skip the airport SIM counter and start using data immediately.
Common Saint Barthelemy eSIM questions
Direct answers grounded in real plan data and carrier coverage.
What plan do I need?
The eSIM plan you need for Saint Barthelemy depends on how you use data. A light user (maps and messaging) needs about 1GB, covered by Airalo's 1GB plan at $5.70. A moderate user (social media and navigation) needs 3GB at $16.00. A heavy user (streaming and video calls) needs 25GB at $43.34. All plans run on Orange in Saint Barthelemy.
How much data do I need?
The average smartphone user consumes about 15GB per month at home. A 7-day trip to Saint Barthelemy uses about 3GB, roughly 20% of a month's data. That covers maps (0.03GB/hr), social media (0.15GB/hr), and messaging (0.01GB/hr). WiFi in Saint Barthelemy is available at hotels and some restaurants, offsetting about 10% of usage.
Which provider is cheapest?
The cheapest eSIM provider for Saint Barthelemy is Airalo at $5.70 for a 1GB plan on Orange. Per-GB rates across major providers: Airalo from $4.50/GB, Saily from $3.99/GB, Holafly from $2.99/day/GB, Nomad from $3.00/GB. For a 7-day trip needing 11GB, compare the total cost, not just the per-GB rate.
Is an eSIM worth it?
An eSIM is worth it for Saint Barthelemy. Carrier roaming costs about $110.00 for 11GB over 7 days. Airalo's 20GB plan costs $43.34 on Orange, saving you $66.66. No airport SIM queue (typically 15-30 minutes), no contract, and instant activation.
eSIM vs SIM card?
For Saint Barthelemy, an eSIM works better for trips under 30 days. It costs $5.70 (1GB) and activates before you land on Orange. A physical SIM costs $15-25 with 15-30 minutes of queue time. Long-stay travelers (90+ days) may get better rates from local prepaid SIMs.
How to set up?
Setting up an eSIM for Saint Barthelemy takes about 5 minutes. Step 1: Buy a plan from Airalo (Plans start at $5.70 for 1GB on Orange.) Step 2: Scan the QR code or use the direct install link. Step 3: Turn on the eSIM line in your phone settings. Step 4: Enable data roaming and set the eSIM as your data line. The plan connects to Orange when you arrive.
Plan match by traveler profile
Each profile maps to a specific plan size and provider for Saint Barthelemy.
Backpacker
maps and messaging over 14 days in Saint Barthelemy totals 7GB. The 10GB plan from Airalo at $32.56 fits a backpacker on Orange.
At 500MB/day, backpackers use 4GB across 7 days. The 5GB tier at $22.66 fits that target on Orange.
Business traveler
A business traveler in Saint Barthelemy needs 15GB for video calls and uploads over 5 days. Airalo's 20GB plan at $43.34 ($2.17/GB) covers that on Orange.
Video calls and file uploads push daily use to 3GB. Over 7 days that is 21GB. Unlimited at $5.89/day on Orange covers it.
Family group
social media and navigation over 7 days in Saint Barthelemy totals 14GB. The 20GB plan from Airalo at $43.34 fits a family traveler on Orange.
Families burn 2GB/person/day on social media and navigation. Over 7 days that totals 42GB. The 20GB at $43.34 fits per-device.
Digital nomad
For remote work and streaming in Saint Barthelemy, a digital nomad uses 75GB across 30 days. Airalo's 20GB at $43.34 matches on Orange.
Remote workers use 2.5GB/day for uploads and calls. The 20GB plan at $43.34 handles 18GB over 7 days on Orange.
Your questions, answered
How much data do I need for a 7-day trip to Saint Barthelemy?
Build your Saint Barthelemy data budget from actual usage rates on Orange's 5G network. Maps and messages: 0.5GB/day, so 4GB over 7 days. Add social media and browsing: 1.5GB/day, totalling 11GB for the trip. Add streaming: 4GB/day, which pushes to 28GB. heavy users (4GB+/day) save more with unlimited data at $5.89/day. Most travelers land in the middle at 11GB.
Should I get a fixed data plan or unlimited for Saint Barthelemy?
Two traveler types, two answers for Saint Barthelemy. The leisure traveler (maps, Instagram, WhatsApp) burns under 2.7GB/day. Fixed wins: the 20GB plan at $43.34 covers 7 days without overpaying. The remote worker or streamer hits 2.7+GB/day. Unlimited at $5.89/day makes more sense for that profile. For a 7-day trip, unlimited ($37.93) beats the comparable fixed plan ($43.34) when you use more than 2.7GB per day.
Which eSIM plan fits a light or heavy data user in Saint Barthelemy?
If you only check maps and send messages in Saint Barthelemy, 4GB covers 7 days. The 1GB plan at $5.70 handles that at $5.70/GB. If you scroll social media and browse regularly, step up to the 5GB plan at $22.66 ($4.53/GB). If you stream video or work on video calls, you need 21GB: the 20GB plan at $43.34 ($2.17/GB) gives you the lowest per-GB rate.
Does my phone support eSIM for Saint Barthelemy?
Before booking your Saint Barthelemy eSIM, confirm your phone is compatible. Dial *#06# and check for an EID number below the IMEI. That EID means eSIM is supported. iPhones from XS (2018) onward, Samsung Galaxy from S20 onward, and Google Pixel from 3 onward all qualify. Your phone must also be carrier-unlocked to connect to Saint Barthelemy's 5G network.
When does my Saint Barthelemy eSIM start counting down?
Savvy travelers install the Saint Barthelemy eSIM QR code at home over WiFi and activate on landing. The validity timer starts at first network use, not at purchase or installation. Weekend visitors use the 1GB plan at $5.70. Long-stay travelers use the 20GB plan at $43.34. Buy 1–3 days before your flight so the plan is fresh when you arrive.
Is Saint Barthelemy well-covered by travel eSIM networks in Caribbean?
If you stay in Saint Barthelemy's cities and tourist areas, 5G coverage is solid on Orange. If you travel to rural areas, coverage may be less consistent. Travel eSIMs connect to these same domestic carriers. The 5GB plan at $22.66 ($4.53/GB) handles a standard Caribbean trip.
Which activities use the most mobile data in Saint Barthelemy?
Build your Saint Barthelemy data estimate from activity rates on Orange's 5G network. Add: maps (150MB/hour) + social media (200MB/hour) + messaging (50MB/hour) = roughly 400MB per active hour. Four hours of typical tourist use per day puts you at 1.5GB. The 5GB plan at $22.66 covers that at $4.53/GB for 3–4 days.
Which Saint Barthelemy eSIM plan fits my trip length?
Saint Barthelemy plan guide at 1.5GB/day moderate use: 2–2 days → 3GB at $16.00 ($5.33/GB); 3–3 days → 5GB at $22.66 ($4.53/GB); 5–6 days → 10GB at $32.56 ($3.26/GB); 8–13 days → 20GB at $43.34 ($2.17/GB). The largest tier has the lowest per-GB cost. Add 20% if you stream video or use navigation for full days.
When does unlimited data save money in Saint Barthelemy?
Unlimited daily data for Saint Barthelemy starts at $5.89/day (2GB at full 5G speed before throttling). The minimum commitment is 1 days at $5.65 total. Committing to 30 days drops the daily rate to $4.83 (18% off the base rate). Heavy users streaming video or video-calling save money; light users checking maps and messages pay less with a fixed plan.
What is the best-value Saint Barthelemy eSIM plan?
The 20GB plan at $43.34 delivers the lowest per-GB cost at $2.17/GB, the best efficiency for trips of 7 days or more with moderate data use. For stays under 4 days, the 1GB plan at $5.70 avoids paying for unused data at $5.70/GB. The rule: buy one tier above your estimate. Unused data beats running out on day 5.
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