Mayotte · roaming cost calculator
Mayotte Roaming Price Check: Published Carrier Rates, Verified
We earn commissions from some links below. This does not affect the price comparisons or rankings shown on this page. Editorial policy
Mayotte prepaid eSIM plan data
Heavy data users in Mayotte should compare Airalo's 10GB Orange YT plan at $1.58/GB against Holafly's unlimited tier. Airalo is cheaper under 7-8GB of daily usage.
Get eSIMIn Mayotte, Holafly uses Orange YT infrastructure with no data ceiling. A 7-day unlimited plan costs $21 — AT&T charges $70 for the same week on the same towers.
Get eSIMOrange YT provides 5G service for Saily in Mayotte. At $1.58/GB, the plan includes VPN protection that costs $13/month as a standalone NordVPN subscription.
Get eSIMNomad's Mayotte plan uses Orange YT infrastructure at $1.58/GB. The checkout flow takes under two minutes — no account required for first-time buyers.
Get eSIMCompare providers: Airalo vs Holafly · Airalo vs Saily · Airalo vs Nomad · Holafly vs Saily · Holafly vs Nomad · Saily vs Nomad
The full picture
Mayotte roaming rate card: carrier-by-carrier breakdown
Every major carrier's published Mayotte rate, side by side, with the eSIM winner highlighted.
| Carrier | Plan type | Daily | 7-day | Speed | Data limit |
|---|---|---|---|---|---|
| AT&T | International Day Pass | $10.00source | $70.00 | LTE | Plan data |
| Verizon | TravelPass | $10.00source | $70.00 | LTE | Plan data |
| T-Mobile | Magenta (high-speed add-on) | Free*source | $0–105 | 256kbps* | Throttled |
| Vodafone | Roaming Passport | $6.00source | $42.00 | LTE | Fair-use |
| EE | Roam Abroad | $6.00source | $42.00 | LTE | Fair-use |
| Xfinity Mobile | International Pass | $10.00source | $70.00 | LTE | 200 MB/day |
| eSIM · Airalo | 1 GB · 7 days | — | $1.58 | LTE / 5G | 1 GB |
*T-Mobile includes data at 256kbps free; high-speed access is a $5–15/day add-on, shown here as a 7-day range.
* Xfinity Mobile International Pass: $10/day with 200 MB/day high-speed cap
Compare all carrier roaming plans to see how AT&T, Verizon, T-Mobile, Vodafone, and EE stack up against eSIM providers.
Pay-per-use cost audit
What happens to your bill in Mayotte without an international plan
The worst-case AT&T pay-per-use scenario in Mayotte: you land, turn off airplane mode, and forget to activate an international plan. Your phone syncs email, checks for app updates, and loads the map you opened. AT&T charges $2.05/MB in that state. A 30-minute Zoom call costs $922. 1 hour of Google Maps adds $102. Uploading 20 photos to iCloud runs $410. One hour of YouTube while hotel WiFi lags: $1025. A full gigabyte at AT&T's pay-per-use rate: $2099. Source: AT&T international rate card, June 2026.
Personalize your savings
How much will you save with an eSIM in Mayotte?
Adjust your trip length, carrier, and data habits to see your exact savings.
Network coverage
Mayotte network operators and coverage map
One network, two prices. Orange covers Mayotte. AT&T charges $10/day to roam on it. A travel eSIM charges $1.58/GB on the same network. Roaming and eSIM use the exact same infrastructure. Only the cost differs. Orange operates sub-6 GHz 5G across Mayotte. AT&T and travel eSIMs both access the same frequency bands. Switching from roaming to eSIM does not change which bands your phone uses or what speeds you get. The price changes: from $10/day to $1.58/GB.
Pricing breakdown
Mayotte roaming rate breakdown
T-Mobile includes free international data in Mayotte, but the speed cap is 256 Kbps, not enough to stream a 30-second video. Their high-speed add-on costs $15/day, reaching $210 over 14 days. AT&T and Verizon charge $140 and $140 respectively. A 10GB eSIM on Orange YT: $15.80.
Daily data cost comparison for Mayotte: AT&T $10/day, Verizon $10/day, T-Mobile high-speed $15/day, eSIM $1.13/day ($15.80 total over 14 days). On a per-day basis, the eSIM is 8.8x cheaper than AT&T.
AT&T charges $140 for 14 days regardless of how much data you use. eSIM tiers let you pay for what you need: 1GB at $3.99 ($3.99/GB), 3GB at $8.93 ($2.98/GB), 5GB at $11.80 ($2.36/GB), 10GB at $19.06 ($1.91/GB), 20GB at $31.52 ($1.58/GB). For unlimited data, the daily plan costs $3.49/day ($48.86 total), which is $91.14 less than AT&T.
Trip cost breakdown
Mayotte data cost scenarios: short trip to long stay
Three days in Mayotte costs $30 on AT&T at $10/day. A 2GB eSIM on Orange YT covers the same period for $8.93. Difference: $21.07.
Fourteen days costs $140 on AT&T — more than many flights to Mayotte. A 20GB eSIM on Orange YT covers 15GB of photos and video calls for $31.52. Difference: $108.48 (77%).
Thirty days on AT&T costs $300. A 50GB eSIM on Orange YT covers 50GB for $78.92. Difference: $221.08 over the month. AT&T rate: $10/day regardless of data consumed. Rates checked June 2026.
Airport options
Mayotte airport: SIM card vs eSIM cost
Most international airports have SIM kiosks near arrivals. Prices, wait times, and registration rules vary by country. In Mayotte, expect to show your passport and wait 15-30 minutes at the counter. A 1GB eSIM at $3.99 skips that process entirely — install it before your flight and connect as soon as you land.
Data planning
Carrier vs eSIM data costs for 7 days in Mayotte
Uploading photos to Google Photos or iCloud uses roughly 10 MB per photo in full resolution. Fifty photos per day adds 500 MB before you factor in maps or calls. At 1.5 GB average daily usage in Mayotte, a 7-day trip needs 11GB minimum.
The 20GB plan at $31.52 supports roughly 80 hours of WhatsApp video calls. For daily check-ins home, that is more than enough for 7 days. AT&T would charge $70 for the same Orange YT connection. For heavy data users, unlimited daily plans start at $3.49/day — still cheaper than any carrier roaming pass.
Connectivity
Mayotte WiFi reliability for travelers
WiFi is limited outside major hotels in Mayotte. Public WiFi networks are rare or unreliable. An eSIM on Orange YT at $1.58/GB is the more dependable option for maps, navigation, and communication.
Plan your data
Mayotte data allowance guide for travelers
T-Mobile advertises free international data in Mayotte, but the speed is capped at 256 Kbps — too slow to load a restaurant menu. Their high-speed add-on costs $15/day, reaching $150 over 10 days. A 20GB eSIM on Orange YT delivers full 5G speed for $31.52.
Mayotte has one mobile operator: Orange. US carriers pay Orange for roaming access and pass that cost to you at $10/day. An eSIM connects to Orange directly at $1.58/GB — no carrier markup.
Local prices in Mayotte are in EUR (€), but eSIM plans are priced in USD, eliminating exchange rate uncertainty on your data costs.
Quick reference
Mayotte Travel Essentials
15/17/18/112
15, 17, 18, 112 are the emergency numbers in Mayotte. Different numbers may route to different services — save all of them before your trip. Emergency calls work from any mobile device, including travel eSIMs.
Type C/E
Mayotte uses Type C outlets (European two round-prong). US plugs require a Type C adapter. Check that your phone and laptop chargers show 100-240V input — most modern chargers are compatible.
EAT (UTC+3)
EUR (€)
Cash in EUR is preferred across most of Mayotte outside major hotels and tourist centers. Card terminals are not common in local markets or small restaurants. Withdraw enough cash at a reliable ATM before leaving the city — rural areas may not have ATM access.
Good to know
In Mayotte, dial 15/17/18/112 for emergency services. Calling 112 may not connect on all networks. This number works on any active SIM or eSIM, including plans with exhausted data balances.
Good to know
Orange is the only mobile network in Mayotte. Your carrier roaming plan and a travel eSIM both connect to the same towers. The signal quality is identical; only the cost differs.
Step by step
How to switch from carrier roaming to an eSIM in Mayotte
- On iPhone: go to Settings > Cellular > Add eSIM to confirm your device is unlocked and eSIM-capable before buying a Mayotte plan
- On Samsung Galaxy: visit the Airalo website in Chrome, search Mayotte, and buy the 1GB plan at $3.99 — Samsung's built-in eSIM installer handles the profile download. Compare providers to find the cheapest plan.
- On Google Pixel: go to Settings > Network > SIMs > Download a SIM and scan the QR code before you leave home so it is ready to activate on arrival
- Do this before you land in Mayotte — carrier roaming charges start the moment your phone registers on a foreign network. The how-to-turn-off-data-roaming guide shows you exactly where to find the toggle.
- Returning traveler: your phone may auto-connect to Orange YT from a prior trip — if data does not flow, confirm the Airalo eSIM is set as the active data line in your cellular settings
- Keep your carrier SIM active for calls and texts via WiFi Calling — no voice roaming charges apply
Data tips
Reducing data consumption on a Mayotte trip
Tethering your laptop through your phone's hotspot uses more data than phone-only browsing. A laptop browsing news and email uses 200-500 MB/hour. Video conferencing over tethering runs 1-3 GB/hour depending on platform. Tethering also drains your phone battery 30-50% faster — pack a power bank for Mayotte days that include hotspot use.
Regional context
Other roaming rates and how Mayotte fits in
A few things to know before turning off carrier roaming in Mayotte:
French department — EU roaming applies
Forgot your eSIM?
Mayotte post-arrival eSIM guide: airport, hotel, and emergency options
If you reach Mayotte without an eSIM, your first 30 minutes at the airport determine your data costs. Most airports in Mayotte have free WiFi near arrivals. Connect as soon as you clear customs. From there, Airalo, Holafly, Saily, and Nomad all support post-arrival eSIM purchases. The process: download the app over WiFi, choose a Mayotte plan, scan the QR code, and activate. A 1GB plan on Orange YT costs $3.99. That is still below AT&T's International Day Pass cost for two days. If airport WiFi drops mid-install, hotel lobby WiFi provides a stable fallback for finishing the process.
Mayotte FAQ
Mayotte eSIM & roaming questions
How much does carrier roaming cost in Mayotte?
Verizon TravelPass and AT&T International Day Pass both bill $10/day in Mayotte. T-Mobile offers free international data, but caps speed at 256 Kbps — unusable for navigation or video. Pay-per-use rates without a plan can exceed $2,000/GB on AT&T. An eSIM on Orange YT starts at $3.99 for 1GB, delivering full 5G speeds on the same local towers your carrier roams through.
Is T-Mobile's free international data fast enough in Mayotte?
No. T-Mobile's free tier: 256 Kbps. Google Maps minimum: 500 Kbps. Video calls: 2,000 Kbps. Streaming: 1,500 Kbps. The free tier covers text-only WhatsApp and nothing else in Mayotte. T-Mobile's paid upgrade runs $15/day on Orange YT's towers. A travel eSIM on the same Orange YT towers costs $1.58/GB at full 5G speed — no daily charge, no speed cap.
How is my roaming bill calculated in Mayotte?
Three billing models for Mayotte data. Model 1: per-day pass (AT&T $10/day, Verizon $10/day) — charges on any day your phone touches the network, even from background apps. Model 2: per-MB (AT&T $2.05/MB without a pass, $2,099/GB). Model 3: flat-rate eSIM at 1GB for $3.99 — one payment, fixed cost, no daily or per-MB charges. Model 3 is the only one where a background app sync costs nothing extra.
Can I stream Netflix and YouTube on a travel eSIM in Mayotte?
Yes. Orange YT's 5G network in Mayotte supports streaming without buffering under normal conditions. Data consumption: Netflix SD uses 700 MB/hour, HD uses 3 GB/hour, 4K uses 7 GB/hour. YouTube at 720p uses 900 MB/hour. AT&T International Day Pass at $10/day covers streaming but bills daily regardless of usage. A travel eSIM at $1.58/GB charges per GB consumed — 2 hours of Netflix HD costs roughly $9.48. Download content over hotel WiFi before heading out to cut cellular data use by 90% for entertainment. Rates checked June 2026.
Does my phone automatically connect to roaming in Mayotte?
Yes, if data roaming is enabled. Your phone latches onto Orange YT or another Mayotte carrier the moment the plane lands and your carrier bills at roaming rates — $10/day with a plan, or $2.05/MB without one. Disable data roaming on your home SIM before boarding. A pre-installed travel eSIM can be set to activate on arrival without triggering home carrier charges.
How much does AT&T roaming cost in Mayotte?
AT&T International Day Pass charges $10/day in Mayotte. Without a plan, pay-per-use rates reach $2.05/MB. A 7-day trip with a day pass costs $70. A travel eSIM on Orange YT covers the same week at roughly $16.59 at 1.5 GB/day average usage — a saving of over 80%.
Is Verizon TravelPass worth it for Mayotte?
No. Verizon TravelPass costs $10/day in Mayotte — $70 for a week. A travel eSIM starts at $1.58/GB on Orange YT's 5G network. The eSIM delivers the same speed on the same carrier infrastructure at 80-95% lower total cost.
What is T-Mobile's free international data speed in Mayotte?
T-Mobile caps free international data at 256 Kbps in Mayotte. That is too slow for GPS navigation, photo messaging, video calls, or ride-hailing apps. Basic text-only WhatsApp works. T-Mobile's paid high-speed add-on costs $15/day — the same rate as AT&T and Verizon. A travel eSIM on Orange YT at $1.58/GB delivers full 5G without per-day billing.
How do I avoid a surprise roaming bill when visiting Mayotte?
Turn off data roaming on your carrier SIM before landing in Mayotte. AT&T's per-day charge fires from any background cellular contact — even a push notification at midnight — at $10/day. Without a plan, the rate is $2.05/MB. Install a travel eSIM via QR code before departure and set it as the active data SIM. Your carrier SIM stays active for calls and texts with WiFi Calling; the eSIM handles data at $1.58/GB.
How much does carrier roaming cost for a week in Mayotte?
AT&T: $70/week (International Day Pass at $10/day). Verizon: $70/week (TravelPass). T-Mobile: free at 256 Kbps or $105/week for usable speed. The cheapest eSIM for Mayotte starts at $1.58/GB on Orange YT's 5G network — better per-GB value than all three carriers.
Fact check
Common myths about roaming and eSIM in Mayotte
eSIM drains more battery than a physical SIM
An eSIM is a programmable chip embedded in your phone's hardware — the same radio module that handles physical SIM cards. It draws no additional power beyond what a physical SIM uses. Battery drain in Mayotte is driven by signal strength and data activity, not by SIM format. Weak signal forces your radio to search harder — that is the actual drain variable regardless of SIM type.
A VPN eliminates roaming costs
A VPN changes the routing of your data packets — it does not change which cellular network your phone connects to. In Mayotte, your phone attaches to Orange YT's towers whether or not a VPN is active. AT&T still bills $10/day for that connection even when you tunnel traffic through a VPN server. A VPN also adds 10–20% overhead to your total data consumption on top of the carrier charge.
eSIMs use different, slower networks
A travel eSIM in Mayotte connects to the same Orange YT towers as AT&T and Verizon roaming. The radio frequency bands, signal strength, and 5G speed are identical. AT&T's roaming agreement with Orange YT and a travel eSIM provider's agreement with Orange YT both access the same physical infrastructure. No speed penalty exists for switching from roaming to eSIM.
Our recommendation
Mayotte data costs: what our research found
The numbers point to Holafly for Mayotte. Holafly's unlimited plan runs on Orange YT in Mayotte at $3.49/day with no data cap. For trips longer than 5 days, unlimited data removes the guesswork of picking the right GB tier. Streaming, video calls, and tethering all work without watching a usage meter. Airalo is the pick if you use less than 2 GB/day — a 1GB plan at $3.99 costs less for light users.
Mayotte eSIM vs AT&T roaming: the price difference
A Mayotte eSIM costs $1.58 for the same data your carrier charges $70+ to roam.
Get a Mayotte eSIM