Is Brittany easy to reach from the UK?

Yes. Ferries run from Portsmouth and Plymouth to Saint-Malo and Roscoff, and TGV trains link Paris to Rennes in around 90 minutes. Your eSIM activates on arrival so you land connected.

Do I need mobile data for the Carnac stones?

It helps. Data lets you follow guided-tour audio and maps around the alignments, though the site itself is walkable without it. Signal is fine in Carnac town but weaker on the surrounding country lanes.

Brittany eSIM.

Name: Brittany travel eSIM
Brand: My Holiday SIM

From the walled port of Saint-Malo and pink-granite coast to the standing stones of Carnac.

from $2.59/day · unlimited dataAll of France →

Unlimited data5G where availableInstant QR by emailKeep your number

1 · How many days?

10 daysOther:days

2 · How much data?

3GBBest pricevalid 15 days$4.94$0.49/day

Cheapest plan covering your trip: 3GB, valid 15 days.

Travellers (one eSIM each)

1 × 3GB (valid 15 days) · 10-day trip$4.94

Good to know in Brittany

Brittany's coast runs on tides - islands like the Île de Bréhat and causeways come and go with the water. Keep data live to check tide tables and ferry timetables, especially around the Golfe du Morbihan.

Best time to visit Brittany

May to September offers the warmest, driest spells; the far west is famously changeable, so pack for four seasons even in high summer.

Two simple ways to buy

Brittany eSIM plans: unlimited, or by the GB.

Every Brittany eSIM from My Holiday SIM is one of two straightforward types. Pick whichever fits how you travel in Brittany — you can always top up or switch on your next trip.

Traveller streaming and browsing freely on an unlimited-data travel eSIM

Unlimited plans

High-speed data, nothing to count

Priced per day — the longer you stay, the better the daily rate. Ideal for streaming, hotspot and longer trips where you'd rather not watch a data meter. A fair-use policy keeps speeds fast for everyone; see each plan for the detail.

Best for streaming, video calls & hotspot
Great for longer or open-ended trips
One price per day — no GB anxiety

By-the-GB plans

3GB10GB20GB

A set bundle, brilliant value

A fixed data allowance (say 3 GB or 10 GB) valid for your travel days. The best-value pick for lighter trips built around maps, messaging and a bit of browsing. Running low? Top up in a couple of taps — nothing to reinstall.

Best value for lighter, shorter trips
Clear allowance — pay only for what you need
Top up any time from your phone

Compare plans →Not every destination has both types — the picker shows what's available where you're headed.

Plan your data

How much data do you need in Brittany?

A rough, honest guide to sizing your Brittany eSIM so you're not guessing. Most travellers in Brittany are comfortable on 3–5 GB a week — heavy streamers just go Unlimited.

Traveller checking maps and messages on her phone using a My Holiday SIM eSIM

Not sure? Start with a 5 GB plan — you can top up in seconds if you run low.

Light

~1 GB / week

Maps, messaging & email

Google Maps, WhatsApp, email and the odd search. Plenty for a city break where you mostly need directions.

Suits 1–3 GB plans

Balanced

3–5 GB / week

Everyday holiday use

Everything above plus social scrolling, music, cloud photo backups and a little video. Where most travellers land.

Suits 5–10 GB plans

Brittany eSIM: your local data guide.

Brittany is all rugged coastline and Celtic character - the ramparts of Saint-Malo, the medieval streets of Dinan, the Pink Granite Coast at Perros-Guirec, the prehistoric alignments of Carnac and the wild Pointe du Raz. A Brittany eSIM keeps ferry times, tide-dependent causeways and coastal-path routes to hand as you explore Finistère and the Morbihan.

One eSIM for Brittany and all of France. It's the national France eSIM — from $2.59/day with unlimited data, working the same in Brittany as it does the moment you leave it.

Landing at Rennes - Saint-Jacques (RNS)?

Install the QR at home, then switch the eSIM on as you taxi in — you're online before you reach the arrivals hall.

Brittany eSIM pricingbest-value plan · per day

Days

Per day

Total

Saving

3 days1GB

$1.46

$4.39

—

5 days1GB

$0.88

$4.39

−40%

7 days1GB

$0.63

$4.39

−57%

10 days3GBPopular

$0.49

$4.94

−66%

15 days3GB

$0.33

$4.94

−77%

30 days3GB

$0.22

$6.58

−85%

Each trip length shows the best-value plan that covers it. Total always shown before you pay.

eSIM vs the old ways in Brittany

eSIM

ROAMING

AIRPORT SIM

Data allowance

Unlimited

Usually capped

Rarely unlimited

Price known upfront

Prepaid

Billed after

Varies at the desk

Ready when you land

Instantly

After the queue

Keep WhatsApp number

SIM swapped

Brittany eSIM from $2.59/day — the whole bill, agreed before you fly.

Across the region

Where you'll lean on data in Brittany.

Saint-Malo

Strong 4G/5G within the walled city and along the ramparts for maps and seafood-restaurant bookings.

Pink Granite Coast (Perros-Guirec)

Good signal in the resort towns, dipping on the sentier des douaniers coastal footpath.

Carnac

Usable data around the alignments and Carnac-Plage, thinner on the quiet lanes inland.

Pointe du Raz (Finistère)

This exposed headland and the far west coast see patchy coverage, so download maps before you set out.

The practical bit

Getting around Brittany on your eSIM.

Apps you'll want online in Brittany

BreizhGo— Brittany's regional trains, buses and island ferries in one booking app.
SNCF Connect— TGV and TER trains linking Paris, Rennes, Saint-Malo and Brest.
STAR— Rennes metro and bus tickets, routes and live departures.
Uber— Available in Rennes; sparse in smaller coastal towns where taxis dominate.

How long to stay in Brittany

Five to seven days suits Brittany, combining Saint-Malo and Dinan with the Pink Granite Coast, the Morbihan gulf and a day out to Finistère.

How much data for Brittany

Balanced 3-5 GB covers a week of maps, ferry and tide checks and photos; lighter users touring towns by train may manage on 1-2 GB.

Coverage in Brittany

4G and 5G are dependable in Rennes, Saint-Malo, Vannes and Brest, but the far west of Finistère, exposed headlands and smaller islands see real signal gaps.

Where you're headed

Discover Brittany.

Explore the illuminated cobblestone streets of historic Dinan, Brittany at dusk.

Close-up of a historic stone building with weathered textures in Brittany, France.

Charming coastal village landscape of Saint-Suliac in Brittany, France, with serene waterfront and greenery.

Explore the stunning aerial view of the fortified city of Saint-Malo in Brittany, France.

How to activate your Brittany eSIM.

Full installation guide →

A traveller happily planning her next trip with a map and phone

Buy your plan

Choose your days — the QR code arrives by email in seconds.

A traveller installing her eSIM from the sofa in two minutes

Install at home

Scan the QR on Wi-Fi before you fly. About two minutes, no app needed.

Friends laughing together while packing for a holiday

Fly relaxed

Nothing counts down yet — your days start only at first connection.

A joyful family reunion at the airport arrivals hall

Switch on in Brittany

Turn the line on when you land. Connected before baggage claim.

New to eSIM in Brittany?

What is a Brittany eSIM?

A Brittany eSIM is a digital SIM that's already built into your phone. Scan one QR code and a local Brittany data plan installs alongside your home SIM — no plastic, no tray tool, no swap. Your number and WhatsApp stay exactly where they are.

✓ 2-minute install✓ Keep your number✓ Works on phones from 2018+

How eSIM works →Check my phone

A traveller with a backpack smiling at her phone — online abroad with My Holiday SIM

Connected · 5G

Home SIM · calls & WhatsAppHoliday eSIM · unlimited data

30-day refund promiseUnused, uninstalled eSIM? Full refund, no questions.

The price is the billPrepaid and final — roaming charges can't happen.

Days start when you landInstall early with zero pressure; counting begins at first connection.

Humans, 24/7Real people answer, before, during and after the trip.

Why travellers choose My Holiday SIM for Brittany.

Instant eSIM deliveryQR code in your inbox seconds after checkout — even at the departure gate.

No physical SIMNothing to collect, lose or poke out with a paperclip. Your home SIM stays put.

Keep your WhatsApp numberData flows through us; WhatsApp stays on your home number. Family always reaches you.

A traveller at the departure gate, eSIM ready on her phone

eSIM ready in ~2 minutes

No bill shock, everOne clear price before you fly. Roaming charges simply can't happen.

Secure paymentsCards, Apple Pay, Google Pay, PayPal and Klarna — encrypted end to end.

Real human supportReal people — before, during and after your trip. Live chat and email, no bots. Easy top-ups too.

Coverage in France.

5G where available, fast 4G everywhere else

Connected · 5G

Your eSIM joins France's partner networks automatically — no settings to choose, no manual network hunting. If signal drops in a remote spot, toggling Airplane Mode for a few seconds forces a fresh connection.

Orange
SFR
Bouygues Telecom
Free

Popular places covered

ParisNiceLyonMarseilleBordeauxChamonix

Keep data roaming ON for the eSIM line only — that's the switch travel eSIMs use, and it never adds charges on our plans.

Trusted networks, honest numbers.

No invented star ratings behind your Brittany eSIM — just the numbers we actually stand behind.

Friendly globe with location pins — coverage on every continent

My Holiday SIMSTAY CONNECTED. ANYWHERE.

200+

destinations — every continent covered

regions covered by a single regional eSIM

~2 min

typical install — QR to connected

Live

chat & email support

Before you fly

Brittany eSIM questions, answered.

On the larger islands like Belle-Île and Bréhat, yes - the main networks reach the ports and villages. Coverage can drop on remote cliff paths and smaller isles, so download offline maps and check ferry times before you sail.

Your Brittany eSIM glossary.

eSIMA SIM built into your phone's hardware. Plans install onto it digitally — no plastic card involved.

QR profileThe code we email you. Scanning it downloads your holiday plan onto the eSIM. One scan per device.

Data roaming (the switch)The toggle travel eSIMs use to join partner networks abroad. On our plans it never adds charges — keep it ON for the eSIM, OFF for your home SIM.

Hotspot / tetheringSharing your phone's data with laptops and tablets. Included on our plans wherever networks allow.

Top-upExtra days added to a live plan from your account. They append to the end — nothing overlaps.

First connectionThe moment your eSIM first joins a network at the destination — that's when your days start counting, not before.

Travelling wider in France?