CDG · Paris, France

Charles de Gaulle Airport — Wi-Fi, eSIM & arrival guide

T1 (Star Alliance), T2 (split into 2A through 2G — SkyTeam, Air France hub), T3 (low-cost). The CDGVAL automated shuttle connects all three terminals (free, every 4 min). This page covers what to expect on the ground — free Wi-Fi reality, mobile signal at the gate, ground transport into Paris, and how to skip the SIM-card booth queue.

Free airport Wi-Fi

240 min limit

Distance to Paris

25 km

Best local carrier

Orange has the deepest French coverage including TGV routes; SFR and Bouygues are solid in Paris itself.

Free Wi-Fi & mobile signal at CDG

Free Wi-Fi: 4-hour free Wi-Fi (no signup). Decent download speed but uploads are slow — bad for video calls.

Mobile signal at arrival: Orange, SFR, Bouygues, and Free Mobile all have full 4G/5G coverage. eSIM attaches before you reach passport control.

SIM kiosk pricing reality: Orange and SFR have desks in T1 arrivals and T2E/2F. Tourist SIM 14 days/20 GB ≈ €30. LTE.app eSIM is half the price and saves the queue after a long flight.

Ground transport from CDG to Paris

RER B

⏱ 35–50 min to Gare du Nord / Châtelet€11.45 (~$12.50)

Cheapest option. Trains every 10–15 min. Avoid 6–9 AM and 5–8 PM rush — packed.

Roissybus

⏱ 60–90 min to Opéra€16.60 (~$18)

Useful if your hotel is near Opéra and you want to avoid steps with luggage.

Le Bus Direct (now defunct — ignore old guides)

⏱ ——

This service stopped in 2020. Use RER B or a taxi instead.

Taxi (flat rate)

⏱ 40–70 min€56 to right bank, €65 to left bank (regulated, posted on signs)

Use the official taxi line outside arrivals. Refuse anyone who approaches you inside the terminal.

Uber / Bolt

⏱ Same as taxi€45–75

Pickup at the designated rideshare zone — signs in arrivals show the way.

What to do the moment you land

✓Toggle airplane mode off — eSIM connects in seconds
✓For RER B, buy the ticket from a touchscreen machine; cash is accepted but contactless is faster
✓Currency exchange at CDG is poor — withdraw euros from a bank ATM (BNP, LCL, Crédit Agricole) instead of an ICE counter
✓Validate (composter) your RER ticket at the platform gate — fines for unvalidated tickets are €50

Common scams to avoid at CDG

Strangers offering to "help" you with the ticket machine — they pocket the change
Unmarked taxi drivers in the arrivals hall — always use the official taxi line
Petty pickpocketing on the RER B platform and onboard

Airport lounges

Air France lounges in T2E/2F have fast Wi-Fi (50–150 Mbps). Priority Pass: Star Alliance lounge at T1, several at T2.

Currency & ATMs

BNP and LCL ATMs in arrivals give the real interbank rate. Avoid Travelex.

CDG is a Helium reward zone

⚡ 5× airport

Members earn 5× HNT rewards for being online at airport hexes. Map shows the live coverage zones across France.

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How to activate your eSIM for France

Choose your plan in LTE.app

Browse France plans and select one that fits your trip length. Takes under a minute.

Scan the QR code in your phone settings

iOS: Settings → Cellular → Add eSIM. Android: Settings → Network → SIM → Add eSIM. Scan the QR and confirm.

Board your flight

Your eSIM is installed. No action needed during the flight. Keep your home SIM active for calls and texts.

Land at Charles de Gaulle Airport — you're connected

The eSIM connects automatically to a France carrier. By the time you reach baggage claim, you have data.

FAQ — CDG Charles de Gaulle Airport

Is there free Wi-Fi at Charles de Gaulle Airport?

Yes — 4-hour free Wi-Fi (no signup). Decent download speed but uploads are slow — bad for video calls. A France eSIM still gives you reliable data the moment you land and continues working throughout your trip, not just inside the terminal.

How do I get from Charles de Gaulle Airport to Paris?

Charles de Gaulle Airport has multiple options: RER B (35–50 min to Gare du Nord / Châtelet, €11.45 (~$12.50)); Roissybus (60–90 min to Opéra, €16.60 (~$18)); Le Bus Direct (now defunct — ignore old guides) (—, —). The airport is about 25 km from Paris.

Can I buy a SIM card at Charles de Gaulle Airport?

Yes — Orange and SFR have desks in T1 arrivals and T2E/2F. Tourist SIM 14 days/20 GB ≈ €30. LTE.app eSIM is half the price and saves the queue after a long flight.

Which mobile carrier should I use at Charles de Gaulle Airport?

Orange has the deepest French coverage including TGV routes; SFR and Bouygues are solid in Paris itself. LTE.app eSIM plans automatically connect to the best available signal at Charles de Gaulle Airport and throughout France.

When should I install my eSIM for France?

Install your eSIM at home before your flight, while connected to Wi-Fi. It takes under two minutes — just scan a QR code in your phone settings. Activation happens automatically when you land at Charles de Gaulle Airport and connect to the local network.