Internet in a camper van or van in the USA: what are the options?

Traveling to the USA in a motorhome or van is the ultimate adventure: freedom, wide open spaces, national parks… but also thousands of miles without a reliable internet connection! Whether you want to work online, stay in touch with your family or surf the web in comfort, having the right package, WiFi box, American SIM or optimized eSIM is essential. We’ll help you find the ideal solution for your budget, usage and itinerary.
What's the best way to get Internet access in a motorhome or van in the USA?
The 4 ways to get internet on a road trip in the usa are very calssically:
– SIM / eSIM card: T-Mobile, AT&T or Verizon prepaid: excellent coverage, data from $30 for 10-20 GB.
– Router / pocket WiFi: portable device + multi-connection, practical for the family, from ~€5/day.
– French roaming (Free, Orange, SFR): practical, but often limited in data and expensive out of bundle.
– Secured public WiFi (VPN): cafés, campsites, Walmart… an essential tip for saving on mobile data.
We’ll tell you all about it right after!
Quick comparison of solutions
Solutions | Benefits | Disadvantages | Approximate price |
---|---|---|---|
Prepaid SIM / eSIM | Very good coverage, many options to fit your needs | De-locked phone required | 12 to €60 for 2 to 30 GB (also available unlimited) |
Router / Pocket WiFi | Sharing + multi-device | Bulky, rental at cost | 5-10 €/day + data (less than 5€/day with SIM USA) |
Roaming French rate plan | FR number, ready for use | Limited data, out of expensive package | Depending on the operator |
Public WiFi + VPN | Free | Variable safety + reliability | Free, VPN ~€5/month |
4G booster antenna | Enhanced rural reception | Cost, installation | 100-400 (purchase) |
What's the right choice for your profile?
- Digital nomad: US SIM + portable router + 4G booster (security + speed).
- Family roadtrip: Pocket WiFi + local SIM = shared connection.
- Small budget / backpacker: Roaming Free + free wifi + secondary eSIM SIM.
- Isolated explorers: Verizon SIM + booster antenna + offline GPS application.
Local US SIM / eSIM card
Benefits
- Optimal 4G/5G coverage depending on operator (T-Mobile, AT&T, Verizon).
- Very economical: around $30 for 10-20 GB of data.
- Available at airports, department stores, or to order before departure in France.
- eSIM versions (Holafly, Airalo) easily activated on arrival.
Disadvantages
- Phone must be de-locked; check US frequency compatibility.
- Polyphony / SMS to France often limited.
Tips
- Choose T-Mobile if you plan to stay in the city; Verizon for better coverage in parks and rural areas.
- Activate data roaming with caution: opt for a prepaid US plan such as our USA SIM card.

Router / Pocket WiFi (portable box)
How does it work?
A small 5G routerrouter, inserted with a US SIM or eSIM, distributes WiFi to all devices (smartphone, tablet, computer). Perfect for families or digital nomads working in pairs (or more!).
It’s the perfect tool if you’re looking for a stable, shared connection, especially for managing your nomadic school and remote work!
Benefits
- Multi-device sharing + good throughput.
You can rent for the duration of your trip!
Disadvantages
- Device to be recharged, format often bulkier than a simple SIM.
- Daily cost (€5-10), plus data.
Tip
Book the box before departure and have it delivered in France or dropped off at the airport.
Do the same with the SIM card. All you have to do is activate it when you arrive at the US airport.
Roaming with French package
Remember to check whether your current package includes an international extension, and in particular the countries you wish to cross.
If not, each operator offers roaming solutions.
Benefits
- You leave with your French number, ready to use.
- Direct compatibility, no additional purchase required.
Disadvantages
- Limited data; out of bundle, it gets expensive very fast.
- Some rural areas remain poorly covered.
- You don’t have an American number.
Board
Always deactivate 2G/3G roaming (the 3G network has been largely deactivated in the USA); prefer 4G/5G only.
Public WiFi & hotspots
Where can I find it?
- Supermarkets (Walmart), restaurants, campsites, libraries, some gas stations.
- Useful app: WiFi Map to locate free networks near you.
Benefits
- Free, practical for large downloads (stream, work).
- Perfect for saving your mobile data.
Disadvantages
- Weak security: risk of espionage on the network.
- Fluctuating connection, sometimes slow.
Precautions
- Always use a VPN (ExpressVPN or NordVPN).
- Avoid online banking transactions over public WiFi.

Outdoor antennas & 4G boosters
Why use them?
In a camper van, the external 4G antenna amplifies the signal, especially useful in rural areas or where the signal is weak.
Benefits
- Improves network reception in rural areas.
- Optimize your mobile hotspot inside your van.
Disadvantages
- Expensive purchase ($100 to $400).
- Manual installation can be tedious.
Tip
- Invest if you often go into white zones; perfect for demanding digital nomads.
Security & privacy: how to manage it?
- Always enable VPN.
- Update your smartphone and apps now.
- Avoid connecting without SSL (https sites).
- Disconnect connection sharing when not in use.
Tips for preparing your road trip
- Check your mobile’s 3G/4G/5G compatibility.
- Do your roads pass through areas with little coverage? Download your offline maps.
- Remember to buy an external 10,000 mAh battery for GPS recharging.
- Bring a cable + cigarette-lighter charger for the van.
- Buy your SIM or eSIM in France for greater peace of mind on arrival!
Staying connected in a motorhome or van in the USA is possible, and a lot easier than you might think! Whether you opt for a local SIM, pocket WiFi or French roaming, each option has its advantages, depending on your budget, your travel style and your desire for peace and quiet. Our best advice?Mix solutions: SIM + router + free WiFi + VPN security = total connectivity, and peace of mind.