--- title: "Czechia eSIM: Prepaid Travel Data Plans | Viasimo" canonical: "https://viasimo.com/destinations/czech-republic/" price_from: 1.29 currency: USD locale: en content_type: destination --- # Czechia eSIM: Prepaid Travel Data Plans | Viasimo > Czechia eSIM from $1.29: 5G data on O2 / Vodafone, delivered by email in minutes. No roaming fees, no contract. Source: https://viasimo.com/destinations/czech-republic/ --- ## eSIM for Czechia ### Works everywhere in Czechia Search a state or region in Czechia - Carlsbad Region - Central Bohemia - Hradec Králové Region - Liberec Region - Moravian-Silesian Region - Olomouc Region - Pardubice Region - +11 more - +7 more Select your plan In stock Unlimited Standard Duration 3 Days $2.33/day 5 Days $2.20/day 7 Days $2.00/day 10 Days $1.90/day 15 Days $1.80/day 30 Days $1.67/day 60 Days $1.65/day 90 Days $1.67/day 180 Days $1.64/day Quantity 1 Unlimited data · 3 Days $7.00 Get unlimited internet Unlimited data · 3 Days ×1 $7.00 Get unlimited internet [Going to more than one country? See regional plans](#multi-country) ### Does my phone take an eSIM? Check now Dial *#06# on your phone. If you see an EID number, your phone takes an eSIM. Most phones sold since 2019 do. [Not sure it works on your phone? Check compatibility](https://viasimo.com/device-compatibility/) Install before you fly ### How do you install and activate it? - 1 #### Buy before you fly Pick a country and a data size; pay with Apple Pay, Google Pay or card. - 2 #### Open the email Your QR code arrives in minutes. Scan it while you still have wifi. - 3 #### Land connected Switch data to Viasimo on arrival. Your own number keeps working for calls. Network ### Which networks does the Czechia eSIM use? Host networks: O2 / Vodafone Your eSIM picks one automatically; you do not choose or switch between them. - **Data**: 500 MB – 50 GB or unlimited - **Validity**: 1–180 days - **Speed**: 4G LTE / 5G - **Hotspot / tethering**: Supported on most devices - **Activation**: Starts when you first connect in your destination - **Speed management**: Roughly 2-3 GB per day at full speed, sometimes less depending on the local carrier, then reduced - **Top-ups**: Add more data from your account, before the plan expires - **Text messages (SMS)**: Data only: use an app for verification codes - **Unused validity**: 180 days before it must be installed Choosing a plan ### How much data do you need? The allowances below are our sizing recommendations, not measurements. The plan beside each one is the cheapest option on this page that covers it. Recommended data allowances matched to the plans sold for this destination | You are | Plan for | Cheapest plan that covers it | | --- | --- | --- | | Light Maps, messaging and the occasional lookup | About 1 GB a week | $1.59 1 GB, 7 days | | Typical Maps, social, photos and some browsing | About 3 to 7 GB a week | $4.59 5 GB, 30 days | | Heavy Video streaming, video calls and uploads | 10 GB a week or more | $8.99 10 GB, 30 days | | Working or sharing Tethering a laptop, calls and cloud sync | 20 GB a week or more | $14.00 Unlimited, 7 days | [Work it out from your own habits](https://viasimo.com/esim-data-calculator/) What a week abroad costs ### eSIM, local SIM or roaming? Charged per day Your carrier roaming Queue and plastic A SIM at the airport $1.29 Viasimo, one bundle Only the Viasimo figure is a price: it comes from today’s live catalog. The other two rows are directional, not quoted rates. ### About this eSIM Czechia is a compact, densely settled country with three operators sharing it, so data here is rarely the problem. You get 5G in the capital and 4G across the towns, motorways and rail corridors that carry almost every visitor. The gaps are in the border forests and the mountains, and they are small. #### Getting online when you land Do the install at home, over wifi, before you travel. Then the profile is sitting on the phone waiting, and arriving becomes a matter of one switch rather than a search for a hotspot in Vaclav Havel airport's arrivals hall. Switch the profile on after landing and enable data roaming for it. If you are coming in by train from Vienna, Berlin or Krakow instead, do it as you cross; the attachment happens quietly somewhere in the countryside and you will notice only when your map redraws. Keep your regular SIM in for calls. Apartment hosts in Prague and Brno will ring you about key collection, and a number that does not work makes that conversation harder than it needs to be. #### The networks you'll be on Three operators carry traffic here. O2 runs 3G, 4G/LTE and 5G. T-Mobile runs 3G and 4G/LTE. Vodafone runs 3G and 4G/LTE. The overlap between them is what makes the country feel well connected. A valley or a stretch of forest that is poor for one operator is frequently fine for another, and a roaming handset can attach to whichever is reachable rather than being tied to one footprint. Day to day this means a 5G connection in and around Prague, dependable 4G through the rest of the inhabited country, and an occasional 3G moment in the hills. All three carry maps and messaging without complaint. #### Where coverage holds, and where it thins Strong: [Prague](https://viasimo.com/destinations/prague/) in its entirety, including the outer housing estates and the airport road; Brno and the Moravian towns around it; Ostrava and the industrial north-east; Plzen, Olomouc, Liberec and Hradec Kralove; the D1 motorway spine and the main rail lines; and the tourist towns of Cesky Krumlov, Karlovy Vary and Kutna Hora. Patchier: the Sumava forest along the Bavarian border, where protected woodland means few masts; the Krkonose and Jeseniky mountain ranges, particularly on ridge walks and in the deeper valleys; the Bohemian Switzerland sandstone gorges near Hrensko; the Moravian Karst caves, where you are underground and will have nothing at all; and the quieter agricultural stretches of South Bohemia between villages. Two urban specifics. Prague's metro tunnels are the least dependable place in the city for a connection, so load your route before you descend rather than assuming you can check it on the platform. And the old town's narrow lanes and heavy stone can blunt a signal that is perfectly strong on the square you just left. #### What you'll actually use data for here Transport apps do the most work. Prague's integrated public transport system sells tickets through an app, live-tracks trams and tells you which of three connections is actually running, and the national rail operator does the same for intercity travel. Buying paper tickets from a machine is possible but slower and rarely cheaper in effort. After that: navigation on foot, because Prague's medieval street plan defeats a sense of direction that works fine everywhere else; restaurant and beer hall bookings, which are genuinely necessary in the centre on weekend evenings; and translation for menus, since Czech shares almost nothing with the languages most visitors bring with them. You will also want a connection for the small friction points: contactless payment backups, parking zone apps in Brno and Prague, checking whether a castle is on its winter schedule, and confirming a driver if you use ride-hailing, which operates widely in the larger cities. #### Before you fly Download offline maps of Prague plus any regional area you plan to hike in. City mapping is the one you will use daily; the mountain maps are the one you will be grateful for on a ridge. Screenshot your apartment address written in Czech, complete with the district number. Prague addresses carry two numbers on the same plaque and giving a driver the wrong one is a well-worn way to end up on the other side of the river. Bring a power bank if you are doing long walking days. Constant navigation in a dense city eats a battery quickly, and the trams do not have chargers. Finally, cache your rail bookings and any timed museum or castle entries as screenshots. Ticket inspectors and gate staff will take a picture on your screen, and it is one less thing to depend on a connection for. [Unlimited runs at full speed up to a fair-use limit, then continues slower.](https://viasimo.com/legal/fair-usage-policy/) Before you buy ### Important to know - This is a data-only eSIM. It carries no calls or SMS on its own number. - Your existing number stays on your primary SIM, so calls and verification texts keep working. - Your phone must support eSIM, and some carrier-locked phones cannot install one. - Signal varies with location, terrain, congestion and your handset. Dense urban areas are consistently better served than remote ones. - 5G only works where the host network has deployed it and your phone supports it. Everywhere else it falls back to 4G LTE. - The eSIM selects a host network automatically. You cannot pick or switch between them. - Unlimited plans run at full speed up to a fair-use limit, then continue at a reduced speed. [Read the fair usage policy](https://viasimo.com/legal/fair-usage-policy/) Looking for more information? ### Frequently asked questions ### Does an eSIM work in Czechia? Yes. Your Czechia eSIM connects automatically the moment you arrive, with no roaming fees and nothing to set up at the airport. The host networks it can use are O2, Vodafone. Coverage runs on 4G LTE and 5G where the network has rolled it out, and falls back to 4G elsewhere. ### Do I get 5G in Czechia? Yes, where it has been deployed. 5G runs on O2, Vodafone in Czechia, and your eSIM uses it automatically on a 5G-capable phone, dropping back to 4G LTE outside covered areas. No country is covered everywhere, so 5G availability varies by location. ### How much data do I need for Czechia? These are Viasimo's sizing recommendations, not measurements of your trip. Maps, messaging and the occasional lookup run to roughly 1GB a week. Streaming, video calls or tethering a laptop push that to 3-5GB a week, and uploading photos and video moves past it faster still. The data calculator on this site works it out from how you actually use your phone. Sizing one tier up costs less than topping up part-way through a trip. ### Is an eSIM cheaper than roaming in Czechia? Usually, though it depends on your own carrier. A roaming day-pass is charged for each day it is active whether you use the data or not, while a prepaid bundle is one up-front purchase for a fixed amount of data. The gap widens on longer trips. Check your carrier's published rate for Czechia before you fly rather than taking our word for it. ### How do I install my eSIM? After checkout we email you a QR code. On your phone, open Settings, then Cellular or Mobile data, tap Add eSIM, and scan the code. Installation takes under a minute. ### When does my Czechia eSIM activate? Your plan activates automatically when you arrive and connect to a local network, so your validity period only starts once you land. ### Can I keep my regular number? Yes. The eSIM is data-only and runs alongside your physical SIM, so you keep your home number for calls and texts while using Viasimo for data. ### Can I top up or extend my plan? Yes. You can buy more data or extend your plan at any time from your account before it expires. ### Does it support hotspot and tethering? Tethering is supported on most devices, so you can share your connection with a laptop or other devices. Where this comes from ### Information and verification Each block below says what was checked and when. Anything we cannot date, we do not claim. - **Prices and plans**: Every price and allowance on this page is read from the live catalog, not typed in. - **Prices and plans**: Verified September 18, 2026 - **Host networks**: The operator list comes from the network partner that carries this eSIM. - **Host networks**: Verified September 18, 2026 Transparent pricing ### Czechia eSIM prices 1 day Czechia eSIM prices: 1 day | Data | Price | Per day | | --- | --- | --- | | 500 MB | $1.29 | $1.29 /day | | 1 GB | $1.59 | $1.59 /day | | 2 GB | $2.29 | $2.29 /day | | 3 GB | $3.59 | $3.59 /day | | 5 GB | $4.00 | $4.00 /day | | 10 GB | $8.99 | $8.99 /day | 3 days Czechia eSIM prices: 3 days | Data | Price | Per day | | --- | --- | --- | | Unlimited | $7.00 | $2.33 /day | 5 days Czechia eSIM prices: 5 days | Data | Price | Per day | | --- | --- | --- | | Unlimited | $10.99 | $2.20 /day | 7 days Czechia eSIM prices: 7 days | Data | Price | Per day | | --- | --- | --- | | 1 GB | $1.59 | $0.23 /day | | Unlimited | $14.00 | $2.00 /day | 10 days Czechia eSIM prices: 10 days | Data | Price | Per day | | --- | --- | --- | | Unlimited | $18.99 | $1.90 /day | 15 days Czechia eSIM prices: 15 days | Data | Price | Per day | | --- | --- | --- | | 3 GB | $3.00 | $0.20 /day | | Unlimited | $27.00 | $1.80 /day | 30 days Czechia eSIM prices: 30 days | Data | Price | Per day | | --- | --- | --- | | 3 GB Best value | $3.29 | $0.11 /day | | 5 GB | $4.59 | $0.15 /day | | 10 GB | $8.99 | $0.30 /day | | 20 GB | $16.99 | $0.57 /day | | Unlimited | $49.99 | $1.67 /day | 60 days Czechia eSIM prices: 60 days | Data | Price | Per day | | --- | --- | --- | | Unlimited | $98.99 | $1.65 /day | 90 days Czechia eSIM prices: 90 days | Data | Price | Per day | | --- | --- | --- | | Unlimited | $149.99 | $1.67 /day | 180 days Czechia eSIM prices: 180 days | Data | Price | Per day | | --- | --- | --- | | 50 GB | $48.00 | $0.27 /day | | Unlimited | $294.99 | $1.64 /day | Going to more than one country? ### Regional plans that also cover Czechia [All destinations](https://viasimo.com/destinations/) [Europe from $1.79](https://viasimo.com/destinations/europe/) [Global from $8.99](https://viasimo.com/destinations/global/) Destinations ### Popular eSIM destinations [All destinations](https://viasimo.com/destinations/) [United States from $1.29](https://viasimo.com/destinations/united-states/) [Åland Islands from $1.79](https://viasimo.com/destinations/land-islands/) [Albania from $1.29](https://viasimo.com/destinations/albania/)