🇨🇿 eSIM plans for Czech Republic

Starting at $2.18/day*
  • No data caps
  • 7-days valid
  • Fast, reliable connection
  • Skip the roaming bill
  • QR code emailed instantly
Get your unlimited data
How many days
More days, lower daily rate
7
How many eSIMs
More eSIMs, bigger discount
1
Install it now or once you're away. Nothing starts counting until you reach your destination and switch the eSIM on.

* The "as low as" figure is the lowest per-day rate, taken from the longest unlimited data plan on sale here.

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Czech Republic eSIM travel illustration

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Here's how Onetel stacks up against other options in Czech Republic.

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Europe eSIM

Cover the Region with Europe eSIM

Cover Czech Republic and every neighboring country on one regional eSIM — no SIM swaps, no extra fees. Starting at $0.61.

View Europe Plans
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eSIM costs for Czech Republic

Prices shown in USD

7 days of unlimited data in Czech Republic costs $16.26 — about $2.32 a day on O2 Czech Republic, T-Mobile Czech Republic or Vodafone Czech Republic, with no roaming charge and no SIM to swap. In Czech Republic, 5G is live and median mobile download speed is 54.2 Mbps.

Duration Price Daily cost
1 day $3.42 $3.42/day
3 days $7.34 $2.45/day
5 days $11.78 $2.36/day
7 days $16.26 $2.32/day
10 days $22.82 $2.28/day
15 days $33.56 $2.24/day
30 days $65.54 $2.18/day
180 days $60.00 $0.33/day
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Which Czech Republic eSIM plan fits your trip?

Choose your Czech Republic eSIM by matching the allowance and validity period to your trip, then compare the selected product details with the local network, band and speed references already shown on this page.

Start with the length of your stay, then allow for navigation, messaging, streaming and work use. Each option below is a plan size that is currently available for this destination.

Short trip

1 GB / 7 days

Best for: A short visit with maps, messages and occasional browsing.

This option pairs the 1 GB allowance with a stated validity period of 7 days.

Usage tip: Save maps before longer journeys and use Wi-Fi for large downloads.

Two-week trip

3 GB / 15 days

Best for: A stay of around two weeks with regular navigation and messaging.

The 3 GB allowance remains available across a stated validity period of 15 days.

Usage tip: Keep automatic app updates and cloud backups on Wi-Fi.

Longer or higher use

10 GB or more / 30 days

Best for: A longer stay or more frequent streaming, video calls or work use.

The 10 GB or more / 30 days profile provides a larger data pool than the short-trip options on this page.

Usage tip: Compare the allowance with your normal phone usage and monitor it during the trip.

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Which networks you connect to in Czech Republic

Your eSIM roams onto Czech Republic's own operators. These are the networks and the frequencies they run — check your phone supports them before you travel.

Operator 4G / LTE bands 5G bands 5G
O2 Czech Republic B1, B3, B8, B20, B28, B38, B40 n28, n78 Yes
T-Mobile Czech Republic B1, B3, B8, B20, B28 n1, n28, n78 Yes
Vodafone Czech Republic B1, B3, B8, B20, B28, B38 n28, n78 Yes
54.2 Mbps
Median download
12.0 Mbps
Median upload

Source: Ookla Speedtest Global Index, August 2025

Coverage in Czech Republic

B20 (800 MHz) is the primary rural/suburban LTE coverage band for all three operators; foreign phones lacking B20 may experience significantly reduced LTE coverage outside urban areas.

How to check mobile coverage in Czech Republic

The Czech Republic mobile network source is linked below as a public network reference. Check the places on your itinerary where the source offers local detail, then confirm the network information for the selected eSIM product. The operator table on this page provides the country-level reference, while the selected product details identify which network information applies to your plan.

Accommodation and daily stops

Check your accommodation and the places you expect to visit in Czech Republic. Indoor reception can differ from an outdoor map, so keep the property Wi-Fi details available as well.

Journeys between stops

Review the full route rather than checking only the arrival city. Save tickets, addresses and maps offline before longer road or rail journeys.

Borders and onward travel

Check the selected product scope for every country on your itinerary. Your Czech Republic plan and a regional plan may have different included destinations and validity periods.

Phone compatibility in Czech Republic

Compare your phone with 4G bands B1, B3, B8, B20, B28, B38, B40 and 5G bands n1, n28, n78 in the existing Czech Republic network table. Support for more of the listed bands gives the phone more options when connecting, while the selected product, location and local network conditions determine the service available.

Set up the Czech Republic eSIM for your trip

Keep the QR code and installation instructions available offline, and complete each step according to the selected product's instructions.

When validity starts: Validity-start rules can differ by product. Check the selected plan details before installation and travel.

  1. Confirm that your phone is unlocked and supports eSIM before purchase.
  2. Save the QR code or manual installation details somewhere you can reach without mobile data.
  3. Use reliable Wi-Fi to install the profile at the time recommended in the product instructions.
  4. When you are ready to use it, select the travel eSIM for cellular data and apply the stated roaming and APN settings.
  5. Keep roaming disabled on your home line if you want to avoid using its travel data.
Network and coverage sources, checked 2026-10-10
Czech Republic travel guide

How to Enjoy Czechia

Start in Prague. Walk the Vltava River banks at dawn before crowds arrive. From the Gothic spires of St. Vitus Cathedral to the medieval houses of Old Town Square, the city rewards early risers. For a quieter pace, take a train north to the sandstone labyrinth of Bohemian Switzerland National Park. Central European food is hearty; expect meat, potatoes, and sauerkraut. Whether you explore castle hilltops or forest trails, carry cash for small vendors. Many restaurants add a service charge, so check your bill before tipping. Avoid changing money at tourist exchange booths; use ATMs inside banks for fair rates.

Key Attractions

  • Prague Castle - A sprawling complex of palaces, gardens, and St. Vitus Cathedral. Arrive by 9am to avoid queues. Allow half a day.
  • Charles Bridge - Best seen at sunrise or after 9pm. Crowded by midday. Watch for pickpockets near the towers.
  • Old Town Square - Home to the Astronomical Clock. Free to view from outside. Paid entry inside shows the clock mechanism up close.
  • Český Krumlov Castle - A UNESCO World Heritage site in South Bohemia. Book entry online the day before. The hilltop views over the Vltava River are worth the climb.
  • Kutná Hora - A day trip from Prague. The Gothic St. Barbara’s Church and the old silver mine tour are the highlights. Check mine tour times in advance; last entry is early afternoon.

Foods to Try

  • Goulash (Guláš) - A thick meat stew, usually beef or pork, seasoned with paprika. Served with bread or dumplings. Not the same as Hungarian goulash; Czech versions are less soupy.
  • Trdelník - A sweet pastry rolled in cinnamon and sugar. Popular at markets. Avoid pre-wrapped versions; look for spits roasting over coals for the freshest taste.
  • Svíčková - Marinated beef sirloin in a creamy sauce, often served with cranberry and bread dumplings. A Sunday lunch staple in traditional restaurants.
  • Fried Cheese (Smažený sýr) - Breaded and deep-fried cheese curds. Sold at street stalls and fairs. Eat immediately while hot and stretchy.
  • Becherovka - A herbal liqueur from Karlovy Vary. Served cold in small shots. Bitter and medicinal; not for everyone. Try it as a digestif.

Best Time to Visit

Late spring and early autumn are the most comfortable seasons. May and June bring mild temperatures and long daylight. September and October offer fewer crowds and golden foliage. These months are ideal for walking tours and outdoor cafés. Winter, from December to February, turns Prague and Český Krumlov into cold but beautiful scenes. Christmas markets run from late November through December. Book accommodation well ahead for December. Summer, July and August, is hot and crowded. Prices peak, and popular sites have long lines. If you visit in summer, plan indoor activities for midday heat. Rain is possible any month; pack a waterproof jacket.

Packing Essentials

Comfortable walking shoes - Prague’s Old Town and Český Krumlov have cobblestone streets and hills. Flats or sneakers with good grip are essential. Layers and a light jacket - Even in summer, evenings can be cool. A fleece or cardigan works well. Waterproof jacket or umbrella - Sudden rain is common year-round. A compact umbrella fits easily in a daypack. Modest clothing for church visits - Many of Czechia’s cathedrals require covered shoulders and knees. Carry a scarf to cover up quickly. Cash and card - While cards are widely accepted, some smaller shops and rural stalls are cash-only. Czech koruna is the currency; euros are not accepted. Do not rely on foreign ATMs for good rates. Carry a mix of notes and coins.

Common Questions

The details worth knowing about your Czech Republic eSIM

Band 20 is the primary rural LTE band for all three Czech operators. Without it, you will likely see significantly reduced LTE coverage outside urban and suburban areas. In cities, other bands like B1 or B3 may work, but expect weaker signals in the countryside.

Your eSIM will connect to one of the three local operators: O2 Czech Republic, T-Mobile Czech Republic, or Vodafone Czech Republic. The specific assignment depends on your eSIM provider’s roaming agreements. The network choice is not guaranteed to be a single operator for the whole trip.

This FAQ section is for the Czech Republic page only. Coverage of neighbouring countries is not described in the facts provided. You should check the product description or your eSIM provider’s coverage list to see if Slovakia, Germany, or other countries are included in your plan.

Yes, n78 is a common 5G band for all three operators: O2, T-Mobile, and Vodafone all list n78 in their 5G bands. However, T-Mobile also uses n1 and all three use n28, so full 5G coverage may depend on your phone supporting those additional bands as well.

The facts provided do not mention any local registration or ID requirements for eSIM use in Czech Republic. In general, eSIMs from international providers typically do not require local ID, but you should verify with your eSIM provider whether any specific rules apply for this country.

Compare 1 GB / 7 days, 3 GB / 15 days and 10 GB or more / 30 days. Use the shorter profiles for lighter maps and messaging use, then compare the larger allowance for streaming, video calls or work apps.

The start rule is product-specific. Review the selected plan details before installing it so you know whether any action is required before arrival.

Save the QR code, manual installation details, APN guidance and the support instructions supplied with the selected plan.
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