9 Best eSIM for Bulgaria: Plans, Providers & How to Choose (2026)

Why an eSIM is Essential for Bulgaria Travel

Bulgaria uses the Cyrillic alphabet. Navigating street signs, menus, and transit maps is significantly easier with a working internet connection. Translation apps, Google Maps with Bulgarian POI names, and real-time transport data are not optional conveniences — they are practical necessities for first-time visitors.

International roaming on a home SIM can cost €5–€15 per day from providers outside the EU. A dedicated travel eSIM typically costs $4–$20 for an entire week of data, making the savings immediate and significant. Unlike physical SIM cards, an eSIM can be purchased and installed before you leave home, so you step off the plane already connected.

The dual-SIM functionality of eSIM-compatible phones is another real advantage. You keep your home number active for calls and texts while routing mobile data through your Bulgaria eSIM. There is no need to carry two phones or miss calls while abroad.

Best eSIM Plans for Bulgaria: Top Providers Compared

The following providers reliably cover Bulgaria in 2026. All are data-only plans unless stated. Prices are approximate and subject to change — always verify on the provider's site before purchasing.

• Airalo — the largest eSIM marketplace, with Bulgaria plans starting around $4.50 for 1 GB / 7 days up to roughly $26 for 20 GB / 30 days. Plans run on A1 or Vivacom network. Buy and manage via the iOS app or Android app. Reliable, widely reviewed, and easy to top up without a new eSIM. Best overall pick for most travelers.
• Ubigi — offers both Bulgaria-specific plans (around $9 for 3 GB / 30 days) and broader EU regional packages. A good choice if your trip extends into neighboring EU countries. Check whether your data allocation adjusts per country on regional plans.
• GigSky — premium plans with multi-provider fallback routing, which is useful in rural Bulgaria where one network may have a weak signal. Plans typically start at $8 for 1 GB / 7 days. Download via the GigSky app. Customer support is consistently rated highly — see their eSIM Support Guide for installation help.
• Holafly — unlimited data plans priced from around $19 for 5 days to $47 for 30 days. Read the fair-use policy carefully: speeds are throttled after a daily threshold, typically around 1–2 GB of high-speed use. Best for heavy streamers or remote workers who don't want to count gigabytes.
• Maya Mobile — a competitive newer provider with plans like 3 GB / 10 days for around $7 or 10 GB / 30 days for about $18 via their site. Check recent user reviews before purchasing, as newer providers can vary in service consistency.
• Saily — backed by the NordVPN team, offering straightforward Bulgaria plans from around $3.99 for 1 GB / 7 days. Simple app, no subscription required. A good budget fallback if Airalo prices are high during your travel window.

For a one-week trip with moderate use (maps, messaging, light browsing, occasional photo uploads), 3–5 GB is sufficient. Heavy users or digital nomads should plan for 10–20 GB per month. Most providers allow mid-trip top-ups so starting with a smaller plan is a reasonable strategy.

How to Choose the Right eSIM for Your Bulgaria Trip

Your ideal eSIM depends on three factors: trip length, data volume, and whether you're visiting only Bulgaria or combining it with other countries.

For a short city break of 3–7 days in Sofia or Plovdiv, a country-specific 3–5 GB plan from Airalo or Maya is the most cost-efficient option. For a two-week road trip taking in the Rhodope Mountains, the Black Sea coast, and rural villages, bump up to 10 GB and consider GigSky if you plan significant off-grid driving (its multi-provider routing reduces dead zones). For a month-long stay or a Balkans circuit, a regional EU plan from Ubigi or a high-data Holafly unlimited plan usually offers better value than stacking individual country eSIMs.

Budget travelers who don't mind the extra 30–60 minutes of setup time should seriously consider buying a local physical SIM from Vivacom — 20 GB + 800 minutes costs just 12 BGN (around €6) on their FREE2GO plan. The trade-off is registration paperwork and the need to be near a carrier store. If your time in Bulgaria is limited or you arrive late at night, the eSIM is the cleaner choice.

Mobile Networks and Coverage in Bulgaria

Bulgaria has three mobile network operators. All three offer prepaid tourist plans and 4G LTE coverage across major cities, with 5G available in Sofia, Plovdiv, Varna, and Burgas.

• Vivacom — widely considered to have the most extensive 4G and 5G network, particularly strong in rural and mountainous areas including the Rhodopes and Pirin. The best choice if you plan to hike, ski, or explore off the main highways.
• A1 Bulgaria — excellent data speeds in cities. Users report some of the fastest LTE throughput in Sofia and along the Black Sea coast. The A1 network is what most Airalo Bulgaria eSIMs route through.
• Yettel (formerly Telenor Bulgaria) — competitive pricing, decent city coverage, weaker in remote rural zones. Their airport stand at Sofia International Airport (Terminal 2, airside before baggage exit) is the only in-airport option for buying a physical SIM on arrival.

Coverage in mountain regions and border zones can be patchy regardless of carrier. Download offline maps for areas you plan to visit — Google Maps allows saving entire regions for offline navigation before you leave home Wi-Fi. This is worth doing for popular hiking zones like the Seven Rila Lakes area, where signal is genuinely unreliable.

eSIM vs. Physical SIM: Which is Best for Bulgaria?

Both options work well in Bulgaria. The decision comes down to convenience versus cost.

An eSIM wins on convenience. You purchase and install it before departure, activate it on landing, and never need to find a store. There is no physical card to lose, and you can keep your home SIM active for voice. The main limitation is device compatibility — older phones and budget Android handsets may not support eSIM.

A physical local SIM wins on price for longer stays. Vivacom's DATA2GO plan gives 50 GB for 20 BGN (around €10) with 13.4 GB of EU roaming included. A1's HIT plan offers 20 GB + 1,000 call minutes for 20 BGN. These are significantly cheaper per gigabyte than most international eSIM plans. The drawback is that buying a physical SIM requires presenting your passport for mandatory registration — a Bulgarian law requirement for all prepaid SIM sales — and you need to find an official carrier store or the Yettel airport kiosk.

Where to buy a physical SIM in Bulgaria: the Yettel stand inside Sofia Airport (before the baggage exit, terminal airside) is the most convenient option on arrival, but hours are not guaranteed for very early or late flights. Official carrier stores are easy to find in Sofia (especially along Vitosha Boulevard and in the Mall of Sofia), in Plovdiv city center, and in Varna along the main shopping streets. Avoid unauthorized resellers and tourist-district kiosks selling SIM cards — prices are marked up and registration may be skipped, causing activation issues.

Is Your Device eSIM-Compatible?

Most smartphones released from 2018 onward support eSIM, but not all. Before purchasing any eSIM plan, confirm compatibility with your specific model.

On iPhone, go to Settings > General > About and look for "eSIM" or "Available SIMs." iPhones XS, XR, and all later models support eSIM. Note that some iPhone models purchased in mainland China do not include eSIM hardware even if the global version does. On Android, go to Settings > Network & Internet > SIMs (or search "eSIM" in settings). Compatible models include Google Pixel 3 and later, Samsung Galaxy S20 and later (some carrier-locked versions are blocked), and most recent OnePlus, Motorola Razr, and Huawei flagship models.

Your phone must also be network-unlocked. A carrier-locked phone (common with US and UK carrier subsidized handsets) may reject foreign eSIM profiles. Contact your carrier before traveling to confirm your device is unlocked, or check your phone's IMEI against carrier unlock databases online. This is one of the most common reasons eSIM activation fails — and it is fixable before departure.

How to Buy and Install Your Bulgaria eSIM

The process is the same across all major providers and takes about five minutes. Do this while you still have a reliable Wi-Fi connection — ideally at home, not at the airport.

• Confirm your phone is eSIM-compatible and network-unlocked.
• Choose a provider and plan (see the comparison section above). Pay online — you receive a QR code immediately by email or in the app.
• On iPhone: Settings > Cellular > Add Cellular Plan, then scan the QR code. On Android: Settings > Network & Internet > SIMs > Add SIM, then scan. Follow on-screen prompts to name the eSIM and confirm your preferences.
• When prompted, set your new Bulgaria eSIM as the default for cellular data. Keep your home SIM as default for calls and SMS if you want to stay reachable on your regular number.
• Turn off data roaming for your home SIM line to prevent accidental charges.
• The eSIM will activate automatically when your phone connects to a Bulgarian network on arrival. You do not need Wi-Fi to activate — just switch it on when your plane lands.

For a detailed walkthrough including screenshots, GigSky publishes clear installation instructions here. The steps are the same for any eSIM provider, only the QR code changes.

One thing to note: eSIM profiles can only be scanned and installed once. If you delete the eSIM from your phone, you will need to contact the provider to reissue it. Do not delete your eSIM profile between trips if you plan to reuse the same plan.

Local SIM Prices and Plans in Bulgaria (2026)

If you decide a physical SIM is the better option, here is what the three Bulgarian carriers offer on prepaid plans as of 2026. All prices are in BGN (Bulgarian lev) — the BGN is pegged to the euro at 1.956 BGN per €1, so divide any BGN price by roughly 2 to get the euro equivalent.

• Vivacom FREE2GO: 20 GB data + 800 minutes for 12 BGN (≈ €6). Includes 8 GB EU roaming. Top-up available. Best value plan for short trips.
• Vivacom DATA2GO: 50 GB data + 0 call minutes for 20 BGN (≈ €10). Includes 13.4 GB EU roaming. Valid 12 months from purchase. Best for data-heavy users who do not need voice calls.
• A1 HIT: 20 GB data + 1,000 minutes for 20 BGN (≈ €10). 30-day validity. Top-up tiers: 6 BGN for 2 GB, 10 BGN for 5 GB, 30 BGN for 20 GB.
• A1 ULTRA: 12 GB data + 800 minutes for 12 BGN (≈ €6). 30-day validity. Note: SMS is not supported on A1 prepaid.
• Yettel Prepaid Start Pack 10: 8 GB data + 400 minutes for 10 BGN (≈ €5). 14-day validity after activation. A top-up fee of 5–7 BGN applies when extending. Best for very short visits of under two weeks.

All three carriers require passport presentation at point of sale. This is a legal requirement under Bulgarian telecoms law — there is no workaround. The registration process takes about five minutes at an official store. Check that EU roaming is explicitly included in your chosen plan if you plan to cross into Greece, Romania, or North Macedonia during your trip — not all Yettel top-up plans include it by default.

EU Roaming Rules and What UK Travelers Need to Know

Bulgaria has been an EU member since 2007 and participates in the EU's Roam Like at Home regulation. This means travelers from EU and EEA countries — including Germany, France, Sweden, Norway, and the Netherlands — can use their home mobile plan in Bulgaria at no extra charge, up to their domestic data allowance. If you have a French or German SIM with unlimited data at home, that same SIM works in Bulgaria without any additional cost or setup.

UK travelers no longer benefit from EU free roaming following Brexit. Since January 2021, UK carriers are no longer required to offer free roaming in EU countries. Many major UK operators — including EE, Vodafone UK, and Three UK — charge between £2 and £5 per day for EU roaming, or have reintroduced roaming add-on fees. Check your specific plan before traveling. If your UK carrier charges a daily roaming fee, a dedicated Bulgarian eSIM or local SIM will almost always be cheaper for a trip of more than two or three days.

Travelers from the US, Canada, Australia, and other non-EU countries are in the same position as UK travelers — home carrier roaming in Bulgaria is possible but expensive. A local or international eSIM is the practical alternative. For more practical Bulgaria Travel Tips: Your Essential Guide to Planning a Trip, including getting around and budget planning, see our full guide.

eSIM Options for Multi-Country European Travel

Bulgaria shares borders with Greece, Romania, North Macedonia, Serbia, and Turkey. Many travelers combine Bulgaria with one or more of these destinations on a Balkans circuit. In that case, a regional European eSIM can be more convenient than buying individual country plans at each stop.

Airalo and Ubigi both offer EU/Europe-wide regional plans covering 30–50 countries including Bulgaria. A typical regional plan costs $15–$50 for 10–30 GB over 30 days. The per-gigabyte cost is usually higher than a Bulgaria-specific plan, but you avoid the friction of managing multiple eSIMs — particularly useful if you're moving quickly between destinations or crossing borders mid-trip.

Check the plan's country list carefully. Some "Europe" eSIMs exclude Balkans countries like North Macedonia, Serbia, or Kosovo, which are not EU members. If your itinerary includes non-EU Balkan countries, a global plan may be more reliable than a narrowly defined EU regional one. Compare data allowances and validity periods against your full trip timeline before committing. If you want to understand the costs of travel in the region more broadly, see our guide on how expensive Bulgaria is for travelers.