Prepaid
Top Pick: NomadPrepaid SIM Card & eSIM for Bulgaria (2026 Guide)
A prepaid travel eSIM is a digital SIM card that installs on your phone via QR code. It provides mobile data in Bulgaria without a physical SIM card, passport scan, or airport counter visit. Plans start from $0.77/GB.
- 7 Plans
- 3 Networks
- 4G LTE
- Updated June 2026
Key Facts
- Cheapest eSIM
- $0.77/GB
- Network
- A1
- Speed
- 4G LTE
- Plans available
- 7
- Main airport
- Sofia (SOF)
- Airport SIM cost
- $5-10 for 5-10GB / 28 days
- ID required
- Yes — passport
As of June 2026, Bulgaria has 7 prepaid eSIM plans across 3 networks at 4G LTE speeds.
The cheapest rate is $0.77/GB via Nomad on A1.
Airport SIM counters at Sofia (SOF) charge $5-10 for 5-10GB / 28 days for a comparable plan.
As of June 2026, a prepaid eSIM for Bulgaria costs from $2.21 for 1GB with 4G LTE speeds on A1, Vivacom and Telenor networks.
A prepaid eSIM for Bulgaria starts at $2.21 for 1GB, bought from your couch before the trip and working as you step off the plane. SIM counters at Sofia (SOF) are not always in the arrivals terminal — some are in a separate wing or departures level. No detour through the terminal, no $5-10 for 5-10GB / 28 days markup.
Airport SIM counters in Bulgaria price plans in BGN. Without local cash, you may leave the counter empty-handed or pay a bad exchange rate on top of the tourist markup. A prepaid eSIM is priced in USD and charged to your home card before departure. A1, Vivacom and Telenor carry the same 4G LTE signal — no currency conversion needed. 5G trials in Sofia Average download speeds in Bulgaria reach 132 Mbps.
Bulgaria requires SIM registration: ID required. A travel eSIM purchased before you depart skips the in-country registration step. One of the cheapest EU countries for mobile data Local currency in Bulgaria is the BGN (лв). Airport SIM counters often price plans in local currency — a prepaid eSIM is priced in USD with no conversion at point of purchase.
Compared
Bulgaria eSIM plans for first-time visitors
All providers route through local carriers in Bulgaria. Sorted by overall rating.
We earn a commission on some links. It never changes our rankings or the price you pay.
| Provider | Rating | From / GB |
|---|---|---|
| 4.4 / 5 | from $3.00/GB | |
 AiraloBest Overall | 4.8 / 5 | from $4.50/GB |
| 4.5 / 5 | from $3.99/GB | |
 HolaflyBest Unlimited | 4.6 / 5 | from $2.99/day |
Prices verified June 2026. Updated monthly from provider websites.
Our pick for Bulgaria: Nomad
For Bulgaria in 2026, Nomad scores 4.4/5 with plans from $3.00/GB on A1's 4G LTE network. Best per-GB pricing for budget travelers.
Comparison based on 4 providers tested in June 2026. Prices verified against official provider websites. See our methodology.
The Scenario
What the first 30 minutes in Bulgaria look like
You land at Sofia (SOF) with a dead phone and the wrong power adapter — Bulgaria uses Type C/F outlets, and your charger does not fit. The SIM counter is open, but a SIM card does not help a phone at 0%. You spend 20 minutes finding an electronics shop in the terminal for an adapter. A prepaid eSIM installed before departure activates the moment you find a charge point and power up. PrepaidTraveleSIM at $2.21 for 1GB on A1 Bulgaria — no counter visit needed, just a power outlet.
Four Ways to Buy
Four ways to get data in Bulgaria
Compare airport counters, city shops, online delivery, and instant eSIM activation.
Airport SIM counter
10-30 min waitBulgaria airport SIM counters require a passport at point of purchase. Most counters close between 10 PM and midnight. Buy a prepaid eSIM before you fly if your flight arrives late.
City phone shop
ID requiredPhone shops in Bulgaria stock local prepaid plans at city rates. Stock and English help vary by neighborhood — tourist areas are easier, outlying districts less so. ID required at all.
Online pre-order
Plan aheadHotel-delivery SIMs sit between the airport counter and a prepaid eSIM in terms of effort. They avoid the arrivals queue but need a week of lead time and a confirmed delivery address. For most short trips, a prepaid eSIM is faster and simpler.
Instant eSIM (our pick)
5 min setupBuy from Nomad, scan the QR code over WiFi, and connect in 5 minutes. No ID required. Set up at home before you fly — arrive connected.
Pricing
Bulgaria data plan rates for travelers
Bulgaria prepaid eSIM plans: 1GB at $2.21 ($2.21/GB), 3GB at $3.47 ($1.16/GB), 5GB at $5.20 ($1.04/GB), 10GB at $8.06 ($0.81/GB), 20GB at $17.03 ($0.85/GB).
At the airport, that works out to roughly $1.67/GB (eSIM starting price: $2.21 — a savings of 56%). The best prepaid eSIM rate for Bulgaria is $0.81/GB on the 10GB plan. Unlimited daily data starts at $2.52 for 1 day — $2.52/day (2GB at full speed per day).
| Data | Price (USD) | Price per GB |
|---|---|---|
| 1GB | $2.21 | $2.21 |
| 3GB | $3.47 | $1.16 |
| 5GB | $5.20 | $1.04 |
| 10GBBest value | $8.06 | $0.81 |
| 20GB | $17.03 | $0.85 |
| Unlimited / day | $2.62/day | — |
Cost Breakdown
Bulgaria data savings: eSIM vs airport SIM
The average trip to Bulgaria lasts 7 days. The 5GB eSIM plan at $5.20 matches that duration — no leftover data wasted, no mid-trip top-up needed. Airport SIM counters at $5-10 for 5-10GB / 28 days do not size plans to trip length; they sell what is behind the counter. For trips past two weeks, the 20GB plan at $17.03 avoids a mid-trip top-up.
| Trip | eSIM Plan | Airport SIM |
|---|---|---|
| 3 days | $2.21 (1GB) | $5-10 for 5-10GB / 28 days |
| 7 days | $5.20 (5GB) | $5-10 for 5-10GB / 28 days |
| 14 days | $17.03 (20GB) | $5-10 for 5-10GB / 28 days |
Roaming vs eSIM
Roaming vs eSIM cost breakdown for Bulgaria
Why a prepaid eSIM beats carrier roaming in Bulgaria
Telstra Travel Pass costs AUD $10/day. Optus charges AUD $5-10/day depending on the destination tier. A 10-day trip to Bulgaria racks up AUD $50-$100 on top of your home plan before you send a single message. A prepaid eSIM at $2.21 for 1GB from Nomad covers the entire trip at a known price. No daily charges, no post-trip invoice shock.
Coverage
Mobile coverage travelers can expect in Bulgaria
A prepaid eSIM with multi-carrier access in Bulgaria automatically favors the strongest signal among A1, Vivacom and Telenor. Airport SIM counters sell plans tied to a single carrier, and once activated, that physical SIM stays on A1 regardless of signal strength. The eSIM advantage grows when you move between regions.
The best-value prepaid eSIM plan from Nomad is 10GB at $8.06 ($0.81/GB) — no airport visit, no queue, no passport copy required.
Available Networks
- RatingA14G
- Vivacom4G
- Telenor4G
5G access in Bulgaria
5G coverage in Bulgaria is limited to select areas in the largest cities. Most of your trip will run on 4G/LTE, which handles maps, messaging, and video calls without issues. 5G access is a bonus when available, not a requirement. 5G trials in Sofia
Local Context
Bulgaria connectivity: local facts
Before buying your Bulgaria prepaid eSIM, here are the practical details:
SIM counters are available at Sofia (SOF). A prepaid eSIM activated before your flight skips this queue entirely. Buying a SIM in Bulgaria: ID required. A travel eSIM purchased before you depart bypasses these in-country requirements. One of the cheapest EU countries for mobile data
Quick Reference
What to know before landing in Bulgaria
- Emergency
- 112
- Power Socket
- Type C/F
- Time Zone
- EET/EEST (UTC+2/+3)
- Currency
- BGN (лв)
- eSIM Speed
- 4G LTE
WiFi
How reliable is WiFi in Bulgaria
Traveling with a laptop, phone, and tablet in Bulgaria? Hotel WiFi often limits you to two devices per room. Tethering your prepaid eSIM through your phone's hotspot connects all three on a single data plan — no device-limit restrictions.
4G LTE cellular speeds on A1 Bulgaria handle multi-device tethering without the bottleneck that hotel WiFi creates during evening peak hours.
Data Tips
Choosing the right GB amount for Bulgaria
Most travelers to Bulgaria need 3-5 GB for a one-week trip. This covers maps, messaging, social media browsing, and occasional photo sharing. The smallest plan available starts at $2.21 for 1GB.
- 0.5 GBOffline maps onlyDownload Google Maps or Maps.me for Bulgaria over home WiFi. 0.5 GB on A1 Bulgaria covers the gaps: live traffic, transit times, and the occasional search. Prices are in USD — no BGN conversion at purchase.
- 1 GBMaps + messagingOffline maps handle navigation. 1 GB on A1 Bulgaria adds WhatsApp, email, and real-time transit info in Bulgaria without worrying about data. Bulgaria runs on EET/EEST (UTC+2/+3) — jet-lagged travelers tend to use more data in the first 48 hours while adjusting.
- 3 GBFull navigationLive navigation all day in Bulgaria without offline maps uses about 100 MB/day. 3 GB on A1 Bulgaria covers a full week of turn-by-turn directions plus messaging.
- 5+ GBNavigator + streamerAll-day navigation plus podcasts during long drives through Bulgaria. 5+ GB on A1 Bulgaria handles both without switching to offline mode.
Need internet without voice? See our data-only plan guide.
Device Check
Bulgaria mobile data: compatible devices
Most phones from 2020 onward support two active SIMs simultaneously — your home SIM for calls and a prepaid eSIM for data in Bulgaria. A1 Bulgaria and Vivacom both accept eSIM connections. Compatible devices: iPhone XS (2018) and newer, Samsung Galaxy S20 (2020) and newer, Google Pixel 3 (2018) and newer. 5G trials in Sofia 5G-capable devices (iPhone 12+, Galaxy S21+, Pixel 5+) get faster speeds on A1 Bulgaria's 5G network. Verify carrier-unlock status before buying: Settings → General → About on iPhone, Settings → Connections → SIM Manager on Android.
Pre-Flight Checklist
What to do before your Bulgaria trip
Do this at home — not in the airport arrivals hall.
- 01
Verify eSIM compatibility and unlock
iPhone XR+, Samsung Galaxy S20+, Pixel 3+ are compatible. Carrier-unlock is required. If your trip to Bulgaria includes remote trekking or island-hopping, confirm eSIM support now — there are no phone shops to troubleshoot with when you are off-grid.
- 02
Buy a plan with enough data for offline downloads
Plans start at $2.21 for 1GB. Before departure, download offline maps for all Bulgaria regions on your itinerary. Save translation packs, trail maps, and emergency contact info to your device. Remote areas have limited coverage even on A1 Bulgaria — pre-loaded content reduces your data dependency.
- 03
Install eSIM and download essentials over home WiFi
Scan the QR code at home. Then download offline Google Maps for your entire Bulgaria route, a translation pack for the local language, and any trail or park maps you need. This single WiFi session saves GB of mobile data once you are in the field.
- 04
Configure dual-SIM and emergency contacts
Set the Bulgaria eSIM as your data line and keep your home SIM active for calls. Save local emergency numbers (112 in Bulgaria) and your embassy's number in your contacts. In remote areas, voice calls may work when data does not.
- 05
Activate on arrival and test before going off-grid
Enable the eSIM at Sofia (SOF) and test data before heading to remote areas. A1 Bulgaria handles registration in 2-3 minutes. Confirm maps load, messaging works, and your VPN connects. Once you leave urban coverage, you will rely on what you downloaded and cached.
Step by Step
Airport SIM setup vs eSIM in Bulgaria
You have a 2-hour layover at Sofia (SOF) between flights. The SIM counter is past security in the arrivals hall — you cannot reach it without leaving the transit zone. Buying a SIM is impossible without clearing immigration, and you do not have a visa for that. A prepaid eSIM installed before your first flight gives you data through the layover. Check departure boards, message your next pickup, and find the connecting gate without leaving your seat.
Airport SIM — 7 steps (~45 min)
- Land and collect bags
- Locate the SIM counter (not always signposted)
- Join the queue
- Show passport for registration
- Choose a plan from a rate card
- Pay (cash only at some counters)
- Wait for SIM activation
Prepaid eSIM — 3 steps (~5 min)
- Buy online before departure (2 min)
- Scan QR code over home WiFi (1 min)
- Enable on landing — connects automatically
Which Provider
Which prepaid data provider fits your Bulgaria trip
Most visitors to Bulgaria stay under two weeks — long enough to need a full data plan but not so long that a local SIM pays off. Airalo and Nomad both offer plans that match that window without requiring you to buy more than you need.
Going longer or hitting multiple countries? Airalo covers 200+ destinations on one account, so you do not need a new plan at the next border. Heavy data users staying two weeks or more should look at Holafly unlimited rather than topping up a fixed plan mid-trip.
Regional Plans
Covering multiple countries from Bulgaria
EU regulations mean no roaming surcharges between member states — but that applies to EU-issued SIMs, not travel eSIMs. A single-country eSIM for Bulgaria may or may not extend to France, Germany and Turkey.
A regional Europe eSIM bundle removes the guesswork. One plan covers the Schengen area and beyond. Single-country plans start at $2.21 for 1GB; check the regional bundle rate if you plan to cross any borders.
Related destinations: France, Germany, Turkey, United Kingdom
Compare providers side by side: Airalo vs Holafly · Airalo vs Nomad · Holafly vs Saily · Saily vs Nomad · All providers
The Honest Call
Bulgaria connectivity choice: digital or physical
Choose an eSIM if you...
- Flight lands after 9 PM and airport counters close early
- One-week or shorter trip where time in lines is wasted vacation time
- Traveling with family — each person gets their own eSIM in minutes
- Working remotely and need data from the moment you clear customs
- Phone is eSIM-capable and carrier-unlocked
Choose a local SIM if you...
- Relocating or staying 3+ months — local plans are cheaper for long stays
- Need to receive SMS verification codes on a Bulgaria number
- Phone is not eSIM-capable or is carrier-locked
- In a rural area where a local carrier with dominant coverage sells physical SIMs at market stalls
- Travelling with someone who needs a SIM for their non-eSIM device
Compare alternatives: pocket WiFi vs eSIM | prepaid vs postpaid
Avoid These
Prepaid data mistakes to avoid in Bulgaria
Underestimating daily data use.
Most travelers burn 500 MB to 1.5 GB per day between maps, messaging apps, and occasional video calls. Start with a plan that covers your stay without needing a mid-trip top-up.
Not knowing whether hotspot is included.
Some prepaid eSIM plans count hotspot data against your total at full speed; others throttle tethering or block it entirely. If you plan to share the connection with a laptop, confirm hotspot is supported before buying.
Ignoring fair-use throttling on unlimited plans.
Unlimited plans in Bulgaria often throttle speeds after a daily threshold — commonly 1-3 GB at full speed, then slower data for the rest of the day. This is fine for maps and messaging but affects video streaming. Check the plan's fair-use policy before buying.
Forgetting offline maps before departure.
Navigation is one of the heaviest data uses for travelers. Download your Bulgaria cities in Google Maps or Maps.me before you leave home. Offline maps save hundreds of megabytes per day and work when signal is patchy.
Privacy
How to stay private online in Bulgaria
No VPN restrictions apply in Bulgaria — connect freely to any provider. The main reason to use a VPN while traveling is public WiFi security: hotel and cafe networks share bandwidth and traffic with every connected guest.
Saily, backed by NordVPN, offers eSIM data with built-in VPN. If you access sensitive accounts on the road, the VPN layer is worth the marginal overhead. Your prepaid eSIM on 4G LTE handles the cellular side.
Learn more: eSIM security and privacy guide
Troubleshooting
Data troubleshooting guide for Bulgaria
QR code won't scan
Two common causes: a carrier-locked phone that rejects foreign profiles, or a full eSIM storage. iPhones store up to 8 profiles but can only run 2 at once. Use the manual activation code in your order email — it contains the same profile data as the QR image.
SIM conflict — no data despite active plan
Check which SIM is set as the active data line. Your phone may be routing data through your home SIM instead of A1 Bulgaria. Open Settings → Cellular → Cellular Data, select the Bulgaria eSIM, and toggle data roaming on for that line specifically.
No signal after landing
Enable data roaming on the eSIM line specifically — not your home carrier line. Restart your phone and wait 2-3 minutes for network registration. A1 Bulgaria in Bulgaria sometimes takes a moment to hand off a new eSIM profile on arrival. If you need to reach emergency services before data connects, dial 112 — that works without a data plan on any phone.
Ordered the wrong data amount
Check whether the plan is still inactive. If you have not started using data, most providers will cancel and refund within 60 minutes of purchase. Open the app, go to support, and request a cancellation before enabling the Bulgaria eSIM.
The Bottom Line
Prepaid eSIM for Bulgaria: worth buying
Buying a SIM in Bulgaria means handing over your passport at the counter. A prepaid eSIM skips that entirely — no registration, no photocopy, no passport at point of purchase. Nomad activates on A1 Bulgaria's 4G LTE network the moment you land. At $0.77/GB, it costs less than the airport option and takes under 5 minutes to set up at home.
Starting at $0.77/GB, a prepaid plan for Bulgaria is one of the easiest upgrades for any trip. See the full destinations list or explore more Europe destinations, or read how to activate your eSIM before you fly.
How we test and score: editorial policy · corrections log
FAQ
Everything you asked about Bulgaria data
Can I buy a SIM card at Sofia (SOF) airport?
Yes — Sofia (SOF) has SIM counters from local carriers. Airport SIMs from local carriers cost around $5-10 for 5-10GB / 28 days. The counter is in the arrivals hall after customs. A prepaid eSIM is a better option: purchase before departure, scan the QR code on the plane, and connect the moment you land for $2.21 (1GB). No waiting in queues or dealing with staff language barriers.
Do I need a passport to buy a SIM in Bulgaria?
Bulgaria requires passport verification for physical SIM purchases. ID required The registration process adds 15-30 minutes to the counter transaction and sometimes fails for foreign documents. A prepaid eSIM from an international provider skips that requirement: purchase online, install via QR code, and connect to A1 Bulgaria's network when you land. No in-person ID scan required.
Is an airport SIM or eSIM cheaper for Bulgaria?
A prepaid eSIM saves money on every front. Airport SIMs at Sofia (SOF) run $5-10 for 5-10GB / 28 days, and that price often includes less data than a comparable eSIM plan. A prepaid eSIM starts at $2.21 for 1GB — the 10GB plan at $8.06 drops to $0.81/GB. Factor in the 15-25 minutes saved by not standing in an airport queue, and the eSIM wins on both cost and time for Bulgaria.
Can I install my Bulgaria eSIM before I travel?
Yes. You can scan the QR code over home WiFi up to 30 days before your flight. Open your phone's eSIM settings, scan the code, and leave the plan inactive until you land in Bulgaria. The night before departure is the sweet spot — your home network is fast, support is reachable if anything goes wrong, and you board with everything ready. Validity starts from first use in Bulgaria, not the purchase date. Plans start at $2.21.
Which phones support eSIM for Bulgaria?
Apple removed the SIM tray from iPhone 14 US models, and Samsung followed on select Galaxy models. The industry is moving toward eSIM-only devices. Current compatibility: iPhone XS (2018)+, Samsung Galaxy S20 (2020)+, Google Pixel 3 (2018)+, and most 2020+ flagships. The critical check is carrier-unlock status — not the model. A carrier-locked iPhone 16 cannot use a Bulgaria eSIM. Verify in Settings > General > About (look for "No SIM restrictions") before purchasing any travel plan.
Can I use my prepaid eSIM as a hotspot in Bulgaria?
Yes — tethering works on most Bulgaria eSIM plans. Battery drain is the hidden cost: running a hotspot cuts your phone's battery life roughly in half. Carry a power bank if you plan to tether for more than an hour. Data consumption also doubles or triples compared to phone-only use. A 1-hour video call over hotspot uses 1-2GB. Airalo allows hotspot on most plans; Holafly caps daily hotspot at 1GB. Check provider terms before buying a plan for Bulgaria.
What happens when my prepaid eSIM data runs out in Bulgaria?
Data stops. No overages, no hidden fees. Budget travelers visiting Bulgaria can use this to their advantage: buy the smallest plan as a test run. If coverage and speed meet your needs, top up with a larger plan through the app over WiFi. This approach costs slightly more per GB than buying large upfront, but it limits risk if the provider's Bulgaria coverage disappoints. Top-ups take about 2 minutes and do not require a new QR code scan.
Can I keep my home phone number while using a Bulgaria eSIM?
Yes — and keeping your home SIM active is important for SMS verification codes. Banks, email providers, and two-factor authentication systems send codes to your home number. With both SIMs active, those codes arrive normally in Bulgaria. Route all data through the travel eSIM and leave your home SIM on for calls and SMS only. Your home carrier charges standard rates for incoming SMS (usually free). No app reconfiguration needed.
How far in advance should I buy my Bulgaria prepaid eSIM?
Buying at the gate works if you have WiFi access — most airports offer free terminal WiFi. The install takes under 5 minutes once the QR code arrives in your email. The risk with last-minute purchasing is support availability: if the QR code does not scan or the provider's app has a login issue, you have minutes, not hours, to fix it. One to two days before departure removes that risk entirely. Plan validity starts from first use in Bulgaria, so buying early is never wasted. Plans start at $2.21.
Does eSIM work without WiFi after installation in Bulgaria?
Yes. After installation, the eSIM connects to A1 Bulgaria's cellular network in Bulgaria without WiFi. The landing sequence is simple: turn off airplane mode, make sure the Bulgaria eSIM is toggled on in your cellular settings, and wait 30-60 seconds for the phone to find a local tower. No WiFi needed at the airport, on the tarmac, or anywhere else. WiFi is only required for the one-time QR code scan during initial setup at home.
Can I have two eSIMs on my phone at the same time for Bulgaria?
iPhones store up to 8 eSIM profiles at once, with 2 active simultaneously (iPhone 13 and newer). You can install your Bulgaria travel eSIM alongside your home eSIM and toggle between them in Settings > Cellular. No need to delete one to add another. The iPhone 14 US models are eSIM-only, so dual eSIM is the standard setup for those devices. Switching the active data line takes about 5 seconds — tap the profile name and confirm.
How do I check if my phone is unlocked for eSIM in Bulgaria?
Go to Settings > General > About (iPhone) or Settings > Connections > SIM Manager (Samsung). If you see an option to add an eSIM or cellular plan, your phone supports it. To check carrier unlock status, insert a SIM from a different carrier — if it connects, your phone is unlocked. You can also call your carrier and ask directly. A locked phone will reject any foreign eSIM profile, including plans for Bulgaria.
Set up your Bulgaria data before you board
Set it up tonight. Land with data already running. From $0.77/GB on A1.