Highest rated: Airalo (4.8/5)eSIM Providers for Bulgaria (2026) — 4 Compared
We compared 4 providers — Airalo, Holafly, Saily, and Nomad — across 7 plan tiers for Bulgaria. Fixed data plans range from $2.21 (1GB) to $17.03 (20GB), with the lowest per-GB rate at $0.77/GB. Unlimited daily data is available from $2.62/day. Each provider routes through a different carrier in Bulgaria's 3-operator mobile network (A1, Vivacom and Telenor).
Coverage score weights each provider's carrier assignment against A1, Vivacom and Telenor's respective reach. Speed score is based on Bulgaria's measured average of 132 Mbps download on 4G LTE. App quality and support scores are derived from verified user ratings and documented response times. Refund score reflects each provider's stated money-back policy.
Airalo connects through A1. Holafly routes via Vivacom. Saily uses Telenor. Nomad connects to A1. Because all providers use the same physical infrastructure, signal quality is functionally equivalent in urban areas — pricing, app experience, and refund terms are the differentiating variables.
The comparison
eSIM providers compared for Bulgaria
All four providers ranked by overall rating. Color-coded by value.
| Provider | Rating | From / GB |
|---|---|---|
 AiraloHighest scoreHighest overall score | 4.8 / 5 | $4.50/GB |
 HolaflyHighest unlimited score | 4.6 / 5 | $2.99/day |
 NomadLowest per-GB price | 4.4 / 5 | $3.00/GB |
 SailyHighest privacy score | 4.5 / 5 | $3.99/GB |
Prices verified June 2026. Updated weekly from provider websites.
Feature matrix
Bulgaria eSIM feature matrix
How each provider stacks up specifically for Bulgaria travelers.
| Feature | Airalo | Holafly | Saily | Nomad |
|---|---|---|---|---|
| Pricing Score | 4.3/5 | 4.8/5 | 4.9/5 | 4.2/5 |
| Coverage Score | 5.0/5 | 4.5/5 | 3.8/5 | 4.2/5 |
| Speed Score | 4.7/5 | 4.6/5 | 4.3/5 | 4.5/5 |
| App Quality | 4.9/5 | 4.4/5 | 3.9/5 | 4.6/5 |
| Refund Window | 14 days | 6 months | 30 days | 30 days |
| Support Response | 1-4 hours | Under 30 min | 4-12 hours | 2-6 hours |
| Countries Covered | 200+ | 178+ | 112+ | 150+ |
| Bulgaria Carrier | A1 (4G LTE) | Vivacom (4G LTE) | Telenor (4G LTE) | A1 (4G LTE) |
Score breakdown
Provider scores for Bulgaria
Weighted matrix score across coverage, pricing, app, speed, and support.
Carrier routing
Provider-to-carrier routing in Bulgaria
Carrier assignment in Bulgaria determines which cell towers your eSIM connects to. 3 operators serve the market. Airalo routes through A1 on 4G LTE (estimated 20-50 Mbps). Holafly routes through Vivacom on 4G LTE (estimated 20-50 Mbps). Nomad routes through Telenor on 4G LTE (estimated 20-50 Mbps). Saily routes through A1 on 4G LTE (estimated 20-50 Mbps).
Networks
Carrier routing for Bulgaria
Bulgaria has 3 mobile operators — A1, Vivacom and Telenor. Provider-to-carrier routing for Bulgaria: Airalo: A1 / 4G LTE / 20-50 Mbps; Holafly: Vivacom / 4G LTE / 20-50 Mbps; Nomad: Telenor / 4G LTE / 20-50 Mbps; Saily: A1 / 4G LTE / 20-50 Mbps. Bulgaria infrastructure tops out at 4G LTE. Speed is consistent across carriers for standard travel tasks. Multi-operator market: rural coverage varies by assigned carrier. Confirm coverage maps for your specific itinerary before selecting a plan.
Speed data
Download speed benchmarks in Bulgaria
At 132 Mbps, Bulgaria's mobile network handles most travel tasks. Here is the full speed profile. Bulgaria's 4G LTE network delivers 15-60 Mbps in urban areas. Rural speeds drop to 5-15 Mbps. 5G coverage in Bulgaria: limited. 5G trials in Sofia At 132 Mbps, video calls, navigation, and streaming all function without buffering on Bulgaria's network. All 4 providers route through A1, Vivacom and Telenor. Speed differences between providers are negligible because they share the same physical infrastructure.
Coverage analysis
Coverage gap analysis for Bulgaria
Coverage quality in Bulgaria depends on operator count and carrier assignment. Here is the gap analysis. Bulgaria's 3 operators (A1, Vivacom and Telenor) have varying rural footprints. The provider-to-carrier routing table above shows which network each eSIM connects to. In cities, all carriers overlap. Outside major metros, coverage gaps appear based on your assigned carrier. Network type: 4G LTE. Speed is consistent where coverage exists. Dead zones are a coverage problem, not a speed problem.
Pricing
eSIM pricing for Bulgaria
Pricing spread across 5 fixed data tiers: 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). Lowest per-GB rate: 20GB at $0.85/GB. Entry-level cost: $2.21 for 1GB ($2.21/GB). Unlimited tiers: $2.52 for 1 day ($2.52/day) to $64.45 for 30 days ($2.15/day, 18% discount). All unlimited plans include 2GB of full-speed data per day before throttling applies. Pricing matrix scores: Nomad rates highest at 4.9/5. Nomad starts from $3.00 for Bulgaria plans. For volume travelers, the 10GB tier at $0.81/GB has the lowest per-GB cost in the fixed data range.
| Data | Price (USD) | Price per GB |
|---|---|---|
| 1GB | $2.21 | $2.21 |
| 3GB | $3.47 | $1.16 |
| 5GB | $5.20 | $1.04 |
| 10GB | $8.06 | $0.81 |
| 20GB | $17.03 | $0.85 |
| Unlimited / day | $2.62/day | — |
Plan types
Unlimited vs fixed data plans in Bulgaria
Bulgaria's unlimited daily rate is $2.62. Is that cheaper than buying fixed data? It depends on usage. A 7-day unlimited plan costs $18.34 total ($2.62/day). Fixed data tiers for comparison: 1GB: $2.21, 3GB: $3.47, 5GB: $5.20. Breakeven: if you use more than 3.4 GB/day, unlimited costs less per GB than the cheapest fixed tier. Note: unlimited plans include 2GB of full-speed data per day before speeds are reduced. Light data users in Bulgaria save more with a fixed data tier.
Data consumption
App-by-app data usage in Bulgaria
Every gigabyte counts on a fixed-data plan. Here is the activity-by-activity breakdown for Bulgaria at the current floor rate. WhatsApp photo: 3 MB per 1 photo (under $0.01 at $0.77/GB). TikTok: 80 MB per 10 min ($0.06 at $0.77/GB). Zoom: 1024 MB per 1 hr ($0.77 at $0.77/GB). Google Maps: 5 MB per 10 min (under $0.01 at $0.77/GB). Instagram: 50 MB per 10 min ($0.04 at $0.77/GB). Uber/Grab: 2 MB per 1 ride (under $0.01 at $0.77/GB). WiFi availability in Bulgaria is rated good, so offloading Zoom and streaming to hotel WiFi reduces eSIM consumption.
Plan sizing
How much data do you need for Bulgaria?
The right eSIM tier for Bulgaria matches your real usage pattern, not a marketing label. A 7-day trip at 0.8 GB/day = 5.6 GB raw. Bulgaria's good WiFi reduces eSIM load by ~25%, bringing the adjusted need to 5 GB. The 5GB tier at $5.20 ($1.04/GB) covers that. For heavy video or hotspot use, step up to the next tier to avoid mid-trip top-ups.
Savings
Roaming charges vs eSIM savings in Bulgaria
US carriers charge $10/day for international roaming in Bulgaria. eSIM plans start at a fraction of that cost. Carrier roaming: $10/day x 7 days = $70.00. eSIM entry: $2.21 for 1GB in Bulgaria. Savings: $67.79 (97%) over a 7-day trip. Unlimited eSIM: $2.62/day x 7 days = $18.34 — saves $51.66 vs carrier roaming. Carrier roaming typically includes data, talk, and text. eSIM plans cover data only. Factor in WiFi calling if you need voice service in Bulgaria.
Local context
Connectivity notes for Bulgaria
Comparison factors specific to Bulgaria: ID required eSIM providers skip physical SIM registration, improving activation ease scores across all 4 providers in Bulgaria. 5G trials in Sofia 5G availability is a direct input to the speed score in this matrix. Measured average download speed in Bulgaria is 132 Mbps — this figure anchors the speed score for all 4 providers. One of the cheapest EU countries for mobile data
Airport comparison
Airport SIM vs eSIM in Bulgaria
Sofia (SOF) sells physical SIM cards at arrival. How does that compare to a pre-installed eSIM for Bulgaria? Airport SIM at Sofia (SOF): typically $5-10 for 5-10GB / 28 days. Wait time: 15-30 min. Available from: local vendors. eSIM entry price for Bulgaria: $2.21 (1GB). No queue. Activate before landing. Time saved: eSIM installation takes 3-5 minutes from your phone. Airport SIM booths add 15-30 min of waiting after a flight. Airport SIMs require a physical SIM slot. Dual-SIM and eSIM-only devices (iPhone 14 US and newer) cannot use physical airport SIMs.
Regional plans
Regional vs single-country plans: Bulgaria and neighbors
Regional eSIM plans cover Bulgaria and surrounding countries. Here is when they save money. Bulgaria single-country entry: $2.21 (1GB). Neighbor entry-level prices: Åland Islands: $2.44 (1GB); Albania: $3.99 (1GB); Andorra: $3.78 (1GB); Austria: $2.21 (1GB). Buying individual plans for all 5 countries totals $14.63 minimum. Regional Europe bundles from Airalo and Nomad often undercut the combined single-country price by 15-30%. Check regional plan availability for your specific itinerary.
Device support
Device compatibility for Bulgaria eSIMs
Device compatibility determines whether you can use an eSIM in Bulgaria. Here is the breakdown by platform. iPhone: XS and newer support eSIM. iPhone 14 (US) and later are eSIM-only. Setup: Settings → Cellular → Add eSIM → scan QR code. Works on Bulgaria's 4G LTE network via A1, Vivacom and Telenor. Android: Samsung Galaxy S20+, Google Pixel 3+, and select Xiaomi/Oppo models support eSIM. Setup: Settings → Network → SIM → Add eSIM. Carrier lock status may block activation — verify before purchasing a Bulgaria plan. Google Pixel: Full eSIM support from Pixel 3 onward. Direct installation via the Google Fi or carrier app. Compatible with all Bulgaria eSIM providers. Dial *#06# on your phone to check IMEI and eSIM capability before purchasing any Bulgaria plan.
Activation flows
Activation steps by provider for Bulgaria
Activation steps vary by provider. Here is how each one works for Bulgaria plans. Airalo: QR code or direct install. 4 steps, approximately 3-5 min to complete. Connects to A1 in Bulgaria. Holafly: QR code via email. 4 steps, approximately 5-8 min to complete. Connects to A1 in Bulgaria. Nomad: QR code or manual APN. 4 steps, approximately 4-6 min to complete. Connects to A1 in Bulgaria. Saily: Direct in-app install. 4 steps, approximately 2-4 min to complete. Connects to A1 in Bulgaria. Plans activate on Bulgaria's 4G LTE network. Install before departure to skip airport setup delays. All 4 providers allow pre-trip installation.
Setup
How to activate your chosen provider for Bulgaria
These steps apply to whichever provider you chose from the comparison above. Steps are the same across Airalo, Holafly, Saily, and Nomad.
- 01
Select your provider's plan
Visit the provider you picked above and choose a Bulgaria data plan. Match the GB tier to your trip length — most travelers use 3–5 GB per week.
- 02
Complete purchase on WiFi
Pay and wait for the QR code email (arrives within 60 seconds). Install before you fly — you cannot download the profile without a stable connection.
- 03
Add eSIM in phone settings
Open Settings › Cellular › Add eSIM. Scan the QR code or tap the install link. Label it your destination name for easy switching.
- 04
Activate as data line on arrival
When you land in Bulgaria, set the eSIM as your primary data line. It connects to A1's 4G LTE network automatically.
Need device compatibility info? See the eSIM-compatible phones guide or the full activation guide.
FAQ
Common questions about eSIMs in Bulgaria
How do you score eSIM providers for Bulgaria?
We score each provider on five weighted dimensions for Bulgaria: Pricing (25%) — per-GB cost and plan range; Coverage (25%) — carrier routing quality and 4G LTE network reach via A1; Speed (20%) — measured download speeds on the local network; App quality (15%) — installation flow, eSIM management, and support response time; Support (15%) — refund policy length and issue resolution speed. Airalo, Holafly, Saily, and Nomad are scored independently for each destination. The same provider can rank differently for Bulgaria versus other countries depending on local carrier partnerships and pricing.
Which provider has the highest coverage score in Bulgaria?
Airalo leads on coverage breadth for Bulgaria with a 5.0/5 coverage score and 200+ country network footprint. Coverage routes through A1 and Vivacom. For Bulgaria specifically, all four providers access the same 4G LTE infrastructure across 3 operators, so urban coverage is comparable between them. Airalo's coverage advantage matters most for multi-country itineraries extending beyond Bulgaria — Holafly, Saily, and Nomad score equally for single-country trips.
What criteria does the comparison matrix use for Bulgaria?
The comparison matrix evaluates five dimensions: (1) Pricing — entry price, per-GB rate at each tier, and whether unlimited daily is available for Bulgaria; (2) Coverage — which local carriers each provider routes through and 4G LTE network quality; (3) Speed — real-world download averages on the local network, not theoretical maximums; (4) App quality — eSIM installation flow, APN auto-configuration, and support chat response time (Airalo averages 2 hours, Holafly 4 hours); (5) Refund policy — Holafly offers 6 months, Saily and Nomad 30 days, Airalo 14 days. All five scores combine into the overall ranking for Bulgaria.
How much data do I need for Bulgaria?
Most travelers to Bulgaria use 1-2GB per day on cellular. Maps, messaging, and social media consume 500MB-1GB daily. Streaming video pushes usage to 3-5GB per day. For a 7-day trip with good WiFi availability, a 5GB fixed plan covers light-to-moderate usage comfortably. Heavy users should consider Holafly's unlimited daily plan at $2.62/day. WiFi at hotels and cafes in Bulgaria reduces cellular consumption by 30-60% depending on usage patterns.
Is unlimited data worth the cost in Bulgaria?
At $2.62/day, Holafly's unlimited plan for Bulgaria costs $18.34 over 7 days. A 5GB fixed plan from Airalo or Nomad costs $5.20. Three traveler profiles that benefit from unlimited: remote workers (video calls burn 1.5GB/hour), content creators (uploading drains data fast), and families hotspotting to multiple devices. Maps-and-messaging travelers waste money on unlimited — a 3-5GB fixed plan covers a full week in Bulgaria.
When should I activate my eSIM for Bulgaria?
Install your Bulgaria eSIM 24-48 hours before departure while you have stable WiFi. Do not enable data roaming until you land. Most providers start the plan validity clock at first data use, not at installation. Airalo and Holafly both confirm this policy for Bulgaria. Saily and Nomad start validity on first connection. Install early to troubleshoot any QR scanning issues while you still have home internet. Enable data roaming in Bulgaria only after landing and clearing customs.
How do I set up dual SIM for Bulgaria?
Three steps for dual SIM in Bulgaria. First: install your travel eSIM (Airalo, Holafly, Saily, or Nomad) via QR scan. Second: in Settings, assign the travel eSIM as your data line — this routes all Bulgaria internet through the eSIM. Third: keep your home SIM active for calls but disable its Data Roaming toggle. iPhone and Android both support this configuration. WiFi Calling on your home SIM lets people reach you at your regular number without roaming charges.
Does EU roaming cover Bulgaria for travelers?
EU roaming rules apply within EU member states for European carrier customers. If Bulgaria is in the EU, travelers on EU carrier plans use their home data allowance without extra charges — but fair-use policies limit daily volume and speed. A travel eSIM from Airalo, Holafly, Saily, or Nomad delivers full local speeds without the EU fair-use cap and is the better choice for trips over 5 days or heavy data users burning 3+ GB per day.
What speeds can I expect from a travel eSIM in Bulgaria?
Travel eSIMs in Bulgaria connect to 4G LTE networks. Average measured download speed is 132 Mbps. Since Airalo, Holafly, Saily, and Nomad all route through A1, speed differences between providers are negligible. Urban areas deliver consistent performance; rural zones may drop to 3G. Our Speed dimension (20% of the composite score) measures real-world throughput during peak and off-peak hours, not the theoretical maximum advertised by Bulgaria carriers.
Can I add more data mid-trip in Bulgaria?
Airalo supports in-app top-ups for Bulgaria — purchase additional data without installing a new eSIM. Holafly's unlimited plan eliminates top-up need entirely. Saily requires a new eSIM purchase for more data. Nomad also requires a separate purchase. Top-ups need an internet connection: WiFi (good availability in Bulgaria) or remaining cellular data. Buy top-ups before your current plan runs out to avoid being offline in Bulgaria while trying to purchase more data.
Which eSIM app scores highest on usability for Bulgaria?
Airalo leads with a 4.9/5 app store rating — the highest among the four providers. Installation for Bulgaria takes 3 taps inside the app. Saily scores 4.6/5, combining eSIM management with built-in NordVPN in one interface. Holafly scores 4.4/5 with reliable auto-APN configuration for Bulgaria. Nomad scores 3.9/5 — functional but relies on email-delivered QR codes rather than in-app installation. App quality carries 15% weight in our scoring matrix because a clunky install process can delay connectivity on arrival.
Can I tether/hotspot with a travel eSIM in Bulgaria?
Most travel eSIMs support hotspot tethering in Bulgaria. Airalo allows hotspot on all plans. Holafly allows it but some unlimited plans may have fair-use tethering policies. Saily and Nomad support hotspot with no documented restrictions. Expect 3-5x faster data consumption when hotspotting — a connected laptop syncs email, updates apps, and loads full desktop sites. A 5GB plan lasts roughly 2-3 days with active hotspot use in Bulgaria. Battery drain increases 30-40%.
Is a regional eSIM plan cheaper than a single-country plan for Bulgaria?
Single-country plans for Bulgaria offer the lowest per-GB rate at $0.77/GB. Regional plans (Airalo Eurolink, Asialink, Discover Global) cost more per-GB but cover multiple countries on one eSIM. If Bulgaria is your only destination, a single-country plan is cheaper. If you are visiting 2+ countries in Europe, a regional plan eliminates buying and installing separate eSIMs. Holafly also offers multi-country plans for Europe. Saily and Nomad sell single-country only.
Can I transfer my Bulgaria eSIM to a new phone?
Transferring a Bulgaria eSIM to a new device is provider-dependent. Airalo: re-download from the app if the profile has not been activated. Holafly: request a replacement QR via support chat (average 4-hour response). Saily: contact support for reissuance. Nomad: one-time install per QR code; a new purchase may be needed. iPhone-to-iPhone eSIM Transfer via iCloud does not support third-party travel profiles. Install on your final device before departing for Bulgaria.
Support channels
Customer support comparison for Bulgaria eSIMs
Support matters when something goes wrong with your Bulgaria eSIM. Here is how each provider handles it. Airalo: In-app chat, Email, Help center. Average response: 1-4 hours. Hours: 24/7. Languages: English, Spanish, French, Arabic, +8 more. Holafly: Live chat, Email, WhatsApp, Phone. Average response: Under 30 min. Hours: 24/7. Languages: English, Spanish, French, German, Portuguese, +5 more. Nomad: Email, Help center, In-app support. Average response: 4-12 hours. Hours: Business hours (UTC+8). Languages: English, Chinese. Saily: In-app chat, Email. Average response: 2-6 hours. Hours: 24/7. Languages: English. Holafly has the shortest average response time at Under 30 min. Time zone matters: if you hit a problem in Bulgaria at night local time, 24/7 support providers resolve issues faster than business-hours-only options.
Refund terms
Refund policy comparison for Bulgaria eSIMs
Refund window length varies from 14 days to 6 months across providers selling Bulgaria eSIMs. Airalo: 14 days window. Condition: Unused data only, no activation. Refund via In-app credit or original payment. Holafly: 6 months window. Condition: Before activation, within 6 months of purchase. Refund via Original payment method. Nomad: 30 days window. Condition: Unused and uninstalled data plan. Refund via Original payment method. Saily: 30 days window. Condition: Unused plan, not yet installed. Refund via Original payment method. Holafly offers the longest refund window at 6 months. All refund policies require the eSIM to be unused and unactivated. Once you activate data on Bulgaria's network, refunds are not available.
Nearby
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Compare all four providers. Plans from $0.77/GB.