HelloRoam offers 7 Bulgaria eSIM plans from $3.49 on A1, Vivacom, and Telenor 4G. Three-carrier access means automatic switching across Sofia, Plovdiv, and the Black Sea resort coast between Varna and Burgas. A1 Bulgaria delivers the strongest signal along the Sunny Beach boardwalk. Best rate: $1.07/GB. Prices verified May 2026.
SMBy Sarah MuellerEuropean Coverage Editor· Consumer technology journalist. Covers European eSIM markets for eSIMRated, with a focus on EU roaming rules, regional price gaps, and whether coverage claims hold up outside the capital cities.||
Key takeaway
HelloRoam offers 7 Bulgaria eSIM plans from $3.49 on A1, Vivacom, and Telenor 4G. Three-carrier access means automatic switching across Sofia, Plovdiv, and the Black Sea resort coast between Varna and Burgas. A1 Bulgaria delivers the strongest signal along the Sunny Beach boardwalk. Best rate: $1.07/GB. Prices verified May 2026.
All Bulgaria eSIM plans compared
eSIM provider comparison for Bulgaria — Prices verified May 29, 2026
Provider
Price (5GB)
Coverage
Rating
Best For
HelloRoamBest Value
$6.99
A1, Vivacom, Telenor
4.9/5
Best overall
Airalo
$7.00
200+ countries
4.5/5
Most destinations
Holafly
Unlimited
160 countries
4.2/5
Heavy users
Our top 3 picks for Bulgaria
We evaluated 6 eSIM plans available for Bulgaria, comparing them on verified pricing, network coverage, activation speed, and app quality. Five stood out.
HelloRoam
Best Value
$6.99
5 GB / 30 days
Pros: Lowest price per GB, fast activation, Bulgaria coverage on A1, Vivacom, Telenor. Cons: Newer brand, smaller community than Airalo.
Bulgaria has 3 eSIM-compatible carriers: A1 (4G), Vivacom (4G), and Telenor (4G). A1 Bulgaria is the market leader by network quality and covers Sofia, Plovdiv, Varna, and Burgas with strong 4G. Vivacom is Bulgaria's national telecom and reaches smaller towns and the Rhodope mountain villages.
Telenor provides competitive urban 4G in Sofia and Plovdiv. Your e-sim auto-selects the strongest signal among all 3 carriers.
Coverage analysis
A1 Bulgaria provides the strongest 4G along the Black Sea coast, with uninterrupted signal on the Sunny Beach boardwalk and the coastal highway between Varna and Burgas. Vivacom is the only carrier that maintains usable 4G in the Rhodope mountain villages like Shiroka Laka and Smolyan, where A1 fades to Edge. The Rila Mountains above the Seven Rila Lakes trail lose all carrier signal past 2,200 meters, and Strandja Nature Park near the Turkish border only gets patchy 3G from Telenor along the main forest road.
Activation
Install your e-sim before landing at SOF (Sofia Airport) or VAR (Varna Airport). Scan the QR code in Settings, then Mobile Data, then Add eSIM. A1 registers automatically within 2 minutes.
The Sofia Metro (Lines 1, 2, and 3) maintains 4G at all stations. Tethering is active on all 7 plans. EU roaming applies in Romania, Greece, and North Macedonia for EU-compliant plan tiers.
Data usage tips
Sofia navigation with Google Maps offline saves 200 MB for the city center. The Eventim app for concerts and festivals at the National Palace of Culture uses under 10 MB. Sunny Beach resort strip navigation uses 50 MB per day.
Budget 400-600 MB per day in cities for maps, messaging, and social media. Ski resort apps for Bansko piste maps work offline after a 30 MB download.
How we evaluated plans for Bulgaria
Bulgaria eSIM plans offer excellent value as one of the most affordable EU countries. The 1 GB / 7-day plan costs $3.49. Three GB runs $4.99 ($1.66/GB).
Five GB costs $6.99 ($1.40/GB). Ten GB hits $11.49 ($1.15/GB). The 20 GB plan at $21.42 is $1.07/GB.
The 50 GB plan at $64.80 is for power users. The best per-GB rate across 7 plans is $1.07.
Best eSIM plans for Bulgaria in 2026
Bulgaria 20GB 30Days
A1 (4G), Vivacom (4G), Telenor (4G)30 validityTop-up available
$21.42
20 GB · 30 validity
Per GB$1.07
TetheringYes
NetworksA1, Vivacom, Telenor
Bulgaria 10GB 30Days
A1 (4G), Vivacom (4G), Telenor (4G)30 validityTop-up available
$11.49
10 GB · 30 validity
Per GB$1.15
TetheringYes
NetworksA1, Vivacom, Telenor
Bulgaria 50GB 30Days
A1 (4G), Vivacom (4G), Telenor (4G)30 validityTop-up available
$64.80
50 GB · 30 validity
Per GB$1.30
TetheringYes
NetworksA1, Vivacom, Telenor
Bulgaria 5GB 30Days
A1 (4G), Vivacom (4G), Telenor (4G)30 validityTop-up available
$6.99
5 GB · 30 validity
Per GB$1.40
TetheringYes
NetworksA1, Vivacom, Telenor
Bulgaria 3GB 30Days
A1 (4G), Vivacom (4G), Telenor (4G)30 validityTop-up available
$4.99
3 GB · 30 validity
Per GB$1.66
TetheringYes
NetworksA1, Vivacom, Telenor
All eSIM plans for Bulgaria — Prices verified May 29, 2026
Plan
Network
Validity
Price
Bulgaria 20GB 30Days ⭐
A1, Vivacom, Telenor
30d / 20GB
$21.42
Bulgaria 10GB 30Days
A1, Vivacom, Telenor
30d / 10GB
$11.49
Bulgaria 50GB 30Days
A1, Vivacom, Telenor
30d / 50GB
$64.80
Bulgaria 5GB 30Days
A1, Vivacom, Telenor
30d / 5GB
$6.99
Bulgaria 3GB 30Days
A1, Vivacom, Telenor
30d / 3GB
$4.99
Bulgaria 1GB 7Days
A1, Vivacom, Telenor
7d / 1GB
$3.49
Bulgaria 2GB/Day FUP1Mbps
A1, Vivacom, Telenor
1d / 0GB
$3.49
Prices verified: May 2026
Questions about Bulgaria eSIMs
Does a Bulgaria eSIM work at Sunny Beach and Black Sea resorts?+
HelloRoam's Bulgaria 5 GB plan costs $6.99 on A1 4G. Signal holds on the coastal highway between Varna and Burgas. Nessebar Old Town and Sozopol beach both have full 4G. Beach areas and hotel zones maintain strong signal for video calls, streaming, and social media uploads throughout the peak summer season.
How much does an eSIM for Bulgaria cost?+
HelloRoam offers 7 Bulgaria plans starting at $3.49 for 1 GB on A1 4G. Five GB costs $6.99 and 10 GB runs $11.49. The 20 GB plan hits $21.42, and the best per-GB rate across 7 plans is $1.07. Bulgaria is one of the cheapest EU eSIM markets for travelers, and all prices verified May 2026.
How do I activate an eSIM in Bulgaria?+
HelloRoam's Bulgaria eSIM activates in under 2 minutes via QR code with no store visit required. Open Settings, tap Mobile Data, then Add eSIM, then scan, and a1 registers within 2 minutes of landing. No store visit is needed, and the e-sim works at Sofia Airport arrivals immediately. Tethering activates automatically on all 7 plans, and EU roaming across neighboring countries is included.
How much data do I need in Bulgaria?+
A 5-day Sofia and Plovdiv trip uses 3-4 GB: maps, Instagram, and transit apps at about 600 MB per day. A 2-week Black Sea summer holiday uses 7-10 GB if you stream from Sunny Beach without resort Wi-Fi. Bansko ski trips use less data in mountain areas: budget 3-4 GB per week with ski resort spotty coverage.
Which networks do eSIMs use in Bulgaria?+
Bulgaria eSIMs connect to 3 carriers: A1 (4G), Vivacom (4G), and Telenor (4G). A1 leads in urban quality across Sofia and the coast. Vivacom reaches Rhodope mountain villages better than A1, and telenor is competitive in Sofia and Plovdiv. Your e-sim picks the strongest of the 3 automatically at each location.
Does a Bulgaria eSIM include EU roaming?+
Bulgaria eSIM plans on A1, Vivacom, and Telenor include EU roam-like-home rights. You can use your Bulgaria data in Greece, Romania, and other EU countries at no extra cost. Travelers taking the ferry from Varna to Ukraine or crossing into Turkey exit EU territory and face separate charges. North Macedonia is EU candidate status, not full roaming coverage.
Does eSIM work in Bansko and Bulgarian ski resorts?+
Bulgaria's 3 eSIM carrier networks A1, Vivacom, and Telenor all provide 4G at Bansko resort base area, Borovets village, and Pamporovo. Ski lifts to the summit at 2,560 meters have weaker signal. Download the Bansko piste map app offline before heading up. Chairlifts on the upper Todorka peak have gaps on all 3 carriers.
Does my phone support eSIM in Bulgaria?+
A1 Bulgaria, Yettel, and Vivacom operate Bulgaria's 4G/5G grid. Carrier-unlocked iPhones from XS onward, Pixel 3a onward, and Galaxy S20 onward all connect. Your device must be carrier-unlocked. Dual-SIM eSIM phones let you keep a home SIM active alongside the Bulgaria e-sim. Confirm eSIM capability in Settings, then General, then About before purchasing.
Can I top up my Bulgaria eSIM if I run out of data?+
All 7 Bulgaria eSIM plans support top-up through your provider's app. Buy a data add-on and it activates on the same eSIM profile within minutes. No new QR scan is required. Start with the 3 GB plan at $4.99 for a short Black Sea weekend and add data if you stay longer.
Is the Black Sea coast in Bulgaria well covered by eSIM?+
Bulgaria's 3 eSIM carrier networks A1 and Telenor deliver solid 4G along the entire Black Sea coastal strip from Sunny Beach to Sozopol, Nessebar, and Varna. Beach resort areas including Golden Sands and Albena have full 4G coverage. Signal holds on the coastal road between Varna and Burgas. Strandja Nature Park south of Sozopol has patchy 3G further from the coast.
Provider reviews
Read our in-depth reviews of the top eSIM providers available in Bulgaria.
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