Best eSIM for Slovenia: Real Prices Compared for Ljubljana and Beyond

Ljubljana's old town, the drive out to Lake Bled, a detour into the Julian Alps or down to the short stretch of Adriatic coast at Piran — Slovenia packs a lot into a small country, and you'll likely cross a few different network zones doing it. I checked live pricing across the 121 providers we track for Slovenia, refreshed daily, so here's what the real pricing looks like today.

Quick-answer picks

• Cheapest way to get connected: Yesim's 500MB / 1-day plan at $0.50 — enough to test your setup before committing to something bigger.
• Best value for a week: Yatelo's 1GB / 7-day plan at $1.41.
• Best full month, real headroom: Yatelo's 3GB / 30-day plan at $2.72 — barely more than the weekly rate for four times the trip length.
• Cheapest genuinely unlimited: eSIMCard's unlimited day-pass at $1.74, normally the cheapest true unlimited rate we found for Slovenia at any length.
• Deepest catalog if nothing else fits: co:sim carries 91 separate tiers for Slovenia — the widest selection we track, useful if your trip length doesn't match anyone else's standard windows.

Slovenia price comparison

Full comparison →

Yesim $0.50 Cheapest Yatelo $1.41 eSIMCard $1.39 Airalo $4.00

Comparison by eSIMKart

Live Slovenia deals right now

Public promo codes from providers selling Slovenia eSIMs — pulled live from our deals list, so this section updates itself and disappears when nothing is running.

Telekonek

15% off your first order — WELCOME15

-15%

Stay connected in 200+ countries the moment you land — skip the roaming bills and SIM swaps on your very first trip.

Public promo Ends Oct 21, 2026

WELCOME15 Get this deal

Airalo

15% off your first Airalo eSIM with NEWTOAIRALO15

-15%

New customers only, first order; the discount is capped at $3 per Airalo's terms.

Public promo Ends Dec 31, 2026

NEWTOAIRALO15 Get this deal

Eskimo

Welcome Discount — 50% off your first purchase

-50%

Get 50% off your first purchase, capped at $15. Applied automatically at checkout, no code needed.

Public promo

Get this deal

Provider-by-provider breakdown

Yesim (10 plans, from $0.50) has the single cheapest entry point we track for Slovenia — a 500MB/1-day pass that's really a connectivity test more than a real trip plan; a 1GB/30-day plan is $2.24 if you want to stretch that low price across a longer stay. Real discount code active:

Yesim -20% ESIMKART20 First payment only

20% off the first Yesim purchase for new users

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co:sim (91 plans, from $0.99) has the biggest catalog we track for Slovenia by a wide margin — everything from a genuine Unlimited day pass through much longer options, so it's worth checking first if your trip length is unusual.

eSIMCard (23 plans, from $1.39) sells one of the cheapest genuinely unlimited plans we found for Slovenia at any length — $1.74 for a full day. Good fit if you'd rather stop thinking about data than track a fixed allowance. Real discount code:

eSIMCard -10% ESIMKART

10% off

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Yatelo (33 plans) is the best all-round value pick here — cheapest at the weekly length (1GB/7 days for $1.41) and, more usefully, its 30-day tier barely costs more: 3GB for a full month at $2.72. That's a genuinely strong stretch of data for close to the same money as a single week elsewhere.

Airalo (18 plans, from $4.00) is the most globally recognized name in this comparison, with 3GB for a week at $8.00 and 5GB for a month at $13.00 — priced higher than the local specialists above, but backed by one of the widest brand followings in the eSIM space if that matters to you.

Ubigi (52 plans, from $2.00) prices Slovenia across both fixed and unlimited tiers — 10GB for a week runs $10.00, and its cheapest unlimited option is $23.00 for a week. Real discount code:

Ubigi -10% ESIMKART10 First payment only

10% off for new customers on first purchase

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Maya Mobile (8 plans) sells one flat global-coverage rate rather than a Slovenia-specific plan — $9.99 for 3 days of unlimited data, $19.99 for a week, $49.99 for a full month, the same price wherever you're traveling. Convenient if Slovenia is one stop on a longer multi-country trip. Real discount code:

Maya Mobile -10% ESIMKART10

10% off.

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Why prices vary this much

A cheap test pass and a genuinely unlimited day both show up under "Slovenia eSIM," but they're solving different problems. Slovenia sits inside the EU's wholesale roaming framework, which keeps the underlying data costs low across the board — that's a big part of why so many small, differentiated providers can profitably compete on razor-thin margins here. eSIMCard instead competes on unlimited pricing specifically, betting that travelers will pay a little more to stop tracking a data cap. Airalo and Maya Mobile sit at the higher end because you're partly paying for brand recognition and, in Maya's case, one flat rate that works identically in dozens of other countries.

If you're not sure how much data your trip actually needs, our data usage guide is worth a look before defaulting to unlimited — most travelers use less than they expect.

Which plan fits your trip

• A short city break in Ljubljana: Yesim's 500MB/1-day pass, or Yatelo's 1GB/7-day plan if you're staying closer to a week.
• A week that includes Lake Bled and a day trip into the Julian Alps: Yatelo's 1GB/7-day plan at $1.41 is a strong standard pick.
• A longer loop down to the Adriatic coast at Piran: Yatelo's 3GB/30-day plan at $2.72 gives real headroom for maps and photo uploads without paying unlimited prices.
• Heavy data use — video calls, streaming, tethering a laptop: eSIMCard's unlimited day-rate at $1.74, or Ubigi's unlimited week at $23.00 if you need it to last longer.

A few practical notes

Slovenia's networks are solid and consistent nationwide — Telekom Slovenije, A1 Slovenija, and Telemach all show up across the providers above, and coverage holds up well even in the mountains around Bled and Triglav National Park, not just in Ljubljana itself.

Install your eSIM before you fly — every provider above only activates once you land and connect to a Slovenian network, so there's no benefit to setting it up at home. If this is your first time using an eSIM at all, our beginner's guide to how eSIMs work covers installation and activation from the very start.

Most modern phones can run an eSIM alongside your regular home SIM rather than replacing it, so you can keep your usual number reachable for calls and texts while your data runs through the cheaper local plan — worth checking your phone's dual-SIM settings before you land.

If your trip continues into Croatia, Austria, or Italy, check each destination's pricing separately rather than assuming one plan carries over; our multi-country trip planner can show you real plans that genuinely cover your whole route if one exists.

See the full, live list of Slovenia eSIM plans sorted by price, if you want to compare exact tiers side by side.