Compare the best eSIM plans for Slovenia
Internet from the moment you land in Ljubljana
By SamuelData collected on Page verified on Methodology
- Instant activation
- iPhone and Android compatible
- From €0.45 for 1 GB or more
- 6,400+ plans compared
Photo credit : detait
€0.45
Cheapest plan, 1 GB or more
6,400+
Slovenia plans
105+
Providers available
4G/5G
Networks supported
Entry price measured on fixed-volume plans of 1 GB or more covering the country. Volumes below 1 GB and plans billed per day, whose price is not comparable, fall outside the calculation.
Best eSIM deals for Slovenia
Stellar eSIM
1 GB
30 days
SI
€0.45
Strongesim
1 GB
1 day
SI
€0.57
ChillSim
1 GB
7 days
SI
€0.65
AbesteSIM
1 GB
1 day
SI
€0.68
eSIM.dog
1 GB
3 days
SI
€0.69
Roamic
1 GB
7 days
SI
€0.82
eSIM for Slovenia at a glance
From
€1.19
For 5 GB / 30 days
Plan duration
1 to 30+ days
Depending on the plan
Local networks
Telekom Slovenije, A1, Telemach
4G+ nationwide, 5G in cities
VPN needed?
No
All Western services work fine
Hotspot sharing
Available
On most plans
Compatibility
iPhone XS+ / Android 8.0+
Check your device
Internet in Slovenia: everything you need to know
Slovenia has over 88% internet penetration and 4G+ mobile coverage exceeding 99% of the territory (source: ITU DataHub, 2024). 5G is live in Ljubljana, Maribor, Celje, Koper with Telekom Slovenije (incumbent), A1 Slovenija and Telemach. EU roaming zone.
- ●Dense 4G+/5G coverage in Ljubljana (Centre, Šiška, Bežigrad), Maribor, Celje, Kranj, Koper, Novo Mesto and along the A1, A2 motorways. Very good at Lake Bled, Lake Bohinj, Soča Valley (Bovec, Kobarid), Piran/Portorož (Adriatic coast). Patchier in Triglav National Park (Vršič Pass, high-altitude trails), Postojna Caves (signal at the visitor center, weak inside the caves), Logarska Dolina and some deep Julian Alps valleys.
- ●Average mobile speed ~60–90 Mbps download per Ookla (Q1 2025).
- ●No Western services blocked : Google, WhatsApp, Instagram, X, YouTube, Netflix work normally. WhatsApp and Viber are widely used.
- ●Great for Bolt (dominant taxi in Ljubljana), Wolt (delivery), Google Maps, LPP (Ljubljana transport), Pomurka (regional transport) and NLB, Nova KBM, SKB banking apps.
Sources: Internet Society Pulse: Slovenia, ITU DataHub: Slovenia, Ookla Speedtest Global Index
Networks and connectivity on the ground
- Average speed
- 141.8 Mbps downloadmeasured 2026 · Internet Society Pulse
- 5G
- Widely availablemeasured 2025 · Internet Society Pulse
- Local operators
- Telekom Slovenije · A1 Slovenija · Telemachmeasured 2026 · Datadopt research
- Public Wi-Fi
- Widely availablemeasured 2026 · Datadopt research
Practical information
- Currency
- Euro (EUR)
- Payments
- Card accepted everywhereATMs everywhere
- Tipping
- Round up the bill
- Power socket
- Type C, Type F230 V, 50 Hz
- Official languages
- SlovenianAlso spoken : English, German, Italian, CroatianEnglish widely spoken
- Dialling code
- +386Time zone : Europe/Ljubljana
- Emergency numbers
- 112 · 113
When to go
- Best time to go
- May, June, September
- Shoulder season
- April, October
- Peak season
- July, August
- Seasonal hazards
- Extreme coldDecember, January, February
- FloodingOctober, November
Slovenia fits inside a two-hour drive: Alps, karst and sea. That makes one base enough for the whole country, and it also means three environments that never share a season.
May, June, September
The best window by a clear margin. The lakes are reachable without crowds, Triglav trails are open, the gorges still carry water, and the coast is pleasant rather than packed.
July and August
Peak season. Bled and Bohinj fill by mid-morning and parking becomes its own problem. In exchange, this is the only stretch when every mountain hut is open.
April and October
Shoulder months, and strong ones for Ljubljana and the karst, neither of which depends on mountain weather. The caves hold their temperature year round and prices drop noticeably.
December to February
Ski season and Christmas markets, with a capital that stays alive. Mountain roads need proper tyres and some gorges close for safety.
Iconic sites and coverage
Lake Bled
A glacial lake with an island church and a castle above it, and the most reproduced image in the country. Busy, fully covered, and far better at first light.
Ljubljana Old Town
A capital at human scale, built around a river, its Plecnik bridges and a covered market still in daily use. Walkable throughout, complete coverage.
Postojna Cave
A karst system toured by electric train, with chambers of formations running for kilometres. No signal inside, so sort your tickets before you go down.
Predjama Castle
A castle wedged into a cliff above the mouth of a cave that once served as its escape route. Isolated site, uneven coverage.
Lake Bohinj
Bled's quieter older sibling, wilder, ringed by peaks and far calmer. The natural starting point for the park's waterfalls and cable cars.
Vintgar Gorge
A narrow canyon crossed on wooden walkways slung above turquoise water. One-way route, weak signal down in the gorge.
Piran
A small Adriatic town of Venetian inheritance, with an oval square, a campanile and lanes dropping to the harbour. Compact centre, well connected.
Triglav National Park
The country's only national park, covering the Julian Alps and the national high point. Above the valleys the network is not a dependable input: carry an offline map.
Sources Internet Society Pulse, Datadopt research
Datadopt Observatory
Price per GB in Slovenia: what our data shows
According to the Datadopt Observatory, the lowest price per GB recorded in Slovenia comes down to 0.07 €/GB, across a sample of 2,856 fixed-volume offers retained for the measurement. That floor is reached on large data bundles : a 5 GB plan over 30 days costs noticeably more per GB. The real differentiator is still the depth of the offer : the more plans compete, the easier it is to find the duration and data volume that fit your trip.
Lowest price per GB recorded
0.07 €/GB
Offers in the price sample
2,856
Europe average
0.12 €/GB
World ranking
22 / 215
Slovenia is 42% cheaper than the Europe regional average (0.12 €/GB).
Source: Datadopt eSIM Price Observatory, 170,286 plans analysed, measured 1 September 2026.
See the eSIM price Observatory by country →Which eSIM providers for Slovenia?
Here are the 6 best-placed eSIM providers for Slovenia, ranked by best price per GB. Prices are expressed per GB so plans of different sizes can be compared on the same basis.
| Provider | Price per GB | From | Max duration | Hotspot | 5G |
|---|---|---|---|---|---|
| Stellar eSIM | 0.30 €/GB | 0.45 € | 30 d | Yes | Yes |
| AbesteSIM | 0.34 €/GB | 0.68 € | 7 d | Yes | No |
| eSIM.dog | 0.47 €/GB | 0.69 € | 30 d | Yes | No |
| 0.52 €/GB | 1.24 € | 7 d | Yes | No | |
| Strongesim | 0.54 €/GB | 0.57 € | 30 d | Yes | Yes |
| ChillSim | 0.65 €/GB | 0.65 € | 7 d | Yes | No |
Providers ranked by best price per GB, across plans of at least 1 GB. Source: Datadopt catalogue.
Compare all plans →Device compatibility
eSIM is built into every iPhone XS and later, as well as Samsung Galaxy S20+, Google Pixel 3a+ and most high-end Motorola, Oppo, Sony and Xiaomi models.
Not sure about your device? Check compatibility here.
How to install your eSIM for Slovenia
- 1. Compare offers on https://www.datadopt.com/en/compare/si
- 2. Browse our partners' eSIM offers and choose the data volume and duration that fit your trip.
- 3. Purchase the eSIM plan that best fits your needs on our partner's site.
- 4. Receive a QR code by email after purchase.
- 5. Before you leave or during your stay, add the eSIM to your smartphone (Note: a stable Wi-Fi connection may be required during this step.)
- 5.1. On iPhone: Settings > Mobile Data > Add Plan > Scan the QR code
- 5.2. On Android: Settings > Connections > SIM card manager > Add a mobile plan
- 6. Once you arrive, turn on the data of your eSIM and enjoy reliable internet in Slovenia.
First eSIM? The full walkthrough, with iOS and Android screenshots, lives in our guide how to install an eSIM on your smartphone.
Frequently asked questions
Does the eSIM really work in Slovenia?
Yes. International eSIMs connect to Telekom Slovenije, A1 or Telemach on landing at Ljubljana Jože Pučnik (LJU), Maribor (MBX) or Portorož (POW). 5G accessible on most plans.
Does my European plan work in Slovenia?
Yes, EU roaming zone, 4 months max at home rates. A travel eSIM remains relevant for heavy users.
How much data for 1 week in Slovenia?
For Ljubljana + Bled + Soča + Piran, plan 3–5 GB : Maps, Bolt, cloud photos, WhatsApp, some streaming.
Is there signal in Triglav National Park?
At gateway villages (Mojstrana, Kranjska Gora, Bovec, Bohinjska Bistrica) and the Vršič Pass, yes. On altitude trails (Triglav ascent), weak/no signal : download offline Maps and the Hribi.net app (hike reports).
Can I share the connection with other devices?
Most Slovenia eSIM plans allow hotspot : the field is listed on each Datadopt offer detail page.
How much does an eSIM cost in Slovenia, and is it cheap?
According to the Datadopt Observatory, the lowest price per GB recorded in Slovenia comes down to 0.07 €/GB, across a sample of 2,856 fixed-volume offers retained for the measurement. That floor is reached on large data bundles : a 5 GB plan over 30 days costs noticeably more per GB. The real differentiator is still the depth of the offer : the more plans compete, the easier it is to find the duration and data volume that fit your trip. Slovenia is 42% cheaper than the Europe regional average (0.12 €/GB). In our global ranking of well-covered eSIM markets, Slovenia sits at position 22 of 215 by price per GB (1 = cheapest). Source: Datadopt eSIM Price Observatory, 170,286 plans analysed, measured 1 September 2026.
See the eSIM price Observatory by country →Explore other popular destinations
Ready to stay connected in Slovenia?
Compare the best eSIM offers and enjoy data the moment you arrive, at the best price.