The best eSIM for Slovenia in 2026.
All 9 Slovenia plans we sell, ranked by what a GB and a day actually cost — the same prices checkout charges, no editorial favourites.
Our picks by trip type.
Each pick is the cheapest plan whose validity covers the whole trip — the exact quote the plan picker gives at checkout, hotspot included.
Our Slovenia plans compared.
The full ladder, cheapest first — what a day and a GB actually cost on each plan, so the “best” pick is arithmetic, not opinion.
| Plan | Days | Price | Per day | Per GB | |
|---|---|---|---|---|---|
| 1GB | 7 | £2.53 | £0.36 | £2.53 | Cheapest |
| 3GB | 30 | £6.08 | £0.20 | £2.03 | |
| 5GB | 30 | £9.14 | £0.30 | £1.83 | |
| 10GB | 30 | £16.25 | £0.54 | £1.62 | |
| Unlimited | 7 | £18.28 | £2.61 | — | |
| 20GB | 30 | £25.39 | £0.85 | £1.27 | |
| Unlimited | 15 | £25.39 | £1.69 | — | |
| Unlimited | 30 | £33.52 | £1.12 | — | |
| 50GB | 180 | £54.85 | £0.30 | £1.10 | Best valueLongest |
Our read: Our lowest-priced Slovenia plan is 1GB for 7 days at £2.53. Value pick: 50GB for 180 days at £54.85 — £1.10/GB, the lowest per-GB rate among our Slovenia plans. Heavy users: unlimited runs £33.52 for 30 days (£1.12/day). Choose a plan →
How we rank: per-day = plan price ÷ validity days; per-GB = price ÷ GB (fixed bundles only). “Best value” is the lowest price per GB — or the lowest day rate where only unlimited plans are sold. Prices are the same ones our checkout charges.
How Slovenia scores.
Every figure below is computed from the live catalogue — nothing is a reviewer's opinion. Benchmarks use the median (not the average) of every Europe destination we price, and a day rate is always plan price ÷ validity days.
Best bundle rate £1.10/GB vs the Europe median of £1.27/GB across the 57 Europedestinations we sell single-country plans for.
Bundles up to 50GB · unlimited up to 30 days. From £2.53.
Connects to Telekom Slovenije (Mobitel), A1 Slovenija, Telemach — the eSIM picks the strongest signal automatically.
Longest validity sold for Slovenia. Longer trips: stack a second plan — activation is instant.
