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RoameSIM plans for Slovenia

6,971 live plans from 62 providers, ranked on what a gigabyte actually costs rather than on the sticker price. Checked 13 October 2026

Compare 6,971 plans →
£0.11 Lowest per GB Cheapest honest gigabyte here
£1.13 Median per GB Unlimited and fair-use excluded
£0.67–2.32 Typical band Where most plans land
57% Advertise 5G 64% allow hotspot

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We earn a commission on some links below. Commission carries zero weight in the ranking formula, which is published in full. Prices are indicative and the provider's own checkout is always authoritative.

Showing 55 of 6,971 plans

View offer: RoameSIM, Slovenia - Unlimited - 30 days 1 RoameSIM Slovenia - Unlimited - 30 days 3 GB/day 30 days 5G Slovenia only £39.48 £0.44 per GB
View offer: RoameSIM, Slovenia - Unlimited - 10 days 2 RoameSIM Slovenia - Unlimited - 10 days 3 GB/day 10 days 5G Slovenia only £15.60 £0.52 per GB
View offer: RoameSIM, Slovenia - 20 GB - 30 days 3 RoameSIM Slovenia - 20 GB - 30 days 20 GB 30 days 5G Slovenia only £11.58 £0.58 per GB
View offer: RoameSIM, European Union and United Kingdom - Unlimited - 30 days 4 RoameSIM European Union and United Kingdom - Unlimited - 30 days 3 GB/day 30 days 5G +27 more countries £43.73 £0.48 per GB
View offer: RoameSIM, Slovenia - Unlimited - 7 days 5 RoameSIM Slovenia - Unlimited - 7 days 3 GB/day 7 days 5G Slovenia only £12.53 £0.60 per GB
View offer: RoameSIM, European Union and United Kingdom - Unlimited - 10 days 6 RoameSIM European Union and United Kingdom - Unlimited - 10 days 3 GB/day 10 days 5G +27 more countries £15.84 £0.53 per GB
View offer: RoameSIM, European Union and United Kingdom - Unlimited - 7 days 7 RoameSIM European Union and United Kingdom - Unlimited - 7 days 3 GB/day 7 days 5G +27 more countries £11.82 £0.56 per GB
View offer: RoameSIM, Slovenia - 10 GB - 30 days 8 RoameSIM Slovenia - 10 GB - 30 days 10 GB 30 days 5G Slovenia only £7.80 £0.78 per GB
View offer: RoameSIM, Slovenia - Unlimited - 3 days 9 RoameSIM Slovenia - Unlimited - 3 days 3 GB/day 3 days 5G Slovenia only £7.33 £0.82 per GB
View offer: RoameSIM, Slovenia - 3 GB - 30 days 10 RoameSIM Slovenia - 3 GB - 30 days 3 GB 30 days 5G Slovenia only £3.78 £1.26 per GB
View offer: RoameSIM, Slovenia - Unlimited - 5 days 11 RoameSIM Slovenia - Unlimited - 5 days 3 GB/day 5 days 5G Slovenia only £9.93 £0.67 per GB
View offer: RoameSIM, Europe - Unlimited - 30 days 12 RoameSIM Europe - Unlimited - 30 days 5 GB/day 30 days 5G +40 more countries £91.25 £0.61 per GB
View offer: RoameSIM, European Union and United Kingdom - 20 GB - 30 days 13 RoameSIM European Union and United Kingdom - 20 GB - 30 days 20 GB 30 days 5G +27 more countries £12.29 £0.61 per GB
View offer: RoameSIM, European Union and United Kingdom - Unlimited - 5 days 14 RoameSIM European Union and United Kingdom - Unlimited - 5 days 3 GB/day 5 days 5G +27 more countries £9.46 £0.63 per GB
View offer: RoameSIM, European Union and United Kingdom - Unlimited - 3 days 15 RoameSIM European Union and United Kingdom - Unlimited - 3 days 3 GB/day 3 days 5G +27 more countries £7.10 £0.79 per GB
View offer: RoameSIM, Slovenia - Unlimited - 15 days 16 RoameSIM Slovenia - Unlimited - 15 days 3 GB/day 15 days 5G Slovenia only £28.37 £0.63 per GB
View offer: RoameSIM, European Union and United Kingdom - Unlimited - 15 days 17 RoameSIM European Union and United Kingdom - Unlimited - 15 days 3 GB/day 15 days 5G +27 more countries £26.95 £0.60 per GB
View offer: RoameSIM, European Union and United Kingdom - 10 GB - 30 days 18 RoameSIM European Union and United Kingdom - 10 GB - 30 days 10 GB 30 days 5G +27 more countries £8.51 £0.85 per GB
View offer: RoameSIM, European Union and United Kingdom - 3 GB - 30 days 19 RoameSIM European Union and United Kingdom - 3 GB - 30 days 3 GB 30 days 5G +27 more countries £4.26 £1.42 per GB
View offer: RoameSIM, Slovenia - 5 GB - 30 days 20 RoameSIM Slovenia - 5 GB - 30 days 5 GB 30 days 5G Slovenia only £5.20 £1.04 per GB
View offer: RoameSIM, Slovenia - 2 GB - 15 days 21 RoameSIM Slovenia - 2 GB - 15 days 2 GB 15 days 5G Slovenia only £3.31 £1.66 per GB
View offer: RoameSIM, Europe - Unlimited - 10 days 22 RoameSIM Europe - Unlimited - 10 days 5 GB/day 10 days 5G +40 more countries £34.51 £0.69 per GB
View offer: RoameSIM, Europe - Unlimited - 5 days 23 RoameSIM Europe - Unlimited - 5 days 5 GB/day 5 days 5G +40 more countries £21.51 £0.86 per GB
View offer: RoameSIM, Europe - Unlimited - 7 days 24 RoameSIM Europe - Unlimited - 7 days 5 GB/day 7 days 5G +40 more countries £27.19 £0.78 per GB
View offer: RoameSIM, European Union and United Kingdom - 5 GB - 30 days 25 RoameSIM European Union and United Kingdom - 5 GB - 30 days 5 GB 30 days 5G +27 more countries £5.67 £1.13 per GB
View offer: RoameSIM, European Union and United Kingdom - 2 GB - 15 days 26 RoameSIM European Union and United Kingdom - 2 GB - 15 days 2 GB 15 days 5G +27 more countries £3.78 £1.89 per GB
View offer: RoameSIM, Europe - Unlimited - 3 days 27 RoameSIM Europe - Unlimited - 3 days 5 GB/day 3 days 5G +40 more countries £14.89 £0.99 per GB
View offer: RoameSIM, Europe - Unlimited - 15 days 28 RoameSIM Europe - Unlimited - 15 days 5 GB/day 15 days 5G +40 more countries £64.77 £0.86 per GB
View offer: RoameSIM, Slovenia - 1 GB - 7 days 29 RoameSIM Slovenia - 1 GB - 7 days 1 GB 7 days 5G Slovenia only £2.60 £2.60 per GB
View offer: RoameSIM, Europe - 3 GB - 30 days 30 RoameSIM Europe - 3 GB - 30 days 3 GB 30 days 5G +40 more countries £7.10 £2.37 per GB
View offer: RoameSIM, Europe - 10 GB - 30 days 31 RoameSIM Europe - 10 GB - 30 days 10 GB 30 days 5G +40 more countries £16.31 £1.63 per GB
View offer: RoameSIM, Europe - 20 GB - 30 days 32 RoameSIM Europe - 20 GB - 30 days 20 GB 30 days 5G +40 more countries £25.76 £1.29 per GB
View offer: RoameSIM, Europe - 2 GB - 15 days 33 RoameSIM Europe - 2 GB - 15 days 2 GB 15 days 5G +40 more countries £5.91 £2.96 per GB
View offer: RoameSIM, Europe - 5 GB - 30 days 34 RoameSIM Europe - 5 GB - 30 days 5 GB 30 days 5G +40 more countries £10.17 £2.03 per GB
View offer: RoameSIM, European Union and United Kingdom - 1 GB - 7 days 35 RoameSIM European Union and United Kingdom - 1 GB - 7 days 1 GB 7 days 5G +27 more countries £3.07 £3.07 per GB
View offer: RoameSIM, Europe - 1 GB - 7 days 36 RoameSIM Europe - 1 GB - 7 days 1 GB 7 days 5G +40 more countries £4.26 £4.26 per GB
View offer: RoameSIM, Europe - 10 GB - 7 days 37 RoameSIM Europe - 10 GB - 7 days 10 GB 7 days 5G +40 more countries £37.44 £3.74 per GB
View offer: RoameSIM, Europe - 5 GB - 7 days 38 RoameSIM Europe - 5 GB - 7 days 5 GB 7 days 5G +40 more countries £20.42 £4.08 per GB
View offer: RoameSIM, Europe - 10 GB - 15 days 39 RoameSIM Europe - 10 GB - 15 days 10 GB 15 days 5G +40 more countries £40.85 £4.08 per GB
View offer: RoameSIM, Europe - 50 GB - 7 days 40 RoameSIM Europe - 50 GB - 7 days 50 GB 7 days 5G +40 more countries £119.13 £2.38 per GB
View offer: RoameSIM, Europe - 50 GB - 15 days 41 RoameSIM Europe - 50 GB - 15 days 50 GB 15 days 5G +40 more countries £129.35 £2.59 per GB
View offer: RoameSIM, Europe - 500 MB - 3 days 42 RoameSIM Europe - 500 MB - 3 days 0.49 GB 3 days 5G +40 more countries £2.60 £5.31 per GB
View offer: RoameSIM, Europe - 5 GB - 15 days 43 RoameSIM Europe - 5 GB - 15 days 5 GB 15 days 5G +40 more countries £23.83 £4.77 per GB
View offer: RoameSIM, Europe - 50 GB - 30 days 44 RoameSIM Europe - 50 GB - 30 days 50 GB 30 days 5G +40 more countries £127.64 £2.56 per GB
View offer: RoameSIM, Global - 3 GB - 30 days 45 RoameSIM Global - 3 GB - 30 days 3 GB 30 days 5G +191 more countries £15.84 £5.28 per GB
View offer: RoameSIM, Europe - 100 GB - 180 days 46 RoameSIM Europe - 100 GB - 180 days 100 GB 180 days 5G +40 more countries £330.93 £3.31 per GB
View offer: RoameSIM, Europe - 50 GB - 90 days 47 RoameSIM Europe - 50 GB - 90 days 50 GB 90 days 5G +40 more countries £171.37 £3.43 per GB
View offer: RoameSIM, Global - 10 GB - 30 days 48 RoameSIM Global - 10 GB - 30 days 10 GB 30 days 5G +191 more countries £42.55 £4.26 per GB
View offer: RoameSIM, Global - 20 GB - 30 days 49 RoameSIM Global - 20 GB - 30 days 20 GB 30 days 5G +191 more countries £69.02 £3.45 per GB
View offer: RoameSIM, Global - 2 GB - 15 days 50 RoameSIM Global - 2 GB - 15 days 2 GB 15 days 5G +191 more countries £12.77 £6.38 per GB
View offer: RoameSIM, Global - 5 GB - 30 days 51 RoameSIM Global - 5 GB - 30 days 5 GB 30 days 5G +191 more countries £24.82 £4.96 per GB
View offer: RoameSIM, Global - 5 GB - 60 days 52 RoameSIM Global - 5 GB - 60 days 5 GB 60 days 5G +191 more countries £24.82 £4.96 per GB
View offer: RoameSIM, Global - 1 GB - 7 days 53 RoameSIM Global - 1 GB - 7 days 1 GB 7 days 5G +191 more countries £7.56 £7.56 per GB
View offer: RoameSIM, Global - 20 GB - 365 days 54 RoameSIM Global - 20 GB - 365 days 20 GB 365 days 5G +191 more countries £138.28 £6.91 per GB
View offer: RoameSIM, Global - 10 GB - 180 days 55 RoameSIM Global - 10 GB - 180 days 10 GB 180 days 5G +191 more countries £118.19 £11.82 per GB
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