Home / Destinations / Slovenia
Slovenia travel guide
Emerald rivers, alpine lakes and a green little capital.
Slovenia is a small, very green country where the Alps meet the Mediterranean. In a short drive you can go from the friendly capital Ljubljana to Lake Bled, the turquoise Soča River, huge caves and the Venetian-style coastal town of Piran.
Travel tools
Getting there
Ljubljana Jože Pučnik Airport (LJU) is the main international airport, while many travellers also use airports in Venice, Trieste, Zagreb or Vienna. Trains and buses connect Slovenia with Italy, Austria, Croatia and Hungary.
Best time to visit: May–Jun and Sep – warm weather and fewer crowds at the lakes.
Tougher months: No bad time – but November and March can be grey and wet, while winter suits skiing.
Weather by month in Ljubljana
- 3°J●
- 6°F●
- 11°M●
- 16°A●●
- 21°M●●
- 25°J●●
- 27°J●●
- 27°A●●
- 21°S●●
- 15°O●●
- 8°N●●
- 3°D●
Average daytime highs in °C; dots show how rainy the month is (one dot dry, three dots wet).
Time zone: Europe/Belgrade. Compare with your local time.
Visas: in our passport dataset, 93 of 198 other passports can enter Slovenia without arranging a visa first (visa-free or visa on arrival), 0 need an e-visa or electronic authorisation, and 105 need a visa in advance. Check your passport.
Background: Visa policy of the Schengen Area (Wikipedia).
Official advisory: Level 1: Exercise Normal Precautions (U.S. Department of State, updated 2026-05-15). Read the advisory.
Source and more: Slovenia travel facts on RoamSun
Stay
Most trips to Slovenia are based around Ljubljana, Lake Bled or Lake Bohinj. Pick a base for your main interest, then add day trips rather than moving hotels every night.
Typical daily budget: about US$50–75 for a backpacker and US$110–180 mid-range, per person.
Source: RoamSun Slovenia page · Browse hotel guides
Connect
Plug types: C, F. Voltage: 230 V. Check your own devices on the plug and currency checker.
Calling code: +386.
Mobile data: read the eSIM for Europe before you fly so the plan is installed and ready on landing.
Source: Advinne eSIM guide · RoamSun
Do
- Ljubljana (Capital · culture & cafés): A lively, green capital with a riverside old town and castle.
- Lake Bled (Julian Alps · lake & castle): A fairytale lake with an island church and a clifftop castle.
- Lake Bohinj (Julian Alps · nature): A larger, quieter lake surrounded by mountains and trails.
- Soča Valley (Western Slovenia · adventure): Emerald rivers, waterfalls and outdoor sports like rafting and kayaking.
- Škocjan Caves (Karst · UNESCO caves): A spectacular underground canyon and river.
- Piran (Adriatic coast · historic town): A charming coastal town with Venetian architecture and seafood restaurants.
- Postojna Cave & Predjama Castle (Karst · caves & castle): Famous caves and a dramatic castle built into a cliff.
- Maribor (Eastern Slovenia · wine): Slovenia's second city, home to the world's oldest grapevine still bearing fruit.
Things to do
- Row to Bled Island. Take a pletna boat to the island church in the middle of Lake Bled and ring the wishing bell.
- Explore Ljubljana's old town. Stroll along the river past cafés, bridges and baroque buildings, with the castle above.
- Descend into Škocjan Caves. Walk through a huge underground canyon with a roaring river in this UNESCO-listed cave system.
- Hike in Triglav National Park. Follow trails past alpine lakes, waterfalls and peaks in the Julian Alps.
- Swim in Lake Bohinj. Relax at a quieter alpine lake surrounded by mountains.
- Raft the Soča River. Paddle through emerald waters in one of Europe's most beautiful river valleys.
- Visit Postojna Cave. Ride a train into a vast cave system, then visit nearby Predjama Castle built into a cliff.
- Taste wine in Goriška Brda. Sample local wines in vineyard-covered hills near the Italian border.
Source: full Slovenia guide on RoamSun
Eat and drink
- Kranjska klobasa – smoked Carniolan sausage, a national favourite
- Kremšnita – Bled cream cake of vanilla custard and pastry
- Potica – rolled cake filled with walnuts or poppy seeds
- Idrijski žlikrofi – small dumplings filled with potato and herbs
Source: RoamSun Slovenia guide
Money and safety
Currency: Euro (EUR). Currency and plug checker.
Tipping: Not required; round up or leave about 10% for good service.
Emergency numbers: 112 fire & ambulance · 113 police.
- Slovenia uses the euro.
- Cards are widely accepted, and ATMs are easy to find.
- Slovenia is very safe, with low crime rates.
- Check weather conditions before mountain hikes and carry proper gear.
Source: RoamSun Slovenia facts
Frequently asked questions
What is the best time to visit Slovenia?
May–Jun and Sep – warm weather and fewer crowds at the lakes. Warm summers and cold winters inland, with a mild Mediterranean coast.
What time zone is Slovenia in?
Slovenia uses Europe/Belgrade.
Do I need a visa for Slovenia?
It depends on your passport. In our dataset 93 of 198 other passports can enter without a prior visa, 0 need an e-visa or eTA and 105 need a visa in advance. Use the visa checker and confirm with the official government source.
What plug and voltage does Slovenia use?
Slovenia uses plug type C, F at 230 V. Check whether your devices are dual-voltage before you plug in.
What is the calling code for Slovenia?
The international calling code for Slovenia is +386.
Do you tip in Slovenia?
Not required; round up or leave about 10% for good service.
What is the emergency number in Slovenia?
112 fire & ambulance · 113 police.
Which side of the road do they drive on in Slovenia?
Traffic drives on the right.