There are plenty of hotels / hostels / apartments within different price range within easy walking distance to the conference venue.
Upscale hotels
***** (prices start at €120)
Relais & Châteaux Stikliai Hotel
Grand Hotel Kempinski Vilnius
Narutis Hotel
**** (prices start at €70)
Artis Centrum Hotel
Shakespeare Boutique Hotel
Amberton Cathedral Square Hotel Vilnius
Artagonist Art Hotel
Middle range hotels
*** (prices start at €40)
Senatoriai
Hotel Tilto
Hotel Apia
Angel Hotel Town Hall Square
Budget accommodation (prices start at €40 or below)
Micotel
Stay Express Hotel
Hotel Simple plus and many others
Vilnius University offers to stay at
Vilnius University Apartments
There are 29 rooms for Vilnius University guests. They are located in Naujamiestis district – M. K. Čiurlionio st. 1, which is close to the city centre – a 15-minute walk to the Old town and Vilnius University. International Vilnius Airport is 8 km from the Vilnius University apartments and it can be reached by public transport. Facilities for guests with disabilities are available.
Room Facilities: bathroom with a shower, free WiFi, flat-screen TV, fridge, kettle and cups, wardrobe/closet, all rooms are non-smoking. Breakfast is not served. Single room: € 24–32 (28–36); Double room: € 34–38 (38–42).
Note that local private accommodation is offered through AirBnB site.