Very cheap opportunity for a short escape from Athens to Rome!
Each way from 19,99 euros between 15/11/2014 and 04/12/2014!
The prices change fast so hurry up! visit Ryanair's website.
For 0 euros check couchsurfing.org
Cheap hostels from 10 euros/night visit: hostelbookers.com
Enough people to rent a flat? check airbnb.com
To and from the airport?
Check the official website here: http://www.adr.it/web/aeroporti-di-roma-en-/pax-cia-to-from
If you book early enough you can get better prices with some bus companies.
-Don't think about it so much, prices get higher )
-Double check your hand luggage size according to the company's limitation!
-Remember to check in online and print your tickets!
-Try to stay close to the center in order to avoid extra travel costs!