I have paid 2p for loads of RETURN trips and no, there was no taxes etc added, all I paid was 2p.
2p is about 1 cent in the US.
I think there is no way to get free airline tickets from anywhere. if u won some contest or
got some gift from company, may u get this. but if u want to get cheap airline tickets and international flights then visit:- http://www.globester.com
theres a lot of free stuff here
also a lot of prizes like xbox 360, psp, gift cards, etc. http://answers.yahoo.com/question/accuse_write?qid=20080715133147AANFE4i&kid=LbJ7IEPcM1pZJo_Couxx&s=comm&date=2009-02-23+16%3A00%3A50&.crumb=
I wouldn't say free, but my dad gets very good deals with his Centrino card from AMEX, and as for free hotels that card actually does do that.