3 cheap airfares.
1) VIE - Vienna (austria), IST - Instanbul (Turkey)
travel dates: November 2012 - March 2013
2)BCN - Barcelona, VLC - Valencia, MAD - Madrid (Spain), LIM - Lima (Peru)
Departure not after 15th June, max stay 1 month
3)AMS - Amsterdam (Netherlands), NTR - Tokyo (Japan), BUD - Budapest (Hungary)
travel dates: till to 30th June, then from 25th August to 9th December 2012
Bookable on airlines websites or booking sites like expedia, orbitz, cheaptickets, ebookers.