Try ZEn travels..Talk to them as if you are goin in late September and coming back late december...They are goin to say..the fare for those times are really expensive..... but also get the quotes for the actual time you wanna go Act as if you are ok with the september fare...and when they think that you are ready to pay for ticket switch back to the actual time you wanna go..believe me you will see some difference in ticket price..