Originally Posted by
DownUnderFlyer
Technically you need a return ticket to Iceland as in the event you don't fly the last leg they can charge you for all the one way flights you took during your RTW tour.
This is not true. The *A RTW terms and conditions only state that the 'ticket is not valid if the first coupon has not been used and will not be honoured if all the coupons are not used in the sequence provided in the ticket.'