Originally Posted by celticgrid

When I moved across I booked the return element as far in the future as possible - I think it was 6 months. Wait patiently and the airline gets in touch to say the schedule has changed. It was very unfortunate that neither of the new options was acceptable so they had to fully refund the return trip. That was with a relatively cheap ticket that I would not get a refund on if I cancelled. YMMV but the further ahead you book a flight the more chance it will get changed by the airline.