Originally Posted by PeteW
The 'special offers' part of the website played this sort of trick on me too - kept saying 'no seats avalable'. The discovered that if you use the normal booking page, you get the special offer fares with a much much bigger choice of times & routings.
Same experience here. I have booked trips from UK to US using the special offers pages numerous times and it is a horrible excuse for a booking engine. Only in the past few months did I figure out this nugget of wisdom (that the same fares can generally be booked through normal channels).