A few inches in airline seat spacing can make a big difference especially for taller passengers and on longer flights.
A recent survey of 32 airlines by Business Traveller magazine and Seatplans.com shows British Airways as one of the stingiest for economy seating legroom.
Airlines providing the most economy legroom are Cathay Pacific and Singapore Airlines. Virgin Atlantic also provide wider seats and legroom than BA.
For more information see: www.dailymail.co.uk/travel/article-2226222/BA-easyJet-Ryanair-worst-airlines-legroom.html