It's just over 2.5 feet, 34". As for cost, loose incomplete $150. Loose complete, $150. to $250. All complete with box & such, $250 to $500.
My loose one is a Canadian boxed version, English/French on the box & instructions are all white. The US instruction version has white/blue printing. You can have my CDN version for $1000. or my MISB version for $3000. since a MISB version just sold on the bay for $1600. Or you can have my vertibird version in the slim box, top right for $4000.
This was the biggest toy ship back in the day.