Looking slim and tanned in a peach asymmetrical mini-dress, the 31-year-old was flying solo at the nuptials as her footballer boyfriend was busy training.
Read more: http://www.dailymail.co.uk/tvshowbi...ch-attends-friends-wedding.html#ixzz0wXscN8i1
I think 'fly solo' is just a figure which means she attended the wedding alone. She didn't really fly.
Can I use sail solo for such a case? Would it sound weird?