This cannot be answered because we don't know what you mean by "completely" - if you mean to see every tiny little bit of the country, it would take many years.
It depends on where in England but it will take about 7 hours and 30 minutes.
About 30 minutes
Minutes in an aircraft. bout 7 hours if you hold the channel swim record !
It takes 13 hours and 59 minutes to fly from London, England, to Singapore. This is adding in an extra 30 minutes for take off and landing.
it depends how you are going to travel because it would take longer by ferry than plane..
Several minutes
Shellac typically dries completely within 30 minutes to 1 hour.
It took around 18 minutes to sink completely.
It takes one hour - 45 minutes if you let it run out completely and if you turn it off completely it will be faster. However, if your battery comes out, it will only take 30 minutes to charge completly
About 45 or 50 minutes. It is not far from England to Ireland.
it takes about 45 minutes
2 hours and 18 minutes