The QE2 is now retired and permanently moored in Dubai.
When it did operate.... well it's maiden voyage from Southampton to NYC in 1969 took 4 days 16 hours.
That was before the engine was replaced with a diesel model in 1986. Times may have differed from then on.
It depends how you travel.
3 hours
8-9 by plane
16
about 2-2.5 hours
Around 1-3 hours.
It takes about 3 hours and 50 minutes to travel from London, United Kingdom to York, United Kingdom if you travel via M1.
too long, get a plane :P
7 hours on a plane
Check Mapquest.com
If you go by airplane you can get there in several hours.
approx. 13 h by air travel.