By Car

Portsmouth is fairly easy to access as long as you don't try at rush hour. To get in to Portsmouth Use either the M3 into M27 or A27 and exit at Junction 12. Then Join the M275 and leave at the North End Junction Sign posted its the first exit so keep to the left hand lane. Once there you'll meet a round about take the second exit into North End keep straight on till the end of the road then you want to be in the right hand lane turning right at the traffic lights into London Road. Carry on down London Road and take your 5th left into Toronto Road before the traffic lights at New Road.

By Train

From London Waterloo: Take the train headed to Portsmouth and Southsea/Portsmouth Harbour (Make sure its only got 7 stops as this is the fast train)and leave the train at Fratton Station. 

From other Stations outside hampshire head to London and use the Tube to access Waterloo Station.

From Other Stations inside London most stations directly go to Portsmouth and Southsea/Portsmouth Harbour.

Once at Fratton Station there is a taxi rank just outside and will be only a small fare to Toronto Road.