The flat is a convenient location near the Borough underground station. Download the TFL Oyster app beforehand and you are able to link a contactless payment card so that you can use the underground and bus system easily. You can take the underground from the airport to the borough station to get to the flat (about one hour).
There are a lot of places to eat nearby and very easy to walk around for some sight seeing nearby. There is a washer in the flat however no dryer or drying rack as listed in the amenities.