Set on the river thames the town centre mercure london staines upon thames hotel offers 88 en suite bedrooms the riverside restaurant terrace bar at the mercure london staines upon thames hotel offers a panoramic view of the river ideal for day trips to london windsor thorpe park legoland and a 2 minute walk to staines shopping centre heathrow is a 10 minute drive away the mercure london staines upon thames hotel offers easy access via junction 13 of the m25 with free parking available