Using multiple apogee burns ("slingshot effect") LPF will reach a Lissajous Orbit around Lagrange Point 1
The LISA Pathfinder Mission profile.
Media Description:
LISA Pathfinder will be launched into a geostationary transfer orbit. From there, it will use its own propulsion module to reach its operational orbit around the first Lagrange point (L1), about 1.5 million kilometres from the Earth towards the Sun.
Media use and copyright:
Copyright: ESA