From the above website:
21st July 2019 - Titan airways flight from London Stansted to Lourdes
21st July 2019 - Jota airlines flight from London Southend to Lourdes
26th July 2019 - Titan airways flight from Lourdes to London Stansted
26th July 2019 - Jota airlines flight from Lourdes to London Southend