Online travel agency and travel subscription

eDreams ODIGEO is one of the world's largest online travel agencies, known both for its flight and hotel comparison engine and for its eDreams Prime subscription program, with more than 7.8 million members according to the company itself.

The flight and hotel search engine is free; the eDreams Prime subscription has a recurring cost that grants access to discounts, and it's worth checking carefully whether it's been added during the checkout of a one-off booking.