Hostel discount organization (also known as "AYH") that has merged with Hostelling International - USA (HIUSA). It is a non-profit organization that got its start in 1934 with the goal of "promoting international understanding of the world and its people through hostelling", and it currently lists nearly 125 hostels as part of its network. The main principles of AYH are cleanliness, safety, and inexpensive lodging. AYH hostels are found everywhere, from major urban areas to small rural villages.

AYH belongs to the International Youth Hostel Federation (IYHF), an umbrella organization that offers nearly 4,500 hostels in more than 70 countries.