Air Algerie is the national flag carrier airline of Algeria, with its head office in the Immeuble El-Djazair in Algiers. With flights operating from Houari Boumedienne Airport, Air Algérie operates scheduled international services to 39 destinations in 28 countries in Europe, North America, Africa, Asia, and the Middle East, as well as domestic services to 32 airports. Air Algérie is in the process of becoming a member of the SkyTeam airline alliance. Bilateral codeshare agreements, frequent flyer programs and airport lounge agreements with each of the SkyTeam carriers must be in place before it can meet the alliance's membership requirements