Qualifying Cross Country, also abbreviated QXC, is a flight training standard. Depending on the license type and country's regulatory requirements, it is generally a flight carried out solo, near the end of student training towards a Private Pilots License (PPL

PPL

PPL may refer to:* people* phospholipid * Pakistan Premier League, Pakistani soccer league* Pay per lead, method of marketing* Pontypool and New Inn railway station, Wales; National Rail station code PPL...

) or Private Ultralight Pilot

Private Ultralight Pilot

The Private Ultralight Pilot licence/certificate or ' PUP ' is the National Pilot Licence in Ghana, West Africa.Conditions and details are provided in GCAR Part 25...

 license. Normally the student would be expected to plan a triangular course navigation

Navigation

Navigation is the process of monitoring and controlling the movement of a craft or vehicle from one place to another. It is also the term of art used for the specialized knowledge used by navigators to perform navigation tasks...

with one leg more than a specified distance and with one or more landings away from the home airfield.

The QXC is considered by many pilots to be the single most challenging part of gaining the first pilots license.