Flyway (noun)

1. A regular route used by birds for migration.
2. A transportation route for aircraft.

Origin:

Derived from the verb 'fly' meaning to move through the air.

Examples:

1. The flyway followed by the birds during migration was tracked using GPS.
2. The flyway was a major corridor for birds migrating from North to South.
3. The flyway was closed temporarily due to inclement weather conditions affecting flights.
4. The flyway was a busy air route connecting several major cities.
5. Many species of birds follow the same flyway every year during their migration.