These were planned for use against the four known fixed-radar defense sites along the flight route.

The search had initially focused on the sea, as much of the flight route was over the ocean.

I'm not sure they'll like the consequences when they find that they risk eliminating Europe as a flight route for their carriers.

Another difference between East and West was the dearth of flight routes in the former.

With three major airports within a 10-mile radius, the flight routes in the area are among the most complex in the nation.

However, a flight route will also take into account weather conditions, and air currents.

Several flyers collided because people had abandoned recognized flight routes.

The agency has not even begun to draw proposed flight routes.

This Asia-Europe flight route operated four times per week during test run.

Players can also use flight routes to fly immediately from one city to another.