A total of 581 hours were flown during the month.

There is no record of it flying during these four months.

I was willing to fly any time during the month.

They are seen flying around the plants during the day.

In contrast to most other members of the family, they fly during the day.

Green had been in the business all his working life apart from a period spent flying during the war.

He used it to teach himself to fly during late 1910.

The helicopters fly for only a few hours at a time, often more than once during each day of light.

The first officer was flying the plane during final approach.

He must have been the one flying during the noon period.