The only way to access the site is by helicopter.

The only way to get here now is by helicopter.

If they'd made their approach by helicopter, the bad guys would have been waiting for them.

The only way in and out of the camp was by helicopter.

Last winter 30 of us made the trip by helicopter.

Soldiers took the children by helicopter back to a base.

Most contact between the two is by boat, or helicopter.

The officials, one of them a doctor, were supposed to go by helicopter to the camp today.

At the airport, it was just a few minutes by helicopter.

The 101st can attack from the air and drop troops into position by helicopter.