1.   Boston, for example, now has extensive nonstop air service to England, Switzerland, Ireland, France, Germany, and Belgium.

2.   From Boston there is nonstop air service to Toronto, Montreal, Quebec City, Ottawa, Vancouver, and the Atlantic provinces.

3.   However, a spokesman for Northwest Airlines said that it was the only American city with a nonstop air connection to Beijing.

4.   Limited nonstop air service is available between London and Waterford.

5.   The package includes nonstop air from Los Angeles to Vancouver.