On June 1, Trans World Airlines will reinstate direct service from Kennedy Airport in New York City to Salt Lake City, Milwaukee, Wis., and Nashville, Tenn.

Reinstitution of the service was part of an announcement that on May 1 TWA will expand service on transcontinental routes and routes from its two hubs, Kennedy and St. Louis.On its transcontinental routes, TWA will reinstate non-stop service between San Francisco and Boston and Los Angeles and Washington. Both flights will continue to Paris from the two eastern cities.

On May 1, the airline will add one round-trip non-stop from St. Louis to Portland, Ore.; Santa Ana, Calif.; Albuquerque, N.M.; New York-Kennedy, Nashville, Milwaukee and Raleigh-Durham, N.C.

On June 1, TWA will add 30 flights to Denver, Los Angeles, San Francisco, Philadelphia, Phoenix, Pittsburgh, San Diego, Miami, Baltimore and Washington, D.C.