In Business This Week
Trans World Airlines has been posting extra-low fares for one day only to boost capacity in selected markets. Usually, the low-price tickets have to be used by mid-June.
But good luck finding these blue-light specials. There's no predicting where the low prices will turn up next--often, they're not even advertised. A sampling
of recent one-time-only deals:EDITED BY HARRIS COLLINGWOOD