Small business owners report a clear uptick in domestic travel as Americans cut back on overseas vacations because of higher airfares and gasoline prices, redirecting spending to local economies.AAA projects a modest rise in travelers going 50 miles or more during the July Fourth period, with most choosing to drive, while events such as the FIFA World Cup and the nation’s 250th birthday add incentives for local visits.Regional restaurants, Airbnb hosts and attractions in Lake Tahoe, Asheville and Kansas City report increased bookings and sales, a shift that could shrink the US travel and tourism trade deficit if it endures.