New York to Frankfurt: from $1,259
Boston to Berlin: from $1,819
Washington to Naples: from $1,499
Los Angeles to Nice: from $1,489
San Francisco to Venice: from $1,559
Travel permitted until April 6. Tickets must be purchased by January 8, include a Saturday-night stay and book 14 days in advance. Please keep in mind that all fares are subject to availability and may be discontinued by the airline at any time.