Qatar Airways Customer Support Phone Number Boston is the number that works for bookings, upgrades and Privilege Club questions. Promotional fares of Qatar now have business class fares starting at about $1413 in select markets, which usually represent discounted sale fares compared to peak fares; call-in customer support can check sale eligibility, apply any discount codes available, clarify upgrade policies, and assure lounge access or other benefits when you book or upgrade to business class.