Fly US Airways’ newly enhanced Envoy transatlantic business class and you’ll get 5,000 Preferred-qualifying bonus miles for every roundtrip you take until Aug. 31, 2008. The elite-qualifying bonus miles are in addition to the miles you would normally earn. Registration is required at http://insideflyerus.wpengine.com/link/?977

US Airways is also offering new members of the US Airways Club 3,000 Preferred-qualifying miles when you join by July 31, 2008. For more information, or to enroll, visit http://insideflyerus.wpengine.com/link/?978
Use promotion code NCM3K. And if you are already a member of the US Airways Club, you can get 500 Preferred-qualifying miles when you renew your membership by July 31, 2008 at the same link. Use promotion code DR500. An individual yearly US Airways Club lounge membership is $390 for regular members and $315 for elite-level members.

270,000 AAdvantage Miles

You could win 270,000 AAdvantage miles and be packing your bags for China simply by sharing a travel tip. Share your travel advice with other AAdvantage members on the Milestones Message Board and you’ll be automatically entered in a sweepstakes. The grand prize is 270,000 AAdvantage miles — enough for two first class MileSAAver award tickets to China — and an American Airlines Vacations hotel stay in China. Through June 15, 2008, each accepted posting on the Milestones Message Board earns you one entry in the sweepstakes. For more information, visit http://www.aa.com/milestones