Several frequent flyer programs are offering dining program bonuses this spring. Delta SkyMiles members can earn up to 5,000 bonus miles between now and June 30, 2008, in addition to the miles you normally earn for dining. Spend $50 and earn 1,000 bonus miles and for each additional $100 you spend, you’ll receive another 1,000-mile bonus. Registration before dining is required and tax and tip are included as qualifying expenses. Go to http://insideflyerus.wpengine.com/link/?972 to register.

American AAdvantage members can earn 1,000 bonus miles for registering and completing three qualified dines of $25 (including tax and tip) or more by June 30, 2008. The AAdvantage offer is open to U.S. residents who are online and VIP members, so make sure you have signed up to receive emails at a valid address. Register before dining at http://insideflyerus.wpengine.com/link/?973

United Mileage Plus, Midwest Miles and Northwest WorldPerks have offers for members who have not yet completed an online dining profile. When you register and spend $50 at a participating restaurant within 30 days of submitting a new online profile, you will earn a 500-mile bonus with Midwest Miles or WorldPerks until June 30, 2008. With Mileage Plus, you can earn 1,000 bonus miles after you register, complete a new online profile and spend at least $25 per dine when dining out three separate times by June 15, 2008.