Join the United Airlines Dining Program during their Passport to Dining Bonus and you’ll receive 250 free Mileage Plus miles. Spend $25 at a participating Mileage Plus restaurant within 30 days of registering and pick up another 250 mile bonus. Heck the first 250 are free and you’ve gotta eat anyway for the next 250 miles.
Here is the link and terms and conditions.













