Originally Posted by sbc94523
The only card I know of is the UAL M+ "Gold" card. It allows you to earn 1 mile per $2 transferred with max of 10K miles/year.
United Mileage Plus Platinum Signature VISA also lets you balance transfer up to $20,000 per year for 10,000 miles. If you have a card with a high enough credit limit, it may only cost you the $60 transfer fee for the 10,000 miles of you do all at once.
I did with all 3 of my M+ cards.
GO HERE FOR MORE INFO ON THIS CARD