: Transfer 1:1 from Chase Ultimate Rewards (Sapphire Preferred, Reserve) or Bilt Rewards.
: If you've flown recently, check for a "Multiplier" offer in your account, which can sometimes be cheaper than buying miles outright. Buy or Transfer MileagePlus Miles buy mileageplus points
: Miles usually post to your account within 24 hours , but it's risky to buy them before confirming the flight you want hasn't disappeared. 4. Better Alternatives to Buying : Transfer 1:1 from Chase Ultimate Rewards (Sapphire