Through Dec. 31, OnePass members can transfer miles to any other account for a service charge of $7.50 per 500 miles through the MilePass program. There’s no limit to the amount of miles that can be transferred to an account.

And speaking of transfers, members can now transfer American Express Membership Rewards points to a OnePass account for a 1,000-mile bonus. Through Dec. 31, earn 1,000 bonus miles when you convert a minimum of 5,000 Membership Rewards points into 5,000 OnePass miles. Register for this offer with promotion code 24024 online or by calling 1-800-346-6090.