Link
IBD note: You can exchange 25000 miles for a round trip ticket for Frontier airlines (see here). The card has $49 annual fee.
Terms:
Frontier Airlines BusinessCard with annual fee provides 25,000 Bonus Miles upon first use of your Account for purchases that are not later returned, disputed, or rescinded. Frontier BusinessCard with no annual fee provides 5,000 Bonus Miles upon first use of your Account for purchases that are not later returned, disputed, or rescinded. Barclays will request that bonus miles be sent at the close of a Cardmember's billing statement after a qualifying purchase (s) has posted. Bonus Balance Transfer Miles: Earn one (1) mile per one dollar ($1) in balances transferred from your other business accounts that post to your Frontier Airlines BusinessCard in the first 30 days after your new account is opened, up to a maximum of 10,000 miles. There is a fee for Balance Transfers. Convenience Checks do not qualify for bonus miles.
