As a cardholder, you will receive a one - time, 50 - percent discount toward a roundtrip coach fare for your companion. (creditcards.com)
But downsides include having to pay expensive fuel surcharges and being unable to use the ticket unless you buy one of the more expensive coach fares. (creditcards.com)
With all three of the legacy carriers, it's still possible to buy standard coach fares that include the services you'd expect to get. (rewardexpert.com)