Originally Posted by
Often1
Please carefully read the terms & conditions of the fare bucket in which the original purchase was made. This can be anything from fully refundable, apparently not here, to no value of any kind.
The bucket doesn't matter - it's the complete fare
basis that defines the fare rules. In general, as long as you cancel before the first flight, the tickets will retain their value minus the change fee. I've never heard of any UA ticket that would lose all value (though I suppose it's possible).