Originally Posted by
Pingtung
Options 1 and 2 won't work - they fall well above the 12585 limit for MPM +15%. I wouldn't spend more for UA F if it would be the only F flight and there is CO BF available. You're more likely to find UA F award space though.
MPM+15% is only UA rules - CO rules are much more relaxed
100% agree on point #2.