Originally Posted by
wxguy
...A four aircraft subfleet is too small to dedicate to city-pairs, so in practice UA uses all of these for domestic and HI routes...
Definitely a bit of increase of the 772HDs on Hawaii routes. IAH-HNL now has 2x daily (vs 1x earlier this year). That's one right there. And SFO-HNL has another 772HD that was once a Polaris-equipped a/c