Air distance: ~4,700 miles (7,565 km) from Milwaukee (MKE) to Honolulu (HNL).
Fly to Chicago O'Hare (ORD) – 1h15m – then nonstop to HNL (8h45m) on United/American. Total ~11h gate-to-gate.
Ship: ~14–21 days via Panama Canal (not passenger service).