Guam is a US protectorate- you are still in the US.
Roughly southwest.
U.S. citizen's are able to travel to the following locations without a passport: 1. They can travel anywhere inside the U.S. 2. U.S. citizens can travel to any of the US territories and Commonwealth (Guam, the US Virgin Islands, Puerto Rico, etc) without a passport as long as the flights do not land in any foreign country.
7 1/2 hrs flight
Since Guam is part of the Unites States Teritory then no, not necessarily unless needed by the airline that you are to use for the travel. However, if you are not a US citizen then you need a passport to enter together with your Visa unless stated otherwise by their law and ntrance requirement.
Entry requirements for Guam are the same as for any U.S. destination. Although U.S. citizens are required to possess a U.S. passport, on a case-by-case basis, photo I.D. and proof of citizenship may be accepted.
The time it takes to travel from the center of Guam to the center of Hawaii by ship is 5 days 17 hours 45 minutes. A nonstop flight would take 7 hours 10 minutes.
No, Guam was excluded in 1959 by redrawing Hawaii's borders.
Hawaii
You can go to Guam, Puerto Rico, the U.S. Virgin Islands, US Samoa, Palau and other Micronesian islands. They are all United States Territories and is like going to a neighboring state.
Five time zones will be crossed from Hawaii to Guam. Hawaii is in the Hawaii-Aleutian Time Zone (UTC -10), and Guam is in the Chamorro Time Zone (UTC +10).
The flight distance from Hawaii (HI) to Guam is 3,828 miles / 6 160 km. Flight time is about 8 hours 10 minutes.