6 Month Rule [UHD · 480p]
Airlines often enforce this rule strictly because they can be fined for transporting passengers who do not meet entry criteria.
The "6 Month Rule" most commonly refers to for international travel, but it also appears in contexts like residency and medical procedures. Passport Validity (Travel) 6 Month Rule
For U.S. Lawful Permanent Residents (Green Card holders), the "6 month rule" refers to travel outside the United States. Airlines often enforce this rule strictly because they
The U.S. has agreements with over 100 countries (the " Six-Month Club ") that waive this requirement. For citizens of these countries, a passport only needs to be valid for the duration of their intended stay. 6 Month Rule
Six-Month Validity Update - U.S. Customs and Border Protection

