Million Dollar Weekend

Million Dollar Weekend is a 1948 American noir film directed by, and starring, Gene Raymond.

Cynthia Strong Osa Massen is a Los Angeles housewife who has just attended her husbands funeral service. After that she goes straight to the airport and buys a ticket for the same flight as Nicholas.As Cynthia leans back in her plane seat, she is caught by surprise when a man she knows named Alan Marker Francis Lederer comes up to her and claims he saw her murder her husband. Marker wants half the life insurance money to keep his mouth shut, but Cynthia denies that she killed her husband. Marker tells her she has until one hour after the plane lands in Honolulu to decide if she will give him the money. ........

Source: Wikipedia