Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Doha to Melbourne, Florida as you normally would.
Related info for your journey
Useful info, stats and facts about Doha to Melbourne flights.
Doha Hamad Intl Airport is DOH and Melbourne Airport is MLB. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.