How long is the flight time from Portland international airport to Adelaide?

Assuming you meant

• Portland International Airport, the largest airport in the U.S. state of Oregon, accounting for 90% of passenger travel and more than 95% of air cargo of the state and Adelaide, the capital and most populous city of the Australian state of South Australia, and is the fifth-largest city in Australia, with a population of more than 1.1 million

Did you mean?

• The Portland International Airport station, the light rail station on the MAX Red Line in Portland, Oregon, located at Portland International Airport and Adelaide, the capital and most populous city of the Australian state of South Australia, and is the fifth-largest city in Australia, with a population of more than 1.28 million
• Portland International Airport, the joint civil-military airport and the largest airport in the U.S. state of Oregon, accounting for 90% of passenger travel and more than 95% of air cargo of the state and Adelaide city centre, the Australian suburb, in South Australia
• Portland International Airport, the joint civil-military airport and the largest airport in the U.S. state of Oregon, accounting for 90% of passenger travel and more than 95% of air cargo of the state and St Francis Xavier's Cathedral in Adelaide, South Australia, the Roman Catholic cathedral in that city
• The Portland International Airport station, the light rail station on the MAX Red Line in Portland, Oregon, located at Portland International Airport and The Adelaide city centre, the innermost locality of Greater Adelaide, known by locals simply as "The City" or "Town"
• The Portland International Airport station, the light rail station on the MAX Red Line in Portland, Oregon, located at Portland International Airport and St Francis Xavier's Cathedral in Adelaide, South Australia, the Roman Catholic cathedral in that city