Distance From Portland Hillsboro Airport to Mashhad International Airport, HIO - MHD Distance

The distance from Portland Hillsboro Airport (HIO) to Mashhad International Airport (MHD) is 6785 miles or 10918 kilometers or 5892 nautical miles.

The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.

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How long does it take to travel from Portland ( United States ) to Mashhad ( Iran )?

A one-way nonstop (direct) flight between Portland and Mashhad takes around 15 hours 35 minutes.

Estimated flight time from Portland Hillsboro Airport, Portland, United States to Mashhad International Airport, Mashhad, Iran is 15 hours 35 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.

Travel Distance Between the Airports • HIO - MHD

Kilometers		10918 km
Statute Miles		6785 miles
Nautical Miles		5892 nm
Avg. Time of Flight		15 hours 35 minutes

Portland Hillsboro Airport to Mashhad International Airport Flight Route Map - HIO to MHD Flight Path

Location of Portland Hillsboro Airport & Mashhad International Airport is given below.
Click the map to view Portland to Mashhad nonstop flight path and travel direction.

Click to see flight route on Google Map between Portland, United States and Mashhad, Iran. .

Nonstop flight route between Portland, United States and Mashhad, Iran.

Time Difference Between the Airports • HIO - MHD

Time difference between Portland (United States) and Mashhad (Iran) is 9 Hours 30 Minutes.
Mashhad time is 9 Hours 30 Minutes ahead of Portland.

Location	Local Time
Portland (United States)	2026-03-20, 09:47:16 MDT
Mashhad (Iran)	2026-03-20, 19:17:16 +0330

Why should you arrive 3 hours before international flight? Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.

Origin

Portland Hillsboro Airport (HIO / KHIO) Portland, United States

Destination

Mashhad International Airport (MHD / OIMM) Mashhad, Iran