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HIO to DMM: distance & flight time
Hillsboro (Portland Hillsboro Airport) → Dammam (King Fahd International Airport)
7,440 mi
11,974 km · 6,466 nm
15h 3m
estimated nonstop flight time
+10h
time difference · heading north
See live HIO→DMM fares Phone-only fares on this route — call free
Flight time details
7,440 miles nonstop takes roughly 15h 3m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10-hour time gain when reading arrival times on your ticket.
The two airports
- HIO — Portland Hillsboro Airport · Hillsboro, United States
- DMM — King Fahd International Airport · Dammam, Saudi Arabia
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near HIO
- PDX · Portland International Airport17 mi away
- TTD · Portland Troutdale Airport27 mi away
- KLS · Southwest Washington Regional Airport40 mi away
- OTK · Tillamook Airport43 mi away
Near DMM
- DHA · King Abdulaziz Air Base26 mi away
- QJB · Jubail Airport46 mi away
- BAH · Bahrain International Airport54 mi away
- HOF · Al Ahsa Airport84 mi away
Frequently asked questions
How far is HIO from DMM?
The flight distance from Hillsboro (HIO) to Dammam (DMM) is 7,440 miles (11,974 km, 6,466 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HIO to DMM?
A nonstop flight takes about 15h 3m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Hillsboro and Dammam?
Dammam is 10 hours ahead of Hillsboro.
What is the cheapest way to fly from HIO to DMM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HIO–DMM that never appear on search engines, with no booking fees.