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GRS to HIO: distance & flight time
Grosseto (Grosseto Air Base) → Hillsboro (Portland Hillsboro Airport)
5,713 mi
9,195 km · 4,965 nm
11h 40m
estimated nonstop flight time
-9h
time difference · heading northwest
See live GRS→HIO fares Phone-only fares on this route — call free
Flight time details
5,713 miles nonstop takes roughly 11h 40m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time set-back when reading arrival times on your ticket.
The two airports
- GRS — Grosseto Air Base · Grosseto, Italy
- HIO — Portland Hillsboro Airport · Hillsboro, United States
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 GRS
- SAY · Siena-Ampugnano Airport36 mi away
- EBA · Marina Di Campo Airport42 mi away
- FCO · Leonardo da Vinci–Fiumicino Airport89 mi away
- PSA · Pisa International Airport72 mi away
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
Frequently asked questions
How far is GRS from HIO?
The flight distance from Grosseto (GRS) to Hillsboro (HIO) is 5,713 miles (9,195 km, 4,965 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRS to HIO?
A nonstop flight takes about 11h 40m 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 Grosseto and Hillsboro?
Hillsboro is 9 hours behind Grosseto.
What is the cheapest way to fly from GRS to HIO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRS–HIO that never appear on search engines, with no booking fees.