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HIO to GRS: distance & flight time
Hillsboro (Portland Hillsboro Airport) → Grosseto (Grosseto Air Base)
5,713 mi
9,195 km · 4,965 nm
11h 40m
estimated nonstop flight time
+9h
time difference · heading northeast
See live HIO→GRS fares Phone-only fares on this route — call free
Flight time details
5,713 miles nonstop takes roughly 11h 40m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time gain when reading arrival times on your ticket.
The two airports
- HIO — Portland Hillsboro Airport · Hillsboro, United States
- GRS — Grosseto Air Base · Grosseto, Italy
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 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
Frequently asked questions
How far is HIO from GRS?
The flight distance from Hillsboro (HIO) to Grosseto (GRS) 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 HIO to GRS?
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 Hillsboro and Grosseto?
Grosseto is 9 hours ahead of Hillsboro.
What is the cheapest way to fly from HIO to GRS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HIO–GRS that never appear on search engines, with no booking fees.