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GNB to HRO: distance & flight time

Grenoble (Grenoble-Isère Airport) → Harrison (Boone County Airport)

4,856 mi
7,816 km · 4,220 nm
9h 59m
estimated nonstop flight time
-7h
time difference · heading northwest
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Flight time details

4,856 miles nonstop takes roughly 9h 59m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.

The two airports

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.

Frequently asked questions

How far is GNB from HRO?

The flight distance from Grenoble (GNB) to Harrison (HRO) is 4,856 miles (7,816 km, 4,220 nautical miles), measured along the great-circle route airlines actually fly.

How long is the flight from GNB to HRO?

A nonstop flight takes about 9h 59m 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 Grenoble and Harrison?

Harrison is 7 hours behind Grenoble.

What is the cheapest way to fly from GNB to HRO?

Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GNB–HRO that never appear on search engines, with no booking fees.
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