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RTB to GNB: distance & flight time
Roatan (Juan Manuel Galvez International Airport) → Grenoble (Grenoble-Isère Airport)
5,509 mi
8,867 km · 4,788 nm
11h 16m
estimated nonstop flight time
+8h
time difference · heading northeast
See live RTB→GNB fares Phone-only fares on this route — call free
Flight time details
5,509 miles nonstop takes roughly 11h 16m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- RTB — Juan Manuel Galvez International Airport · Roatan, Honduras
- GNB — Grenoble-Isère Airport · Grenoble, France
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 RTB
- UII · Utila Airport28 mi away
- GJA · La Laguna Airport42 mi away
- LCE · Goloson International Airport45 mi away
- TJI · Trujillo Airport47 mi away
Near GNB
- LYS · Lyon Saint-Exupéry Airport28 mi away
- LYN · Lyon-Bron Airport31 mi away
- CMF · Chambéry-Savoie Airport33 mi away
- VAF · Valence-Chabeuil Airport35 mi away
Frequently asked questions
How far is RTB from GNB?
The flight distance from Roatan (RTB) to Grenoble (GNB) is 5,509 miles (8,867 km, 4,788 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RTB to GNB?
A nonstop flight takes about 11h 16m 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 Roatan and Grenoble?
Grenoble is 8 hours ahead of Roatan.
What is the cheapest way to fly from RTB to GNB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RTB–GNB that never appear on search engines, with no booking fees.