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GNB to HEI: distance & flight time
Grenoble (Grenoble-Isère Airport) → Büsum (Heide-Büsum Airport)
628 mi
1,010 km · 545 nm
1h 50m
estimated nonstop flight time
Same time
time difference · heading north
See live GNB→HEI fares Phone-only fares on this route — call free
Flight time details
628 miles nonstop takes roughly 1h 50m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- GNB — Grenoble-Isère Airport · Grenoble, France
- HEI — Heide-Büsum Airport · Büsum, Germany
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 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
Near HEI
- PSH · St. Peter-Ording Airport14 mi away
- FCN · Nordholz Naval Airbase28 mi away
- WBG · Schleswig Air Base33 mi away
- HGL · Helgoland-Düne Airport40 mi away
Frequently asked questions
How far is GNB from HEI?
The flight distance from Grenoble (GNB) to Büsum (HEI) is 628 miles (1,010 km, 545 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GNB to HEI?
A nonstop flight takes about 1h 50m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from GNB to HEI?
Nonstop service on GNB–HEI depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 1h 50m nonstop estimate.
What is the cheapest way to fly from GNB to HEI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GNB–HEI that never appear on search engines, with no booking fees.
Why are some GNB to HEI fares phone-only?
Consolidator contracts let us sell certain GNB–HEI tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.