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GNB to HPH: distance & flight time
Grenoble (Grenoble-Isère Airport) → Haiphong (Cat Bi International Airport)
5,730 mi
9,221 km · 4,979 nm
11h 42m
estimated nonstop flight time
+5h
time difference · heading northeast
See live GNB→HPH fares Phone-only fares on this route — call free
Flight time details
5,730 miles nonstop takes roughly 11h 42m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time gain when reading arrival times on your ticket.
The two airports
- GNB — Grenoble-Isère Airport · Grenoble, France
- HPH — Cat Bi International Airport · Haiphong, Vietnam
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 HPH
- HAN · Noi Bai International Airport65 mi away
Frequently asked questions
How far is GNB from HPH?
The flight distance from Grenoble (GNB) to Haiphong (HPH) is 5,730 miles (9,221 km, 4,979 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GNB to HPH?
A nonstop flight takes about 11h 42m 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 Haiphong?
Haiphong is 5 hours ahead of Grenoble.
What is the cheapest way to fly from GNB to HPH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GNB–HPH that never appear on search engines, with no booking fees.