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HLN to LYS: distance & flight time
Helena (Helena Regional Airport) → Lyon (Lyon Saint-Exupéry Airport)
5,004 mi
8,052 km · 4,348 nm
10h 17m
estimated nonstop flight time
+8h
time difference · heading northeast
See live HLN→LYS fares Phone-only fares on this route — call free
Flight time details
5,004 miles nonstop takes roughly 10h 17m 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
- HLN — Helena Regional Airport · Helena, United States
- LYS — Lyon Saint-Exupéry Airport · Lyon, 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 HLN
- BTM · Bert Mooney Airport51 mi away
- GTF · Great Falls International Airport67 mi away
- BZN · Gallatin Field70 mi away
- LVM · Mission Field97 mi away
Near LYS
- LYN · Lyon-Bron Airport7 mi away
- GNB · Grenoble-Isère Airport28 mi away
- CMF · Chambéry-Savoie Airport39 mi away
- EBU · Saint-Étienne-Bouthéon Airport40 mi away
Frequently asked questions
How far is HLN from LYS?
The flight distance from Helena (HLN) to Lyon (LYS) is 5,004 miles (8,052 km, 4,348 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HLN to LYS?
A nonstop flight takes about 10h 17m 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 Helena and Lyon?
Lyon is 8 hours ahead of Helena.
What is the cheapest way to fly from HLN to LYS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HLN–LYS that never appear on search engines, with no booking fees.