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HLN to POX: distance & flight time
Helena (Helena Regional Airport) → Pontoise (Pontoise - Cormeilles-en-Vexin Airport)
4,735 mi
7,620 km · 4,114 nm
9h 45m
estimated nonstop flight time
+8h
time difference · heading northeast
See live HLN→POX fares Phone-only fares on this route — call free
Flight time details
4,735 miles nonstop takes roughly 9h 45m 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
- POX — Pontoise - Cormeilles-en-Vexin Airport · Pontoise, 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 POX
- CDG · Charles de Gaulle International Airport24 mi away
- LBG · Paris-Le Bourget Airport20 mi away
- VIY · Villacoublay-Vélizy (BA 107) Air Base23 mi away
- CSF · Creil Air Base24 mi away
Frequently asked questions
How far is HLN from POX?
The flight distance from Helena (HLN) to Pontoise (POX) is 4,735 miles (7,620 km, 4,114 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HLN to POX?
A nonstop flight takes about 9h 45m 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 Pontoise?
Pontoise is 8 hours ahead of Helena.
What is the cheapest way to fly from HLN to POX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HLN–POX that never appear on search engines, with no booking fees.