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LIS to HLN: distance & flight time
Lisbon (Humberto Delgado Airport (Lisbon Portela Airport)) → Helena (Helena Regional Airport)
4,862 mi
7,824 km · 4,225 nm
10h
estimated nonstop flight time
-7h
time difference · heading northwest
See live LIS→HLN fares Phone-only fares on this route — call free
Flight time details
4,862 miles nonstop takes roughly 10h gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- LIS — Humberto Delgado Airport (Lisbon Portela Airport) · Lisbon, Portugal
- HLN — Helena Regional Airport · Helena, United States
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 LIS
- AVR · Alverca Air Base9 mi away
- CAT · Cascais Airport12 mi away
- QLR · Monte Real Air Base74 mi away
- BYJ · Beja Airport / Airbase81 mi away
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
Frequently asked questions
How far is LIS from HLN?
The flight distance from Lisbon (LIS) to Helena (HLN) is 4,862 miles (7,824 km, 4,225 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LIS to HLN?
A nonstop flight takes about 10h 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 Lisbon and Helena?
Helena is 7 hours behind Lisbon.
What is the cheapest way to fly from LIS to HLN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LIS–HLN that never appear on search engines, with no booking fees.