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HLN to SFA: distance & flight time
Helena (Helena Regional Airport) → Sfax (Sfax Thyna International Airport)
5,786 mi
9,312 km · 5,028 nm
11h 49m
estimated nonstop flight time
+7h
time difference · heading northeast
See live HLN→SFA fares Phone-only fares on this route — call free
Flight time details
5,786 miles nonstop takes roughly 11h 49m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- HLN — Helena Regional Airport · Helena, United States
- SFA — Sfax Thyna International Airport · Sfax, Tunisia
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 SFA
Frequently asked questions
How far is HLN from SFA?
The flight distance from Helena (HLN) to Sfax (SFA) is 5,786 miles (9,312 km, 5,028 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HLN to SFA?
A nonstop flight takes about 11h 49m 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 Sfax?
Sfax is 7 hours ahead of Helena.
What is the cheapest way to fly from HLN to SFA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HLN–SFA that never appear on search engines, with no booking fees.