Need help booking?
Unpublished phone-only deals available
HLN to ADU: distance & flight time
Helena (Helena Regional Airport) → Ardabil (Ardabil Airport)
6,445 mi
10,372 km · 5,600 nm
13h 6m
estimated nonstop flight time
+9.5h
time difference · heading north
See live HLN→ADU fares Phone-only fares on this route — call free
Flight time details
6,445 miles nonstop takes roughly 13h 6m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9.5-hour time gain when reading arrival times on your ticket.
The two airports
- HLN — Helena Regional Airport · Helena, United States
- ADU — Ardabil Airport · Ardabil, Iran
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 ADU
- LLK · Lankaran International Airport36 mi away
- PFQ · Parsabade Moghan Airport93 mi away
- RAS · Sardar-e-Jangal Airport95 mi away
- JWN · Zanjan Airport107 mi away
Frequently asked questions
How far is HLN from ADU?
The flight distance from Helena (HLN) to Ardabil (ADU) is 6,445 miles (10,372 km, 5,600 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HLN to ADU?
A nonstop flight takes about 13h 6m 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 Ardabil?
Ardabil is 9.5 hours ahead of Helena.
What is the cheapest way to fly from HLN to ADU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HLN–ADU that never appear on search engines, with no booking fees.