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HLN to RMA: distance & flight time
Helena (Helena Regional Airport) → Roma (Roma Airport)
7,949 mi
12,793 km · 6,908 nm
16h 3m
estimated nonstop flight time
+16h
time difference · heading west
See live HLN→RMA fares Phone-only fares on this route — call free
Flight time details
7,949 miles nonstop takes roughly 16h 3m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 16-hour time gain when reading arrival times on your ticket.
The two airports
- HLN — Helena Regional Airport · Helena, United States
- RMA — Roma Airport · Roma, Australia
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 RMA
- XTO · Taroom Airport87 mi away
- SGO · St George Airport105 mi away
- CCL · Chinchilla Airport115 mi away
- TDR · Theodore Airport135 mi away
Frequently asked questions
How far is HLN from RMA?
The flight distance from Helena (HLN) to Roma (RMA) is 7,949 miles (12,793 km, 6,908 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HLN to RMA?
A nonstop flight takes about 16h 3m 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 Roma?
Roma is 16 hours ahead of Helena.
What is the cheapest way to fly from HLN to RMA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HLN–RMA that never appear on search engines, with no booking fees.