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HLN to AIA: distance & flight time
Helena (Helena Regional Airport) → Alliance (Alliance Municipal Airport)
552 mi
888 km · 479 nm
1h 40m
estimated nonstop flight time
Same time
time difference · heading southeast
See live HLN→AIA fares Phone-only fares on this route — call free
Flight time details
552 miles nonstop takes roughly 1h 40m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- HLN — Helena Regional Airport · Helena, United States
- AIA — Alliance Municipal Airport · Alliance, 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 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 AIA
- BFF · Western Neb. Rgnl/William B. Heilig Airport43 mi away
- CDR · Chadron Municipal Airport56 mi away
- SNY · Sidney Municipal-Lloyd W Carr Field66 mi away
- STK · Sterling Municipal Airport102 mi away
Frequently asked questions
How far is HLN from AIA?
The flight distance from Helena (HLN) to Alliance (AIA) is 552 miles (888 km, 479 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HLN to AIA?
A nonstop flight takes about 1h 40m 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 cheapest way to fly from HLN to AIA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HLN–AIA that never appear on search engines, with no booking fees.