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HLN to LGU: distance & flight time
Helena (Helena Regional Airport) → Logan (Logan-Cache Airport)
333 mi
536 km · 289 nm
1h 21m
estimated nonstop flight time
Same time
time difference · heading south
See live HLN→LGU fares Phone-only fares on this route — call free
Flight time details
333 miles nonstop takes roughly 1h 21m gate to gate, flying south. 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
- LGU — Logan-Cache Airport · Logan, 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 LGU
- BMC · Brigham City Regional Airport20 mi away
- OGD · Ogden Hinckley Airport42 mi away
- HIF · Hill Air Force Base47 mi away
- EVW · Evanston-Uinta County Airport-Burns Field55 mi away
Frequently asked questions
How far is HLN from LGU?
The flight distance from Helena (HLN) to Logan (LGU) is 333 miles (536 km, 289 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HLN to LGU?
A nonstop flight takes about 1h 21m 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 LGU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HLN–LGU that never appear on search engines, with no booking fees.