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FNL to HLN: distance & flight time
Fort Collins (Northern Colorado Regional Airport) → Helena (Helena Regional Airport)
550 mi
885 km · 478 nm
1h 40m
estimated nonstop flight time
Same time
time difference · heading northwest
See live FNL→HLN fares Phone-only fares on this route — call free
Flight time details
550 miles nonstop takes roughly 1h 40m gate to gate, flying northwest. 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
- FNL — Northern Colorado Regional Airport · Fort Collins, United States
- HLN — Helena Regional Airport · Helena, 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 FNL
- DEN · Denver International Airport45 mi away
- GXY · Greeley–Weld County Airport20 mi away
- WBU · Boulder Municipal Airport31 mi away
- BJC · Rocky Mountain Metropolitan Airport38 mi away
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
Frequently asked questions
How far is FNL from HLN?
The flight distance from Fort Collins (FNL) to Helena (HLN) is 550 miles (885 km, 478 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FNL to HLN?
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 FNL to HLN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FNL–HLN that never appear on search engines, with no booking fees.