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COS to HLN: distance & flight time
Colorado Springs (City of Colorado Springs Municipal Airport) → Helena (Helena Regional Airport)
653 mi
1,051 km · 567 nm
1h 53m
estimated nonstop flight time
Same time
time difference · heading northwest
See live COS→HLN fares Phone-only fares on this route — call free
Flight time details
653 miles nonstop takes roughly 1h 53m 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
- COS — City of Colorado Springs Municipal Airport · Colorado Springs, 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 COS
- FCS · Butts AAF (Fort Carson) Air Field9 mi away
- DEN · Denver International Airport73 mi away
- PUB · Pueblo Memorial Airport37 mi away
- APA · Centennial Airport53 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 COS from HLN?
The flight distance from Colorado Springs (COS) to Helena (HLN) is 653 miles (1,051 km, 567 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from COS to HLN?
A nonstop flight takes about 1h 53m 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 COS to HLN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on COS–HLN that never appear on search engines, with no booking fees.