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YCM to HLN: distance & flight time
Saint Catherines (Niagara District Airport) → Helena (Helena Regional Airport)
1,611 mi
2,593 km · 1,400 nm
3h 38m
estimated nonstop flight time
-2h
time difference · heading west
See live YCM→HLN fares Phone-only fares on this route — call free
Flight time details
1,611 miles nonstop takes roughly 3h 38m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- YCM — Niagara District Airport · Saint Catherines, Canada
- 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 YCM
- YYZ · Lester B. Pearson International Airport41 mi away
- IAG · Niagara Falls International Airport13 mi away
- BUF · Buffalo Niagara International Airport28 mi away
- DU9 · Dunnville Airport31 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 YCM from HLN?
The flight distance from Saint Catherines (YCM) to Helena (HLN) is 1,611 miles (2,593 km, 1,400 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YCM to HLN?
A nonstop flight takes about 3h 38m 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 Saint Catherines and Helena?
Helena is 2 hours behind Saint Catherines.
What is the cheapest way to fly from YCM to HLN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YCM–HLN that never appear on search engines, with no booking fees.