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YAC to HLN: distance & flight time
Cat Lake (Cat Lake Airport) → Helena (Helena Regional Airport)
973 mi
1,566 km · 846 nm
2h 35m
estimated nonstop flight time
-1h
time difference · heading west
See live YAC→HLN fares Phone-only fares on this route — call free
Flight time details
973 miles nonstop takes roughly 2h 35m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- YAC — Cat Lake Airport · Cat Lake, 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 YAC
- YPL · Pickle Lake Airport72 mi away
- YNO · North Spirit Lake Airport72 mi away
- YBS · Opapimiskan Lake Airport86 mi away
- ZRJ · Round Lake (Weagamow Lake) Airport87 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 YAC from HLN?
The flight distance from Cat Lake (YAC) to Helena (HLN) is 973 miles (1,566 km, 846 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YAC to HLN?
A nonstop flight takes about 2h 35m 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 Cat Lake and Helena?
Helena is 1 hour behind Cat Lake.
What is the cheapest way to fly from YAC to HLN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YAC–HLN that never appear on search engines, with no booking fees.