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YLY to HLN: distance & flight time
Langley Township (Langley Airport) → Helena (Helena Regional Airport)
522 mi
841 km · 454 nm
1h 36m
estimated nonstop flight time
+1h
time difference · heading east
See live YLY→HLN fares Phone-only fares on this route — call free
Flight time details
522 miles nonstop takes roughly 1h 36m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- YLY — Langley Airport · Langley Township, 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 YLY
- YVR · Vancouver International Airport26 mi away
- YXX · Abbotsford Airport13 mi away
- YDT · Boundary Bay Airport17 mi away
- BLI · Bellingham International Airport22 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 YLY from HLN?
The flight distance from Langley Township (YLY) to Helena (HLN) is 522 miles (841 km, 454 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YLY to HLN?
A nonstop flight takes about 1h 36m 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 Langley Township and Helena?
Helena is 1 hour ahead of Langley Township.
What is the cheapest way to fly from YLY to HLN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YLY–HLN that never appear on search engines, with no booking fees.