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HLN to YTH: distance & flight time
Helena (Helena Regional Airport) → Thompson (Thompson Airport)
878 mi
1,414 km · 763 nm
2h 23m
estimated nonstop flight time
+1h
time difference · heading northeast
See live HLN→YTH fares Phone-only fares on this route — call free
Flight time details
878 miles nonstop takes roughly 2h 23m gate to gate, flying northeast. 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
- HLN — Helena Regional Airport · Helena, United States
- YTH — Thompson Airport · Thompson, Canada
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 HLN
- BTM · Bert Mooney Airport51 mi away
- GTF · Great Falls International Airport67 mi away
- BZN · Gallatin Field70 mi away
- LVM · Mission Field97 mi away
Near YTH
- PIW · Pikwitonei Airport31 mi away
- YTD · Thicket Portage Airport34 mi away
- KES · Kelsey Airport55 mi away
- ZAC · York Landing Airport72 mi away
Frequently asked questions
How far is HLN from YTH?
The flight distance from Helena (HLN) to Thompson (YTH) is 878 miles (1,414 km, 763 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HLN to YTH?
A nonstop flight takes about 2h 23m 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 Helena and Thompson?
Thompson is 1 hour ahead of Helena.
What is the cheapest way to fly from HLN to YTH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HLN–YTH that never appear on search engines, with no booking fees.