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HLN to RST: distance & flight time
Helena (Helena Regional Airport) → Rochester (Rochester International Airport)
963 mi
1,550 km · 837 nm
2h 34m
estimated nonstop flight time
+1h
time difference · heading east
See live HLN→RST fares Phone-only fares on this route — call free
Flight time details
963 miles nonstop takes roughly 2h 34m 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
- HLN — Helena Regional Airport · Helena, United States
- RST — Rochester International Airport · Rochester, 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 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 RST
Frequently asked questions
How far is HLN from RST?
The flight distance from Helena (HLN) to Rochester (RST) is 963 miles (1,550 km, 837 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HLN to RST?
A nonstop flight takes about 2h 34m 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 Rochester?
Rochester is 1 hour ahead of Helena.
What is the cheapest way to fly from HLN to RST?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HLN–RST that never appear on search engines, with no booking fees.