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HLN to OLS: distance & flight time
Helena (Helena Regional Airport) → Nogales (Nogales International Airport)
1,051 mi
1,692 km · 913 nm
2h 45m
estimated nonstop flight time
-1h
time difference · heading south
See live HLN→OLS fares Phone-only fares on this route — call free
Flight time details
1,051 miles nonstop takes roughly 2h 45m gate to gate, flying south. 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
- HLN — Helena Regional Airport · Helena, United States
- OLS — Nogales International Airport · Nogales, 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 OLS
- NOG · Nogales International Airport15 mi away
- FHU · Sierra Vista Municipal Libby Army Air Field32 mi away
- TUS · Tucson International Airport49 mi away
- DMA · Davis Monthan Air Force Base52 mi away
Frequently asked questions
How far is HLN from OLS?
The flight distance from Helena (HLN) to Nogales (OLS) is 1,051 miles (1,692 km, 913 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HLN to OLS?
A nonstop flight takes about 2h 45m 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 Nogales?
Nogales is 1 hour behind Helena.
What is the cheapest way to fly from HLN to OLS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HLN–OLS that never appear on search engines, with no booking fees.