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OSS to HLN: distance & flight time
Osh (Osh Airport) → Helena (Helena Regional Airport)
6,404 mi
10,306 km · 5,565 nm
13h 1m
estimated nonstop flight time
-12h
time difference · heading north
See live OSS→HLN fares Phone-only fares on this route — call free
Flight time details
6,404 miles nonstop takes roughly 13h 1m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time set-back when reading arrival times on your ticket.
The two airports
- OSS — Osh Airport · Osh, Kyrgyzstan
- 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 OSS
- AZN · Andizhan Airport27 mi away
- FEG · Fergana International Airport58 mi away
- NMA · Namangan Airport70 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 OSS from HLN?
The flight distance from Osh (OSS) to Helena (HLN) is 6,404 miles (10,306 km, 5,565 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSS to HLN?
A nonstop flight takes about 13h 1m 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 Osh and Helena?
Helena is 12 hours behind Osh.
What is the cheapest way to fly from OSS to HLN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSS–HLN that never appear on search engines, with no booking fees.