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HLN to CVO: distance & flight time
Helena (Helena Regional Airport) → Corvallis (Corvallis Municipal Airport)
566 mi
910 km · 491 nm
1h 42m
estimated nonstop flight time
-1h
time difference · heading west
See live HLN→CVO fares Phone-only fares on this route — call free
Flight time details
566 miles nonstop takes roughly 1h 42m gate to gate, flying west. 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
- CVO — Corvallis Municipal Airport · Corvallis, 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 CVO
- EUG · Mahlon Sweet Field26 mi away
- SLE · Salem Municipal Airport/McNary Field32 mi away
- ONP · Newport Municipal Airport38 mi away
- OTK · Tillamook Airport69 mi away
Frequently asked questions
How far is HLN from CVO?
The flight distance from Helena (HLN) to Corvallis (CVO) is 566 miles (910 km, 491 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HLN to CVO?
A nonstop flight takes about 1h 42m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from HLN to CVO?
Nonstop service on HLN–CVO depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 1h 42m nonstop estimate.
What is the time difference between Helena and Corvallis?
Corvallis is 1 hour behind Helena.
What is the cheapest way to fly from HLN to CVO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HLN–CVO that never appear on search engines, with no booking fees.
Why are some HLN to CVO fares phone-only?
Consolidator contracts let us sell certain HLN–CVO tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.