Need help booking?
Unpublished phone-only deals available
HLN to ACV: distance & flight time
Helena (Helena Regional Airport) → Arcata CA (California Redwood Coast-Humboldt County Airport)
718 mi
1,155 km · 624 nm
2h 2m
estimated nonstop flight time
-1h
time difference · heading southwest
See live HLN→ACV fares Phone-only fares on this route — call free
Flight time details
718 miles nonstop takes roughly 2h 2m gate to gate, flying southwest. 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
- ACV — California Redwood Coast-Humboldt County Airport · Arcata CA, 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 ACV
- EKA · Murray Field12 mi away
- CEC · Jack Mc Namara Field Airport56 mi away
- RDD · Redding Municipal Airport100 mi away
- RBL · Red Bluff Municipal Airport113 mi away
Frequently asked questions
How far is HLN from ACV?
The flight distance from Helena (HLN) to Arcata CA (ACV) is 718 miles (1,155 km, 624 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HLN to ACV?
A nonstop flight takes about 2h 2m 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 Arcata CA?
Arcata CA is 1 hour behind Helena.
What is the cheapest way to fly from HLN to ACV?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HLN–ACV that never appear on search engines, with no booking fees.