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BNO to HLN: distance & flight time
Burns (Burns Municipal Airport) → Helena (Helena Regional Airport)
399 mi
641 km · 346 nm
1h 31m
estimated nonstop flight time
+1h
time difference · heading northeast
See live BNO→HLN fares Phone-only fares on this route — call free
Flight time details
399 miles nonstop takes roughly 1h 31m gate to gate, flying northeast. 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
- BNO — Burns Municipal Airport · Burns, United States
- 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 BNO
- ONO · Ontario Municipal Airport101 mi away
- BKE · Baker City Municipal Airport103 mi away
- PRZ · Prineville Airport108 mi away
- RDM · Roberts Field118 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 BNO from HLN?
The flight distance from Burns (BNO) to Helena (HLN) is 399 miles (641 km, 346 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BNO to HLN?
A nonstop flight takes about 1h 31m 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 BNO to HLN?
Nonstop service on BNO–HLN 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 31m nonstop estimate.
What is the time difference between Burns and Helena?
Helena is 1 hour ahead of Burns.
What is the cheapest way to fly from BNO to HLN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BNO–HLN that never appear on search engines, with no booking fees.
Why are some BNO to HLN fares phone-only?
Consolidator contracts let us sell certain BNO–HLN 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.