Need help booking?
Unpublished phone-only deals available
PDT to HLN: distance & flight time
Pendleton (Eastern Oregon Regional At Pendleton Airport) → Helena (Helena Regional Airport)
334 mi
538 km · 290 nm
1h 21m
estimated nonstop flight time
+1h
time difference · heading east
See live PDT→HLN fares Phone-only fares on this route — call free
Flight time details
334 miles nonstop takes roughly 1h 21m gate to gate, flying east. 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
- PDT — Eastern Oregon Regional At Pendleton Airport · Pendleton, 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 PDT
- ALW · Walla Walla Regional Airport38 mi away
- PSC · Tri Cities Airport42 mi away
- LGD · La Grande/Union County Airport49 mi away
- BKE · Baker City Municipal Airport78 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 PDT from HLN?
The flight distance from Pendleton (PDT) to Helena (HLN) is 334 miles (538 km, 290 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PDT to HLN?
A nonstop flight takes about 1h 21m 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 PDT to HLN?
Nonstop service on PDT–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 21m nonstop estimate.
What is the time difference between Pendleton and Helena?
Helena is 1 hour ahead of Pendleton.
What is the cheapest way to fly from PDT to HLN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PDT–HLN that never appear on search engines, with no booking fees.
Why are some PDT to HLN fares phone-only?
Consolidator contracts let us sell certain PDT–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.