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HLN to RDU: distance & flight time
Helena (Helena Regional Airport) → Raleigh-durham (Raleigh Durham International Airport)
1,860 mi
2,993 km · 1,616 nm
4h 7m
estimated nonstop flight time
+2h
time difference · heading east
See live HLN→RDU fares Phone-only fares on this route — call free
Flight time details
1,860 miles nonstop takes roughly 4h 7m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- HLN — Helena Regional Airport · Helena, United States
- RDU — Raleigh Durham International Airport · Raleigh-durham, 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 RDU
- POB · Pope Field50 mi away
- RWI · Rocky Mount Wilson Regional Airport50 mi away
- FBG · Simmons Army Air Field52 mi away
- SOP · Moore County Airport56 mi away
Frequently asked questions
How far is HLN from RDU?
The flight distance from Helena (HLN) to Raleigh-durham (RDU) is 1,860 miles (2,993 km, 1,616 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HLN to RDU?
A nonstop flight takes about 4h 7m 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 Raleigh-durham?
Raleigh-durham is 2 hours ahead of Helena.
What is the cheapest way to fly from HLN to RDU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HLN–RDU that never appear on search engines, with no booking fees.