Need help booking?
Unpublished phone-only deals available
HLN to TYS: distance & flight time
Helena (Helena Regional Airport) → Knoxville (McGhee Tyson Airport)
1,623 mi
2,612 km · 1,410 nm
3h 39m
estimated nonstop flight time
+2h
time difference · heading east
See live HLN→TYS fares Phone-only fares on this route — call free
Flight time details
1,623 miles nonstop takes roughly 3h 39m 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
- TYS — McGhee Tyson Airport · Knoxville, 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 TYS
- MMI · McMinn County Airport43 mi away
- HDI · Hardwick Field62 mi away
- CSV · Crossville Memorial Whitson Field62 mi away
- AVL · Asheville Regional Airport86 mi away
Frequently asked questions
How far is HLN from TYS?
The flight distance from Helena (HLN) to Knoxville (TYS) is 1,623 miles (2,612 km, 1,410 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HLN to TYS?
A nonstop flight takes about 3h 39m 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 Knoxville?
Knoxville is 2 hours ahead of Helena.
What is the cheapest way to fly from HLN to TYS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HLN–TYS that never appear on search engines, with no booking fees.