Need help booking?
Unpublished phone-only deals available
URT to HLN: distance & flight time
Surat Thani (Surat Thani Airport) → Helena (Helena Regional Airport)
8,135 mi
13,091 km · 7,069 nm
16h 25m
estimated nonstop flight time
-13h
time difference · heading northeast
See live URT→HLN fares Phone-only fares on this route — call free
Flight time details
8,135 miles nonstop takes roughly 16h 25m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time set-back when reading arrival times on your ticket.
The two airports
- URT — Surat Thani Airport · Surat Thani, Thailand
- 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 URT
- UNN · Ranong Airport58 mi away
- USM · Samui Airport69 mi away
- NST · Nakhon Si Thammarat Airport69 mi away
- KBV · Krabi Airport72 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 URT from HLN?
The flight distance from Surat Thani (URT) to Helena (HLN) is 8,135 miles (13,091 km, 7,069 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from URT to HLN?
A nonstop flight takes about 16h 25m 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 Surat Thani and Helena?
Helena is 13 hours behind Surat Thani.
What is the cheapest way to fly from URT to HLN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on URT–HLN that never appear on search engines, with no booking fees.