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TKH to HLN: distance & flight time
Nakhon Sawan (Takhli Airport) → Helena (Helena Regional Airport)
7,714 mi
12,414 km · 6,703 nm
15h 36m
estimated nonstop flight time
-13h
time difference · heading northeast
See live TKH→HLN fares Phone-only fares on this route — call free
Flight time details
7,714 miles nonstop takes roughly 15h 36m 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
- TKH — Takhli Airport · Nakhon Sawan, 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 TKH
- KDT · Kamphaeng Saen Airport85 mi away
- DMK · Don Mueang International Airport97 mi away
- PHS · Phitsanulok Airport104 mi away
- BKK · Suvarnabhumi Airport114 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 TKH from HLN?
The flight distance from Nakhon Sawan (TKH) to Helena (HLN) is 7,714 miles (12,414 km, 6,703 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TKH to HLN?
A nonstop flight takes about 15h 36m 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 Nakhon Sawan and Helena?
Helena is 13 hours behind Nakhon Sawan.
What is the cheapest way to fly from TKH to HLN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TKH–HLN that never appear on search engines, with no booking fees.