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THL to SDY: distance & flight time
Tachilek (Tachileik Airport) → Sidney (Sidney - Richland Regional Airport)
7,493 mi
12,059 km · 6,511 nm
15h 10m
estimated nonstop flight time
-12.5h
time difference · heading north
See live THL→SDY fares Phone-only fares on this route — call free
Flight time details
7,493 miles nonstop takes roughly 15h 10m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12.5-hour time set-back when reading arrival times on your ticket.
The two airports
- THL — Tachileik Airport · Tachilek, Burma
- SDY — Sidney - Richland Regional Airport · Sidney, 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 THL
- HOE · Ban Huoeisay Airport36 mi away
- CEI · Chiang Rai International Airport37 mi away
- MOG · Mong Hsat Airport44 mi away
- KET · Kengtung Airport60 mi away
Near SDY
- ISN · Sloulin Field International Airport41 mi away
- GDV · Dawson Community Airport49 mi away
- OLF · L M Clayton Airport69 mi away
- DIK · Dickinson Theodore Roosevelt Regional Airport91 mi away
Frequently asked questions
How far is THL from SDY?
The flight distance from Tachilek (THL) to Sidney (SDY) is 7,493 miles (12,059 km, 6,511 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from THL to SDY?
A nonstop flight takes about 15h 10m 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 Tachilek and Sidney?
Sidney is 12.5 hours behind Tachilek.
What is the cheapest way to fly from THL to SDY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on THL–SDY that never appear on search engines, with no booking fees.