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THL to GDC: distance & flight time
Tachilek (Tachileik Airport) → Greenville (Donaldson Field Airport)
8,617 mi
13,868 km · 7,488 nm
17h 22m
estimated nonstop flight time
—
time difference · heading north
See live THL→GDC fares Phone-only fares on this route — call free
Flight time details
8,617 miles nonstop takes roughly 17h 22m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- THL — Tachileik Airport · Tachilek, Burma
- GDC — Donaldson Field Airport · Greenville, 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 GDC
Frequently asked questions
How far is THL from GDC?
The flight distance from Tachilek (THL) to Greenville (GDC) is 8,617 miles (13,868 km, 7,488 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from THL to GDC?
A nonstop flight takes about 17h 22m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from THL to GDC?
Nonstop service on THL–GDC depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 17h 22m nonstop estimate.
What is the cheapest way to fly from THL to GDC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on THL–GDC that never appear on search engines, with no booking fees.
Why are some THL to GDC fares phone-only?
Consolidator contracts let us sell certain THL–GDC tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.