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ASE to THL: distance & flight time
Aspen (Aspen-Pitkin Co/Sardy Field) → Tachilek (Tachileik Airport)
7,962 mi
12,814 km · 6,919 nm
16h 5m
estimated nonstop flight time
+12.5h
time difference · heading northwest
See live ASE→THL fares Phone-only fares on this route — call free
Flight time details
7,962 miles nonstop takes roughly 16h 5m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12.5-hour time gain when reading arrival times on your ticket.
The two airports
- ASE — Aspen-Pitkin Co/Sardy Field · Aspen, United States
- THL — Tachileik Airport · Tachilek, Burma
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 ASE
- EGE · Eagle County Regional Airport29 mi away
- GUC · Gunnison Crested Butte Regional Airport48 mi away
- RIL · Garfield County Regional Airport50 mi away
- MTJ · Montrose Regional Airport74 mi away
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
Frequently asked questions
How far is ASE from THL?
The flight distance from Aspen (ASE) to Tachilek (THL) is 7,962 miles (12,814 km, 6,919 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ASE to THL?
A nonstop flight takes about 16h 5m 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 ASE to THL?
Nonstop service on ASE–THL 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 16h 5m nonstop estimate.
What is the time difference between Aspen and Tachilek?
Tachilek is 12.5 hours ahead of Aspen.
What is the cheapest way to fly from ASE to THL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ASE–THL that never appear on search engines, with no booking fees.
Why are some ASE to THL fares phone-only?
Consolidator contracts let us sell certain ASE–THL 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.