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THL to GRM: distance & flight time
Tachilek (Tachileik Airport) → Grand Marais (Grand Marais Cook County Airport)
7,673 mi
12,348 km · 6,668 nm
15h 31m
estimated nonstop flight time
-11.5h
time difference · heading north
See live THL→GRM fares Phone-only fares on this route — call free
Flight time details
7,673 miles nonstop takes roughly 15h 31m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11.5-hour time set-back when reading arrival times on your ticket.
The two airports
- THL — Tachileik Airport · Tachilek, Burma
- GRM — Grand Marais Cook County Airport · Grand Marais, 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 GRM
- YQT · Thunder Bay Airport61 mi away
- LYU · Ely Municipal Airport67 mi away
- YIB · Atikokan Municipal Airport87 mi away
- CMX · Houghton County Memorial Airport100 mi away
Frequently asked questions
How far is THL from GRM?
The flight distance from Tachilek (THL) to Grand Marais (GRM) is 7,673 miles (12,348 km, 6,668 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from THL to GRM?
A nonstop flight takes about 15h 31m 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 Grand Marais?
Grand Marais is 11.5 hours behind Tachilek.
What is the cheapest way to fly from THL to GRM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on THL–GRM that never appear on search engines, with no booking fees.