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THL to BIL: distance & flight time
Tachilek (Tachileik Airport) → Billings (Billings Logan International Airport)
7,521 mi
12,103 km · 6,535 nm
15h 13m
estimated nonstop flight time
-12.5h
time difference · heading north
See live THL→BIL fares Phone-only fares on this route — call free
Flight time details
7,521 miles nonstop takes roughly 15h 13m 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
- BIL — Billings Logan International Airport · Billings, 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 BIL
- COD · Yellowstone Regional Airport92 mi away
- LVM · Mission Field92 mi away
- LWT · Lewistown Municipal Airport96 mi away
- SHR · Sheridan County Airport105 mi away
Frequently asked questions
How far is THL from BIL?
The flight distance from Tachilek (THL) to Billings (BIL) is 7,521 miles (12,103 km, 6,535 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from THL to BIL?
A nonstop flight takes about 15h 13m 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 Billings?
Billings is 12.5 hours behind Tachilek.
What is the cheapest way to fly from THL to BIL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on THL–BIL that never appear on search engines, with no booking fees.