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THL to RCA: distance & flight time
Tachilek (Tachileik Airport) → Rapid City (Ellsworth Air Force Base)
7,740 mi
12,456 km · 6,725 nm
15h 39m
estimated nonstop flight time
-12.5h
time difference · heading north
See live THL→RCA fares Phone-only fares on this route — call free
Flight time details
7,740 miles nonstop takes roughly 15h 39m 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
- RCA — Ellsworth Air Force Base · Rapid City, 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 RCA
- RAP · Rapid City Regional Airport7 mi away
- SPF · Black Hills Airport-Clyde Ice Field41 mi away
- CDR · Chadron Municipal Airport90 mi away
- GCC · Gillette Campbell County Airport121 mi away
Frequently asked questions
How far is THL from RCA?
The flight distance from Tachilek (THL) to Rapid City (RCA) is 7,740 miles (12,456 km, 6,725 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from THL to RCA?
A nonstop flight takes about 15h 39m 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 Rapid City?
Rapid City is 12.5 hours behind Tachilek.
What is the cheapest way to fly from THL to RCA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on THL–RCA that never appear on search engines, with no booking fees.