Need help booking?
Unpublished phone-only deals available
LXG to SPF: distance & flight time
Luang Namtha (Luang Namtha Airport) → Spearfish-South Dakota (Black Hills Airport-Clyde Ice Field)
7,643 mi
12,301 km · 6,642 nm
15h 27m
estimated nonstop flight time
-13h
time difference · heading north
See live LXG→SPF fares Phone-only fares on this route — call free
Flight time details
7,643 miles nonstop takes roughly 15h 27m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time set-back when reading arrival times on your ticket.
The two airports
- LXG — Luang Namtha Airport · Luang Namtha, Laos
- SPF — Black Hills Airport-Clyde Ice Field · Spearfish-South Dakota, 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 LXG
- ODY · Oudomsay Airport43 mi away
- PCQ · Boun Neau Airport57 mi away
- HOE · Ban Huoeisay Airport79 mi away
- JHG · Xishuangbanna Gasa Airport81 mi away
Near SPF
- RCA · Ellsworth Air Force Base41 mi away
- RAP · Rapid City Regional Airport47 mi away
- GCC · Gillette Campbell County Airport87 mi away
- CDR · Chadron Municipal Airport119 mi away
Frequently asked questions
How far is LXG from SPF?
The flight distance from Luang Namtha (LXG) to Spearfish-South Dakota (SPF) is 7,643 miles (12,301 km, 6,642 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LXG to SPF?
A nonstop flight takes about 15h 27m 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 Luang Namtha and Spearfish-South Dakota?
Spearfish-South Dakota is 13 hours behind Luang Namtha.
What is the cheapest way to fly from LXG to SPF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LXG–SPF that never appear on search engines, with no booking fees.