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STL to LXG: distance & flight time
St. Louis (St Louis Lambert International Airport) → Luang Namtha (Luang Namtha Airport)
8,241 mi
13,263 km · 7,161 nm
16h 38m
estimated nonstop flight time
+13h
time difference · heading north
See live STL→LXG fares Phone-only fares on this route — call free
Flight time details
8,241 miles nonstop takes roughly 16h 38m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- STL — St Louis Lambert International Airport · St. Louis, United States
- LXG — Luang Namtha Airport · Luang Namtha, Laos
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 STL
- SUS · Spirit of St Louis Airport16 mi away
- ALN · St Louis Regional Airport20 mi away
- BLV · Scott AFB/Midamerica Airport32 mi away
- SPI · Abraham Lincoln Capital Airport84 mi away
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
Frequently asked questions
How far is STL from LXG?
The flight distance from St. Louis (STL) to Luang Namtha (LXG) is 8,241 miles (13,263 km, 7,161 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from STL to LXG?
A nonstop flight takes about 16h 38m 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 STL to LXG?
Nonstop service on STL–LXG 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 38m nonstop estimate.
What is the time difference between St. Louis and Luang Namtha?
Luang Namtha is 13 hours ahead of St. Louis.
What is the cheapest way to fly from STL to LXG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on STL–LXG that never appear on search engines, with no booking fees.
Why are some STL to LXG fares phone-only?
Consolidator contracts let us sell certain STL–LXG 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.