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STL to ODY: distance & flight time
St. Louis (St Louis Lambert International Airport) → Muang Xay (Oudomsay Airport)
8,253 mi
13,282 km · 7,172 nm
16h 39m
estimated nonstop flight time
+12h
time difference · heading north
See live STL→ODY fares Phone-only fares on this route — call free
Flight time details
8,253 miles nonstop takes roughly 16h 39m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time gain when reading arrival times on your ticket.
The two airports
- STL — St Louis Lambert International Airport · St. Louis, United States
- ODY — Oudomsay Airport · Muang Xay, 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 ODY
- LXG · Luang Namtha Airport43 mi away
- LPQ · Luang Phabang International Airport55 mi away
- PCQ · Boun Neau Airport67 mi away
- DIN · Dien Bien Phu Airport82 mi away
Frequently asked questions
How far is STL from ODY?
The flight distance from St. Louis (STL) to Muang Xay (ODY) is 8,253 miles (13,282 km, 7,172 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from STL to ODY?
A nonstop flight takes about 16h 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 St. Louis and Muang Xay?
Muang Xay is 12 hours ahead of St. Louis.
What is the cheapest way to fly from STL to ODY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on STL–ODY that never appear on search engines, with no booking fees.