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STL to TNX: distance & flight time
St. Louis (St Louis Lambert International Airport) → Stung Treng (Stung Treng Airport)
8,673 mi
13,957 km · 7,536 nm
17h 28m
estimated nonstop flight time
+12h
time difference · heading north
See live STL→TNX fares Phone-only fares on this route — call free
Flight time details
8,673 miles nonstop takes roughly 17h 28m 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
- TNX — Stung Treng Airport · Stung Treng, Cambodia
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 TNX
- RBE · Ratanakiri Airport67 mi away
- KTI · Kratie Airport72 mi away
- AOU · Attopeu Airport104 mi away
- PKZ · Pakse International Airport112 mi away
Frequently asked questions
How far is STL from TNX?
The flight distance from St. Louis (STL) to Stung Treng (TNX) is 8,673 miles (13,957 km, 7,536 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from STL to TNX?
A nonstop flight takes about 17h 28m 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 Stung Treng?
Stung Treng is 12 hours ahead of St. Louis.
What is the cheapest way to fly from STL to TNX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on STL–TNX that never appear on search engines, with no booking fees.