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STL to VCS: distance & flight time
St. Louis (St Louis Lambert International Airport) → Conson (Co Ong Airport)
8,979 mi
14,450 km · 7,802 nm
18h 4m
estimated nonstop flight time
+12h
time difference · heading north
See live STL→VCS fares Phone-only fares on this route — call free
Flight time details
8,979 miles nonstop takes roughly 18h 4m 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
- VCS — Co Ong Airport · Conson, Vietnam
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 VCS
- CAH · Cà Mau Airport104 mi away
- VCA · Can Tho International Airport113 mi away
- VKG · Rach Gia Airport133 mi away
- SGN · Tan Son Nhat International Airport144 mi away
Frequently asked questions
How far is STL from VCS?
The flight distance from St. Louis (STL) to Conson (VCS) is 8,979 miles (14,450 km, 7,802 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from STL to VCS?
A nonstop flight takes about 18h 4m 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 Conson?
Conson is 12 hours ahead of St. Louis.
What is the cheapest way to fly from STL to VCS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on STL–VCS that never appear on search engines, with no booking fees.