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CIO to STL: distance & flight time
Conception (Teniente Col Carmelo Peralta Airport) → St. Louis (St Louis Lambert International Airport)
4,797 mi
7,719 km · 4,168 nm
9h 52m
estimated nonstop flight time
-2h
time difference · heading northwest
See live CIO→STL fares Phone-only fares on this route — call free
Flight time details
4,797 miles nonstop takes roughly 9h 52m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- CIO — Teniente Col Carmelo Peralta Airport · Conception, Paraguay
- STL — St Louis Lambert International Airport · St. Louis, 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 CIO
- PJC · Dr Augusto Roberto Fuster International Airport116 mi away
- ASU · Silvio Pettirossi International Airport124 mi away
- PMG · Ponta Porã Airport126 mi away
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
Frequently asked questions
How far is CIO from STL?
The flight distance from Conception (CIO) to St. Louis (STL) is 4,797 miles (7,719 km, 4,168 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CIO to STL?
A nonstop flight takes about 9h 52m 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 Conception and St. Louis?
St. Louis is 2 hours behind Conception.
What is the cheapest way to fly from CIO to STL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CIO–STL that never appear on search engines, with no booking fees.