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STL to IAS: distance & flight time
St. Louis (St Louis Lambert International Airport) → Iasi (Iaşi Airport)
5,380 mi
8,658 km · 4,675 nm
11h 1m
estimated nonstop flight time
+8h
time difference · heading northeast
See live STL→IAS fares Phone-only fares on this route — call free
Flight time details
5,380 miles nonstop takes roughly 11h 1m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- STL — St Louis Lambert International Airport · St. Louis, United States
- IAS — Iaşi Airport · Iasi, Romania
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 IAS
- BZY · Bălți International Airport46 mi away
- BCM · Bacău Airport56 mi away
- KIV · Chişinău International Airport64 mi away
- SCV · Suceava Stefan cel Mare Airport69 mi away
Frequently asked questions
How far is STL from IAS?
The flight distance from St. Louis (STL) to Iasi (IAS) is 5,380 miles (8,658 km, 4,675 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from STL to IAS?
A nonstop flight takes about 11h 1m 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 Iasi?
Iasi is 8 hours ahead of St. Louis.
What is the cheapest way to fly from STL to IAS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on STL–IAS that never appear on search engines, with no booking fees.