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IBR to STL: distance & flight time
Ibaraki (Hyakuri Airport) → St. Louis (St Louis Lambert International Airport)
6,331 mi
10,189 km · 5,502 nm
12h 53m
estimated nonstop flight time
-14h
time difference · heading northeast
See live IBR→STL fares Phone-only fares on this route — call free
Flight time details
6,331 miles nonstop takes roughly 12h 53m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- IBR — Hyakuri Airport · Ibaraki, Japan
- 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 IBR
- NRT · Narita International Airport29 mi away
- HND · Tokyo Haneda International Airport56 mi away
- OKO · Yokota Air Base67 mi away
- FKS · Fukushima Airport72 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 IBR from STL?
The flight distance from Ibaraki (IBR) to St. Louis (STL) is 6,331 miles (10,189 km, 5,502 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IBR to STL?
A nonstop flight takes about 12h 53m 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 Ibaraki and St. Louis?
St. Louis is 14 hours behind Ibaraki.
What is the cheapest way to fly from IBR to STL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IBR–STL that never appear on search engines, with no booking fees.