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BNJ to STL: distance & flight time
Sankt-Augustin (Bonn-Hangelar Airport) → St. Louis (St Louis Lambert International Airport)
4,502 mi
7,245 km · 3,912 nm
9h 18m
estimated nonstop flight time
—
time difference · heading northwest
See live BNJ→STL fares Phone-only fares on this route — call free
Flight time details
4,502 miles nonstop takes roughly 9h 18m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- BNJ — Bonn-Hangelar Airport · Sankt-Augustin, Germany
- 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 BNJ
- CGN · Cologne Bonn Airport7 mi away
- FRA · Frankfurt am Main Airport80 mi away
- DUS · Düsseldorf Airport40 mi away
- SGE · Siegerland Airport40 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 BNJ from STL?
The flight distance from Sankt-Augustin (BNJ) to St. Louis (STL) is 4,502 miles (7,245 km, 3,912 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BNJ to STL?
A nonstop flight takes about 9h 18m 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 cheapest way to fly from BNJ to STL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BNJ–STL that never appear on search engines, with no booking fees.