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BNJ to SLU: distance & flight time
Sankt-Augustin (Bonn-Hangelar Airport) → Castries (George F. L. Charles Airport)
4,520 mi
7,274 km · 3,928 nm
9h 20m
estimated nonstop flight time
—
time difference · heading west
See live BNJ→SLU fares Phone-only fares on this route — call free
Flight time details
4,520 miles nonstop takes roughly 9h 20m gate to gate, flying west. 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
- SLU — George F. L. Charles Airport · Castries, Saint Lucia
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 SLU
- UVF · Hewanorra International Airport20 mi away
- FDF · Martinique Aimé Césaire International Airport39 mi away
- SVD · Argyle International Airport61 mi away
- BQU · J F Mitchell Airport74 mi away
Frequently asked questions
How far is BNJ from SLU?
The flight distance from Sankt-Augustin (BNJ) to Castries (SLU) is 4,520 miles (7,274 km, 3,928 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BNJ to SLU?
A nonstop flight takes about 9h 20m 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 SLU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BNJ–SLU that never appear on search engines, with no booking fees.