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BON to SLU: distance & flight time
Kralendijk (Flamingo International Airport) → Castries (George F. L. Charles Airport)
507 mi
815 km · 440 nm
1h 34m
estimated nonstop flight time
Same time
time difference · heading east
See live BON→SLU fares Phone-only fares on this route — call free
Flight time details
507 miles nonstop takes roughly 1h 34m gate to gate, flying east. 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
- BON — Flamingo International Airport · Kralendijk, Netherlands Antilles
- 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 BON
- CUR · Hato International Airport47 mi away
- CZE · José Leonardo Chirinos Airport108 mi away
- LRV · Los Roques Airport109 mi away
- PBL · General Bartolome Salom International Airport115 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 BON from SLU?
The flight distance from Kralendijk (BON) to Castries (SLU) is 507 miles (815 km, 440 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BON to SLU?
A nonstop flight takes about 1h 34m 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 BON to SLU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BON–SLU that never appear on search engines, with no booking fees.