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SLU to SGD: distance & flight time
Castries (George F. L. Charles Airport) → Soenderborg (Sønderborg Airport)
4,668 mi
7,513 km · 4,056 nm
9h 37m
estimated nonstop flight time
+6h
time difference · heading northeast
See live SLU→SGD fares Phone-only fares on this route — call free
Flight time details
4,668 miles nonstop takes roughly 9h 37m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- SLU — George F. L. Charles Airport · Castries, Saint Lucia
- SGD — Sønderborg Airport · Soenderborg, Denmark
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 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
Near SGD
- FLF · Flensburg-Schäferhaus Airport21 mi away
- SKS · Skrydstrup Air Base27 mi away
- WBG · Schleswig Air Base37 mi away
- ODE · Odense Airport41 mi away
Frequently asked questions
How far is SLU from SGD?
The flight distance from Castries (SLU) to Soenderborg (SGD) is 4,668 miles (7,513 km, 4,056 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SLU to SGD?
A nonstop flight takes about 9h 37m 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 Castries and Soenderborg?
Soenderborg is 6 hours ahead of Castries.
What is the cheapest way to fly from SLU to SGD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SLU–SGD that never appear on search engines, with no booking fees.