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SLU to ALC: distance & flight time
Castries (George F. L. Charles Airport) → Alicante (Alicante International Airport)
4,026 mi
6,480 km · 3,499 nm
8h 22m
estimated nonstop flight time
+6h
time difference · heading northeast
See live SLU→ALC fares Phone-only fares on this route — call free
Flight time details
4,026 miles nonstop takes roughly 8h 22m 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
- ALC — Alicante International Airport · Alicante, Spain
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 ALC
- MJV · San Javier Airport38 mi away
- RMU · Región de Murcia International Airport45 mi away
- ABC · Albacete-Los Llanos Airport84 mi away
- VLC · Valencia Airport84 mi away
Frequently asked questions
How far is SLU from ALC?
The flight distance from Castries (SLU) to Alicante (ALC) is 4,026 miles (6,480 km, 3,499 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SLU to ALC?
A nonstop flight takes about 8h 22m 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 Alicante?
Alicante is 6 hours ahead of Castries.
What is the cheapest way to fly from SLU to ALC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SLU–ALC that never appear on search engines, with no booking fees.