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JSI to SLU: distance & flight time
Skiathos (Skiathos Island National Airport) → Castries (George F. L. Charles Airport)
5,319 mi
8,561 km · 4,622 nm
10h 54m
estimated nonstop flight time
-7h
time difference · heading west
See live JSI→SLU fares Phone-only fares on this route — call free
Flight time details
5,319 miles nonstop takes roughly 10h 54m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- JSI — Skiathos Island National Airport · Skiathos, Greece
- 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 JSI
- VOL · Nea Anchialos Airport38 mi away
- SKU · Skiros Airport55 mi away
- LRA · Larisa Airport64 mi away
- ATH · Eleftherios Venizelos International Airport89 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 JSI from SLU?
The flight distance from Skiathos (JSI) to Castries (SLU) is 5,319 miles (8,561 km, 4,622 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from JSI to SLU?
A nonstop flight takes about 10h 54m 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 Skiathos and Castries?
Castries is 7 hours behind Skiathos.
What is the cheapest way to fly from JSI to SLU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on JSI–SLU that never appear on search engines, with no booking fees.