Need help booking?
Unpublished phone-only deals available
SLU to HSK: distance & flight time
Castries (George F. L. Charles Airport) → Huesca (Huesca/Pirineos Airport)
4,077 mi
6,561 km · 3,542 nm
8h 28m
estimated nonstop flight time
+6h
time difference · heading northeast
See live SLU→HSK fares Phone-only fares on this route — call free
Flight time details
4,077 miles nonstop takes roughly 8h 28m 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
- HSK — Huesca/Pirineos Airport · Huesca, 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 HSK
- ZAZ · Zaragoza Air Base47 mi away
- ILD · Lleida-Alguaire Airport50 mi away
- LDE · Tarbes-Lourdes-Pyrénées Airport78 mi away
- PNA · Pamplona Airport83 mi away
Frequently asked questions
How far is SLU from HSK?
The flight distance from Castries (SLU) to Huesca (HSK) is 4,077 miles (6,561 km, 3,542 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SLU to HSK?
A nonstop flight takes about 8h 28m 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 Huesca?
Huesca is 6 hours ahead of Castries.
What is the cheapest way to fly from SLU to HSK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SLU–HSK that never appear on search engines, with no booking fees.