Need help booking?
Unpublished phone-only deals available
SLU to SEN: distance & flight time
Castries (George F. L. Charles Airport) → Southend (Southend Airport)
4,255 mi
6,848 km · 3,698 nm
8h 49m
estimated nonstop flight time
+5h
time difference · heading northeast
See live SLU→SEN fares Phone-only fares on this route — call free
Flight time details
4,255 miles nonstop takes roughly 8h 49m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time gain when reading arrival times on your ticket.
The two airports
- SLU — George F. L. Charles Airport · Castries, Saint Lucia
- SEN — Southend Airport · Southend, United Kingdom
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 SEN
- LGW · London Gatwick Airport48 mi away
- LHR · London Heathrow Airport50 mi away
- RCS · Rochester Airport17 mi away
- LCY · London City Airport28 mi away
Frequently asked questions
How far is SLU from SEN?
The flight distance from Castries (SLU) to Southend (SEN) is 4,255 miles (6,848 km, 3,698 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SLU to SEN?
A nonstop flight takes about 8h 49m 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 Southend?
Southend is 5 hours ahead of Castries.
What is the cheapest way to fly from SLU to SEN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SLU–SEN that never appear on search engines, with no booking fees.