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SDM to SLU: distance & flight time
San Diego (Brown Field Municipal Airport) → Castries (George F. L. Charles Airport)
3,731 mi
6,005 km · 3,242 nm
7h 47m
estimated nonstop flight time
+3h
time difference · heading east
See live SDM→SLU fares Phone-only fares on this route — call free
Flight time details
3,731 miles nonstop takes roughly 7h 47m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time gain when reading arrival times on your ticket.
The two airports
- SDM — Brown Field Municipal Airport · San Diego, United States
- 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 SDM
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 SDM from SLU?
The flight distance from San Diego (SDM) to Castries (SLU) is 3,731 miles (6,005 km, 3,242 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SDM to SLU?
A nonstop flight takes about 7h 47m 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 San Diego and Castries?
Castries is 3 hours ahead of San Diego.
What is the cheapest way to fly from SDM to SLU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SDM–SLU that never appear on search engines, with no booking fees.