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CUA to SLU: distance & flight time
Ciudad Constitución (Ciudad Constitución Airport) → Castries (George F. L. Charles Airport)
3,364 mi
5,413 km · 2,923 nm
7h 4m
estimated nonstop flight time
+3h
time difference · heading east
See live CUA→SLU fares Phone-only fares on this route — call free
Flight time details
3,364 miles nonstop takes roughly 7h 4m 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
- CUA — Ciudad Constitución Airport · Ciudad Constitución, Mexico
- 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 CUA
- LTO · Loreto International Airport67 mi away
- LAP · Manuel Márquez de León International Airport104 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 CUA from SLU?
The flight distance from Ciudad Constitución (CUA) to Castries (SLU) is 3,364 miles (5,413 km, 2,923 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CUA to SLU?
A nonstop flight takes about 7h 4m 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 Ciudad Constitución and Castries?
Castries is 3 hours ahead of Ciudad Constitución.
What is the cheapest way to fly from CUA to SLU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CUA–SLU that never appear on search engines, with no booking fees.