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MSC to SLU: distance & flight time
Mesa (Falcon Field) → Castries (George F. L. Charles Airport)
3,439 mi
5,534 km · 2,988 nm
7h 13m
estimated nonstop flight time
+3h
time difference · heading east
See live MSC→SLU fares Phone-only fares on this route — call free
Flight time details
3,439 miles nonstop takes roughly 7h 13m 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
- MSC — Falcon Field · Mesa, 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 MSC
- PHX · Phoenix Sky Harbor International Airport16 mi away
- AZA · Phoenix-Mesa-Gateway Airport11 mi away
- SCF · Scottsdale Airport15 mi away
- DVT · Phoenix Deer Valley Airport26 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 MSC from SLU?
The flight distance from Mesa (MSC) to Castries (SLU) is 3,439 miles (5,534 km, 2,988 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from MSC to SLU?
A nonstop flight takes about 7h 13m 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 Mesa and Castries?
Castries is 3 hours ahead of Mesa.
What is the cheapest way to fly from MSC to SLU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on MSC–SLU that never appear on search engines, with no booking fees.