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RTB to SLU: distance & flight time
Roatan (Juan Manuel Galvez International Airport) → Castries (George F. L. Charles Airport)
1,709 mi
2,750 km · 1,485 nm
3h 49m
estimated nonstop flight time
+2h
time difference · heading east
See live RTB→SLU fares Phone-only fares on this route — call free
Flight time details
1,709 miles nonstop takes roughly 3h 49m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- RTB — Juan Manuel Galvez International Airport · Roatan, Honduras
- 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 RTB
- UII · Utila Airport28 mi away
- GJA · La Laguna Airport42 mi away
- LCE · Goloson International Airport45 mi away
- TJI · Trujillo Airport47 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 RTB from SLU?
The flight distance from Roatan (RTB) to Castries (SLU) is 1,709 miles (2,750 km, 1,485 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RTB to SLU?
A nonstop flight takes about 3h 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 Roatan and Castries?
Castries is 2 hours ahead of Roatan.
What is the cheapest way to fly from RTB to SLU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RTB–SLU that never appear on search engines, with no booking fees.