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FRA to SLU: distance & flight time
Frankfurt (Frankfurt am Main Airport) → Castries (George F. L. Charles Airport)
4,575 mi
7,363 km · 3,976 nm
9h 26m
estimated nonstop flight time
-6h
time difference · heading west
See live FRA→SLU fares Phone-only fares on this route — call free
Flight time details
4,575 miles nonstop takes roughly 9h 26m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time set-back when reading arrival times on your ticket.
The two airports
- FRA — Frankfurt am Main Airport · Frankfurt, Germany
- 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 FRA
- QEF · Frankfurt-Egelsbach Airport6 mi away
- WIE · Wiesbaden Army Airfield11 mi away
- ZNF · Hanau Army Air Field20 mi away
- MHG · Mannheim-City Airport39 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 FRA from SLU?
The flight distance from Frankfurt (FRA) to Castries (SLU) is 4,575 miles (7,363 km, 3,976 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FRA to SLU?
A nonstop flight takes about 9h 26m 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 Frankfurt and Castries?
Castries is 6 hours behind Frankfurt.
What is the cheapest way to fly from FRA to SLU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FRA–SLU that never appear on search engines, with no booking fees.