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SDF to OST: distance & flight time
Louisville (Louisville International Standiford Field) → Ostend (Ostend-Bruges International Airport)
4,174 mi
6,718 km · 3,627 nm
8h 39m
estimated nonstop flight time
+6h
time difference · heading northeast
See live SDF→OST fares Phone-only fares on this route — call free
Flight time details
4,174 miles nonstop takes roughly 8h 39m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- SDF — Louisville International Standiford Field · Louisville, United States
- OST — Ostend-Bruges International Airport · Ostend, Belgium
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 SDF
- LOU · Bowman Field5 mi away
- FTK · Godman Army Air Field22 mi away
- FFT · Capital City Airport45 mi away
- LEX · Blue Grass Airport62 mi away
Near OST
- KJK · Wevelgem Airport30 mi away
- HZB · Merville-Calonne Airport41 mi away
- CQF · Calais-Dunkerque Airport43 mi away
- LIL · Lille-Lesquin Airport45 mi away
Frequently asked questions
How far is SDF from OST?
The flight distance from Louisville (SDF) to Ostend (OST) is 4,174 miles (6,718 km, 3,627 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SDF to OST?
A nonstop flight takes about 8h 39m 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 Louisville and Ostend?
Ostend is 6 hours ahead of Louisville.
What is the cheapest way to fly from SDF to OST?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SDF–OST that never appear on search engines, with no booking fees.