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RDG to SDF: distance & flight time
Reading (Reading Regional Carl A Spaatz Field) → Louisville (Louisville International Standiford Field)
544 mi
875 km · 473 nm
1h 39m
estimated nonstop flight time
Same time
time difference · heading west
See live RDG→SDF fares Phone-only fares on this route — call free
Flight time details
544 miles nonstop takes roughly 1h 39m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- RDG — Reading Regional Carl A Spaatz Field · Reading, United States
- SDF — Louisville International Standiford Field · Louisville, United States
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 RDG
- PHL · Philadelphia International Airport52 mi away
- LNS · Lancaster Airport25 mi away
- CTH · Chester County G O Carlson Airport28 mi away
- UKT · Quakertown Airport31 mi away
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
Frequently asked questions
How far is RDG from SDF?
The flight distance from Reading (RDG) to Louisville (SDF) is 544 miles (875 km, 473 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RDG to SDF?
A nonstop flight takes about 1h 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 cheapest way to fly from RDG to SDF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RDG–SDF that never appear on search engines, with no booking fees.