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MSS to SDF: distance & flight time

Massena (Massena International Richards Field) → Louisville (Louisville International Standiford Field)

731 mi
1,176 km · 635 nm
2h 3m
estimated nonstop flight time
Same time
time difference · heading southwest
See live MSS→SDF fares Phone-only fares on this route — call free

Flight time details

731 miles nonstop takes roughly 2h 3m gate to gate, flying southwest. 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.

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The two airports

Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.

Alternate airports can cut this fare

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Frequently asked questions

How far is MSS from SDF?

The flight distance from Massena (MSS) to Louisville (SDF) is 731 miles (1,176 km, 635 nautical miles), measured along the great-circle route airlines actually fly.

How long is the flight from MSS to SDF?

A nonstop flight takes about 2h 3m 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 MSS to SDF?

Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on MSS–SDF that never appear on search engines, with no booking fees.
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