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SDF to SAT: distance & flight time
Louisville (Louisville International Standiford Field) → San Antonio (San Antonio International Airport)
942 mi
1,516 km · 819 nm
2h 31m
estimated nonstop flight time
-1h
time difference · heading southwest
See live SDF→SAT fares Phone-only fares on this route — call free
Flight time details
942 miles nonstop takes roughly 2h 31m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- SDF — Louisville International Standiford Field · Louisville, United States
- SAT — San Antonio International Airport · San Antonio, 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 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 SAT
- RND · Randolph Air Force Base11 mi away
- SKF · Lackland Air Force Base12 mi away
- SSF · Stinson Municipal Airport14 mi away
- AUS · Austin Bergstrom International Airport66 mi away
Frequently asked questions
How far is SDF from SAT?
The flight distance from Louisville (SDF) to San Antonio (SAT) is 942 miles (1,516 km, 819 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SDF to SAT?
A nonstop flight takes about 2h 31m 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 San Antonio?
San Antonio is 1 hour behind Louisville.
What is the cheapest way to fly from SDF to SAT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SDF–SAT that never appear on search engines, with no booking fees.