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SDF to SFO: distance & flight time
Louisville (Louisville International Standiford Field) → San Francisco (San Francisco International Airport)
1,985 mi
3,194 km · 1,725 nm
4h 22m
estimated nonstop flight time
-3h
time difference · heading west
See live SDF→SFO fares Phone-only fares on this route — call free
Flight time details
1,985 miles nonstop takes roughly 4h 22m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time set-back when reading arrival times on your ticket.
The two airports
- SDF — Louisville International Standiford Field · Louisville, United States
- SFO — San Francisco International Airport · San Francisco, 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 SFO
- SQL · San Carlos Airport10 mi away
- HAF · Half Moon Bay Airport10 mi away
- OAK · Metropolitan Oakland International Airport11 mi away
- NGZ · Alameda Naval Air Station12 mi away
Frequently asked questions
How far is SDF from SFO?
The flight distance from Louisville (SDF) to San Francisco (SFO) is 1,985 miles (3,194 km, 1,725 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SDF to SFO?
A nonstop flight takes about 4h 22m 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 Francisco?
San Francisco is 3 hours behind Louisville.
What is the cheapest way to fly from SDF to SFO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SDF–SFO that never appear on search engines, with no booking fees.