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SDF to TNN: distance & flight time
Louisville (Louisville International Standiford Field) → Tainan (Tainan Airport)
7,891 mi
12,699 km · 6,857 nm
15h 56m
estimated nonstop flight time
+12h
time difference · heading northwest
See live SDF→TNN fares Phone-only fares on this route — call free
Flight time details
7,891 miles nonstop takes roughly 15h 56m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time gain when reading arrival times on your ticket.
The two airports
- SDF — Louisville International Standiford Field · Louisville, United States
- TNN — Tainan Airport · Tainan, Taiwan
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 TNN
- PIF · Pingtung North Airport25 mi away
- KHH · Kaohsiung International Airport27 mi away
- CYI · Chiayi Airport37 mi away
- WOT · Wang-an Airport53 mi away
Frequently asked questions
How far is SDF from TNN?
The flight distance from Louisville (SDF) to Tainan (TNN) is 7,891 miles (12,699 km, 6,857 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SDF to TNN?
A nonstop flight takes about 15h 56m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from SDF to TNN?
Nonstop service on SDF–TNN depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 15h 56m nonstop estimate.
What is the time difference between Louisville and Tainan?
Tainan is 12 hours ahead of Louisville.
What is the cheapest way to fly from SDF to TNN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SDF–TNN that never appear on search engines, with no booking fees.
Why are some SDF to TNN fares phone-only?
Consolidator contracts let us sell certain SDF–TNN tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.