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SPF to TNN: distance & flight time
Spearfish-South Dakota (Black Hills Airport-Clyde Ice Field) → Tainan (Tainan Airport)
7,013 mi
11,287 km · 6,095 nm
14h 13m
estimated nonstop flight time
+14h
time difference · heading northwest
See live SPF→TNN fares Phone-only fares on this route — call free
Flight time details
7,013 miles nonstop takes roughly 14h 13m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- SPF — Black Hills Airport-Clyde Ice Field · Spearfish-South Dakota, 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 SPF
- RCA · Ellsworth Air Force Base41 mi away
- RAP · Rapid City Regional Airport47 mi away
- GCC · Gillette Campbell County Airport87 mi away
- CDR · Chadron Municipal Airport119 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 SPF from TNN?
The flight distance from Spearfish-South Dakota (SPF) to Tainan (TNN) is 7,013 miles (11,287 km, 6,095 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SPF to TNN?
A nonstop flight takes about 14h 13m 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 Spearfish-South Dakota and Tainan?
Tainan is 14 hours ahead of Spearfish-South Dakota.
What is the cheapest way to fly from SPF to TNN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SPF–TNN that never appear on search engines, with no booking fees.