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CMI to TNN: distance & flight time
Champaign (University of Illinois Willard Airport) → Tainan (Tainan Airport)
7,714 mi
12,414 km · 6,703 nm
15h 36m
estimated nonstop flight time
+13h
time difference · heading northwest
See live CMI→TNN fares Phone-only fares on this route — call free
Flight time details
7,714 miles nonstop takes roughly 15h 36m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- CMI — University of Illinois Willard Airport · Champaign, 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 CMI
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 CMI from TNN?
The flight distance from Champaign (CMI) to Tainan (TNN) is 7,714 miles (12,414 km, 6,703 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CMI to TNN?
A nonstop flight takes about 15h 36m 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 Champaign and Tainan?
Tainan is 13 hours ahead of Champaign.
What is the cheapest way to fly from CMI to TNN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CMI–TNN that never appear on search engines, with no booking fees.