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TNN to SQL: distance & flight time
Tainan (Tainan Airport) → San Carlos (San Carlos Airport)
6,616 mi
10,648 km · 5,749 nm
13h 26m
estimated nonstop flight time
-15h
time difference · heading northeast
See live TNN→SQL fares Phone-only fares on this route — call free
Flight time details
6,616 miles nonstop takes roughly 13h 26m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time set-back when reading arrival times on your ticket.
The two airports
- TNN — Tainan Airport · Tainan, Taiwan
- SQL — San Carlos Airport · San Carlos, 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 TNN
- PIF · Pingtung North Airport25 mi away
- KHH · Kaohsiung International Airport27 mi away
- CYI · Chiayi Airport37 mi away
- WOT · Wang-an Airport53 mi away
Near SQL
- SFO · San Francisco International Airport10 mi away
- PAO · Palo Alto Airport of Santa Clara County8 mi away
- HWD · Hayward Executive Airport12 mi away
- NUQ · Moffett Federal Airfield13 mi away
Frequently asked questions
How far is TNN from SQL?
The flight distance from Tainan (TNN) to San Carlos (SQL) is 6,616 miles (10,648 km, 5,749 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TNN to SQL?
A nonstop flight takes about 13h 26m 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 Tainan and San Carlos?
San Carlos is 15 hours behind Tainan.
What is the cheapest way to fly from TNN to SQL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TNN–SQL that never appear on search engines, with no booking fees.