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TNN to GBT: distance & flight time
Tainan (Tainan Airport) → Gorgan (Gorgan Airport)
3,979 mi
6,404 km · 3,458 nm
8h 16m
estimated nonstop flight time
-4.5h
time difference · heading northwest
See live TNN→GBT fares Phone-only fares on this route — call free
Flight time details
3,979 miles nonstop takes roughly 8h 16m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4.5-hour time set-back when reading arrival times on your ticket.
The two airports
- TNN — Tainan Airport · Tainan, Taiwan
- GBT — Gorgan Airport · Gorgan, Iran
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 GBT
- RUD · Shahroud Airport51 mi away
- KLM · Kalaleh Airport66 mi away
- SRY · Dasht-e Naz Airport69 mi away
Frequently asked questions
How far is TNN from GBT?
The flight distance from Tainan (TNN) to Gorgan (GBT) is 3,979 miles (6,404 km, 3,458 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TNN to GBT?
A nonstop flight takes about 8h 16m 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 TNN to GBT?
Nonstop service on TNN–GBT 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 8h 16m nonstop estimate.
What is the time difference between Tainan and Gorgan?
Gorgan is 4.5 hours behind Tainan.
What is the cheapest way to fly from TNN to GBT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TNN–GBT that never appear on search engines, with no booking fees.
Why are some TNN to GBT fares phone-only?
Consolidator contracts let us sell certain TNN–GBT 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.