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TNN to BST: distance & flight time
Tainan (Tainan Airport) → Lashkar Gah (Bost Airport)
3,445 mi
5,544 km · 2,994 nm
7h 13m
estimated nonstop flight time
-3.5h
time difference · heading northwest
See live TNN→BST fares Phone-only fares on this route — call free
Flight time details
3,445 miles nonstop takes roughly 7h 13m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3.5-hour time set-back when reading arrival times on your ticket.
The two airports
- TNN — Tainan Airport · Tainan, Taiwan
- BST — Bost Airport · Lashkar Gah, Afghanistan
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 BST
- OAZ · Camp Bastion Airport23 mi away
- KDH · Kandahar Airport87 mi away
- TII · Tarin Kowt Airport114 mi away
- FAH · Farah Airport140 mi away
Frequently asked questions
How far is TNN from BST?
The flight distance from Tainan (TNN) to Lashkar Gah (BST) is 3,445 miles (5,544 km, 2,994 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TNN to BST?
A nonstop flight takes about 7h 13m 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 BST?
Nonstop service on TNN–BST 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 7h 13m nonstop estimate.
What is the time difference between Tainan and Lashkar Gah?
Lashkar Gah is 3.5 hours behind Tainan.
What is the cheapest way to fly from TNN to BST?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TNN–BST that never appear on search engines, with no booking fees.
Why are some TNN to BST fares phone-only?
Consolidator contracts let us sell certain TNN–BST 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.