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TNX to HEA: distance & flight time
Stung Treng (Stung Treng Airport) → Herat (Herat Airport)
3,082 mi
4,960 km · 2,678 nm
6h 31m
estimated nonstop flight time
-2.5h
time difference · heading northwest
See live TNX→HEA fares Phone-only fares on this route — call free
Flight time details
3,082 miles nonstop takes roughly 6h 31m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2.5-hour time set-back when reading arrival times on your ticket.
The two airports
- TNX — Stung Treng Airport · Stung Treng, Cambodia
- HEA — Herat Airport · Herat, 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 TNX
- RBE · Ratanakiri Airport67 mi away
- KTI · Kratie Airport72 mi away
- AOU · Attopeu Airport104 mi away
- PKZ · Pakse International Airport112 mi away
Near HEA
- OAH · Shindand Airport57 mi away
- FAH · Farah Airport127 mi away
Frequently asked questions
How far is TNX from HEA?
The flight distance from Stung Treng (TNX) to Herat (HEA) is 3,082 miles (4,960 km, 2,678 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TNX to HEA?
A nonstop flight takes about 6h 31m 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 TNX to HEA?
Nonstop service on TNX–HEA 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 6h 31m nonstop estimate.
What is the time difference between Stung Treng and Herat?
Herat is 2.5 hours behind Stung Treng.
What is the cheapest way to fly from TNX to HEA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TNX–HEA that never appear on search engines, with no booking fees.
Why are some TNX to HEA fares phone-only?
Consolidator contracts let us sell certain TNX–HEA 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.