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TNX to SYX: distance & flight time
Stung Treng (Stung Treng Airport) → Sanya (Sanya Phoenix International Airport)
399 mi
643 km · 347 nm
1h 31m
estimated nonstop flight time
+1h
time difference · heading northeast
See live TNX→SYX fares Phone-only fares on this route — call free
Flight time details
399 miles nonstop takes roughly 1h 31m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- TNX — Stung Treng Airport · Stung Treng, Cambodia
- SYX — Sanya Phoenix International Airport · Sanya, China
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 SYX
- BAR · Qionghai Bo'ao Airport89 mi away
- HAK · Haikou Meilan International Airport132 mi away
Frequently asked questions
How far is TNX from SYX?
The flight distance from Stung Treng (TNX) to Sanya (SYX) is 399 miles (643 km, 347 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TNX to SYX?
A nonstop flight takes about 1h 31m 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 Stung Treng and Sanya?
Sanya is 1 hour ahead of Stung Treng.
What is the cheapest way to fly from TNX to SYX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TNX–SYX that never appear on search engines, with no booking fees.