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TNX to HRI: distance & flight time
Stung Treng (Stung Treng Airport) → Mattala (Mattala Rajapaksa International Airport)
1,765 mi
2,841 km · 1,534 nm
3h 56m
estimated nonstop flight time
-1.5h
time difference · heading west
See live TNX→HRI fares Phone-only fares on this route — call free
Flight time details
1,765 miles nonstop takes roughly 3h 56m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1.5-hour time set-back when reading arrival times on your ticket.
The two airports
- TNX — Stung Treng Airport · Stung Treng, Cambodia
- HRI — Mattala Rajapaksa International Airport · Mattala, Sri Lanka
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 HRI
- WRZ · Weerawila Airport8 mi away
- KCT · Koggala Airport59 mi away
- ADP · Ampara Airport81 mi away
- RML · Colombo Ratmalana Airport93 mi away
Frequently asked questions
How far is TNX from HRI?
The flight distance from Stung Treng (TNX) to Mattala (HRI) is 1,765 miles (2,841 km, 1,534 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TNX to HRI?
A nonstop flight takes about 3h 56m 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 HRI?
Nonstop service on TNX–HRI 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 3h 56m nonstop estimate.
What is the time difference between Stung Treng and Mattala?
Mattala is 1.5 hours behind Stung Treng.
What is the cheapest way to fly from TNX to HRI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TNX–HRI that never appear on search engines, with no booking fees.
Why are some TNX to HRI fares phone-only?
Consolidator contracts let us sell certain TNX–HRI 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.