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HPH to TNX: distance & flight time
Haiphong (Cat Bi International Airport) → Stung Treng (Stung Treng Airport)
506 mi
814 km · 439 nm
1h 34m
estimated nonstop flight time
Same time
time difference · heading south
See live HPH→TNX fares Phone-only fares on this route — call free
Flight time details
506 miles nonstop takes roughly 1h 34m gate to gate, flying south. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- HPH — Cat Bi International Airport · Haiphong, Vietnam
- TNX — Stung Treng Airport · Stung Treng, Cambodia
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 HPH
- HAN · Noi Bai International Airport65 mi away
Near TNX
- RBE · Ratanakiri Airport67 mi away
- KTI · Kratie Airport72 mi away
- AOU · Attopeu Airport104 mi away
- PKZ · Pakse International Airport112 mi away
Frequently asked questions
How far is HPH from TNX?
The flight distance from Haiphong (HPH) to Stung Treng (TNX) is 506 miles (814 km, 439 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HPH to TNX?
A nonstop flight takes about 1h 34m 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 HPH to TNX?
Nonstop service on HPH–TNX 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 1h 34m nonstop estimate.
What is the cheapest way to fly from HPH to TNX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HPH–TNX that never appear on search engines, with no booking fees.
Why are some HPH to TNX fares phone-only?
Consolidator contracts let us sell certain HPH–TNX 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.