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DCA to TNX: distance & flight time
Washington (Ronald Reagan Washington National Airport) → Stung Treng (Stung Treng Airport)
8,812 mi
14,182 km · 7,657 nm
17h 45m
estimated nonstop flight time
+12h
time difference · heading north
See live DCA→TNX fares Phone-only fares on this route — call free
Flight time details
8,812 miles nonstop takes roughly 17h 45m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time gain when reading arrival times on your ticket.
The two airports
- DCA — Ronald Reagan Washington National Airport · Washington, United States
- 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 DCA
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 DCA from TNX?
The flight distance from Washington (DCA) to Stung Treng (TNX) is 8,812 miles (14,182 km, 7,657 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DCA to TNX?
A nonstop flight takes about 17h 45m 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 DCA to TNX?
Nonstop service on DCA–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 17h 45m nonstop estimate.
What is the time difference between Washington and Stung Treng?
Stung Treng is 12 hours ahead of Washington.
What is the cheapest way to fly from DCA to TNX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DCA–TNX that never appear on search engines, with no booking fees.
Why are some DCA to TNX fares phone-only?
Consolidator contracts let us sell certain DCA–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.