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DTU to RML: distance & flight time
Wudalianchi (Wudalianchi Dedu Airport) → Colombo (Colombo Ratmalana Airport)
3,940 mi
6,340 km · 3,423 nm
8h 11m
estimated nonstop flight time
—
time difference · heading southwest
See live DTU→RML fares Phone-only fares on this route — call free
Flight time details
3,940 miles nonstop takes roughly 8h 11m gate to gate, flying southwest. 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
- DTU — Wudalianchi Dedu Airport · Wudalianchi, China
- RML — Colombo Ratmalana Airport · Colombo, 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 DTU
- DQA · Saertu Airport126 mi away
- HEK · Heihe Airport131 mi away
- NDG · Qiqihar Sanjiazi Airport132 mi away
- LDS · Lindu Airport142 mi away
Near RML
- CMB · Bandaranaike International Colombo Airport25 mi away
- KCT · Koggala Airport65 mi away
- HRI · Mattala Rajapaksa International Airport93 mi away
- GIU · Sigiriya Air Force Base97 mi away
Frequently asked questions
How far is DTU from RML?
The flight distance from Wudalianchi (DTU) to Colombo (RML) is 3,940 miles (6,340 km, 3,423 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DTU to RML?
A nonstop flight takes about 8h 11m 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 cheapest way to fly from DTU to RML?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DTU–RML that never appear on search engines, with no booking fees.