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RLK to RML: distance & flight time
Bayannur (Bayannur Tianjitai Airport) → Colombo (Colombo Ratmalana Airport)
2,914 mi
4,690 km · 2,532 nm
6h 11m
estimated nonstop flight time
-2.5h
time difference · heading southwest
See live RLK→RML fares Phone-only fares on this route — call free
Flight time details
2,914 miles nonstop takes roughly 6h 11m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2.5-hour time set-back when reading arrival times on your ticket.
The two airports
- RLK — Bayannur Tianjitai Airport · Bayannur, 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 RLK
- WUA · Wuhai Airport93 mi away
- BAV · Baotou Airport121 mi away
- DSN · Ordos Ejin Horo Airport149 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 RLK from RML?
The flight distance from Bayannur (RLK) to Colombo (RML) is 2,914 miles (4,690 km, 2,532 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RLK to RML?
A nonstop flight takes about 6h 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 time difference between Bayannur and Colombo?
Colombo is 2.5 hours behind Bayannur.
What is the cheapest way to fly from RLK to RML?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RLK–RML that never appear on search engines, with no booking fees.