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KNU to RML: distance & flight time
Kanpur (Kanpur Airport) → Colombo (Colombo Ratmalana Airport)
1,353 mi
2,178 km · 1,176 nm
3h 25m
estimated nonstop flight time
Same time
time difference · heading south
See live KNU→RML fares Phone-only fares on this route — call free
Flight time details
1,353 miles nonstop takes roughly 3h 25m 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
- KNU — Kanpur Airport · Kanpur, India
- 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 KNU
- LKO · Chaudhary Charan Singh International Airport39 mi away
- IXD · Allahabad Airport106 mi away
- HJR · Khajuraho Airport114 mi away
- TNI · Satna Airport130 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 KNU from RML?
The flight distance from Kanpur (KNU) to Colombo (RML) is 1,353 miles (2,178 km, 1,176 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KNU to RML?
A nonstop flight takes about 3h 25m 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 KNU to RML?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KNU–RML that never appear on search engines, with no booking fees.