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RML to SNO: distance & flight time
Colombo (Colombo Ratmalana Airport) → Sakon Nakhon (Sakon Nakhon Airport)
1,785 mi
2,872 km · 1,551 nm
3h 58m
estimated nonstop flight time
+1.5h
time difference · heading northeast
See live RML→SNO fares Phone-only fares on this route — call free
Flight time details
1,785 miles nonstop takes roughly 3h 58m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1.5-hour time gain when reading arrival times on your ticket.
The two airports
- RML — Colombo Ratmalana Airport · Colombo, Sri Lanka
- SNO — Sakon Nakhon Airport · Sakon Nakhon, Thailand
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 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
Near SNO
- KOP · Nakhon Phanom Airport37 mi away
- ZVK · Savannakhet Airport61 mi away
- ROI · Roi Et Airport78 mi away
- UTH · Udon Thani Airport89 mi away
Frequently asked questions
How far is RML from SNO?
The flight distance from Colombo (RML) to Sakon Nakhon (SNO) is 1,785 miles (2,872 km, 1,551 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RML to SNO?
A nonstop flight takes about 3h 58m 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 Colombo and Sakon Nakhon?
Sakon Nakhon is 1.5 hours ahead of Colombo.
What is the cheapest way to fly from RML to SNO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RML–SNO that never appear on search engines, with no booking fees.