Need help booking?
Unpublished phone-only deals available
RML to VTE: distance & flight time
Colombo (Colombo Ratmalana Airport) → Vientiane (Wattay International Airport)
1,711 mi
2,753 km · 1,487 nm
3h 49m
estimated nonstop flight time
+1.5h
time difference · heading northeast
See live RML→VTE fares Phone-only fares on this route — call free
Flight time details
1,711 miles nonstop takes roughly 3h 49m 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
- VTE — Wattay International Airport · Vientiane, Laos
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 VTE
- UTH · Udon Thani Airport44 mi away
- LOE · Loei Airport67 mi away
- ZBY · Sayaboury Airport103 mi away
- KKC · Khon Kaen Airport106 mi away
Frequently asked questions
How far is RML from VTE?
The flight distance from Colombo (RML) to Vientiane (VTE) is 1,711 miles (2,753 km, 1,487 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RML to VTE?
A nonstop flight takes about 3h 49m 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 Vientiane?
Vientiane is 1.5 hours ahead of Colombo.
What is the cheapest way to fly from RML to VTE?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RML–VTE that never appear on search engines, with no booking fees.