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YST to RML: distance & flight time
St. Theresa Point (St. Theresa Point Airport) → Colombo (Colombo Ratmalana Airport)
8,234 mi
13,251 km · 7,155 nm
16h 37m
estimated nonstop flight time
+10.5h
time difference · heading north
See live YST→RML fares Phone-only fares on this route — call free
Flight time details
8,234 miles nonstop takes roughly 16h 37m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10.5-hour time gain when reading arrival times on your ticket.
The two airports
- YST — St. Theresa Point Airport · St. Theresa Point, Canada
- 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 YST
- YIV · Island Lake Airport8 mi away
- YGO · Gods Lake Narrows Airport51 mi away
- YRS · Red Sucker Lake Airport57 mi away
- ZGI · Gods River Airport75 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 YST from RML?
The flight distance from St. Theresa Point (YST) to Colombo (RML) is 8,234 miles (13,251 km, 7,155 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YST to RML?
A nonstop flight takes about 16h 37m 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 St. Theresa Point and Colombo?
Colombo is 10.5 hours ahead of St. Theresa Point.
What is the cheapest way to fly from YST to RML?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YST–RML that never appear on search engines, with no booking fees.