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STS to KCT: distance & flight time
Santa Rosa (Charles M. Schulz Sonoma County Airport) → Koggala (Koggala Airport)
9,023 mi
14,521 km · 7,841 nm
18h 10m
estimated nonstop flight time
+12.5h
time difference · heading northwest
See live STS→KCT fares Phone-only fares on this route — call free
Flight time details
9,023 miles nonstop takes roughly 18h 10m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12.5-hour time gain when reading arrival times on your ticket.
The two airports
- STS — Charles M. Schulz Sonoma County Airport · Santa Rosa, United States
- KCT — Koggala Airport · Koggala, 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 STS
- SFO · San Francisco International Airport66 mi away
- NOT · Marin County Airport - Gnoss Field29 mi away
- APC · Napa County Airport35 mi away
- UKI · Ukiah Municipal Airport47 mi away
Near KCT
- HRI · Mattala Rajapaksa International Airport59 mi away
- RML · Colombo Ratmalana Airport65 mi away
- WRZ · Weerawila Airport65 mi away
- CMB · Bandaranaike International Colombo Airport87 mi away
Frequently asked questions
How far is STS from KCT?
The flight distance from Santa Rosa (STS) to Koggala (KCT) is 9,023 miles (14,521 km, 7,841 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from STS to KCT?
A nonstop flight takes about 18h 10m 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 Santa Rosa and Koggala?
Koggala is 12.5 hours ahead of Santa Rosa.
What is the cheapest way to fly from STS to KCT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on STS–KCT that never appear on search engines, with no booking fees.